layout: replace menu icon with utf8 character

The three dot menu icosn looks odd when stretched
due to the dynamic menu feature. Thus replace it
with the hamburger menu character that looks better
when scaled.

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

@@ -148,23 +148,19 @@ class MainActivity : AppCompatActivity() {
         val eventTypeStats = mutableMapOf<LunaEvent.Type, Int>()
 
         if (dynamicMenu) {
-            // populate frequency map from all events of the last two weeks
-            val lastWeekTime = (System.currentTimeMillis() / 1000) - (14 * 24 * 60 * 60)
-            allEvents.forEach {
-                if (it.time > lastWeekTime) {
+            val sampleSize = 100
+            // populate frequency map from first 100 events
+            allEvents.take(sampleSize.coerceAtMost(allEvents.size)).forEach {
                 eventTypeStats[it.type] = 1 + (eventTypeStats[it.type] ?: 0)
             }
         }
-        }
 
-        // sort all event types by frequency and ordinal
+        // sort all event types by frequency or ordinal
         val eventTypesSorted = LunaEvent.Type.entries.toList().sortedWith(
             compareBy({ -1 * (eventTypeStats[it] ?: 0) }, { it.ordinal })
         ).filter { it != LunaEvent.Type.UNKNOWN }
 
-        val usedEventCount = eventTypeStats.count { it.value > 0 }
-        val maxButtonCount = if (dynamicMenu) { usedEventCount } else { 7 }
-
+        fun setupMenu(maxButtonCount: Int, sortedEventTypes: List<LunaEvent.Type>): Int {
             val row1 = findViewById<View>(R.id.linear_layout_row1)
             val row1Button1 = findViewById<TextView>(R.id.button1_row1)
             val row1Button2 = findViewById<TextView>(R.id.button2_row1)
@@ -190,7 +186,7 @@ class MainActivity : AppCompatActivity() {
 
             fun show(vararg tvs: TextView) {
                 for (tv in tvs) {
-                val type = eventTypesSorted[showCounter]
+                    val type = sortedEventTypes[showCounter]
                     tv.text = LunaEvent.getHeaderEmoji(applicationContext, type)
                     tv.setOnClickListener { showCreateDialog(type) }
                     tv.visibility = View.VISIBLE
@@ -209,8 +205,15 @@ class MainActivity : AppCompatActivity() {
                 else -> show(row1Button1, row1Button2, row2Button1, row2Button2, row2Button3, row3Button1, row3Button2)
             }
 
+            return showCounter
+        }
+
+        val usedEventCount = eventTypeStats.count { it.value > 0 }
+        val maxButtonCount = if (dynamicMenu) { usedEventCount } else { 7 }
+        val eventsShown = setupMenu(maxButtonCount, eventTypesSorted)
+
         // store left over events for popup menu
-        currentPopupItems = eventTypesSorted.subList(showCounter, eventTypesSorted.size)
+        currentPopupItems = eventTypesSorted.subList(eventsShown, eventTypesSorted.size)
     }
 
     override fun onStart() {
@@ -272,11 +275,8 @@ class MainActivity : AppCompatActivity() {
         numberPicker.wrapSelectorWheel = false
         numberPicker.value = event.quantity / 10
 
-        val numberPickerUnit = dialogView.findViewById<TextView>(R.id.dialog_number_picker_unit)
-        numberPickerUnit.text = NumericUtils(this).measurement_unit_liquid_base
-
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedTime = dateTimePicker(event.time, dateTV)
+        val pickedTime = datePickerHelper(event.time, dateTV)
 
         if (!showTime) {
             dateTV.visibility = View.GONE
@@ -314,7 +314,7 @@ class MainActivity : AppCompatActivity() {
         weightET.setText(event.quantity.toString())
 
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedTime = dateTimePicker(event.time, dateTV)
+        val pickedTime = datePickerHelper(event.time, dateTV)
 
         if (!showTime) {
             dateTV.visibility = View.GONE
@@ -365,7 +365,7 @@ class MainActivity : AppCompatActivity() {
         }
 
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedTime = dateTimePicker(event.time, dateTV)
+        val pickedTime = datePickerHelper(event.time, dateTV)
         if (!showTime) {
             dateTV.visibility = View.GONE
         }
@@ -389,8 +389,7 @@ class MainActivity : AppCompatActivity() {
         alertDialog.show()
     }
 
-    // Pick a date/time.
-    fun dateTimePicker(time: Long, dateTextView: TextView, onChange: (Long) -> Unit = {}): Calendar {
+    fun datePickerHelper(time: Long, dateTextView: TextView, onChange: (Long) -> Unit = {}): Calendar {
         dateTextView.text = DateUtils.formatDateTime(time)
 
         val dateTime = Calendar.getInstance()
@@ -421,122 +420,86 @@ class MainActivity : AppCompatActivity() {
         return dateTime
     }
 
-    fun addDurationEvent(event: LunaEvent) {
-        askDurationEvent(event, true) { saveEvent(event) }
+    fun addSleepEvent(event: LunaEvent) {
+        askSleepValue(event, true) { saveEvent(event) }
     }
 
