MainActivity: sort events before saving

Improve the overall code.

app/build.gradle.kts

@@ -6,14 +6,14 @@ plugins {
 
 android {
     namespace = "it.danieleverducci.lunatracker"
-    compileSdk = 34
+    compileSdk = 36
 
     defaultConfig {
         applicationId = "it.danieleverducci.lunatracker"
         minSdk = 21
-        targetSdk = 34
-        versionCode = 5
-        versionName = "0.7"
+        targetSdk = 36
+        versionCode = 7
+        versionName = "0.9"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -31,6 +31,12 @@ android {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
     }
+    dependenciesInfo {
+        // Disables dependency metadata when building APKs.
+        includeInApk = false
+        // Disables dependency metadata when building Android App Bundles.
+        includeInBundle = false
+    }
     kotlinOptions {
         jvmTarget = "11"
     }
@@ -40,7 +46,6 @@ android {
 }
 
 dependencies {
-
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.lifecycle.runtime.ktx)
     implementation(libs.androidx.activity.compose)
@@ -51,7 +56,7 @@ dependencies {
     implementation(libs.androidx.material3)
     implementation(libs.androidx.appcompat)
     implementation(libs.androidx.recyclerview)
-    implementation("com.github.thegrizzlylabs:sardine-android:v0.9")
+    implementation(libs.sardine.android)
     implementation(libs.material)
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
@@ -60,4 +65,5 @@ dependencies {
     androidTestImplementation(libs.androidx.ui.test.junit4)
     debugImplementation(libs.androidx.ui.tooling)
     debugImplementation(libs.androidx.ui.test.manifest)
-}
+    implementation(libs.mpandroidchart.vv310)
+}

app/src/main/AndroidManifest.xml

@@ -30,6 +30,10 @@
             android:name=".SettingsActivity"
             android:label="@string/settings_title"
             android:theme="@style/Theme.LunaTracker"/>
+        <activity
+            android:name=".StatisticsActivity"
+            android:label="@string/statistics_title"
+            android:theme="@style/Theme.LunaTracker"/>
     </application>
 
 </manifest>

app/src/main/java/it/danieleverducci/lunatracker/SettingsActivity.kt

@@ -4,6 +4,7 @@ import android.os.Bundle
 import android.view.View
 import android.widget.EditText
 import android.widget.RadioButton
+import android.widget.Spinner
 import android.widget.TextView
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
@@ -24,7 +25,7 @@ open class SettingsActivity : AppCompatActivity() {
     protected lateinit var textViewWebDAVUser: TextView
     protected lateinit var textViewWebDAVPass: TextView
     protected lateinit var progressIndicator: LinearProgressIndicator
-    protected lateinit var switchNoBreastfeeding: SwitchMaterial
+    protected lateinit var switchDynamicMenu: SwitchMaterial
     protected lateinit var textViewSignature: EditText
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -37,7 +38,7 @@ open class SettingsActivity : AppCompatActivity() {
         textViewWebDAVUser = findViewById(R.id.settings_data_webdav_user)
         textViewWebDAVPass = findViewById(R.id.settings_data_webdav_pass)
         progressIndicator = findViewById(R.id.progress_indicator)
-        switchNoBreastfeeding = findViewById(R.id.switch_no_breastfeeding)
+        switchDynamicMenu = findViewById(R.id.switch_dynamic_menu)
         textViewSignature = findViewById(R.id.settings_signature)
 
         findViewById<View>(R.id.settings_save).setOnClickListener({
@@ -54,7 +55,7 @@ open class SettingsActivity : AppCompatActivity() {
     fun loadSettings() {
         val dataRepo = settingsRepository.loadDataRepository()
         val webDavCredentials = settingsRepository.loadWebdavCredentials()
-        val noBreastfeeding = settingsRepository.loadNoBreastfeeding()
+        val dynamicMenu = settingsRepository.loadDynamicMenu()
         val signature = settingsRepository.loadSignature()
 
         when (dataRepo) {
@@ -63,7 +64,7 @@ open class SettingsActivity : AppCompatActivity() {
         }
 
         textViewSignature.setText(signature)
-        switchNoBreastfeeding.isChecked = noBreastfeeding
+        switchDynamicMenu.isChecked = dynamicMenu
 
         if (webDavCredentials != null) {
             textViewWebDAVUrl.text = webDavCredentials[0]
@@ -160,7 +161,7 @@ open class SettingsActivity : AppCompatActivity() {
             if (radioDataWebDAV.isChecked) LocalSettingsRepository.DATA_REPO.WEBDAV
             else LocalSettingsRepository.DATA_REPO.LOCAL_FILE
         )
-        settingsRepository.saveNoBreastfeeding(switchNoBreastfeeding.isChecked)
+        settingsRepository.saveDynamicMenu(switchDynamicMenu.isChecked)
         settingsRepository.saveSignature(textViewSignature.text.toString())
         settingsRepository.saveWebdavCredentials(
             textViewWebDAVUrl.text.toString(),

