WIP editable date in event

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

@@ -1,5 +1,8 @@
 package it.danieleverducci.lunatracker
 
+import android.app.DatePickerDialog
+import android.app.TimePickerDialog
+import android.content.DialogInterface
 import android.content.Intent
 import android.os.Bundle
 import android.os.Handler
@@ -39,6 +42,7 @@ import okio.IOException
 import org.json.JSONException
 import utils.NumericUtils
 import java.text.DateFormat
+import java.util.Calendar
 import java.util.Date
 
 class MainActivity : AppCompatActivity() {
@@ -48,7 +52,7 @@ class MainActivity : AppCompatActivity() {
         val DEBUG_CHECK_LOGBOOK_CONSISTENCY = false
     }
 
-    lateinit var logbook: Logbook
+    var logbook: Logbook? = null
     lateinit var adapter: LunaEventRecyclerAdapter
     lateinit var progressIndicator: LinearProgressIndicator
     lateinit var buttonsContainer: ViewGroup
@@ -56,7 +60,8 @@ class MainActivity : AppCompatActivity() {
     lateinit var handler: Handler
     var savingEvent = false
     val updateListRunnable: Runnable = Runnable {
-        loadLogbook(logbook.name)
+        if (logbook != null)
+            loadLogbook(logbook!!.name)
         handler.postDelayed(updateListRunnable, 1000*60)
     }
     var logbookRepo: LogbookRepository? = null
@@ -122,10 +127,11 @@ class MainActivity : AppCompatActivity() {
             showSettings()
         })
         findViewById<View>(R.id.button_no_connection_retry).setOnClickListener({
-            loadLogbook(logbook.name)
+            // This may happen at start, when logbook is still null: better ask the logbook list
+            loadLogbookList()
         })
         findViewById<View>(R.id.button_sync).setOnClickListener({
-            loadLogbook(logbook.name)
+            loadLogbookList()
         })
     }
 
@@ -136,8 +142,11 @@ class MainActivity : AppCompatActivity() {
 
     fun showLogbook() {
         // Show logbook
+        if (logbook == null)
+            Log.w(TAG, "showLogbook(): logbook is null!")
+
         adapter.items.clear()
-        adapter.items.addAll(logbook.logs)
+        adapter.items.addAll(logbook?.logs ?: listOf())
         adapter.notifyDataSetChanged()
     }
 
@@ -162,8 +171,13 @@ class MainActivity : AppCompatActivity() {
         // Update list dates
         adapter.notifyDataSetChanged()
 
-        // Reload data
-        loadLogbookList()
+        if (logbook != null) {
+            // Already running: reload data for currently selected logbook
+            loadLogbook(logbook!!.name)
+        } else {
+            // First start: load logbook list
+            loadLogbookList()
+        }
     }
 