-    fun askDurationEvent(event: LunaEvent, showTime: Boolean, onPositive: () -> Unit) {
+    fun askSleepValue(event: LunaEvent, hideDurationButtons: Boolean, onPositive: () -> Unit) {
         val d = AlertDialog.Builder(this)
         val dialogView = layoutInflater.inflate(R.layout.dialog_edit_duration, null)
         d.setTitle(event.getDialogTitle(this))
+        d.setMessage(event.getDialogMessage(this))
         d.setView(dialogView)
 
         val durationTextView = dialogView.findViewById<TextView>(R.id.dialog_date_duration)
-        val datePickerBegin = dialogView.findViewById<TextView>(R.id.dialog_date_picker_begin)
-        val datePickerEnd = dialogView.findViewById<TextView>(R.id.dialog_date_picker_end)
-        val dateDelimiter = dialogView.findViewById<TextView>(R.id.dialog_date_range_delimiter)
+        val datePicker = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
         val durationButtons = dialogView.findViewById<LinearLayout>(R.id.duration_buttons)
         val durationNowButton = dialogView.findViewById<Button>(R.id.dialog_date_duration_now)
-        val durationClearButton = dialogView.findViewById<Button>(R.id.dialog_date_duration_clear)
         val durationMinus5Button = dialogView.findViewById<Button>(R.id.dialog_date_duration_minus5)
         val durationPlus5Button = dialogView.findViewById<Button>(R.id.dialog_date_duration_plus5)
 
         val currentDurationTextColor = durationTextView.currentTextColor
         val invalidDurationTextColor = ContextCompat.getColor(this, R.color.danger)
 
-        // in seconds
-        var durationStart = event.getStartTime()
-        var durationEnd = event.getEndTime()
+        var duration = event.quantity
 
-        fun isValidTime(timeUnix: Long): Boolean {
+        fun isValidTime(timeSeconds: Long, durationSeconds: Int): Boolean {
             val now = System.currentTimeMillis() / 1000
-            return timeUnix in 1..now
+            return (timeSeconds + durationSeconds) <= now && durationSeconds < (24 * 60 * 60)
         }
 
-        fun isValidTimeSpan(timeBeginUnix: Long, timeEndUnix: Long): Boolean {
-            return (timeBeginUnix <= timeEndUnix) && (timeEndUnix - timeBeginUnix) < (24 * 60 * 60)
-        }
-
-        fun updateFields() {
-            datePickerBegin.text = DateUtils.formatDateTime(durationStart)
-            datePickerEnd.text = DateUtils.formatDateTime(durationEnd)
-
+        val onDateChange = { time: Long ->
             durationTextView.setTextColor(currentDurationTextColor)
-            val duration = durationEnd - durationStart
-            if (duration == 0L) {
-                // event is ongoing
+
+            if (duration == 0) {
+                // baby is sleeping
                 durationTextView.text = "💤"
-                dateDelimiter.visibility = View.GONE
-                datePickerEnd.visibility = View.GONE
             } else {
-                durationTextView.text = DateUtils.formatTimeDuration(applicationContext, duration)
-                if (!isValidTimeSpan(durationStart, durationEnd)) {
+                durationTextView.text = DateUtils.formatTimeDuration(applicationContext, duration.toLong())
+                if (!isValidTime(time, duration)) {
                     durationTextView.setTextColor(invalidDurationTextColor)
                 }
-                dateDelimiter.visibility = View.VISIBLE
-                datePickerEnd.visibility = View.VISIBLE
+            }
         }
 
-            datePickerBegin.setTextColor(if (isValidTime(durationStart)) { currentDurationTextColor } else { invalidDurationTextColor })
-            datePickerEnd.setTextColor(if (isValidTime(durationEnd)) { currentDurationTextColor } else { invalidDurationTextColor })
-        }
+        val pickedDateTime = datePickerHelper(event.time, datePicker, onDateChange)
 
-        val pickedDateTimeBegin = dateTimePicker(event.time, datePickerBegin) { pickedTime: Long ->
-            durationStart = pickedTime
-            if (datePickerEnd.visibility == View.GONE) {
-                durationEnd = pickedTime
-            }
-            updateFields()
-        }
+        onDateChange(pickedDateTime.time.time / 1000)
 
-        val pickedDateTimeEnd = dateTimePicker(event.time + event.quantity, datePickerEnd) { pickedTime: Long ->
-            durationEnd = pickedTime
-            updateFields()
-        }
-
-        if (showTime) {
-            dateDelimiter.visibility = View.GONE
-            datePickerEnd.visibility = View.GONE
-            durationTextView.visibility = View.GONE
+        if (hideDurationButtons) {
             durationButtons.visibility = View.GONE
-            //d.setMessage("")
+            d.setMessage(getString(R.string.log_sleep_dialog_description_start))
         } else {
-            dateDelimiter.visibility = View.VISIBLE
-            datePickerEnd.visibility = View.VISIBLE
-            durationTextView.visibility = View.VISIBLE
             durationButtons.visibility = View.VISIBLE
             d.setMessage(event.getDialogMessage(this))
+
+            fun adjust(minutes: Int) {
+                duration += minutes * 60
+                if (duration < 0) {
+                    duration = 0
+                }
+                onDateChange(pickedDateTime.time.time / 1000)
             }
 