app/src/main/java/it/danieleverducci/lunatracker/StatisticsActivity.kt

@@ -0,0 +1,976 @@
+package it.danieleverducci.lunatracker
+
+import android.graphics.Color
+import android.os.Bundle
+import android.util.Log
+import android.view.View
+import android.widget.AdapterView
+import android.widget.ArrayAdapter
+import android.widget.Spinner
+import android.widget.TextView
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.graphics.toColorInt
+import com.github.mikephil.charting.charts.BarChart
+import com.github.mikephil.charting.data.BarData
+import com.github.mikephil.charting.data.BarDataSet
+import com.github.mikephil.charting.data.BarEntry
+import com.github.mikephil.charting.data.Entry
+import com.github.mikephil.charting.formatter.ValueFormatter
+import com.github.mikephil.charting.highlight.Highlight
+import com.github.mikephil.charting.interfaces.datasets.IBarDataSet
+import com.github.mikephil.charting.listener.OnChartValueSelectedListener
+import it.danieleverducci.lunatracker.entities.LunaEvent
+import utils.DateUtils
+import utils.NumericUtils
+import java.text.SimpleDateFormat
+import java.util.Calendar
+import java.util.Date
+import java.util.Locale
+import kotlin.math.abs
+import kotlin.math.max
+import kotlin.math.min
+
+class StatisticsActivity :  AppCompatActivity() {
+    var lastToastShown = 0L
+
+    lateinit var barChart: BarChart
+    lateinit var noDataTextView: TextView
+    lateinit var graphTypeSpinner: Spinner
+    lateinit var timeRangeSpinner: Spinner
+
+    lateinit var unixToSpan: (Long) -> Int
+    lateinit var spanToUnix: (Int) -> Long
+
+    enum class GraphType {
+        BOTTLE_EVENTS,
+        BOTTLE_SUM,
+        SLEEP_SUM,
+        SLEEP_EVENTS,
+        SLEEP_PATTERN,
+        MEDICINE_EVENTS
+    }
+
+    enum class TimeRange {
+        DAY,
+        WEEK,
+        MONTH
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_statistics)
+
+        val logbookName = intent.getStringExtra("LOOGBOOK_NAME")
+        if (logbookName == null) {
+            finish()
+            return
+        }
+
+        noDataTextView = findViewById(R.id.no_data)
+
+        barChart = findViewById(R.id.bar_chart)
+        barChart.setBackgroundColor(Color.WHITE)
+        barChart.description.text = logbookName
+        barChart.setDrawValueAboveBar(false)
+
+        barChart.axisLeft.setAxisMinimum(0F)
+        barChart.axisLeft.setDrawGridLines(false)
+        barChart.axisLeft.setDrawLabels(false)
+
+        barChart.axisRight.setDrawGridLines(false)
+        barChart.axisRight.setDrawLabels(false)
+
+        barChart.xAxis.setDrawGridLines(true)
+        barChart.xAxis.setDrawLabels(true)
+        barChart.xAxis.setDrawAxisLine(false)
+
+        graphTypeSpinner = findViewById(R.id.graph_type_selection)
+        timeRangeSpinner = findViewById(R.id.time_range_selection)
+
+        setupSpinner(graphTypeSelection.name,
+            R.id.graph_type_selection,
+            R.array.StatisticsTypeLabels,
+            R.array.StatisticsTypeValues,
+            object : SpinnerItemSelected {
+                override fun call(newValue: String?) {
+                    //Log.d("event", "new value: $newValue")
+                    newValue ?: return
+                    graphTypeSelection = GraphType.valueOf(newValue)
+                    updateGraph()
+                }
+            }
+        )
+
+        setupSpinner(timeRangeSelection.name,
+            R.id.time_range_selection,
+            R.array.StatisticsTimeLabels,
+            R.array.StatisticsTimeValues,
+            object : SpinnerItemSelected {
+                override fun call(newValue: String?) {
+                    //Log.d("event", "new value: $newValue")
+                    newValue ?: return
+                    timeRangeSelection = TimeRange.valueOf(newValue)
+                    setSpans()
+                    updateGraph()
+                }
+            }
+        )
+
+        setSpans()
+        updateGraph()
+    }
+
+    fun setSpans() {
+        unixToSpan  = when (timeRangeSelection) {
+            TimeRange.DAY -> { unix: Long -> unixToDays(unix) }
+            TimeRange.WEEK -> { unix: Long -> unixToWeeks(unix) }
+            TimeRange.MONTH -> { unix: Long -> unixToMonths(unix) }
+        }
+
+        spanToUnix = when (timeRangeSelection) {
+            TimeRange.DAY -> { span: Int -> daysToUnix(span) }
+            TimeRange.WEEK -> { span: Int -> weeksToUnix(span) }
+            TimeRange.MONTH -> { span: Int -> monthsToUnix(span) }
+        }
+    }
+
+    fun showMedicineBarGraph(state: GraphState) {
+        val values = HashMap<String, ArrayList<BarEntry>>()
+
+        for (event in state.events) {
+            val index = unixToSpan(event.time) - state.startSpan
+            val key = event.notes.trim().lowercase()
+            val array = values.getOrPut(key) {
+                ArrayList(List(state.endSpan - state.startSpan + 1) { BarEntry(it.toFloat(), 0F) })
+            }
+
+            array[index].y += 1F
+        }
+
+        Log.d(TAG, "values.size: ${values.size}")
+        for ((key, value) in values) {
+            Log.d(TAG, "key: $key, value.size: ${value.size} ,value: ${value.joinToString { it.y.toLong().toString() }}")
+        }
+
+        // make sure legend names are not too long
+        fun shorten(notes: String): String {
+            return if (notes.length > 16) {
+                notes.take(13) + "..."
+            } else {
+                notes
+            }
+        }
+
+        fun chooseColor(notes: String): Int {
+            return (abs(notes.hashCode()) * 16777215) or (0xFF shl 24)
+        }
+
+        val sets = arrayListOf<IBarDataSet>()
+        for ((key, value) in values.entries) {
+            if (key.startsWith("v")) {
+                val description = shorten(key)
+                val barDataSet = BarDataSet(value, description)
+                barDataSet.color = chooseColor(key)
+                sets.add(barDataSet)
+            }
+        }
+
+        val data = BarData(sets)
+        //data.groupBars(0F, 0.2F, 0.1F);
+        data.setValueTextSize(12f)
+        data.barWidth = 1F
+        //data.groupBars(0F, 1F, 1F)
+
+        data.setValueFormatter(object : ValueFormatter() {
+            override fun getFormattedValue(value: Float): String {
+                return if (value == 0F) {
+                    ""
+                } else {
+                    value.toInt().toString()
+                }
+            }
+        })
+
+        barChart.setScaleEnabled(true)
+        barChart.legend.isEnabled = true
+
+        //barChart.xAxis.setLabelCount(min(values.size, 24), false);
+        //val maxCount = min(maxIndex, 30) // values.size
+        //Log.d(TAG, "maxCount: $maxCount")
+        barChart.setVisibleXRangeMaximum(20F) //maxCount.toFloat()) // show max 24 entries
+        barChart.xAxis.setLabelCount(30, true)
+        //barChart.xAxis.isEnabled = false
+        barChart.xAxis.setCenterAxisLabels(true)
+        barChart.setScaleEnabled(false)
+
+        //barChart.axisLeft.isSLEEP_PATTERN_GRANULARITYEnabled = true
+        //barChart.axisLeft.setSLEEP_PATTERN_GRANULARITY(0.8F)
+
+        barChart.setData(data)
+        barChart.invalidate()
+    }
+
+    data class SleepRange(val start: Long, var end: Long)
+
+    fun toSleepRanges(events: List<LunaEvent>): ArrayList<SleepRange> {
+        val ranges = arrayListOf<SleepRange>()
+        val now = System.currentTimeMillis() / 1000
+
+        // Transform events into time ranges.
+        // Merge overlapping times and extend
+        // ongoing sleep events until now.
+        var warningShown = false
+        for (event in events) {
+            val startTime = event.time
+            val endTime = if (event.quantity == 0) {
+                now
+            } else {
+                event.time + event.quantity
+            }
+
+            // handle overlap
+            val previousRange = ranges.lastOrNull()
+            if (previousRange != null && previousRange.end > startTime) {
+                // cap previous range to avoid overlap
+                previousRange.end = startTime
+                if (!warningShown) {
+                    Toast.makeText(applicationContext, "Overlapping sleep event at ${DateUtils.formatDateTime(startTime)}", Toast.LENGTH_SHORT).show()
+                    warningShown = true
+                }
+            }
+
+            ranges.add(SleepRange(startTime, endTime))
+        }
+
+        return ranges
+    }
+
+    fun showSleepPatternBarGraph(state: GraphState) {
+        val ranges = toSleepRanges(state.events)
+        Log.d(TAG, "startUnix: ${Date(state.startUnix * 1000)}, endUnix: ${Date(state.endUnix * 1000)}")
+
+        val values = ArrayList<BarEntry>()
+
+        val stack = ArrayList(List(state.endSpan - state.startSpan + 1) { IntArray(24 * 60 * 60 / SLEEP_PATTERN_GRANULARITY) })
+
+        Log.d(TAG, "stack.size: ${stack.size}, array.size: ${stack[0].size}, dayCounter.daysWithData.size: ${state.dayCounter.daysWithData.size}")
+
+        fun stackValuePattern(index: Int, spanBegin: Long, spanEnd: Long, begin: Long, end: Long) {
+            val beginDays = unixToDays(begin)
+            val endDays = unixToDays(end)
+            var mid = begin
+
+            //Log.d(TAG, "stackValuePattern: ${beginDays}..${endDays}")
+
+            for (i in beginDays..endDays) {
+                // i is the days/weeks/months since unix epoch
+                val dayBegin = daysToUnix(i)
+                val dayEnd =  daysToUnix(i + 1)
+                val sleepBegin = max(mid, dayBegin)
+                val sleepEnd = min(end, dayEnd)
+
+                if (sleepBegin != sleepEnd) {
+                    //val index2 = i - spanBegin
+                    //val duration = dayEnd - dayBegin
+                    assert(dayBegin <= dayEnd)
+                    assert(sleepBegin <= sleepEnd)
+                    //val duration = sleepEnd - sleepBegin
+                    val iBegin = (sleepBegin - dayBegin) / SLEEP_PATTERN_GRANULARITY
+                    val iEnd = iBegin + (sleepEnd - sleepBegin) / SLEEP_PATTERN_GRANULARITY
+                    Log.d(TAG, "index: $index, iBegin: $iBegin, iEnd: $iEnd, dayBegin: ${Date(dayBegin * 1000)}, dayEnd: ${Date(dayEnd * 1000)}, sleepBegin: ${Date(sleepBegin * 1000)}, sleepEnd: ${Date(sleepEnd * 1000)}")
+                    for (j in iBegin..iEnd) {
+                        stack[index][j.toInt()] += 1
+                    }
+                }
+                mid = sleepEnd
+            }
+        }
+
+        for (range in ranges) {
+            // a sleep event can span to another day
+            // distribute sleep time over the days
+            val startUnix = range.start
+            val endUnix = range.end
+            val begIndex = unixToSpan(startUnix)
+            val endIndex = unixToSpan(endUnix)
+            var mid = startUnix
+
+            //Log.d(TAG, "startUnix: ${Date(startUnix * 1000)}, endUnix: ${Date(endUnix * 1000)}, begIndex: $begIndex, endIndex: $endIndex (index diff: ${endIndex - begIndex})")
+            for (i in begIndex..endIndex) {
+                // i is the days/weeks/months since unix epoch
+                val spanBegin = spanToUnix(i)
+                val spanEnd =  spanToUnix(i + 1)
+                //Log.d(TAG, "mid: ${Date(mid * 1000)}, spanBegin: ${Date(spanBegin * 1000)}, spanEnd: ${Date(spanEnd * 1000)}, beginUnix: ${Date(startUnix * 1000)} endUnix: ${Date(endUnix * 1000)}")
+                val sleepBegin = max(mid, spanBegin)
+                val sleepEnd = min(endUnix, spanEnd)
+                val index = i - state.startSpan
+                val duration = sleepEnd - sleepBegin
+                //Log.d(TAG, "[$index] sleepBegin: ${Date(sleepBegin * 1000)}, sleepEnd: ${Date(sleepEnd * 1000)}, ${DateUtils.formatTimeDuration(this, duration)}")
+
+                state.dayCounter.setDaysWithData(sleepBegin, sleepEnd)
+                stackValuePattern(index, spanBegin, spanEnd, sleepBegin, sleepEnd)
+
+                mid = sleepEnd
+            }
+        }
+
+        fun mapColor(occurrences: Int, maxOccurrences: Int): Int {
+            // occurences: number of reported sleeps in a specific time slice
+            // maxOccurrences: maximum number of days with data that can contribute to maxOccurrences
+            assert(maxOccurrences > 0)
+            assert(occurrences <= maxOccurrences)
+
+            // map to color
+            val q = occurrences.toFloat() / maxOccurrences.toFloat()
+            val i = q * (SLEEP_PATTERN_COLORS.size - 1).toFloat()
+            return SLEEP_PATTERN_COLORS[i.toInt()]
+        }
+
+        val allColors = ArrayList<Int>()
+
+        // convert array of time slots that represent a day to value and color arrays used by chart library
+        for ((index, dayArray) in stack.withIndex()) {
+            val daysWithData = state.dayCounter.countDaysWithData(spanToUnix(state.startSpan + index), spanToUnix(state.startSpan + index + 1))
+
+            //Log.d(TAG, "index: $index: dayArray: ${dayArray.joinToString { it.toString() }}")
+            val vals = ArrayList<Float>()
+
+            var prevIndex = -1 // time slice index
+            var prevValue = -1 // number of entries we have found for time slice
+            for ((i, v) in dayArray.withIndex()) {
+                if (i == 0) {
+                    prevIndex = i
+                    prevValue = v
+                } else if (prevValue != v) {
+                    vals.add((i - prevIndex).toFloat())
+                    allColors.add(mapColor(prevValue, daysWithData))
+                    prevIndex = i
+                    prevValue = v
+                }
+            }
+
+            if (prevIndex != -1) {
+                vals.add((dayArray.size - prevIndex).toFloat())
+                allColors.add(mapColor(prevValue, daysWithData))
+            }
+
+            //Log.d(TAG, "Range $index, vals: ${vals.joinToString { it.toInt().toString() }}") //, allColors: ${allColors.joinToString { it.toString() }}")
+
+            values.add(BarEntry(index.toFloat(), vals.toFloatArray()))
+        }
+
+        Log.d(TAG, "daysWithData: ${state.dayCounter.daysWithData.joinToString()}")
+
+        barChart.setOnChartValueSelectedListener(object : OnChartValueSelectedListener {
+            override fun onValueSelected(e: Entry?, h: Highlight?) {
+
+                if (e != null && h != null && e.x.toInt() != -1 && h.stackIndex != -1) {
+                    if ((lastToastShown + 3500) > System.currentTimeMillis()) {
+                        // only show one Toast message after another
+                        return
+                    }
+                    val index = e.x.toInt()
+                    val value = values[index]
+                    val dayStartUnix = daysToUnix(unixToDays(state.startUnix) + e.x.toInt())
+
+                    //Log.d(TAG, "startUnix: ${Date(startUnix * 1000)}, x: ${e.x.toInt()}, dayStartUnix: ${Date(dayStartUnix * 1000)}")
+                    val startSeconds = SLEEP_PATTERN_GRANULARITY * value.yVals.sliceArray(0..<h.stackIndex).fold(0) { acc, y -> acc + y.toInt() }
+                    val durationSeconds = SLEEP_PATTERN_GRANULARITY * value.yVals[h.stackIndex].toInt()
+                    val endSeconds = startSeconds + durationSeconds
+
+                    val format = SimpleDateFormat("HH:mm", Locale.getDefault())
+                    val startTimeString = format.format((dayStartUnix + startSeconds) * 1000).toString()
+                    val endTimeString = format.format((dayStartUnix + endSeconds) * 1000).toString()
+                    val durationString = NumericUtils(applicationContext).formatEventQuantity(LunaEvent.Type.SLEEP, durationSeconds)
+
+                    val daysWithData = stack[e.x.toInt()][startSeconds / SLEEP_PATTERN_GRANULARITY]
+                    val daysWithDataMax = state.dayCounter.countDaysWithData(spanToUnix(state.startSpan + index), spanToUnix(state.startSpan + index + 1))
+
+                    // percentage of days in this span where baby is asleep in this time slot
+                    val pc = if (daysWithDataMax > 0) {
+                        (100F * daysWithData.toFloat() / daysWithDataMax.toFloat()).toInt()
+                    } else {
+                        // no data for this day
+                        0
+                    }
+
+                    Toast.makeText(applicationContext, "$startTimeString - $endTimeString ($durationString) - ${pc}%", Toast.LENGTH_LONG).show()
+                    lastToastShown = System.currentTimeMillis()
+                }
+            }
+
+            override fun onNothingSelected() {}
+        })
+
+        val set1 = BarDataSet(values, "")
+        val data = BarData(set1)
+        set1.colors = allColors
+        //set1.colors = arrayListOf("#00000000".toColorInt(), "#72d7f5".toColorInt())
+
+        set1.setDrawValues(false) // usually too many values
+        set1.isHighlightEnabled = true
+
+        set1.setDrawIcons(false)
+        barChart.legend.isEnabled = false
+        barChart.setScaleEnabled(false)
+        barChart.xAxis.setLabelCount(min(values.size, 24))
+        data.setValueTextSize(12f)
+        barChart.setData(data)
+
+        barChart.invalidate()
+    }
+
+    fun showSleepPatternBarGraphDaily(state: GraphState) {
+        val ranges = toSleepRanges(state.events)
+
+        Log.d(TAG, "startUnix: ${Date(state.startUnix * 1000)}, endUnix: ${Date(state.endUnix * 1000)}")
+
+        val values = ArrayList(List(state.endSpan - state.startSpan + 1) { BarEntry(it.toFloat(), FloatArray(0)) })
+
+        // stack awake/sleep durations
+        fun stackValuePattern(index: Int, spanBegin: Long, spanEnd: Long, begin: Long, end: Long) {
+            assert(begin in spanBegin..spanEnd)
+            assert(end in spanBegin..spanEnd)
+            assert(begin <= end)
+
+            val x = values[index].x
+            val yVals  = values[index].yVals // alternating sleep/awake durations
+            val y = yVals.fold(0F) { acc, next -> acc + next }
+
+            // y value is seconds when last awake
+            val awakeDuration = max(begin - spanBegin - y.toLong(), 0L)
+            val sleepDuration = end - begin
+
+            if ((awakeDuration + sleepDuration) > (spanEnd - spanBegin)) {
+                Log.e(TAG, "Invalid sleep duration, exceeds day/week or month bounds => ignore value")
+                return
+            }
+
+            // update value
+            val newYVals = appendToFloatArray(yVals, awakeDuration.toFloat(), sleepDuration.toFloat())
+            values[index] = BarEntry(x, newYVals)
+        }
+
+        for (range in ranges) {
+            // a sleep event can span to another day
+            // distribute sleep time over the days
+            val startUnix = range.start
+            val endUnix = range.end
+            val begIndex = unixToSpan(startUnix)
+            val endIndex = unixToSpan(endUnix)
+            var mid = startUnix
+
+            //Log.d(TAG, "startUnix: ${Date(startUnix * 1000)}, endUnix: ${Date(endUnix * 1000)}, begIndex: $begIndex, endIndex: $endIndex (index diff: ${endIndex - begIndex})")
+            for (i in begIndex..endIndex) {
+                // i is the days/weeks/months since unix epoch
+                val spanBegin = spanToUnix(i)
+                val spanEnd =  spanToUnix(i + 1)
+                //Log.d(TAG, "mid: ${Date(mid * 1000)}, spanBegin: ${Date(spanBegin * 1000)}, spanEnd: ${Date(spanEnd * 1000)}, beginUnix: ${Date(startUnix * 1000)} endUnix: ${Date(endUnix * 1000)}")
+                val sleepBegin = max(mid, spanBegin)
+                val sleepEnd = min(endUnix, spanEnd)
+                val index = i - state.startSpan
+                val duration = sleepEnd - sleepBegin
+                //Log.d(TAG, "[$index] sleepBegin: ${Date(sleepBegin * 1000)}, sleepEnd: ${Date(sleepEnd * 1000)}, ${DateUtils.formatTimeDuration(this, duration)}")
+
+                state.dayCounter.setDaysWithData(sleepBegin, sleepEnd)
+                stackValuePattern(index, spanBegin, spanEnd, sleepBegin, sleepEnd)
+
+                mid = sleepEnd
+            }
+        }
+
+        val set1 = BarDataSet(values, "")
+        val data = BarData(set1)
+
+        // awake phase color is transparent
+        set1.colors = arrayListOf("#00000000".toColorInt(), "#72d7f5".toColorInt())
+        set1.setDrawValues(false) // usually too many values
+        set1.isHighlightEnabled = true
+
+        //barChart.xAxis.setCenterAxisLabels(true)
+
+        barChart.setOnChartValueSelectedListener(object : OnChartValueSelectedListener {