     override fun onStop() {
@@ -283,7 +297,7 @@ class MainActivity : AppCompatActivity() {
             }
         )
         d.setPositiveButton(R.string.trim_logbook_dialog_button_ok) { dialogInterface, i ->
-            logbook.trim()
+            logbook?.trim()
             saveLogbook()
         }
         d.setNegativeButton(R.string.trim_logbook_dialog_button_cancel) { dialogInterface, i ->
@@ -300,15 +314,44 @@ class MainActivity : AppCompatActivity() {
         val dialogView = layoutInflater.inflate(R.layout.dialog_event_detail, null)
         dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_emoji).setText(event.getTypeEmoji(this))
         dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_description).setText(event.getTypeDescription(this))
-        dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_date).setText(dateFormat.format(Date(event.time * 1000)))
         dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_quantity).setText(
             NumericUtils(this).formatEventQuantity(event)
         )
         dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_notes).setText(event.notes)
+
+        val currentDateTime = Calendar.getInstance()
+        currentDateTime.time = Date(event.time * 1000)
+        val dateTextView = dialogView.findViewById<TextView>(R.id.dialog_event_detail_type_date)
+        dateTextView.text = String.format(getString(R.string.dialog_event_detail_datetime_icon), dateFormat.format(currentDateTime.time))
+        dateTextView.setOnClickListener({
+            // Show datetime picker
+            val startYear = currentDateTime.get(Calendar.YEAR)
+            val startMonth = currentDateTime.get(Calendar.MONTH)
+            val startDay = currentDateTime.get(Calendar.DAY_OF_MONTH)
+            val startHour = currentDateTime.get(Calendar.HOUR_OF_DAY)
+            val startMinute = currentDateTime.get(Calendar.MINUTE)
+
+            DatePickerDialog(this, DatePickerDialog.OnDateSetListener { _, year, month, day ->
+                TimePickerDialog(this, TimePickerDialog.OnTimeSetListener { _, hour, minute ->
+                    val pickedDateTime = Calendar.getInstance()
+                    pickedDateTime.set(year, month, day, hour, minute)
+                    currentDateTime.time = pickedDateTime.time
+                }, startHour, startMinute, false).show()
+            }, startYear, startMonth, startDay).show()
+        })
+
         d.setView(dialogView)
-        d.setPositiveButton(android.R.string.ok) { dialogInterface, i -> dialogInterface.dismiss() }
+        d.setPositiveButton(R.string.dialog_event_detail_save_button) { dialogInterface, i -> {
+            // Save event
+            event.time = currentDateTime.time.time / 1000 // Seconds since epoch
+            // TODO: move event at the correct logbook position
+            saveLogbook()
+        } }
+        d.setNegativeButton(R.string.dialog_event_detail_cancel_button) { dialogInterface, i -> dialogInterface.dismiss() }
+        d.setNeutralButton(R.string.dialog_event_detail_delete_button) { dialogInterface, i -> deleteEvent(event) }
         val alertDialog = d.create()
         alertDialog.show()
+        alertDialog.getButton(DialogInterface.BUTTON_NEUTRAL).setTextColor(ContextCompat.getColor(this, R.color.danger))
     }
 
     fun showAddLogbookDialog(requestedByUser: Boolean) {
@@ -372,15 +415,35 @@ class MainActivity : AppCompatActivity() {
             }
 
             override fun onIOError(error: IOException) {
-                TODO("Not yet implemented")
+                Log.e(TAG, "Unable to load logbooks list (IOError): $error")
+                runOnUiThread({
+                    setLoading(false)
+                    onRepoError(getString(R.string.settings_network_error) + error.toString())
+                })
             }
 
             override fun onWebDAVError(error: SardineException) {
-                TODO("Not yet implemented")
+                Log.e(TAG, "Unable to load logbooks list (SardineException): $error")
+                runOnUiThread({
+                    setLoading(false)
+                    onRepoError(
+                        if(error.toString().contains("401")) {
+                            getString(R.string.settings_webdav_error_denied)
+                        } else if(error.toString().contains("503")) {
+                            getString(R.string.settings_webdav_error_server_offline)
+                        } else {
+                            getString(R.string.settings_webdav_error_generic) + error.toString()
+                        }
+                    )
+                })
             }
 
             override fun onError(error: Exception) {
-                TODO("Not yet implemented")
+                Log.e(TAG, "Unable to load logbooks list: $error")
+                runOnUiThread({
+                    setLoading(false)
+                    onRepoError(getString(R.string.settings_generic_error) + error.toString())
+                })
             }
         })
     }
@@ -409,6 +472,8 @@ class MainActivity : AppCompatActivity() {
                     onRepoError(
                         if(error.toString().contains("401")) {
                             getString(R.string.settings_webdav_error_denied)
+                        } else if(error.toString().contains("503")) {
+                            getString(R.string.settings_webdav_error_server_offline)
                         } else {
                             getString(R.string.settings_webdav_error_generic) + error.toString()
                         }
@@ -449,7 +514,7 @@ class MainActivity : AppCompatActivity() {
                     showLogbook()
 