-        durationStart = pickedDateTimeBegin.time.time / 1000
-        durationEnd = pickedDateTimeEnd.time.time / 1000
-
-        updateFields()
-
-        durationMinus5Button.setOnClickListener {
-            durationEnd = (durationEnd - 300).coerceAtLeast(durationStart)
-            updateFields()
-        }
-
-        durationPlus5Button.setOnClickListener {
-            durationEnd = (durationEnd + 300).coerceAtLeast(durationStart)
-            updateFields()
-        }
-
-        durationClearButton.setOnClickListener {
-            durationEnd = durationStart
-            updateFields()
-        }
+            durationMinus5Button.setOnClickListener { adjust(-5) }
+            durationPlus5Button.setOnClickListener { adjust(5) }
 
             durationNowButton.setOnClickListener {
-            durationEnd = System.currentTimeMillis() / 1000
-            updateFields()
+                val now = System.currentTimeMillis() / 1000
+                val start = pickedDateTime.time.time / 1000
+                if (now > start) {
+                    duration = (now - start).toInt()
+                    duration -= duration % 60 // prevent printing of seconds
+                    onDateChange(pickedDateTime.time.time / 1000)
+                }
+            }
         }
 
         d.setPositiveButton(android.R.string.ok) { dialogInterface, i ->
-            if (isValidTime(durationStart) && isValidTime(durationEnd) && isValidTimeSpan(durationStart, durationEnd)) {
-                event.time = durationStart
-                event.quantity = (durationEnd - durationStart).toInt()
+            val time = pickedDateTime.time.time / 1000
+            if (isValidTime(time, duration)) {
+                event.time = time
+                event.quantity = duration
                 onPositive()
             } else {
                 Toast.makeText(this, R.string.toast_date_error, Toast.LENGTH_SHORT).show()
@@ -574,7 +537,7 @@ class MainActivity : AppCompatActivity() {
         spinner.setSelection(event.quantity.coerceIn(0, spinner.count - 1))
 
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedTime = dateTimePicker(event.time, dateTV)
+        val pickedTime = datePickerHelper(event.time, dateTV)
         if (!showTime) {
             dateTV.visibility = View.GONE
         }
@@ -607,7 +570,7 @@ class MainActivity : AppCompatActivity() {
         d.setView(dialogView)
 
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedDateTime = dateTimePicker(event.time, dateTV)
+        val pickedDateTime = datePickerHelper(event.time, dateTV)
         if (!showTime) {
             dateTV.visibility = View.GONE
         }
@@ -642,7 +605,7 @@ class MainActivity : AppCompatActivity() {
         val qtyET = dialogView.findViewById<EditText>(R.id.notes_qty_edittext)
 
         val dateTV = dialogView.findViewById<TextView>(R.id.dialog_date_picker)
-        val pickedTime = dateTimePicker(event.time, dateTV)
+        val pickedTime = datePickerHelper(event.time, dateTV)
 
         if (!showTime) {
             dateTV.visibility = View.GONE
@@ -854,7 +817,7 @@ class MainActivity : AppCompatActivity() {
             quantityTextView.text = NumericUtils(this).formatEventQuantity(event)
             notesTextView.text = event.notes
             if (event.type == LunaEvent.Type.SLEEP && event.quantity > 0) {
-                dateEndTextView.text = DateUtils.formatDateTime(event.getEndTime())
+                dateEndTextView.text = DateUtils.formatDateTime(event.time + event.quantity)
                 dateEndTextView.visibility = View.VISIBLE
             } else {
                 dateEndTextView.visibility = View.GONE
@@ -868,7 +831,7 @@ class MainActivity : AppCompatActivity() {
         }
         updateValues()
 
-        dateTimePicker(event.time, dateTextView, { newTime: Long ->
+        datePickerHelper(event.time, dateTextView, { newTime: Long ->
             event.time = newTime
             updateValues()
         })
@@ -882,7 +845,7 @@ class MainActivity : AppCompatActivity() {
                 LunaEvent.Type.PUKE -> askAmountValue(event, false, updateValues)
                 LunaEvent.Type.TEMPERATURE -> askTemperatureValue(event, false, updateValues)
                 LunaEvent.Type.NOTE -> askNotes(event, false, updateValues)
-                LunaEvent.Type.SLEEP -> askDurationEvent(event, false, updateValues)
+                LunaEvent.Type.SLEEP -> askSleepValue(event, false, updateValues)
                 else -> {
                     Log.w(TAG, "Unexpected type: ${event.type}")
                 }
@@ -912,7 +875,7 @@ class MainActivity : AppCompatActivity() {
         val previousEvent = getPreviousSameEvent(event, allEvents)
         if (previousEvent != null) {
             val emoji = previousEvent.getHeaderEmoji(applicationContext)
-            val time = DateUtils.formatTimeDuration(applicationContext, event.getStartTime() - previousEvent.getEndTime())
+            val time = DateUtils.formatTimeDuration(applicationContext, event.time - previousEvent.time)
             previousTextView.text = String.format("⬅️ %s %s", emoji, time)
             previousTextView.setOnClickListener {
                 alertDialog.cancel()
@@ -927,7 +890,7 @@ class MainActivity : AppCompatActivity() {
         val nextEvent = getNextSameEvent(event, allEvents)
         if (nextEvent != null) {
             val emoji = nextEvent.getHeaderEmoji(applicationContext)
-            val time = DateUtils.formatTimeDuration(applicationContext, nextEvent.getStartTime() - event.getEndTime())
+            val time = DateUtils.formatTimeDuration(applicationContext, nextEvent.time - event.time)
             nextTextView.text = String.format("%s %s ➡️", time, emoji)
             nextTextView.setOnClickListener {
                 alertDialog.cancel()
@@ -1309,7 +1272,7 @@ class MainActivity : AppCompatActivity() {
             LunaEvent.Type.FOOD -> addNoteEvent(event)
             LunaEvent.Type.PUKE -> addAmountEvent(event)
             LunaEvent.Type.BATH -> addPlainEvent(event)
-            LunaEvent.Type.SLEEP -> addDurationEvent(event)
+            LunaEvent.Type.SLEEP -> addSleepEvent(event)
             LunaEvent.Type.UNKNOWN -> {} // ignore
         }
     }