+            override fun onValueSelected(e: Entry?, h: Highlight?) {
+                if (e != null && h != null && e.x.toInt() != -1 && h.stackIndex != -1) {
+                    if ((lastToastShown + 3500) > System.currentTimeMillis()) {
+                        // only show one Toast message after another
+                        return
+                    }
+
+                    val value = values[e.x.toInt()]
+                    val duration = value.yVals[h.stackIndex].toInt()
+                    val durationString = NumericUtils(applicationContext).formatEventQuantity(LunaEvent.Type.SLEEP, duration)
+
+                    val offsetUnix = spanToUnix(state.startSpan + e.x.toInt()) // start of the time span (day/week/month)
+                    val startUnix = offsetUnix + value.yVals.sliceArray(0..<h.stackIndex).fold(0) { acc, y -> acc + y.toInt() }
+                    val endUnix = startUnix + duration
+
+                    val format = SimpleDateFormat("HH:mm", Locale.getDefault())
+                    val startTimeString = format.format(startUnix * 1000).toString()
+                    val endTimeString = format.format(endUnix * 1000).toString()
+                    Toast.makeText(applicationContext, "$startTimeString - $endTimeString ($durationString)", Toast.LENGTH_LONG).show()
+                    lastToastShown = System.currentTimeMillis()
+                }
+            }
+
+            override fun onNothingSelected() {}
+        })
+
+        set1.setDrawIcons(false)
+        barChart.legend.isEnabled = false
+        barChart.setScaleEnabled(false)
+        barChart.xAxis.setLabelCount(min(values.size, 24))
+        data.setValueTextSize(12f)
+        barChart.setData(data)
+
+        barChart.invalidate()
+    }
+
+    fun showSleepBarGraph(state: GraphState) {
+        val ranges = toSleepRanges(state.events)
+        val values = ArrayList(List(state.endSpan - state.startSpan + 1) { BarEntry(it.toFloat(), 0F) })
+        Log.d(TAG, "startUnix: ${Date(state.startUnix * 1000)}, endUnix: ${Date(state.endUnix * 1000)}")
+
+
+        for (range in ranges) {
+            // a sleep event can span to another day
+            // distribute sleep time over the days
+            val startUnix = range.start
+            val endUnix = range.end
+            val begIndex = unixToSpan(startUnix)
+            val endIndex = unixToSpan(endUnix)
+            var mid = startUnix
+
+            //Log.d(TAG, "startUnix: ${Date(startUnix * 1000)}, endUnix: ${Date(endUnix * 1000)}, begIndex: $begIndex, endIndex: $endIndex (index diff: ${endIndex - begIndex})")
+            for (i in begIndex..endIndex) {
+                // i is the days/weeks/months since unix epoch
+                val spanBegin = spanToUnix(i)
+                val spanEnd =  spanToUnix(i + 1)
+                //Log.d(TAG, "mid: ${Date(mid * 1000)}, spanBegin: ${Date(spanBegin * 1000)}, spanEnd: ${Date(spanEnd * 1000)}, beginUnix: ${Date(startUnix * 1000)} endUnix: ${Date(endUnix * 1000)}")
+                val sleepBegin = max(mid, spanBegin)
+                val sleepEnd = min(endUnix, spanEnd)
+                val index = i - state.startSpan
+                val duration = sleepEnd - sleepBegin
+                //Log.d(TAG, "[$index] sleepBegin: ${Date(sleepBegin * 1000)}, sleepEnd: ${Date(sleepEnd * 1000)}, ${DateUtils.formatTimeDuration(this, duration)}")
+
+                state.dayCounter.setDaysWithData(sleepBegin, sleepEnd)
+
+                if (graphTypeSelection == GraphType.SLEEP_SUM) {
+                    values[index].y += duration.toFloat()
+                } else if (graphTypeSelection == GraphType.SLEEP_EVENTS) {
+                    values[index].y += 1F
+                } else {
+                    Log.e(TAG, "Unexpected graph type.")
+                    return
+                }
+
+                mid = sleepEnd
+            }
+        }
+
+        if (graphTypeSelection == GraphType.SLEEP_SUM) {
+            for (index in values.indices) {
+                val daysWithData = state.dayCounter.countDaysWithData(spanToUnix(state.startSpan + index), spanToUnix(state.startSpan + index + 1))
+                if (daysWithData == 0) {
+                    assert(values[index].y == 0F)
+                } else {
+                    values[index].y /= daysWithData
+                }
+            }
+        }
+
+        val set1 = BarDataSet(values, "")
+        val data = BarData(set1)
+        set1.setDrawValues(true)
+        set1.isHighlightEnabled = false
+
+        data.setValueFormatter(object : ValueFormatter() {
+            override fun getFormattedValue(value: Float): String {
+                return when (graphTypeSelection) {
+                    GraphType.SLEEP_EVENTS -> value.toInt().toString()
+                    GraphType.SLEEP_SUM -> {
+                        val prefix = if (timeRangeSelection == TimeRange.DAY) { "" } else { "⌀ " }
+                        return prefix + NumericUtils(applicationContext).formatEventQuantity(LunaEvent.Type.SLEEP, value.toInt())
+                    }
+                    else -> {
+                        Log.e(TAG, "unhandled graphTypeSelection $graphTypeSelection")
+                        value.toInt().toString()
+                    }
+                }
+            }
+        })
+
+        set1.setDrawIcons(false)
+        barChart.legend.isEnabled = false
+        barChart.setScaleEnabled(false)
+        barChart.xAxis.setLabelCount(min(values.size, 24))
+        data.setValueTextSize(12f)
+        barChart.setData(data)
+
+        barChart.invalidate()
+    }
+
+    fun showBottleBarGraph(state: GraphState) {
+        val values = ArrayList(List(state.endSpan - state.startSpan + 1) { BarEntry(it.toFloat(), 0F) })
+
+        // needed?
+        for (i in values.indices) {
+            values[i].x = i.toFloat()
+        }
+
+        for (event in state.events) {
+            val index = unixToSpan(event.time) - state.startSpan
+
+            state.dayCounter.setDaysWithData(event.time, event.time)
+
+            // setDaysWithData(sleepBegin, sleepEnd)
+            if (graphTypeSelection == GraphType.BOTTLE_EVENTS) {
+                values[index].y += 1F
+            } else if (graphTypeSelection == GraphType.BOTTLE_SUM) {
+                values[index].y += event.quantity.toFloat()
+            } else {
+                Log.e(TAG, "unhandled graphTypeSelection: $graphTypeSelection")
+                return
+            }
+        }
+
+        if (graphTypeSelection == GraphType.BOTTLE_SUM) {
+            for (index in values.indices) {
+                val daysWithData = state.dayCounter.countDaysWithData(spanToUnix(state.startSpan + index), spanToUnix(state.startSpan + index + 1))
+                //Log.d(TAG, "index: $index, daysWithData: $daysWithData")
+                if (daysWithData == 0) {
+                    assert(values[index].y == 0F)
+                } else {
+                    values[index].y /= daysWithData
+                }
+            }
+        }
+
+        val set1 = BarDataSet(values, "")
+
+        set1.setDrawValues(true)
+        set1.isHighlightEnabled = false
+
+        val maximumRange = 20F
+        if (graphTypeSelection == GraphType.BOTTLE_SUM || graphTypeSelection == GraphType.BOTTLE_EVENTS) {
+            //val count = values.size.coerceIn(5, 20)
+            barChart.setVisibleXRangeMaximum(maximumRange) // show max 24 entries
+            barChart.xAxis.setLabelCount(maximumRange.toInt(), false)
+            //barChart.xAxis.isEnabled = false
+            barChart.xAxis.setCenterAxisLabels(true)
+            barChart.setScaleEnabled(false)
+
+            //barChart.axisLeft.isSLEEP_PATTERN_GRANULARITYEnabled = true
+            //barChart.axisLeft.setSLEEP_PATTERN_GRANULARITY(0.8F)
+        }
+
+        //val dataSets = ArrayList<IBarDataSet?>()
+        //dataSets.add(set1)
+
+        val data = BarData(set1)
+        //data.barWidth = 0.3F // 0.85 default // ratio of barWidth to totalWidth.
+        //Log.d(TAG, "data.barWidth: ${data.barWidth}")
+
+        data.setValueFormatter(object : ValueFormatter() {
+            override fun getFormattedValue(value: Float): String {
+                //Log.d(TAG, "getFormattedValue ${dataTypeSelectionValue} ${eventTypeSelectionValue}")
+                return when (graphTypeSelection) {
+                    GraphType.BOTTLE_EVENTS -> value.toInt().toString()
+                    GraphType.BOTTLE_SUM -> {
+                        val prefix = if (timeRangeSelection == TimeRange.DAY) { "" } else { "⌀ " }
+                        return prefix + NumericUtils(applicationContext).formatEventQuantity(LunaEvent.Type.BABY_BOTTLE, value.toInt())
+                    }
+                    //GraphType.BOTTLE_SUM_AVERAGE -> "⌀ " + NumericUtils(applicationContext).formatEventQuantity(LunaEvent.TYPE_BABY_BOTTLE, value.toInt())
+                    else -> {
+                        Log.e(TAG, "unhandled graphTypeSelection")
+                        value.toInt().toString()
+                    }
+                }
+            }
+        })
+
+// hm, does not work yet
+        Log.d(TAG, "last value: ${values.lastOrNull()!!.x}")
+        barChart.moveViewToX(100F)
+
+        data.setValueTextSize(12f)
+        barChart.setData(data)
+        barChart.invalidate()
+    }
+
+    class DayCounter(val startDays: Int, val stopDays: Int) {
+        val daysWithData = BooleanArray(stopDays - startDays + 1)
+
+        // count days in a span that have data
+        // e.g. return 7 (days) for applied span of a week where there is data for every day 
+        fun countDaysWithData(beginUnix: Long, endUnix: Long): Int {
+            val beginDays = unixToDays(beginUnix)
+            val endDays = unixToDays(endUnix)
+            var count = 0
+            for (i in (beginDays - startDays)..<(endDays - startDays)) {
+                count += if (daysWithData[i]) { 1 } else { 0 }
+            }
+            return count
+        }
+
+        fun setDaysWithData(beginUnix: Long, endUnix: Long) {
+            val beginDays = unixToDays(beginUnix)
+            val endDays = unixToDays(endUnix)
+            assert(beginDays <= endDays)
+            assert(startDays <= beginDays)
+            for (i in (beginDays - startDays)..(endDays - startDays)) {
+                daysWithData[i] = true
+            }
+        }
+    }
+
+    data class GraphState(val events: List<LunaEvent>, val dayCounter: DayCounter, val startUnix: Long, val endUnix: Long, val startSpan: Int, val endSpan: Int)
+
+    // wrapper for comon graph setup
+    fun prepareGraph(type: LunaEvent.Type, cb: (GraphState) -> Unit) {
+        val events = MainActivity.allEvents.filter { it.type == type }.sortedBy { it.time }
+
+        if (events.isEmpty()) {
+            barChart.visibility = View.GONE
+            noDataTextView.visibility = View.VISIBLE
+            return
+        } else {
+            barChart.visibility = View.VISIBLE
+            noDataTextView.visibility = View.GONE
+        }
+
+        // unix time span of all events
+        val startUnix = events.minOf { it.time }
+        val endUnix = System.currentTimeMillis() / 1000
+
+        // convert to days, weeks or months
+        val startSpan = unixToSpan(startUnix)
+        val endSpan = unixToSpan(endUnix)
+
+        // days when the a day/week/month starts/ends
+        val startDays = unixToDays(spanToUnix(startSpan))
+        val endDays = unixToDays(spanToUnix(endSpan + 1)) // until end of next week
+        val dayCounter = DayCounter(startDays, endDays)
+
+        // print dates
+        barChart.xAxis.valueFormatter = object: ValueFormatter() {
+            override fun getFormattedValue(value: Float): String {
+                val index = value.toInt()
+                val unixSeconds = spanToUnix(startSpan + index)
+
+                val dateTime = Calendar.getInstance()
+                dateTime.time = Date(1000L * unixSeconds)
+                val year = dateTime.get(Calendar.YEAR)
+                val month = dateTime.get(Calendar.MONTH) + 1 // month starts at 0
+                val week = dateTime.get(Calendar.WEEK_OF_YEAR)
+                val day = dateTime.get(Calendar.DAY_OF_MONTH)
+                return when (timeRangeSelection) {
+                    TimeRange.DAY -> "$day/$month/$year"
+                    TimeRange.WEEK -> "$week/$year"
+                    TimeRange.MONTH -> "$month/$year"
+                }
+            }
+        }
+
+        Log.d(TAG, "startDaysUnix: ${Date(daysToUnix(startDays) * 1000)}. endDaysUnix: ${Date(daysToUnix(endDays) * 1000)}")
+
+        cb(GraphState(events, dayCounter, startUnix, endUnix, startSpan, endSpan))
+    }
+
+    fun updateGraph() {
+        Log.d(TAG, "updateGraph: graphTypeSelection: $graphTypeSelection, timeRangeSelection: $timeRangeSelection")
+
+        when (graphTypeSelection) {
+            GraphType.BOTTLE_EVENTS,
+            GraphType.BOTTLE_SUM -> prepareGraph(LunaEvent.Type.BABY_BOTTLE) { state -> showBottleBarGraph(state) }
+            GraphType.SLEEP_EVENTS,
+            GraphType.SLEEP_SUM -> prepareGraph(LunaEvent.Type.SLEEP) { state -> showSleepBarGraph(state) }
+            GraphType.SLEEP_PATTERN -> prepareGraph(LunaEvent.Type.SLEEP) { state -> showSleepPatternBarGraph(state) }
+            GraphType.MEDICINE_EVENTS -> prepareGraph(LunaEvent.Type.MEDICINE) { state -> showMedicineBarGraph(state) }
+        }
+    }
+
+    private interface SpinnerItemSelected {
+        fun call(newValue: String?)
+    }
+
+    private fun setupSpinner(
+        currentValue: String,
+        spinnerId: Int,
+        arrayId: Int,
+        arrayValuesId: Int,
+        callback: SpinnerItemSelected
+    ) {
+        val arrayValues = resources.getStringArray(arrayValuesId)
+        val spinner = findViewById<Spinner>(spinnerId)
+        val spinnerAdapter =
+            ArrayAdapter.createFromResource(this, arrayId, R.layout.statistics_spinner_item)
+
+        //Log.d(TAG, "spinner ${arrayValues.indexOf(currentValue)} (${arrayValues.joinToString { it }})")
+
+        spinner.adapter = spinnerAdapter
+        spinner.setSelection(arrayValues.indexOf(currentValue))
+        spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
+            var check = 0
+            override fun onItemSelected(parent: AdapterView<*>?, view: View?, pos: Int, id: Long) {
+                if (pos >= arrayValues.size) {
+                    Toast.makeText(
+                        this@StatisticsActivity,
+                        "pos out of bounds: $arrayValues", Toast.LENGTH_SHORT
+                    ).show()
+                    return
+                }
+                if (check++ > 0) {
+                    callback.call(arrayValues[pos])
+                }
+            }
+
+            override fun onNothingSelected(parent: AdapterView<*>?) {
+                // ignore
+            }
+        }
+    }
+
+    companion object {
+        const val TAG = "StatisticsActivity"
+
+        // 15 min steps
+        val SLEEP_PATTERN_GRANULARITY = 15 * 60
+
+        // color gradient
+        val SLEEP_PATTERN_COLORS = arrayOf(
+            "#FFFFFF".toColorInt(), "#EEF5F7".toColorInt(), "#DDEBEF".toColorInt(), "#CCE2E7".toColorInt(),
+            "#BBD8DF".toColorInt(), "#AACED7".toColorInt(), "#99C4CF".toColorInt(), "#88BAC7".toColorInt(),
+            "#77B1BF".toColorInt(), "#66A7B7".toColorInt(), "#559DAF".toColorInt(), "#4493A7".toColorInt(),
+            "#33899F".toColorInt(), "#228097".toColorInt(), "#11768F".toColorInt(), "#006C87".toColorInt()
+        )
+        private val dateTime = Calendar.getInstance() // scratch pad
+        var graphTypeSelection = GraphType.SLEEP_SUM
+        var timeRangeSelection = TimeRange.DAY
+
+        fun unixToMonths(seconds: Long): Int {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(seconds * 1000)
+            val years = dateTime.get(Calendar.YEAR)
+            val months = dateTime.get(Calendar.MONTH)
+            return 12 * years + months
+        }
+
+        fun monthsToUnix(months: Int): Long {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(0)
+            dateTime.set(Calendar.YEAR, months / 12)
+            dateTime.set(Calendar.MONTH, months % 12)
+            dateTime.set(Calendar.HOUR, 0)
+            dateTime.set(Calendar.MINUTE, 0)
+            dateTime.set(Calendar.SECOND, 0)
+            return dateTime.time.time / 1000
+        }
+
+        fun unixToWeeks(seconds: Long): Int {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(seconds * 1000)
+            val years = dateTime.get(Calendar.YEAR)
+            val weeks = dateTime.get(Calendar.WEEK_OF_YEAR)
+            return 52 * years + weeks
+        }
+
+        fun weeksToUnix(weeks: Int): Long {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(0)
+            dateTime.set(Calendar.YEAR, weeks / 52)
+            dateTime.set(Calendar.WEEK_OF_YEAR, weeks % 52)
+            dateTime.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY)
+            dateTime.set(Calendar.HOUR, 0)
+            dateTime.set(Calendar.MINUTE, 0)
+            dateTime.set(Calendar.SECOND, 0)
+            return dateTime.time.time / 1000
+        }
+
+        fun unixToDays(seconds: Long): Int {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(seconds * 1000)
+            val years = dateTime.get(Calendar.YEAR)
+            val days = dateTime.get(Calendar.DAY_OF_YEAR)
+            return 365 * years + days
+        }
+
+        // convert from days to Date
+        fun daysToUnix(days: Int): Long {
+            //val dateTime = Calendar.getInstance()
+            dateTime.time = Date(0)
+            dateTime.set(Calendar.YEAR, days / 365)
+            dateTime.set(Calendar.DAY_OF_YEAR, days % 365)
+            dateTime.set(Calendar.HOUR, 0)
+            dateTime.set(Calendar.MINUTE, 0)
+            dateTime.set(Calendar.SECOND, 0)
+            return dateTime.time.time / 1000
+        }
+
+        fun appendToFloatArray(array: FloatArray, vararg values: Float): FloatArray {
+            // create new array
+            val newArray = FloatArray(array.size + values.size)
+            // copy old values
+            for (i in array.indices) {
+                newArray[i] = array[i]
+            }
+            // add new values
+            for (i in values.indices) {
+                newArray[array.size + i] = values[i]
+            }
+            return newArray
+        }
+
+/*
+        fun colorGradient(fromColor: Int, toColor: Int, percent: Int): Int {
+            assert(percent in 0..100)
+
+            val a1 = fromColor.shr(24).and(0xff)
+            val r1 = fromColor.shr(16).and(0xff)
+            val g1 = fromColor.shr(8).and(0xff)
+            val b1 = fromColor.shr(0).and(0xff)
+
+            //Log.d(TAG, "${a1.toHexString()} ${r1.toHexString()} ${g1.toHexString()}  ${b1.toHexString()}")
+
+            val a2 = toColor.shr(24).and(0xff)
+            val r2 = toColor.shr(16).and(0xff)
+            val g2 = toColor.shr(8).and(0xff)
+            val b2 = toColor.shr(0).and(0xff)
+
+            //Log.d(TAG, "${a2.toHexString()} ${r2.toHexString()} ${g2.toHexString()}  ${b2.toHexString()}")
+
+            val pc = (percent.toFloat() / 100F).coerceIn(0F, 1F)
+            val a = a1 + (pc * abs(a2 - a1)).toInt()
+            val r = r1 + (pc * abs(r2 - r1)).toInt()
+            val g = g1 + (pc * abs(g2 - g1)).toInt()
+            val b = a1 + (pc * abs(b2 - b1)).toInt()
+
+            //Log.d(TAG, "${a.toHexString()} ${r.toHexString()} ${g.toHexString()}  ${b.toHexString()}")
+            val Red = r.shl(16).and(0x00FF0000)
+            val Green = g.shl(8).and(0x0000FF00)
+            val Blue = b.and(0x000000FF)
+            val aa = a.shl(24).and(0xFF000000.toInt())
+            val color = aa.or(Red).or(Green).or(Blue)
+            return color
+            //Log.d(TAG, "c: ${c.toHexString()} ${color.toInt().toHexString()}")
+            //return Color.argb(a, r, g, b)
+        }
+    */
+
+        // for debugging
+        fun debugBarValues(values: ArrayList<BarEntry>) {
+            for (value in values) {
+                val yVals = value.yVals
+                if (yVals != null) {
+                    val y = yVals.fold(0F) { acc, next -> acc + next }
+                    val yVals = yVals.joinToString { it.toString() }
+                    Log.d(TAG, "value: ${value.x} $y ($yVals)")
+                } else {
+                    Log.d(TAG, "value: ${value.x} ${value.y}")
+                }
+            }
+        }
+    }
+}