                     if (DEBUG_CHECK_LOGBOOK_CONSISTENCY) {
-                        for (e in logbook.logs) {
+                        for (e in logbook?.logs ?: listOf()) {
                             val em = e.getTypeEmoji(this@MainActivity)
                             if (em == getString(R.string.event_unknown_type)) {
                                 Log.e(TAG, "UNKNOWN: ${e.type}")
@@ -472,6 +537,8 @@ class MainActivity : AppCompatActivity() {
                     onRepoError(
                         if(error.toString().contains("401")) {
                             getString(R.string.settings_webdav_error_denied)
+                        } else if(error.toString().contains("503")) {
+                            getString(R.string.settings_webdav_error_server_offline)
                         } else {
                             getString(R.string.settings_webdav_error_generic) + error.toString()
                         }
@@ -511,21 +578,37 @@ class MainActivity : AppCompatActivity() {
         recyclerView.smoothScrollToPosition(0)
 
         setLoading(true)
-        logbook.logs.add(0, event)
+        logbook?.logs?.add(0, event)
         saveLogbook(event)
 
         // Check logbook size to avoid OOM errors
-        if (logbook.isTooBig()) {
+        if (logbook?.isTooBig() == true) {
             askToTrimLogbook()
         }
     }
 
+    fun deleteEvent(event: LunaEvent) {
+        // Update view
+        savingEvent(true)
+        adapter.items.remove(event)
+        adapter.notifyDataSetChanged()
+
+        // Update data
+        setLoading(true)
+        logbook?.logs?.remove(event)
+        saveLogbook()
+    }
+
     /**
      * Saves the logbook. If saving while adding an event, please specify the event so in case
      * of error can be removed from the list.
      */
     fun saveLogbook(lastEventAdded: LunaEvent? = null) {
-        logbookRepo?.saveLogbook(this, logbook, object: LogbookSavedListener{
+        if (logbook == null) {
+            Log.e(TAG, "Trying to save logbook, but logbook is null!")
+            return
+        }
+        logbookRepo?.saveLogbook(this, logbook!!, object: LogbookSavedListener{
             override fun onLogbookSaved() {
                 Log.d(TAG, "Logbook saved")
                 runOnUiThread({
@@ -558,6 +641,8 @@ class MainActivity : AppCompatActivity() {
                     onRepoError(
                         if(error.toString().contains("401")) {
                             getString(R.string.settings_webdav_error_denied)
+                        } else if(error.toString().contains("503")) {
+                            getString(R.string.settings_webdav_error_server_offline)
                         } else {
                             getString(R.string.settings_webdav_error_generic) + error.toString()
                         }

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

@@ -103,19 +103,32 @@ class WebDAVLogbookRepository(val webDavURL: String, val username: String, val p
         listener: LogbookListObtainedListener
     ) {
         Thread(Runnable {
-            val logbooksNames = arrayListOf<String>()
-            for (dr: DavResource in sardine.list(webDavURL)){
-                if(!dr.name.startsWith(FILE_NAME_START))
-                    continue
-                if(!dr.name.endsWith(FILE_NAME_END))
-                    continue
-                logbooksNames.add(
-                    dr.name.replace("${FILE_NAME_START}_", "")
-                        .replace(FILE_NAME_START, "")
-                        .replace(FILE_NAME_END, "")
-                )
+            try {
+                val logbooksNames = arrayListOf<String>()
+                for (dr: DavResource in sardine.list(webDavURL)){
+                    if(!dr.name.startsWith(FILE_NAME_START))
+                        continue
+                    if(!dr.name.endsWith(FILE_NAME_END))
+                        continue
+                    logbooksNames.add(
+                        dr.name.replace("${FILE_NAME_START}_", "")
+                            .replace(FILE_NAME_START, "")
+                            .replace(FILE_NAME_END, "")
+                    )
+                }
+                listener.onLogbookListObtained(logbooksNames)
+            } catch (e: SardineException) {
+                Log.e(TAG, e.toString())
+                listener.onWebDAVError(e)
+            } catch (e: IOException) {
+                Log.e(TAG, e.toString())
+                listener.onIOError(e)
+            } catch (e: SocketTimeoutException) {
+                Log.e(TAG, e.toString())
+                listener.onIOError(e)
+            } catch (e: Exception) {
+                listener.onError(e)
             }
-            listener.onLogbookListObtained(logbooksNames)
         }).start()
     }
 