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

@@ -1,6 +1,5 @@
 package it.danieleverducci.lunatracker
 
-import android.graphics.Canvas
 import android.graphics.Color
 import android.os.Bundle
 import android.util.Log
@@ -12,7 +11,6 @@ import android.widget.TextView
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.graphics.toColorInt
-import com.github.mikephil.charting.animation.ChartAnimator
 import com.github.mikephil.charting.charts.BarChart
 import com.github.mikephil.charting.components.YAxis
 import com.github.mikephil.charting.data.BarData
@@ -21,10 +19,8 @@ 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.dataprovider.BarDataProvider
+import com.github.mikephil.charting.interfaces.datasets.IBarDataSet
 import com.github.mikephil.charting.listener.OnChartValueSelectedListener
-import com.github.mikephil.charting.renderer.HorizontalBarChartRenderer
-import com.github.mikephil.charting.utils.ViewPortHandler
 import it.danieleverducci.lunatracker.entities.LunaEvent
 import utils.DateUtils
 import utils.NumericUtils
@@ -32,6 +28,7 @@ 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
 
@@ -51,7 +48,8 @@ class StatisticsActivity : AppCompatActivity() {
         BOTTLE_SUM,
         SLEEP_SUM,
         SLEEP_EVENTS,
-        SLEEP_PATTERN
+        SLEEP_PATTERN,
+        MEDICINE_EVENTS
     }
 
     enum class TimeRange {
@@ -141,6 +139,124 @@ class StatisticsActivity : AppCompatActivity() {
         }
     }
 
+    fun resetBarChart() {
+        barChart.fitScreen()
+        barChart.data?.clearValues()
+        barChart.xAxis.valueFormatter = null
+        barChart.notifyDataSetChanged()
+        barChart.clear()
+        barChart.invalidate()
+/*
+        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)
+
+        barChart.xAxis.setCenterAxisLabels(true)
+        barChart.setScaleEnabled(false)
+        //barChart.isScaleXEnabled = false
+        //barChart.isScaleYEnabled = true
+*/
+        // for debugging
+        Log.d(TAG, "resetBarChart; barChart.xAxis.labelCount: ${barChart.xAxis.labelCount}, barChart.visibleXRange: ${barChart.visibleXRange}, barChart.xAxis.isCenterAxisLabelsEnabled: ${barChart.xAxis.isCenterAxisLabelsEnabled}, barChart.isAutoScaleMinMaxEnabled: ${barChart.isAutoScaleMinMaxEnabled}, barChart.isScaleXEnabled: ${barChart.isScaleXEnabled}, barChart.isScaleYEnabled: ${barChart.isScaleYEnabled}")
+    }
+
+    fun showMedicineBarGraph(state: GraphState) {
+        val values = HashMap<String, ArrayList<BarEntry>>()
+        val days = state.endSpan - state.startSpan + 1
+
+        for (event in state.events) {
+            val index = unixToSpan(event.time) - state.startSpan
+            val key = event.notes.trim().lowercase()
+            val array = values.getOrPut(key) {
+                // create initial array with 0
+                ArrayList(List(days) { BarEntry(it.toFloat(), 0F) })
+            }
+
+            array[index].y += 1F
+        }
+
+        Log.d(TAG, "values.size: ${values.size}, days: $days")
+        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, array) in values.entries) {
+            val description = shorten(key)
+            Log.d(TAG, "key: $key")
+            val barDataSet = BarDataSet(array, 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.setOnChartValueSelectedListener(object : OnChartValueSelectedListener {
+            override fun onValueSelected(e: Entry?, h: Highlight?) {
+                Log.d(TAG, "onValueSelected ${e == null} ${h == null}")
+                if (e == null || h == null) {
+                    return
+                }
+
+                val index = e.x.toInt()
+                if (index !in 0..values.size) {
+                    return
+                }
+
+                Log.d(TAG, "index: $index")
+            }
+            override fun onNothingSelected() {}
+        })
+
+        data.setValueTextSize(12f)
+        barChart.setData(data)
+
+        barChart.legend.isEnabled = true
+        val valueCount = min(days, 24)
+        barChart.setVisibleXRangeMaximum(valueCount.toFloat())
+        barChart.xAxis.setLabelCount(valueCount)
+        barChart.xAxis.setCenterAxisLabels(false)
+        barChart.invalidate()
+    }
+
     data class SleepRange(val start: Long, var end: Long)
 
     fun toSleepRanges(events: List<LunaEvent>): ArrayList<SleepRange> {
@@ -181,11 +297,15 @@ class StatisticsActivity : AppCompatActivity() {
         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)
@@ -198,7 +318,8 @@ class StatisticsActivity : AppCompatActivity() {
                     assert(sleepBegin <= sleepEnd)
                     val iBegin = (sleepBegin - dayBegin) / SLEEP_PATTERN_GRANULARITY
                     val iEnd = iBegin + (sleepEnd - sleepBegin) / SLEEP_PATTERN_GRANULARITY
-                    for (j in iBegin..<iEnd) {
+                    //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
                     }
                 }
@@ -215,14 +336,17 @@ class StatisticsActivity : AppCompatActivity() {
             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)
@@ -249,6 +373,7 @@ class StatisticsActivity : AppCompatActivity() {
         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: daysWithData: $daysWithData, dayArray: ${dayArray.joinToString { it.toString() }}")
             val vals = ArrayList<Float>()
 
             var prevIndex = -1 // time slot index
@@ -270,10 +395,14 @@ class StatisticsActivity : AppCompatActivity() {
                 allColors.add(mapColor(prevValue, daysWithData))
             }
 