app/src/main/java/it/danieleverducci/lunatracker/adapters/LunaEventRecyclerAdapter.kt

@@ -52,18 +52,22 @@ class LunaEventRecyclerAdapter: RecyclerView.Adapter<LunaEventRecyclerAdapter.Lu
         )
         holder.quantity.setTextColor(ContextCompat.getColor(context, R.color.textColor))
         // Contents
-        holder.type.text = item.getTypeEmoji(context)
+        holder.type.text = item.getHeaderEmoji(context)
         holder.description.text = when (item.type) {
-            LunaEvent.TYPE_MEDICINE -> item.notes
-            LunaEvent.TYPE_NOTE -> item.notes
-            LunaEvent.TYPE_CUSTOM -> item.notes
-            else -> item.getTypeDescription(context)
+            LunaEvent.Type.MEDICINE -> item.notes
+            LunaEvent.Type.NOTE -> item.notes
+            else -> item.getRowItemTitle(context)
         }
-        holder.time.text = DateUtils.formatTimeAgo(context, item.time)
+        val endTime = if (item.type == LunaEvent.Type.SLEEP) {
+            item.quantity + item.time
+        } else {
+            item.time
+        }
+        holder.time.text = DateUtils.formatTimeAgo(context, endTime)
         var quantityText = numericUtils.formatEventQuantity(item)
 
         // if the event is weight, show difference with the last one
-        if (item.type == LunaEvent.TYPE_WEIGHT) {
+        if (item.type == LunaEvent.Type.WEIGHT) {
             val lastWeight = getPreviousWeightEvent(position)
             if (lastWeight != null) {
                 val differenceInWeight = item.quantity - lastWeight.quantity
@@ -94,7 +98,7 @@ class LunaEventRecyclerAdapter: RecyclerView.Adapter<LunaEventRecyclerAdapter.Lu
             return null
         for (pos in startFromPosition + 1 until items.size) {
             val item = items.get(pos)
-            if (item.type != LunaEvent.TYPE_WEIGHT)
+            if (item.type != LunaEvent.Type.WEIGHT)
                 continue
             return item
         }

app/src/main/java/it/danieleverducci/lunatracker/entities/LunaEvent.kt

@@ -12,24 +12,24 @@ import java.util.Date
  * release, it is simply ignored by previous ones).
  */
 class LunaEvent: Comparable<LunaEvent> {
-
-    companion object {
-        const val TYPE_BABY_BOTTLE = "BABY_BOTTLE"
-        const val TYPE_WEIGHT = "WEIGHT"
-        const val TYPE_BREASTFEEDING_LEFT_NIPPLE = "BREASTFEEDING_LEFT_NIPPLE"
-        const val TYPE_BREASTFEEDING_BOTH_NIPPLE = "BREASTFEEDING_BOTH_NIPPLE"
-        const val TYPE_BREASTFEEDING_RIGHT_NIPPLE = "BREASTFEEDING_RIGHT_NIPPLE"
-        const val TYPE_DIAPERCHANGE_POO = "DIAPERCHANGE_POO"
-        const val TYPE_DIAPERCHANGE_PEE = "DIAPERCHANGE_PEE"
-        const val TYPE_MEDICINE = "MEDICINE"
-        const val TYPE_ENEMA = "ENEMA"
-        const val TYPE_NOTE = "NOTE"
-        const val TYPE_CUSTOM = "CUSTOM"
-        const val TYPE_COLIC = "COLIC"
-        const val TYPE_TEMPERATURE = "TEMPERATURE"
-        const val TYPE_FOOD = "FOOD"
-        const val TYPE_PUKE = "PUKE"
-        const val TYPE_BATH = "BATH"
+    enum class Type {
+        BABY_BOTTLE,
+        FOOD,
+        BREASTFEEDING_LEFT_NIPPLE,
+        BREASTFEEDING_BOTH_NIPPLE,
+        BREASTFEEDING_RIGHT_NIPPLE,
+        DIAPERCHANGE_POO,
+        DIAPERCHANGE_PEE,
+        SLEEP,
+        WEIGHT,
+        MEDICINE,
+        ENEMA,
+        NOTE,
+        COLIC,
+        TEMPERATURE,
+        PUKE,
+        BATH,
+        UNKNOWN
     }
 
     private val jo: JSONObject
@@ -39,16 +39,24 @@ class LunaEvent: Comparable<LunaEvent> {
         set(value) {
             jo.put("time", value)
         }
-    var type: String
-        get(): String = jo.getString("type")
+    var type: Type
+        get(): Type {
+            return try {
+                Type.valueOf(jo.getString("type"))
+            } catch (_: Exception) {
+                Type.UNKNOWN
+            }
+        }
         set(value) {
-            jo.put("type", value)
+            jo.put("type", value.name)
         }
     var quantity: Int
         get() = jo.optInt("quantity")
         set(value) {
             if (value > 0)
                 jo.put("quantity", value)
+            else
+                jo.remove("quantity")
         }
     var notes: String
         get(): String = jo.optString("notes")
@@ -69,70 +77,42 @@ class LunaEvent: Comparable<LunaEvent> {
             throw IllegalArgumentException("JSONObject is not a LunaEvent")
     }
 
-    constructor(type: String) {
+    constructor(event: LunaEvent) {
+        this.jo = JSONObject()
+        this.type = event.type
+        this.time = event.time
+        this.quantity = event.quantity
+        this.notes = event.notes
+        this.signature = event.signature
+    }
+
+    constructor(type: Type) {
         this.jo = JSONObject()
         this.time = System.currentTimeMillis() / 1000
         this.type = type
     }
 
-    constructor(type: String, quantity: Int) {
+    constructor(type: Type, quantity: Int) {
         this.jo = JSONObject()
         this.time = System.currentTimeMillis() / 1000
         this.type = type
         this.quantity = quantity
     }
 
-    fun getTypeEmoji(context: Context): String {
-        return context.getString(
-            when (type) {
-                TYPE_BABY_BOTTLE -> R.string.event_bottle_type
-                TYPE_WEIGHT -> R.string.event_scale_type
-                TYPE_BREASTFEEDING_LEFT_NIPPLE -> R.string.event_breastfeeding_left_type
-                TYPE_BREASTFEEDING_BOTH_NIPPLE -> R.string.event_breastfeeding_both_type
-                TYPE_BREASTFEEDING_RIGHT_NIPPLE -> R.string.event_breastfeeding_right_type
-                TYPE_DIAPERCHANGE_POO -> R.string.event_diaperchange_poo_type
-                TYPE_DIAPERCHANGE_PEE -> R.string.event_diaperchange_pee_type
-                TYPE_MEDICINE -> R.string.event_medicine_type
-                TYPE_ENEMA -> R.string.event_enema_type
-                TYPE_NOTE -> R.string.event_note_type
-                TYPE_TEMPERATURE -> R.string.event_temperature_type
-                TYPE_COLIC -> R.string.event_colic_type
-                TYPE_FOOD -> R.string.event_food_type
-                TYPE_PUKE -> R.string.event_puke_type
-                TYPE_BATH -> R.string.event_bath_type
-                else -> R.string.event_unknown_type
-            }
-        )
+    fun getHeaderEmoji(context: Context): String {
+        return getHeaderEmoji(context, type)
     }
 
-    fun getTypeDescription(context: Context): String {
-        return context.getString(
-            when (type) {
-                TYPE_BABY_BOTTLE -> R.string.event_bottle_desc
-                TYPE_WEIGHT -> R.string.event_scale_desc
-                TYPE_BREASTFEEDING_LEFT_NIPPLE -> R.string.event_breastfeeding_left_desc
-                TYPE_BREASTFEEDING_BOTH_NIPPLE -> R.string.event_breastfeeding_both_desc
-                TYPE_BREASTFEEDING_RIGHT_NIPPLE -> R.string.event_breastfeeding_right_desc
-                TYPE_DIAPERCHANGE_POO -> R.string.event_diaperchange_poo_desc
-                TYPE_DIAPERCHANGE_PEE -> R.string.event_diaperchange_pee_desc
-                TYPE_MEDICINE -> R.string.event_medicine_desc
-                TYPE_ENEMA -> R.string.event_enema_desc
-                TYPE_NOTE -> R.string.event_note_desc
-                TYPE_TEMPERATURE -> R.string.event_temperature_desc
-                TYPE_COLIC -> R.string.event_colic_desc
-                TYPE_FOOD -> R.string.event_food_desc
-                TYPE_PUKE -> R.string.event_puke_desc
-                TYPE_BATH -> R.string.event_bath_desc
-                else -> R.string.event_unknown_desc
-            }
-        )
+    fun getDialogTitle(context: Context): String {
+        return getDialogTitle(context, type)
     }
 
-    fun getDialogMessage(context: Context): String? {
-        return when(type) {
-            TYPE_MEDICINE -> context.getString(R.string.log_medicine_dialog_description)
-            else -> null
-        }
+    fun getRowItemTitle(context: Context): String {
+        return getPopupItemTitle(context, type).split(" ", limit = 2).last() // remove emoji
+    }
+
+    fun getDialogMessage(context: Context): String {
+        return getDialogMessage(context, type)
     }
 
     fun toJson(): JSONObject {
@@ -146,4 +126,95 @@ class LunaEvent: Comparable<LunaEvent> {
     override fun compareTo(other: LunaEvent): Int {
         return (this.time - other.time).toInt()
     }
-}
+
+    companion object {
+        fun getHeaderEmoji(context: Context, type: Type): String {
+            return context.getString(
+                when (type) {
+                    Type.BABY_BOTTLE -> R.string.event_bottle_type
+                    Type.WEIGHT -> R.string.event_weight_type
+                    Type.BREASTFEEDING_LEFT_NIPPLE -> R.string.event_breastfeeding_left_type
+                    Type.BREASTFEEDING_BOTH_NIPPLE -> R.string.event_breastfeeding_both_type
+                    Type.BREASTFEEDING_RIGHT_NIPPLE -> R.string.event_breastfeeding_right_type
+                    Type.DIAPERCHANGE_POO -> R.string.event_diaperchange_poo_type
+                    Type.DIAPERCHANGE_PEE -> R.string.event_diaperchange_pee_type
+                    Type.MEDICINE -> R.string.event_medicine_type
+                    Type.ENEMA -> R.string.event_enema_type
+                    Type.NOTE -> R.string.event_note_type
+                    Type.TEMPERATURE -> R.string.event_temperature_type
+                    Type.COLIC -> R.string.event_colic_type
+                    Type.FOOD -> R.string.event_food_type
+                    Type.PUKE -> R.string.event_puke_type
+                    Type.BATH -> R.string.event_bath_type
+                    Type.SLEEP -> R.string.event_sleep_type
+                    Type.UNKNOWN -> R.string.event_unknown_type
+                }
+            )
+        }
+
+        fun getDialogMessage(context: Context, type: Type): String {
+            return context.getString(
+                when (type) {
+                    Type.BABY_BOTTLE -> R.string.log_bottle_dialog_description
+                    Type.MEDICINE -> R.string.log_medicine_dialog_description
+                    Type.TEMPERATURE -> R.string.log_temperature_dialog_description
+                    Type.DIAPERCHANGE_POO,
+                    Type.DIAPERCHANGE_PEE,
+                    Type.PUKE -> R.string.log_amount_dialog_description
+                    Type.WEIGHT -> R.string.log_weight_dialog_description
+                    Type.SLEEP -> R.string.log_sleep_dialog_description
+                    else -> R.string.log_unknown_dialog_description
+                }
+            )
+        }
+
+        fun getDialogTitle(context: Context, type: Type): String {
+            return context.getString(
+                when (type) {
+                    Type.BABY_BOTTLE -> R.string.event_bottle_desc
+                    Type.WEIGHT -> R.string.event_weight_desc
+                    Type.BREASTFEEDING_LEFT_NIPPLE -> R.string.event_breastfeeding_left_desc
+                    Type.BREASTFEEDING_BOTH_NIPPLE -> R.string.event_breastfeeding_both_desc
+                    Type.BREASTFEEDING_RIGHT_NIPPLE -> R.string.event_breastfeeding_right_desc
+                    Type.DIAPERCHANGE_POO -> R.string.event_diaperchange_poo_desc
+                    Type.DIAPERCHANGE_PEE -> R.string.event_diaperchange_pee_desc
+                    Type.MEDICINE -> R.string.event_medicine_desc
+                    Type.ENEMA -> R.string.event_enema_desc
+                    Type.NOTE -> R.string.event_note_desc
+                    Type.TEMPERATURE -> R.string.event_temperature_desc
+                    Type.COLIC -> R.string.event_colic_desc
+                    Type.FOOD -> R.string.event_food_desc
+                    Type.PUKE -> R.string.event_puke_desc
+                    Type.BATH -> R.string.event_bath_desc
+                    Type.SLEEP -> R.string.event_sleep_desc
+                    Type.UNKNOWN -> R.string.event_unknown_desc
+                }
+            )
+        }
+
+        // Entries for for popup list
+        fun getPopupItemTitle(context: Context, type: Type): String {
+            return context.getString(
+                when (type) {
+                    Type.BABY_BOTTLE -> R.string.event_type_item_bottle
+                    Type.WEIGHT -> R.string.event_type_item_weight
+                    Type.BREASTFEEDING_LEFT_NIPPLE -> R.string.event_type_item_breastfeeding_left
+                    Type.BREASTFEEDING_BOTH_NIPPLE -> R.string.event_type_item_breastfeeding_both
+                    Type.BREASTFEEDING_RIGHT_NIPPLE -> R.string.event_type_item_breastfeeding_right
+                    Type.DIAPERCHANGE_POO -> R.string.event_type_item_diaperchange_poo
+                    Type.DIAPERCHANGE_PEE -> R.string.event_type_item_diaperchange_pee
+                    Type.MEDICINE -> R.string.event_type_item_medicine
+                    Type.ENEMA -> R.string.event_type_item_enema
+                    Type.NOTE -> R.string.event_type_item_note
+                    Type.TEMPERATURE -> R.string.event_type_item_temperature
+                    Type.COLIC -> R.string.event_type_item_colic
+                    Type.FOOD -> R.string.event_type_item_food
+                    Type.PUKE -> R.string.event_type_item_puke
+                    Type.BATH -> R.string.event_type_item_bath
+                    Type.SLEEP -> R.string.event_type_item_sleep
+                    Type.UNKNOWN -> R.string.event_type_item_unknown
+                }
+            )
+        }
+    }
+}

app/src/main/java/it/danieleverducci/lunatracker/repository/LocalSettingsRepository.kt

@@ -13,7 +13,7 @@ class LocalSettingsRepository(val context: Context) {
         const val SHARED_PREFS_DAV_URL = "webdav_url"
         const val SHARED_PREFS_DAV_USER = "webdav_user"
         const val SHARED_PREFS_DAV_PASS = "webdav_password"
-        const val SHARED_PREFS_NO_BREASTFEEDING = "no_breastfeeding"
+        const val SHARED_PREFS_DYNAMIC_MENU = "dynamic_menu"
         const val SHARED_PREFS_SIGNATURE = "signature"
     }
     enum class DATA_REPO {LOCAL_FILE, WEBDAV}
@@ -23,14 +23,6 @@ class LocalSettingsRepository(val context: Context) {
         sharedPreferences = context.getSharedPreferences(SHARED_PREFS_FILE_NAME, MODE_PRIVATE)
     }
 
-    fun saveBabyBottleContent(content: Int) {
-        sharedPreferences.edit { putInt(SHARED_PREFS_BB_CONTENT, content) }
-    }
-
-    fun loadBabyBottleContent(): Int {
-        return sharedPreferences.getInt(SHARED_PREFS_BB_CONTENT, 1)
-    }
-
     fun saveSignature(content: String) {
         sharedPreferences.edit { putString(SHARED_PREFS_SIGNATURE, content) }
     }
@@ -39,12 +31,12 @@ class LocalSettingsRepository(val context: Context) {
         return sharedPreferences.getString(SHARED_PREFS_SIGNATURE, "") ?: ""
     }
 
-    fun saveNoBreastfeeding(content: Boolean) {
-        sharedPreferences.edit { putBoolean(SHARED_PREFS_NO_BREASTFEEDING, content) }
+    fun saveDynamicMenu(content: Boolean) {
+        sharedPreferences.edit { putBoolean(SHARED_PREFS_DYNAMIC_MENU, content) }
     }
 
-    fun loadNoBreastfeeding(): Boolean {
-        return sharedPreferences.getBoolean(SHARED_PREFS_NO_BREASTFEEDING, false)
+    fun loadDynamicMenu(): Boolean {
+        return sharedPreferences.getBoolean(SHARED_PREFS_DYNAMIC_MENU, false)
     }
 
     fun saveDataRepository(repo: DATA_REPO) {

app/src/main/java/utils/DateUtils.kt

@@ -62,10 +62,8 @@ class DateUtils {
                 return format(days, hours, R.string.day_ago, R.string.days_ago, R.string.hour_ago, R.string.hours_ago)
             } else if (hours > 0) {
                 return format(hours, minutes, R.string.hour_ago, R.string.hours_ago, R.string.minute_ago, R.string.minutes_ago)
-            } else if (minutes > 0) {
-                return format(minutes, seconds, R.string.minute_ago, R.string.minute_ago, R.string.second_ago, R.string.seconds_ago)
             } else {
-                return context.getString(R.string.now)
+                return format(minutes, seconds, R.string.minute_ago, R.string.minute_ago, R.string.second_ago, R.string.seconds_ago)
             }
         }
 

app/src/main/java/utils/NumericUtils.kt

@@ -4,8 +4,10 @@ import android.content.Context
 import android.icu.util.LocaleData
 import android.icu.util.ULocale
 import android.os.Build
+import android.util.Log
 import it.danieleverducci.lunatracker.R
 import it.danieleverducci.lunatracker.entities.LunaEvent
+import utils.DateUtils.Companion.formatTimeDuration
 import java.text.NumberFormat
 
 class NumericUtils (val context: Context) {
@@ -60,39 +62,55 @@ class NumericUtils (val context: Context) {
         )
     }
 