-            assert(values.size == index)
-            values.add(BarEntry(values.size.toFloat(), vals.toFloatArray()))
+            //Log.d(TAG, "Range $index, vals: ${vals.joinToString { it.toInt().toString() }}") //, allColors: ${allColors.joinToString { it.toString() }}")
+
+            Log.d(TAG, "index: ${index.toFloat()}")
+            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) {
@@ -297,6 +426,7 @@ class StatisticsActivity : AppCompatActivity() {
 
                 val dayStartUnix = daysToUnix(unixToDays(state.startUnix) + index)
 
+                //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() }
@@ -309,7 +439,10 @@ class StatisticsActivity : AppCompatActivity() {
                     format.format((dayStartUnix + startSeconds) * 1000).toString()
                 val endTimeString =
                     format.format((dayStartUnix + endSeconds) * 1000).toString()
-                val durationString = DateUtils.formatTimeDuration(applicationContext, durationSeconds.toLong())
+                val durationString = NumericUtils(applicationContext).formatEventQuantity(
+                    LunaEvent.Type.SLEEP,
+                    durationSeconds
+                )
 
                 val daysWithData =
                     stack[e.x.toInt()][startSeconds / SLEEP_PATTERN_GRANULARITY]
@@ -338,22 +471,49 @@ class StatisticsActivity : AppCompatActivity() {
         })
 
         val set1 = BarDataSet(values, "")
+        val data = BarData(set1)
         set1.colors = allColors
+
         set1.setDrawValues(false) // usually too many values
         set1.isHighlightEnabled = true
+
         set1.setDrawIcons(false)
 
-        val data = BarData(set1)
-        data.setValueTextSize(12f)
-
+        //barChart.legend.isEnabled = false
+/*
         val valueCount = min(values.size, 24)
+        barChart.setVisibleXRangeMaximum(valueCount.toFloat())
+
+        barChart.xAxis.setLabelCount(valueCount)
+*/
+Log.d(TAG, "showSleepPatternBarGraphSlotted; barChart.xAxis.labelCount: ${barChart.xAxis.labelCount}, barChart.visibleXRange: ${barChart.visibleXRange}, barChart.xAxis.isCenterAxisLabelsEnabled: ${barChart.xAxis.isCenterAxisLabelsEnabled}, barChart.isAutoScaleMinMaxEnabled: ${barChart.isAutoScaleMinMaxEnabled}, barChart.isScaleXEnabled: ${barChart.isScaleXEnabled}, barChart.isScaleYEnabled: ${barChart.isScaleYEnabled}")
+
+//barChart.minimumWidth
+
+        //barChart.isAutoScaleMinMaxEnabled = true
+
+        //barChart.setScaleEnabled(true)
+        //barChart.fitScreen()
+
+//debugBarValues(values)
+
+        //barChart.xAxis.setLabelCount(min(values.size, 24))
+        data.setValueTextSize(12f)
         barChart.setData(data)
+        Log.d(TAG, "xChartMax: ${barChart.xChartMax}")
+        barChart.centerViewTo(barChart.xChartMax, 0F, YAxis.AxisDependency.RIGHT)
+
+        // does not work quite right yet
+
         barChart.legend.isEnabled = false
+        val valueCount = min(values.size, 24)
         barChart.setVisibleXRangeMaximum(valueCount.toFloat())
         barChart.xAxis.setLabelCount(valueCount)
         barChart.xAxis.setCenterAxisLabels(false)
-        barChart.moveViewTo(data.getEntryCount().toFloat(), 0f, YAxis.AxisDependency.LEFT)
         barChart.invalidate()
+
+
+        //barChart.moveViewToX(77F) //values.lastOrNull()!!.x)
     }
 
     // Sleep pattern bars that do not use time slots.
@@ -383,8 +543,7 @@ class StatisticsActivity : AppCompatActivity() {
 
             // update value
             val newYVals = appendToFloatArray(yVals, awakeDuration.toFloat(), sleepDuration.toFloat())
-            assert(index == x.toInt())
-            values[index] = BarEntry(index.toFloat(), newYVals)
+            values[index] = BarEntry(x, newYVals)
         }
 
         for (range in ranges) {
@@ -396,14 +555,17 @@ class StatisticsActivity : AppCompatActivity() {
             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)
@@ -412,13 +574,16 @@ class StatisticsActivity : AppCompatActivity() {
             }
         }
 
-        // awake phase color is transparent
         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.setDrawIcons(false)
         set1.isHighlightEnabled = true
 
+        //barChart.xAxis.setCenterAxisLabels(true)
+
         barChart.setOnChartValueSelectedListener(object : OnChartValueSelectedListener {
             override fun onValueSelected(e: Entry?, h: Highlight?) {
                 if (e == null || h == null) {
@@ -441,7 +606,7 @@ class StatisticsActivity : AppCompatActivity() {
                 }
 
                 val duration = value.yVals[h.stackIndex].toInt()
-                val durationString = DateUtils.formatTimeDuration(applicationContext, duration.toLong())
+                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() }
@@ -457,36 +622,32 @@ class StatisticsActivity : AppCompatActivity() {
             override fun onNothingSelected() {}
         })
 
-        val data = BarData(set1)
-        data.setValueTextSize(12f)
 