-    fun formatEventQuantity(item: LunaEvent): String {
+    fun formatEventQuantity(event: LunaEvent): String {
+        return formatEventQuantity(event.type, event.quantity)
+    }
+
+    fun formatEventQuantity(type: LunaEvent.Type, quantity: Int): String {
         val formatted = StringBuilder()
-        if (item.quantity > 0) {
-            formatted.append(when (item.type) {
-                LunaEvent.TYPE_TEMPERATURE ->
-                    (item.quantity / 10.0f).toString()
-                LunaEvent.TYPE_PUKE ->
-                    context.resources.getStringArray(R.array.AmountLabels)[item.quantity]
-                else ->
-                    item.quantity
+        if (quantity > 0) {
+            formatted.append(when (type) {
+                LunaEvent.Type.TEMPERATURE ->
+                    (quantity / 10.0f).toString()
+                LunaEvent.Type.DIAPERCHANGE_POO,
+                LunaEvent.Type.DIAPERCHANGE_PEE,
+                LunaEvent.Type.PUKE -> {
+                    val array = context.resources.getStringArray(R.array.AmountLabels)
+                    return array.getOrElse(quantity) {
+                        Log.e("NumericUtils", "Invalid index $quantity")
+                        return ""
+                    }
+                }
+                LunaEvent.Type.SLEEP -> formatTimeDuration(context, quantity.toLong())
+                else -> quantity
             })
 
             formatted.append(" ")
             formatted.append(
-                when (item.type) {
-                    LunaEvent.TYPE_BABY_BOTTLE -> measurement_unit_liquid_base
-                    LunaEvent.TYPE_WEIGHT -> measurement_unit_weight_base
-                    LunaEvent.TYPE_MEDICINE -> measurement_unit_weight_tiny
-                    LunaEvent.TYPE_TEMPERATURE -> measurement_unit_temperature_base
+                when (type) {
+                    LunaEvent.Type.BABY_BOTTLE -> measurement_unit_liquid_base
+                    LunaEvent.Type.WEIGHT -> measurement_unit_weight_base
+                    LunaEvent.Type.MEDICINE -> measurement_unit_weight_tiny
+                    LunaEvent.Type.TEMPERATURE -> measurement_unit_temperature_base
                     else -> ""
                 }
             )
+        } else {
+            formatted.append(when (type) {
+                LunaEvent.Type.SLEEP -> "💤" // baby is sleeping
+                else -> ""
+            })
         }
-        return formatted.toString()
+        return formatted.toString().trim()
     }
 
     /**
      * Returns a valid quantity range for the event type.
      * @return min, max, normal
      */
-    fun getValidEventQuantityRange(lunaEventType: String): Triple<Int, Int, Int>? {
+    fun getValidEventQuantityRange(lunaEventType: LunaEvent.Type): Triple<Int, Int, Int>? {
         return when (lunaEventType) {
-            LunaEvent.TYPE_TEMPERATURE -> {
+            LunaEvent.Type.TEMPERATURE -> {
                 if (isMetricSystem())
                     Triple(
                         context.resources.getInteger(R.integer.human_body_temp_min_metric),

app/src/main/res/layout/activity_main.xml

@@ -86,15 +86,16 @@
             android:orientation="vertical">
 
             <LinearLayout
+                android:id="@+id/linear_layout_row1"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:orientation="horizontal">
 
                 <TextView
-                    android:id="@+id/button_bottle"
+                    android:id="@+id/button1_row1"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
-                    android:layout_weight="2"
+                    android:layout_weight="1"
                     android:layout_margin="5dp"
                     android:background="@drawable/button_background"
                     android:gravity="center_horizontal"
@@ -102,7 +103,7 @@
                     android:text="@string/event_bottle_type"/>
 
                 <TextView
-                    android:id="@+id/button_food"
+                    android:id="@+id/button2_row1"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
                     android:layout_weight="1"
@@ -115,77 +116,73 @@
             </LinearLayout>
 
             <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:id="@+id/layout_nipples">
-
-                <TextView
-                    android:id="@+id/button_nipple_left"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="5dp"
-                    android:layout_weight="1"
-                    android:background="@drawable/button_background"
-                    android:gravity="center_horizontal"
-                    android:textSize="30sp"
-                    android:text="🤱⬅️"/>
-
-                <TextView
-                    android:id="@+id/button_nipple_both"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="5dp"
-                    android:layout_weight="1"
-                    android:background="@drawable/button_background"
-                    android:gravity="center_horizontal"
-                    android:textSize="30sp"
-                    android:text="🤱↔️"/>
-
-                <TextView
-                    android:id="@+id/button_nipple_right"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="5dp"
-                    android:layout_weight="1"
-                    android:background="@drawable/button_background"
-                    android:gravity="center_horizontal"
-                    android:textSize="30sp"
-                    android:text="🤱➡️️"/>
-
-            </LinearLayout>
-
-            <LinearLayout
+                android:id="@+id/linear_layout_row2"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content">
 
                 <TextView
-                    android:id="@+id/button_change_poo"
+                    android:id="@+id/button1_row2"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
                     android:layout_margin="5dp"
-                    android:layout_weight="2"
+                    android:layout_weight="1"
                     android:background="@drawable/button_background"
                     android:gravity="center_horizontal"
-                    android:textSize="30sp"
-                    android:text="🚼 💩"/>
+                    android:textSize="30sp"/>
 
                 <TextView
-                    android:id="@+id/button_change_pee"
+                    android:id="@+id/button2_row2"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="5dp"
+                    android:layout_weight="1"
+                    android:background="@drawable/button_background"
+                    android:gravity="center_horizontal"
+                    android:textSize="30sp"/>
+
+                <TextView
+                    android:id="@+id/button3_row2"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="5dp"
+                    android:layout_weight="1"
+                    android:background="@drawable/button_background"
+                    android:gravity="center_horizontal"
+                    android:textSize="30sp"/>
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:id="@+id/linear_layout_row3"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
+
+                <TextView
+                    android:id="@+id/button1_row3"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
                     android:layout_margin="5dp"
                     android:layout_weight="2"
                     android:background="@drawable/button_background"
                     android:gravity="center_horizontal"
-                    android:textSize="30sp"
-                    android:text="🚼 💧"/>
+                    android:textSize="30sp"/>
+
+                <TextView
+                    android:id="@+id/button2_row3"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="5dp"
+                    android:layout_weight="2"
+                    android:background="@drawable/button_background"
+                    android:gravity="center_horizontal"
+                    android:textSize="30sp"/>
 
                 <ImageView
                     android:id="@+id/button_more"
-                    android:layout_width="0dp"
+                    android:layout_width="60dp"
                     android:layout_height="match_parent"
                     android:layout_margin="5dp"
-                    android:layout_weight="1"
+                    android:layout_weight="0"
                     android:background="@drawable/button_background"
                     android:gravity="center_horizontal"
                     android:src="@drawable/ic_more"

app/src/main/res/layout/activity_settings.xml

@@ -137,7 +137,7 @@
         <TextView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginStart="30dp"
+            android:layout_marginStart="20dp"
             android:layout_marginTop="5dp"
             android:text="@string/settings_signature_desc"/>
 
@@ -149,13 +149,13 @@
 
             <TextView
                 android:layout_width="0dp"
-                android:layout_weight="1"
                 android:layout_height="wrap_content"
+                android:layout_weight="1"
                 android:textStyle="bold"
-                android:text="@string/settings_no_breastfeeding" />
+                android:text="@string/settings_dynamic_menu" />
 
             <com.google.android.material.switchmaterial.SwitchMaterial
-                android:id="@+id/switch_no_breastfeeding"
+                android:id="@+id/switch_dynamic_menu"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="20dp"
@@ -166,9 +166,9 @@
         <TextView
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginStart="30dp"
+            android:layout_marginStart="20dp"
             android:layout_marginTop="5dp"
-            android:text="@string/settings_no_breastfeeding_desc"/>
+            android:text="@string/settings_dynamic_menu_desc"/>
 
         <LinearLayout
             android:layout_width="match_parent"

app/src/main/res/layout/activity_statistics.xml

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="10dp">
+
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1">
+
+        <com.github.mikephil.charting.charts.HorizontalBarChart
+            android:id="@+id/bar_chart"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+
+        <TextView
+            android:id="@+id/no_data"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone"
+            android:gravity="center"
+            android:text="No Data"/>
+
+    </FrameLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="0"
+        android:orientation="horizontal">
+
+        <Spinner
+            android:id="@+id/graph_type_selection"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:gravity="center"/>
+
+        <Spinner
+            android:id="@+id/time_range_selection"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:gravity="center"/>
+
+    </LinearLayout>
+
+</LinearLayout>

app/src/main/res/layout/dialog_edit_amount.xml

@@ -8,10 +8,15 @@
     android:orientation="vertical">
 
     <Spinner
-        android:id="@+id/dialog_puke_value"
+        android:id="@+id/dialog_amount_value"
         android:layout_width="250dp"
         android:layout_height="wrap_content"
-        android:paddingHorizontal="16dp"
-        android:paddingVertical="8dp"/>
+        android:paddingHorizontal="16dp"/>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"/>
 
 </LinearLayout>

app/src/main/res/layout/dialog_edit_bottle.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:gravity="center"
+        android:orientation="horizontal">
+
+        <NumberPicker
+            android:id="@+id/dialog_number_picker"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"/>
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="10dp"
+            android:text="ml"/>
+
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginTop="20dp"/>
+
+</LinearLayout>

app/src/main/res/layout/dialog_edit_duration.xml

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_gravity="center"
+    android:gravity="center"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/dialog_date_duration"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textSize="20sp"
+        android:text="💤"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:layout_marginTop="20dp"
+        android:layout_marginHorizontal="10dp"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/dialog_date_duration_minus5"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="-5"/>
+
+        <Button
+            android:id="@+id/dialog_date_duration_now"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@string/now"/>
+
+        <Button
+            android:id="@+id/dialog_date_duration_plus5"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="+5"/>
+
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginTop="20dp"/>
+
+</LinearLayout>

app/src/main/res/layout/dialog_edit_notes.xml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="20dp">
+
+    <EditText
+        android:id="@+id/notes_qty_edittext"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:lines="1"
+        android:inputType="number"
+        android:hint="@string/log_notes_dialog_qty_hint"
+        android:background="@drawable/textview_background"/>
+
+    <EditText
+        android:id="@+id/notes_edittext"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="10dp"
+        android:gravity="top"
+        android:lines="10"
+        android:hint="@string/log_notes_dialog_note_hint"
+        android:background="@drawable/textview_background"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="5dp"
+        android:gravity="end"
+        android:orientation="horizontal">
+
+        <TextView
+            android:id="@+id/notes_template_prev"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="18dp"
+            android:text="⬅️"/>
+
+        <TextView
+            android:id="@+id/notes_template_next"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="18dp"
+            android:text="➡️"/>
+
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginTop="15dp"/>
+
+</LinearLayout>

app/src/main/res/layout/dialog_edit_plain.xml

@@ -4,16 +4,12 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:layout_gravity="center"
-    android:gravity="center">
-
-    <NumberPicker
-        android:id="@+id/dialog_number_picker"
-        android:layout_width="150dp"
-        android:layout_height="wrap_content"/>
+    android:gravity="center"
+    android:orientation="vertical">
 
     <TextView
+        android:id="@+id/dialog_date_picker"
         android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="10dp"
-        android:text="ml"/>
+        android:layout_height="wrap_content"/>
+
 </LinearLayout>

app/src/main/res/layout/dialog_edit_temperature.xml

@@ -23,4 +23,11 @@
         android:layout_height="wrap_content"
         android:textSize="30sp"
         android:textColor="@color/accent"/>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"/>
+
 </LinearLayout>

app/src/main/res/layout/dialog_edit_weight.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_gravity="center"
+        android:gravity="center"
+        android:orientation="horizontal">
+
+        <EditText
+            android:id="@+id/dialog_number_edittext"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:inputType="number"
+            android:hint="0"
+            android:background="@drawable/textview_background"/>
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="10dp"
+            android:text="g"/>
+
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/dialog_date_picker"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginTop="20dp"/>
+
+</LinearLayout>

app/src/main/res/layout/dialog_event_details.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -36,9 +35,7 @@
         android:drawablePadding="10dp"
         android:drawableTint="@color/accent"
         android:textSize="16sp"
-        android:textStyle="bold"
-        android:text="@string/dialog_event_detail_datetime_icon"
-        app:drawableEndCompat="@drawable/ic_edit" />
+        android:textStyle="bold"/>
 
     <TextView
         android:id="@+id/dialog_event_detail_type_quantity"
@@ -48,6 +45,18 @@
         android:textSize="28sp"
         android:text="@string/dialog_event_detail_quantity"/>
 
+    <TextView
+        android:id="@+id/dialog_event_detail_type_date_end"
+        android:layout_width="wrap_content"
+        android:layout_height="40dp"
+        android:layout_gravity="center_horizontal"
+        android:gravity="center_vertical"
+        android:drawablePadding="10dp"
+        android:drawableTint="@color/accent"
+        android:visibility="gone"
+        android:textSize="16sp"
+        android:textStyle="bold"/>
+
     <ScrollView
         android:layout_width="match_parent"
         android:layout_height="200dp"

app/src/main/res/layout/dialog_notes.xml

@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="vertical"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:padding="20dp">
-
-    <EditText
-        android:id="@+id/notes_qty_edittext"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:lines="1"
-        android:inputType="number"
-        android:hint="@string/log_notes_dialog_qty_hint"
-        android:background="@drawable/textview_background"/>
-
-    <EditText
-        android:id="@+id/notes_edittext"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="10dp"
-        android:gravity="top"
-        android:lines="10"
-        android:hint="@string/log_notes_dialog_note_hint"
-        android:background="@drawable/textview_background"/>
-
-</LinearLayout>

app/src/main/res/layout/more_events_popup.xml

@@ -6,89 +6,21 @@
     android:background="@color/transparent">
 
     <LinearLayout
+        android:id="@+id/layout_list"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="vertical">
 
             <TextView
-                android:id="@+id/button_medicine"
+                android:id="@+id/button_statistics"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:padding="10dp"
                 android:background="@drawable/dropdown_list_item_background"
                 style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_medicine"/>
-
-            <TextView
-                android:id="@+id/button_note"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_note"/>
-
-            <TextView
-                android:id="@+id/button_temperature"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_temperature"/>
-
-            <TextView
-                android:id="@+id/button_puke"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_puke"/>
-
-            <TextView
-                android:id="@+id/button_colic"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_colic"/>
-
-            <TextView
-                android:id="@+id/button_scale"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_scale"/>
-
-            <TextView
-                android:id="@+id/button_bath"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_bath"/>
-
-            <TextView
-                android:id="@+id/button_enema"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="10dp"
-                android:padding="10dp"
-                android:background="@drawable/dropdown_list_item_background"
-                style="@style/OverflowMenuText"
-                android:text="@string/overflow_event_enema"/>
+                android:text="📊 Statistics"/>
 
+                <!-- Other buttons are inserted dynamically -->
     </LinearLayout>
 
 </ScrollView>

app/src/main/res/layout/more_events_popup_item.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/tv"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_marginTop="10dp"
+    android:padding="10dp"
+    android:background="@drawable/dropdown_list_item_background"
+    style="@style/OverflowMenuText"
+    android:text="Item Template"/>

app/src/main/res/layout/number_edit_dialog.xml

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:layout_gravity="center"
-    android:gravity="center">
-
-    <EditText
-        android:id="@+id/dialog_number_edittext"
-        android:layout_width="150dp"
-        android:layout_height="wrap_content"
-        android:inputType="number"
-        android:hint="0"
-        android:background="@drawable/textview_background"/>
-
-    <TextView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="10dp"
-        android:text="g"/>
-</LinearLayout>

app/src/main/res/layout/statistics_spinner_item.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView  
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent" 
+    android:layout_height="wrap_content"
+    android:textSize="20sp"
+    android:gravity="center"
+    android:padding="5dip" />

app/src/main/res/values-de/strings.xml

@@ -3,18 +3,9 @@
     <string name="title">🌜 LunaTracker 🌛</string>
     <string name="logbook">Ereignisprotokoll</string>
 
-    <string name="log_bottle_dialog_title">Fläschchen</string>
-    <string name="log_bottle_dialog_description">Trinkmenge eingeben</string>
-
-    <string name="log_weight_dialog_title">Gewicht</string>
-    <string name="log_weight_dialog_description">Gewicht eingeben</string>
-
-    <string name="log_temperature_dialog_title">Temperatur</string>
-    <string name="log_temperature_dialog_description">Temperatur eingeben</string>
-
     <string name="event_bottle_desc">Fläschchen</string>
     <string name="event_food_desc">Essen</string>
-    <string name="event_scale_desc">Gewicht</string>
+    <string name="event_weight_desc">Gewicht</string>
     <string name="event_breastfeeding_left_desc">Stillen (links)</string>
     <string name="event_breastfeeding_both_desc">Stillen</string>
     <string name="event_breastfeeding_right_desc">Stillen (rechts)</string>
@@ -27,13 +18,6 @@
     <string name="event_colic_desc">Blähungskolik</string>
     <string name="event_unknown_desc"></string>
 
-    <string name="overflow_event_scale">⚖️ Gewicht</string>
-    <string name="overflow_event_medicine">💊 Medikament</string>
-    <string name="overflow_event_enema">🪠 Einlauf</string>
-    <string name="overflow_event_note">📝 Notiz</string>
-    <string name="overflow_event_temperature">🌡️ Temperatur</string>
-    <string name="overflow_event_colic">💨 Blähungskolik</string>
-
     <string name="toast_event_added">Ereignis gespeichert</string>
     <string name="toast_logbook_saved">Logbuch gespeichert</string>
     <string name="toast_event_add_error">Ereignis konnte nicht protokolliert werden</string>
@@ -51,7 +35,6 @@
     <string name="no_connection_retry">Erneut versuchen</string>
 
     <string name="settings_title">Einstellungen</string>
-    <string name="settings_no_breastfeeding">Kein Stillen</string>
     <string name="settings_storage">Speicherort für Daten auswählen</string>
     <string name="settings_storage_local">Auf dem Gerät</string>
     <string name="settings_storage_local_desc">Datenschutzfreundlichste Lösung: Deine Daten verlassen dein Gerät nicht</string>
@@ -77,10 +60,13 @@
     <string name="trim_logbook_dialog_button_ok">Jetzt bereinigen</string>
     <string name="trim_logbook_dialog_button_cancel">Später erinnern</string>
 
-    <string name="log_notes_dialog_description">Notizen:</string>
+    <string name="log_bottle_dialog_description">Trinkmenge eingeben</string>
     <string name="log_medicine_dialog_description">Medikamentenname, Menge, Art, Notizen, …:</string>
-    <string name="log_notes_dialog_qty_hint">Menge (optional)</string>
+    <string name="log_notes_dialog_description">Notizen:</string>
     <string name="log_notes_dialog_note_hint">Notiz eingeben</string>
+    <string name="log_notes_dialog_qty_hint">Menge (optional)</string>
+    <string name="log_temperature_dialog_description">Temperatur eingeben</string>
+    <string name="log_weight_dialog_description">Gewicht eingeben</string>
 
     <string name="dialog_event_detail_title">Ereignisdetails</string>
     <string name="dialog_event_detail_close_button">OK</string>

app/src/main/res/values-fr/strings.xml

@@ -3,18 +3,9 @@
     <string name="title">🌜 LunaTracker 🌛</string>
     <string name="logbook">Entrées enregistrées</string>
 
-    <string name="log_bottle_dialog_title">Biberon</string>
-    <string name="log_bottle_dialog_description">Renseignez la quantité contenue dans le biberon</string>
-
-    <string name="log_weight_dialog_title">Poids</string>
-    <string name="log_weight_dialog_description">Renseignez le poids</string>
-
-    <string name="log_temperature_dialog_title">Température</string>
-    <string name="log_temperature_dialog_description">Renseignez la Température</string>
-
     <string name="event_bottle_desc">Biberon</string>
     <string name="event_food_desc">Nourriture</string>
-    <string name="event_scale_desc">Poids</string>
+    <string name="event_weight_desc">Poids</string>
     <string name="event_breastfeeding_left_desc">Allaitement (sein gauche)</string>
     <string name="event_breastfeeding_both_desc">Allaitement</string>
     <string name="event_breastfeeding_right_desc">Allaitement (sein droit)</string>
@@ -27,13 +18,6 @@
     <string name="event_colic_desc">Colique gazeuse</string>
     <string name="event_unknown_desc"></string>
 
-    <string name="overflow_event_scale">⚖️ Poids</string>
-    <string name="overflow_event_medicine">💊 Médicament</string>
-    <string name="overflow_event_enema">🪠 Lavement</string>
-    <string name="overflow_event_note">📝 Note</string>
-    <string name="overflow_event_temperature">🌡️ Température</string>
-    <string name="overflow_event_colic">💨 Colique gazeuse</string>
-
     <string name="toast_event_added">Entrée ajoutée</string>
     <string name="toast_logbook_saved">Journal ajouté</string>
     <string name="toast_event_add_error">Impossible d\'enregistrer cette entrée</string>
@@ -76,10 +60,13 @@
     <string name="trim_logbook_dialog_button_ok">Supprimer les vieilles entrées maintenant</string>
     <string name="trim_logbook_dialog_button_cancel">Me rappeller plus tard</string>
 
-    <string name="log_notes_dialog_description">Notes:</string>
+    <string name="log_bottle_dialog_description">Renseignez la quantité contenue dans le biberon</string>
     <string name="log_medicine_dialog_description">nom du médicament, quantité, type, notes …:</string>
-    <string name="log_notes_dialog_qty_hint">Quantité (ou vide)</string>
+    <string name="log_notes_dialog_description">Notes:</string>
     <string name="log_notes_dialog_note_hint">Notes ...</string>
+    <string name="log_notes_dialog_qty_hint">Quantité (ou vide)</string>
+    <string name="log_temperature_dialog_description">Renseignez la Température</string>
+    <string name="log_weight_dialog_description">Renseignez le poids</string>
 
     <string name="dialog_event_detail_title">Détails de l\'entrée</string>
     <string name="dialog_event_detail_close_button">OK</string>

app/src/main/res/values-it/strings.xml

@@ -3,25 +3,9 @@
     <string name="title">🌜 LunaTracker 🌛</string>
     <string name="logbook">Diario di bordo</string>
 
-    <string name="log_bottle_dialog_title">Biberon</string>
-    <string name="log_bottle_dialog_description">Inserisci la quantità contenuta nel biberon</string>
-
-    <string name="log_weight_dialog_title">Pesata</string>
-    <string name="log_weight_dialog_description">Inserisci il peso rilevato</string>
-
-    <string name="log_temperature_dialog_title">Temperatura</string>
-    <string name="log_temperature_dialog_description">Inserisci la temperatura</string>
-
-    <string name="overflow_event_scale">⚖️ Peso</string>
-    <string name="overflow_event_medicine">💊 Medicina</string>
-    <string name="overflow_event_enema">🪠 Clistere</string>
-    <string name="overflow_event_note">📝 Nota</string>
-    <string name="overflow_event_temperature">🌡️ Temperatura</string>
-    <string name="overflow_event_colic">💨 Colichette</string>
-
     <string name="event_bottle_desc">Biberon</string>
     <string name="event_food_desc">Cibo</string>
-    <string name="event_scale_desc">Pesata</string>
+    <string name="event_weight_desc">Pesata</string>
     <string name="event_breastfeeding_left_desc">Allatt. al seno (sx)</string>
     <string name="event_breastfeeding_both_desc">Allatt. al seno</string>
     <string name="event_breastfeeding_right_desc">Allatt. al seno (dx)</string>
@@ -76,10 +60,13 @@
     <string name="trim_logbook_dialog_button_ok">Cancella i più vecchi</string>
     <string name="trim_logbook_dialog_button_cancel">Ricordamelo dopo</string>
 
-    <string name="log_notes_dialog_description">Note:</string>
+    <string name="log_bottle_dialog_description">Inserisci la quantità contenuta nel biberon</string>
     <string name="log_medicine_dialog_description">Nome della medicina, quantità, formato, note…:</string>
-    <string name="log_notes_dialog_qty_hint">Quantità, o vuoto</string>
+    <string name="log_notes_dialog_description">Note:</string>
     <string name="log_notes_dialog_note_hint">Inserisci le note</string>
+    <string name="log_notes_dialog_qty_hint">Quantità, o vuoto</string>
+    <string name="log_temperature_dialog_description">Inserisci la temperatura</string>
+    <string name="log_weight_dialog_description">Inserisci il peso rilevato</string>
 