-        val valueCount = min(values.size, 24)
+        Log.d(TAG, "showSleepPatternBarGraphDaily: values.size: ${values.size}, barChart.xAxis.labelCount: ${barChart.xAxis.labelCount}")
+
+        set1.setDrawIcons(false)
+        //barChart.legend.isEnabled = false
+
+        //val valueCount = min(values.size, 24)
+        //barChart.setVisibleXRangeMaximum(valueCount.toFloat())
+        //barChart.xAxis.setLabelCount(valueCount)
+        data.setValueTextSize(12f)
         barChart.setData(data)
+
+        Log.d(TAG, "showSleepPatternBarGraphDaily: new barChart.xAxis.labelCount: ${barChart.xAxis.labelCount}")
+
         barChart.legend.isEnabled = false
+        val valueCount = min(values.size, 24)
         barChart.setVisibleXRangeMaximum(valueCount.toFloat())
         barChart.xAxis.setLabelCount(valueCount)
         barChart.xAxis.setCenterAxisLabels(false)
-        barChart.moveViewTo(data.getEntryCount().toFloat(), 0f, YAxis.AxisDependency.LEFT)
         barChart.invalidate()
     }
 
-    // Make sure the value on the bar is not out of screen.
-    class CustomHorizontalBarChartRenderer(chart: BarDataProvider, animator: ChartAnimator, viewPortHandler: ViewPortHandler): HorizontalBarChartRenderer(chart, animator, viewPortHandler) {
-        override fun drawValue(
-            c: Canvas,
-            valueText: String,
-            x: Float,
-            y: Float,
-            color: Int
-        ) {
-            mValuePaint.setColor(color)
-            c.drawText(valueText, x.coerceAtLeast(60F), y, mValuePaint)
-        }
-    }
-
     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
@@ -497,14 +658,18 @@ class StatisticsActivity : AppCompatActivity() {
             val endIndex = unixToSpan(endUnix)
             var mid = startUnix
 
+            //Log.d(TAG, "beginIndex: $begIndex, endIndex: $endIndex, startUnix: ${Date(startUnix * 1000)} ($startUnix), endUnix: ${Date(endUnix * 1000)} ($endUnix)")
+            //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, "i: $i, 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)
 
@@ -531,22 +696,19 @@ class StatisticsActivity : AppCompatActivity() {
         }
 
         val set1 = BarDataSet(values, "")
+        val data = BarData(set1)
         set1.setDrawValues(true)
-        set1.setDrawIcons(false)
         set1.isHighlightEnabled = false
 
-        val data = BarData(set1)
-        data.setValueTextSize(12f)
         data.setValueFormatter(object : ValueFormatter() {
             override fun getFormattedValue(value: Float): String {
-
                 val prefix = if (timeRangeSelection == TimeRange.DAY) { "" } else { "⌀ " }
                 return when (graphTypeSelection) {
                     GraphType.SLEEP_EVENTS -> {
                         prefix + value.toInt().toString()
                     }
                     GraphType.SLEEP_SUM -> {
-                        prefix + DateUtils.formatTimeDuration(applicationContext, value.toLong())
+                        prefix + NumericUtils(applicationContext).formatEventQuantity(LunaEvent.Type.SLEEP, value.toInt())
                     }
                     else -> {
                         Log.e(TAG, "unhandled graphTypeSelection $graphTypeSelection")
@@ -556,14 +718,16 @@ class StatisticsActivity : AppCompatActivity() {
             }
         })
 
-        val valueCount = min(values.size, 24)
-        barChart.renderer = CustomHorizontalBarChartRenderer(barChart, barChart.animator, barChart.viewPortHandler)
+        set1.setDrawIcons(false)
+
+        data.setValueTextSize(12f)
         barChart.setData(data)
+
         barChart.legend.isEnabled = false
+        val valueCount = min(values.size, 24)
         barChart.setVisibleXRangeMaximum(valueCount.toFloat())
         barChart.xAxis.setLabelCount(valueCount)
         barChart.xAxis.setCenterAxisLabels(false)
-        barChart.moveViewTo(data.getEntryCount().toFloat(), 0f, YAxis.AxisDependency.LEFT)
         barChart.invalidate()
     }
 
@@ -575,6 +739,7 @@ class StatisticsActivity : AppCompatActivity() {
 
             state.dayCounter.setDaysWithData(event.time, event.time)
 
+            values[index].x += values.size.toFloat()
             if (graphTypeSelection == GraphType.BOTTLE_EVENTS) {
                 values[index].y += 1F
             } else if (graphTypeSelection == GraphType.BOTTLE_SUM) {
@@ -587,6 +752,7 @@ class StatisticsActivity : AppCompatActivity() {
 
         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 {
@@ -595,14 +761,21 @@ class StatisticsActivity : AppCompatActivity() {
         }
 
         val set1 = BarDataSet(values, "")
+
         set1.setDrawValues(true)
         set1.isHighlightEnabled = false
 
+        //barChart.axisLeft.isSLEEP_PATTERN_GRANULARITYEnabled = true
+        //barChart.axisLeft.setSLEEP_PATTERN_GRANULARITY(0.8F)
+
         val data = BarData(set1)
-        data.setValueTextSize(12f)
+        //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 {
                 val prefix = if (timeRangeSelection == TimeRange.DAY) { "" } else { "⌀ " }
+                //Log.d(TAG, "getFormattedValue ${dataTypeSelectionValue} ${eventTypeSelectionValue}")
                 return when (graphTypeSelection) {
                     GraphType.BOTTLE_EVENTS -> {
                         prefix + value.toInt().toString()
@@ -618,14 +791,17 @@ class StatisticsActivity : AppCompatActivity() {
             }
         })
 
-        val valueCount = min(values.size, 24)
-        barChart.renderer = CustomHorizontalBarChartRenderer(barChart, barChart.animator, barChart.viewPortHandler)
+        data.setValueTextSize(12f)
         barChart.setData(data)
+
+        //barChart.legend.isEnabled = false
+        val valueCount = min(values.size, 24)
         barChart.setVisibleXRangeMaximum(valueCount.toFloat())
         barChart.xAxis.setLabelCount(valueCount)
         barChart.xAxis.setCenterAxisLabels(false)
-        barChart.moveViewTo(data.getEntryCount().toFloat(), 0f, YAxis.AxisDependency.LEFT)
         barChart.invalidate()
+
+        //barChart.moveViewToX(values.lastOrNull()!!.x)
     }
 
     class DayCounter(val startDays: Int, val stopDays: Int) {
@@ -636,8 +812,10 @@ class StatisticsActivity : AppCompatActivity() {
         fun countDaysWithData(beginUnix: Long, endUnix: Long): Int {
             val beginDays = unixToDays(beginUnix)
             val endDays = unixToDays(endUnix)
+            //Log.d(TAG, "countDaysWithData: beginDays: $beginDays, endDays: $endDays, ${Date(beginUnix * 1000)} - ${Date(endUnix * 1000)}")
             var count = 0
             for (i in (beginDays - startDays)..<(endDays - startDays)) {
+                //Log.d(TAG, "countDaysWithData: i: $i, size: ${daysWithData.size}")
                 count += if (daysWithData[i]) { 1 } else { 0 }
             }
             return count
@@ -656,22 +834,8 @@ class StatisticsActivity : AppCompatActivity() {
 
     data class GraphState(val events: List<LunaEvent>, val dayCounter: DayCounter, val startUnix: Long, val endUnix: Long, val startSpan: Int, val endSpan: Int)
 
-    fun showGraph() {
-        barChart.fitScreen()
-        barChart.data?.clearValues()
-        barChart.xAxis.valueFormatter = null
-        barChart.notifyDataSetChanged()
-        barChart.clear()
-        barChart.invalidate()
-
-        val type = when (graphTypeSelection) {
-            GraphType.BOTTLE_EVENTS,
-            GraphType.BOTTLE_SUM -> LunaEvent.Type.BABY_BOTTLE
-            GraphType.SLEEP_EVENTS,
-            GraphType.SLEEP_SUM,
-            GraphType.SLEEP_PATTERN -> LunaEvent.Type.SLEEP
-        }
-
+    // wrapper for common graph setup
+    fun prepareGraph(type: LunaEvent.Type, callback: (GraphState) -> Unit) {
         val events = MainActivity.allEvents.filter { it.type == type }.sortedBy { it.time }
 
         if (events.isEmpty()) {
@@ -728,20 +892,33 @@ class StatisticsActivity : AppCompatActivity() {
             }
         }
 
-        val state = GraphState(events, dayCounter, startUnix, endUnix, startSpan, endSpan)
+        //Log.d(TAG, "startDaysUnix: ${Date(daysToUnix(startDays) * 1000)}. endDaysUnix: ${Date(daysToUnix(endDays) * 1000)}")
+
+        callback(GraphState(events, dayCounter, startUnix, endUnix, startSpan, endSpan))
+    }
+
+    fun showGraph() {
+        //Log.d(TAG, "showGraph: graphTypeSelection: $graphTypeSelection, timeRangeSelection: $timeRangeSelection")
+
+        // test
+        resetBarChart()
 
         when (graphTypeSelection) {
             GraphType.BOTTLE_EVENTS,
-            GraphType.BOTTLE_SUM -> showBottleBarGraph(state)
+            GraphType.BOTTLE_SUM -> prepareGraph(LunaEvent.Type.BABY_BOTTLE) { state -> showBottleBarGraph(state) }
             GraphType.SLEEP_EVENTS,
-            GraphType.SLEEP_SUM -> showSleepBarGraph(state)
-            GraphType.SLEEP_PATTERN -> if (timeRangeSelection == TimeRange.DAY) {
+            GraphType.SLEEP_SUM -> prepareGraph(LunaEvent.Type.SLEEP) { state -> showSleepBarGraph(state) }
+            GraphType.SLEEP_PATTERN -> prepareGraph(LunaEvent.Type.SLEEP) { state -> showSleepPatternBarGraphSlotted(state) }
+/*                if (timeRangeSelection == TimeRange.DAY) {
                     // specialized pattern bar for daily view (optional)
                     showSleepPatternBarGraphDaily(state)
                 } else {
                     showSleepPatternBarGraphSlotted(state)
                 }
             }
+*/
+            GraphType.MEDICINE_EVENTS -> prepareGraph(LunaEvent.Type.MEDICINE) { state -> showMedicineBarGraph(state) }
+        }
     }
 
     private interface SpinnerItemSelected {
@@ -760,6 +937,8 @@ class StatisticsActivity : AppCompatActivity() {
         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 {

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

@@ -58,7 +58,12 @@ class LunaEventRecyclerAdapter: RecyclerView.Adapter<LunaEventRecyclerAdapter.Lu
             LunaEvent.Type.NOTE -> item.notes
             else -> item.getRowItemTitle(context)
         }
-        holder.time.text = DateUtils.formatTimeAgo(context, item.getEndTime())
+        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

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

@@ -115,18 +115,6 @@ class LunaEvent: Comparable<LunaEvent> {
         return getDialogMessage(context, type)
     }
 