     <string name="dialog_event_detail_title">Dettaglio evento</string>
     <string name="dialog_event_detail_close_button">OK</string>

app/src/main/res/values/arrays.xml

@@ -1,8 +1,39 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string-array name="AmountLabels">
+        <item>@string/amount_unspecified</item>
         <item>@string/amount_little</item>
         <item>@string/amount_normal</item>
         <item>@string/amount_plenty</item>
     </string-array>
+
+    <string-array name="StatisticsTypeLabels">
+        <item>@string/statistics_bottle_sum</item>
+        <item>@string/statistics_bottle_events</item>
+        <item>@string/statistics_sleep_sum</item>
+        <item>@string/statistics_sleep_events</item>
+        <item>@string/statistics_sleep_pattern</item>
+        <item>@string/statistics_medicine_events</item>
+    </string-array>
+
+    <string-array name="StatisticsTypeValues">
+        <item>BOTTLE_SUM</item>
+        <item>BOTTLE_EVENTS</item>
+        <item>SLEEP_SUM</item>
+        <item>SLEEP_EVENTS</item>
+        <item>SLEEP_PATTERN</item>
+        <item>MEDICINE_EVENTS</item>
+    </string-array>
+
+    <string-array name="StatisticsTimeLabels">
+        <item>Day</item>
+        <item>Week</item>
+        <item>Month</item>
+    </string-array>
+
+    <string-array name="StatisticsTimeValues">
+        <item>DAY</item>
+        <item>WEEK</item>
+        <item>MONTH</item>
+    </string-array>
 </resources>

app/src/main/res/values/strings.xml

@@ -3,24 +3,13 @@
     <string name="title">🌜 LunaTracker 🌛</string>
     <string name="logbook">Logged events</string>
 
-    <string name="log_bottle_dialog_title">Baby bottle</string>
-    <string name="log_bottle_dialog_description">Insert the quantity contained in the baby bottle</string>
-
-    <string name="log_weight_dialog_title">Weight</string>
-    <string name="log_weight_dialog_description">Insert the weight</string>
-
-    <string name="log_temperature_dialog_title">Temperature</string>
-    <string name="log_temperature_dialog_description">Insert the temperature</string>
-
-    <string name="log_puke_dialog_title">Puke</string>
-    <string name="log_puke_dialog_description">Select the amount</string>
-
+    <!-- menu header items -->
     <string name="event_bottle_type" translatable="false">🍼</string>
     <string name="event_food_type" translatable="false">🥣</string>
-    <string name="event_scale_type" translatable="false">⚖️</string>
-    <string name="event_breastfeeding_left_type" translatable="false">🤱 ←</string>
-    <string name="event_breastfeeding_both_type" translatable="false">🤱 ↔</string>
-    <string name="event_breastfeeding_right_type" translatable="false">🤱 →</string>
+    <string name="event_weight_type" translatable="false">⚖️</string>
+    <string name="event_breastfeeding_left_type" translatable="false">🤱⬅️</string>
+    <string name="event_breastfeeding_both_type" translatable="false">🤱↔️</string>
+    <string name="event_breastfeeding_right_type" translatable="false">🤱➡️️</string>
     <string name="event_diaperchange_poo_type" translatable="false">🚼 💩</string>
     <string name="event_diaperchange_pee_type" translatable="false">🚼 💧</string>
     <string name="event_medicine_type" translatable="false">💊</string>
@@ -30,16 +19,37 @@
     <string name="event_colic_type" translatable="false">💨</string>
     <string name="event_puke_type" translatable="false">🤮</string>
     <string name="event_bath_type" translatable="false">🛁</string>
-    <string name="event_unknown_type" translatable="false">\?</string>
+    <string name="event_sleep_type" translatable="false">💤</string>
+    <string name="event_unknown_type" translatable="false">❓</string>
 
-    <string name="event_bottle_desc">Baby bottle</string>
+    <!-- dropdown menu item -->
+    <string name="event_type_item_bottle">🍼 Bottle</string>
+    <string name="event_type_item_food">🥣 Food</string>
+    <string name="event_type_item_weight">⚖️ Weight</string>
+    <string name="event_type_item_breastfeeding_left">🤱⬅️ Nursing</string>
+    <string name="event_type_item_breastfeeding_both">🤱↔️ Nursing</string>
+    <string name="event_type_item_breastfeeding_right">🤱➡️️ Nursing</string>
+    <string name="event_type_item_diaperchange_poo">🚼💩 Diaper</string>
+    <string name="event_type_item_diaperchange_pee">🚼💧 Diaper</string>
+    <string name="event_type_item_medicine">💊 Medicine</string>
+    <string name="event_type_item_enema">🪠 Enema</string>
+    <string name="event_type_item_note">📝 Note</string>
+    <string name="event_type_item_temperature">🌡️ Temperature</string>
+    <string name="event_type_item_colic">💨 Colic</string>
+    <string name="event_type_item_puke">🤮 Puke</string>
+    <string name="event_type_item_sleep">💤 Sleep</string>
+    <string name="event_type_item_bath">🛁 Bath</string>
+    <string name="event_type_item_unknown">❓ Unknown</string>
+
+    <!-- dialog titles -->
+    <string name="event_bottle_desc">Milk Bottle</string>
     <string name="event_food_desc">Food</string>
-    <string name="event_scale_desc">Weight</string>
-    <string name="event_breastfeeding_left_desc">Breastfeeding (left)</string>
-    <string name="event_breastfeeding_both_desc">Breastfeeding</string>
-    <string name="event_breastfeeding_right_desc">Breastfeeding (right)</string>
-    <string name="event_diaperchange_poo_desc">Diaper chg (poo)</string>
-    <string name="event_diaperchange_pee_desc">Diaper chg (pee)</string>
+    <string name="event_weight_desc">Weight</string>
+    <string name="event_breastfeeding_left_desc">Nursing (left)</string>
+    <string name="event_breastfeeding_both_desc">Nursing (both)</string>
+    <string name="event_breastfeeding_right_desc">Nursing (right)</string>
+    <string name="event_diaperchange_poo_desc">Diaper Change (poo)</string>
+    <string name="event_diaperchange_pee_desc">Diaper Change (pee)</string>
     <string name="event_medicine_desc">Medicine</string>
     <string name="event_enema_desc">Enema</string>
     <string name="event_note_desc">Note</string>
@@ -47,21 +57,14 @@
     <string name="event_colic_desc">Gaseous colic</string>
     <string name="event_puke_desc">Puke</string>
     <string name="event_bath_desc">Bath</string>
-    <string name="event_unknown_desc"></string>
-
-    <string name="overflow_event_scale">⚖️ Weight</string>
-    <string name="overflow_event_medicine">💊 Medicine</string>
-    <string name="overflow_event_enema">🪠 Enema</string>
-    <string name="overflow_event_note">📝 Note</string>
-    <string name="overflow_event_temperature">🌡️ Temperature</string>
-    <string name="overflow_event_colic">💨 Gaseous colic</string>
-    <string name="overflow_event_puke">🤮 Puke</string>
-    <string name="overflow_event_bath">🛁 Bath</string>
+    <string name="event_sleep_desc">Sleep</string>
+    <string name="event_unknown_desc">Unknown</string>
 
     <string name="toast_event_added">Event logged</string>
     <string name="toast_logbook_saved">Logbook saved</string>
     <string name="toast_event_add_error">Unable to log the event</string>
     <string name="toast_integer_error">Invalid value. Insert an integer.</string>
+    <string name="toast_date_error">Invalid date.</string>
 
     <string name="now">now</string>
     <string name="second_ago">sec</string>
@@ -75,6 +78,7 @@
     <string name="year_ago">year</string>
     <string name="years_ago">years</string>
 
+    <string name="amount_unspecified"></string>
     <string name="amount_little">Little</string>
     <string name="amount_normal">Normal</string>
     <string name="amount_plenty">Plenty</string>
@@ -84,6 +88,10 @@
     <string name="no_connection_go_to_settings">Settings</string>
     <string name="no_connection_retry">Retry</string>
 
+    <string name="statistics_title">Statistics</string>
+
+    <string name="settings_dynamic_menu">Dynamic Menu</string>
+    <string name="settings_dynamic_menu_desc">Populate the header menu with the most used events.</string>
     <string name="settings_title">Settings</string>
     <string name="settings_signature">Signature</string>
     <string name="settings_signature_desc">Attach a signature to each event you create and for others to see. Useful if multiple people add events.</string>
@@ -102,8 +110,6 @@
     <string name="settings_webdav_error_generic">Error while trying to access WebDAV:</string>
     <string name="settings_webdav_creation_error_generic">Unable to save a file on the WebDAV server:</string>
     <string name="settings_webdav_creation_ok">Successfully connected with the WebDAV server</string>
-    <string name="settings_no_breastfeeding">No Breastfeeding</string>
-    <string name="settings_no_breastfeeding_desc">Hide the Breastfeeding buttons for when they are not needed.</string>
     <string name="settings_json_error">There\'s a save file on the server, but it is corrupted or unreadable. Please delete it </string>
     <string name="settings_generic_error">Error: </string>
     <string name="settings_webdav_upload_error">Error while uploading local logbook %1$s to webdav: %2$s</string>
@@ -114,10 +120,16 @@
     <string name="trim_logbook_dialog_button_ok">Trim it now</string>
     <string name="trim_logbook_dialog_button_cancel">Remind me later</string>
 
-    <string name="log_notes_dialog_description">Notes:</string>
+    <string name="log_amount_dialog_description">Select the amount:</string>
+    <string name="log_bottle_dialog_description">Insert the quantity contained in the baby bottle:</string>
     <string name="log_medicine_dialog_description">Medicine name, quantity, type, notes…:</string>
-    <string name="log_notes_dialog_qty_hint">Quantity (or empty)</string>
+    <string name="log_notes_dialog_description">Notes:</string>
     <string name="log_notes_dialog_note_hint">Write some notes</string>
+    <string name="log_notes_dialog_qty_hint">Quantity (or empty)</string>
+    <string name="log_temperature_dialog_description">Select the temperature:</string>
+    <string name="log_unknown_dialog_description"></string>
+    <string name="log_weight_dialog_description">Insert the weight:</string>
+    <string name="log_sleep_dialog_description">Set sleep duration:</string>
 
     <string name="measurement_unit_liquid_base_metric" translatable="false">ml</string>
     <string name="measurement_unit_weight_base_metric" translatable="false">g</string>
@@ -128,13 +140,20 @@
     <string name="measurement_unit_temperature_base_imperial" translatable="false">°F</string>
     <string name="measurement_unit_temperature_base_metric" translatable="false">°C</string>
 
+    <string name="statistics_bottle_events">Bottle Events</string>
+    <string name="statistics_bottle_sum">Bottle Per Day</string>
+    <string name="statistics_medicine_events">Medicine Events</string>
+    <string name="statistics_sleep_sum">Sleep Per Day</string>
+    <string name="statistics_sleep_events">Sleep Events</string>
+    <string name="statistics_sleep_pattern">Sleep Pattern</string>
+
     <string name="row_luna_event_description">Description</string>
     <string name="row_luna_event_quantity">Qty</string>
     <string name="row_luna_event_time">Time</string>
 
     <string name="dialog_event_detail_title">Event detail</string>
-    <string name="dialog_event_detail_datetime_icon" translatable="false">🕒 %s</string>
-    <string name="dialog_event_detail_close_button">OK</string>
+    <string name="dialog_event_detail_close_button">Close</string>
+    <string name="dialog_event_detail_save_button">Save</string>
     <string name="dialog_event_detail_delete_button">Delete</string>
     <string name="dialog_event_detail_quantity">Quantity</string>
     <string name="dialog_event_detail_notes">Notes</string>

app/src/main/res/values/themes.xml

@@ -4,6 +4,11 @@
     <style name="Theme.LunaTracker" parent="Theme.AppCompat.NoActionBar">
         <item name="colorAccent">@color/accent</item>
         <item name="android:textColor">@color/textColor</item>
+
+        <!-- make the screen not overlap with the system bars -->
+        <item name="android:fitsSystemWindows">true</item>
+        <item name="android:windowTranslucentStatus">true</item>
+        <item name="android:windowTranslucentNavigation">true</item>
     </style>
 
     <style name="OverflowMenuText">

gradle/libs.versions.toml

@@ -9,8 +9,11 @@ lifecycleRuntimeKtx = "2.6.1"
 activityCompose = "1.8.0"
 composeBom = "2024.04.01"
 appcompat = "1.7.0"
+mpandroidchart = "v4.2.2"
+mpandroidchartVersion = "v3.1.0"
 recyclerview = "1.3.2"
 material = "1.12.0"
+sardineAndroid = "v0.9"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -30,6 +33,9 @@ androidx-ui-test-junit4 = { group = "androidx.compose.ui", name = "ui-test-junit
 androidx-material3 = { group = "androidx.compose.material3", name = "material3" }
 androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }
+mpandroidchart = { module = "com.github.PhilJay:MPAndroidChart", version.ref = "mpandroidchart" }
+mpandroidchart-vv310 = { module = "com.github.PhilJay:MPAndroidChart", version.ref = "mpandroidchartVersion" }
+sardine-android = { module = "com.github.thegrizzlylabs:sardine-android", version.ref = "sardineAndroid" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }

settings.gradle.kts

@@ -16,7 +16,7 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
-        maven(url = "https://jitpack.io")
+        maven(url = uri("https://jitpack.io"))
     }
 }