-    fun getStartTime(): Long {
-        return time
-    }
-
-    fun getEndTime(): Long {
-        return if (type == Type.SLEEP) {
-            time + quantity
-        } else {
-            time
-        }
-    }
-
     fun toJson(): JSONObject {
         return jo
     }
@@ -174,7 +162,7 @@ class LunaEvent: Comparable<LunaEvent> {
                     Type.DIAPERCHANGE_PEE,
                     Type.PUKE -> R.string.log_amount_dialog_description
                     Type.WEIGHT -> R.string.log_weight_dialog_description
-                    Type.SLEEP -> R.string.log_duration_dialog_description
+                    Type.SLEEP -> R.string.log_sleep_dialog_description
                     else -> R.string.log_unknown_dialog_description
                 }
             )

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

@@ -9,15 +9,10 @@ import java.util.Date
 class DateUtils {
     companion object {
         /**
-         * Format time duration in seconds as e.g. "2 hours, 1 min", rounded to minutes.
+         * Format time duration in seconds as e.g. "2 hours, 1 min".
          * Used for the duration to the next/previous event in the event details dialog.
          */
         fun formatTimeDuration(context: Context, secondsDiff: Long): String {
-            val adjusted = (secondsDiff + 30) - (secondsDiff + 30) % 60
-            return formatTimeDurationExact(context, adjusted)
-        }
-
-        fun formatTimeDurationExact(context: Context, secondsDiff: Long): String {
             var seconds = secondsDiff
 
             val years = (seconds / (365 * 24 * 60 * 60F)).toLong()
@@ -61,11 +56,11 @@ class DateUtils {
                 return builder.toString()
             }
 
-            if (years != 0L) {
+            if (years > 0) {
                 return format(years, days, R.string.year_ago, R.string.years_ago, R.string.day_ago, R.string.days_ago)
-            } else if (days != 0L) {
+            } else if (days > 0) {
                 return format(days, hours, R.string.day_ago, R.string.days_ago, R.string.hour_ago, R.string.hours_ago)
-            } else if (hours != 0L) {
+            } 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 {
                 return format(minutes, seconds, R.string.minute_ago, R.string.minute_ago, R.string.second_ago, R.string.seconds_ago)

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

@@ -18,7 +18,6 @@
             android:layout_height="wrap_content"/>
 
         <TextView
-            android:id="@+id/dialog_number_picker_unit"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginStart="10dp"

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

@@ -11,14 +11,13 @@
         android:id="@+id/dialog_date_duration"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginTop="10dp"
         android:textSize="20sp"
         android:text="💤"/>
 
     <LinearLayout
         android:id="@+id/duration_buttons"
-        android:layout_height="wrap_content"
         android:layout_width="match_parent"
+        android:layout_height="wrap_content"
         android:gravity="center"
         android:layout_marginTop="20dp"
         android:layout_marginHorizontal="10dp"
@@ -29,61 +28,29 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_weight="1"
-            android:text="@string/dialog_duration_button_minus_5"/>
+            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/dialog_duration_button_now"/>
-
-        <Button
-            android:id="@+id/dialog_date_duration_clear"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:text="@string/dialog_duration_button_clear"/>
+            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="@string/dialog_duration_button_plus_5"/>
+            android:text="+5"/>
 
     </LinearLayout>
 
-    <LinearLayout
-        android:layout_height="wrap_content"
-        android:layout_width="match_parent"
-        android:gravity="center"
-        android:layout_marginTop="20dp"
-        android:layout_marginHorizontal="10dp"
-        android:orientation="horizontal">
-
     <TextView
-            android:id="@+id/dialog_date_picker_begin"
+        android:id="@+id/dialog_date_picker"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-            android:gravity="center"
-            android:layout_weight="1"/>
-
-        <TextView
-            android:id="@+id/dialog_date_range_delimiter"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:layout_weight="1"
-            android:text="－"/>
-
-        <TextView
-            android:id="@+id/dialog_date_picker_end"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:layout_weight="1"/>
-
-    </LinearLayout>
+        android:layout_gravity="center"
+        android:layout_marginTop="20dp"/>
 
 </LinearLayout>

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

@@ -13,6 +13,7 @@
         <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">
@@ -21,6 +22,7 @@
         <item>SLEEP_SUM</item>
         <item>SLEEP_EVENTS</item>
         <item>SLEEP_PATTERN</item>
+        <item>MEDICINE_EVENTS</item>
     </string-array>
 
     <string-array name="StatisticsTimeLabels">

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

@@ -130,7 +130,8 @@
     <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_duration_dialog_description">Set duration:</string>
+    <string name="log_sleep_dialog_description">Set sleep duration:</string>
+    <string name="log_sleep_dialog_description_start">Start sleep cycle:</string>
 
     <string name="measurement_unit_liquid_base_metric" translatable="false">ml</string>
     <string name="measurement_unit_weight_base_metric" translatable="false">g</string>
@@ -160,11 +161,6 @@
     <string name="dialog_event_detail_notes">Notes</string>
     <string name="dialog_event_detail_signature">by %s</string>
 
-    <string name="dialog_duration_button_clear">Clear</string>
-    <string name="dialog_duration_button_minus_5">-5 min</string>
-    <string name="dialog_duration_button_now">Now</string>
-    <string name="dialog_duration_button_plus_5">+5 min</string>
-
     <string name="dialog_add_logbook_title">Add logbook</string>
     <string name="dialog_add_logbook_logbookname">👶 Logbook name</string>
     <string name="dialog_add_logbook_message">Write a name to identify this logbook. This name will appear on top of the screen and, if you use WebDAV, will be in the save file name as well.</string>