app/src/main/res/drawable/ic_edit.xml

@@ -0,0 +1,5 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="24dp" android:tint="#000000" android:viewportHeight="24" android:viewportWidth="24" android:width="24dp">
+      
+    <path android:fillColor="@android:color/white" android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z"/>
+    
+</vector>

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

@@ -25,19 +25,23 @@
 
     <TextView
         android:id="@+id/dialog_event_detail_type_date"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
+        android:layout_width="wrap_content"
+        android:layout_height="40dp"
         android:layout_marginTop="20dp"
-        android:gravity="center_horizontal"
+        android:layout_gravity="center_horizontal"
+        android:gravity="center_vertical"
+        android:drawableEnd="@drawable/ic_edit"
+        android:drawablePadding="10dp"
+        android:drawableTint="@color/accent"
         android:textStyle="bold"
-        android:text="2020"/>
+        android:text="@string/dialog_event_detail_datetime_icon"/>
 
     <TextView
         android:id="@+id/dialog_event_detail_type_quantity"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:gravity="center_horizontal"
-        android:text="2020"/>
+        android:text="Quantity"/>
 
     <ScrollView
         android:layout_width="match_parent"
@@ -49,7 +53,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:textStyle="italic"
-            android:text="Lorem ipsum"/>
+            android:text="Notes"/>
 
     </ScrollView>
 </LinearLayout>

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

@@ -61,6 +61,7 @@
     <string name="settings_storage_dav_pass">Password</string>
     <string name="settings_network_error">Impossibile raggiungere il server: </string>
     <string name="settings_webdav_error_denied">Nome utente o password WebDAV sbagliati</string>
+    <string name="settings_webdav_error_server_offline">Il server WebDAV non è al momento disponibile</string>
     <string name="settings_webdav_error_generic">Si è verificato un errore tentando di accedere al server WebDAV:</string>
     <string name="settings_webdav_creation_error_generic">Impossibile creare un file di salvataggio sul server WebDAV:</string>
     <string name="settings_webdav_creation_ok">Connessione al server WebDAV avvenuta con successo</string>
@@ -80,11 +81,15 @@
     <string name="log_notes_dialog_note_hint">Inserisci le note</string>
 
     <string name="dialog_event_detail_title">Dettaglio evento</string>
+    <string name="dialog_event_detail_save_button">Salva</string>
+    <string name="dialog_event_detail_cancel_button">Annulla</string>
+    <string name="dialog_event_detail_delete_button">Elimina</string>
 
     <string name="dialog_add_logbook_title">Aggiungi diario</string>
     <string name="dialog_add_logbook_logbookname">👶 Nome del diario</string>
     <string name="dialog_add_logbook_message">Scrivi un nome per identificare questo diario. Comparirà in cima allo schermo, e se usi WebDAV sarà incluso anche nel nome del file di salvataggio.\nSe vuoi un\'icona, inserisci una emoji!</string>
 
+    <string name="dialog_add_logbook_message_intro">Benvenuto! Per usare quest\'app devi creare almeno un diario. Probabilmente vuoi chiamarlo col nome di tuo figlio.</string>
     <string name="default_logbook_name">👶 Il mio primo diario</string>
     <string name="logbook_created">Creato nuovo diario: </string>
 

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

@@ -75,6 +75,7 @@
     <string name="settings_storage_dav_pass">Password</string>
     <string name="settings_network_error">Unable to reach server: </string>
     <string name="settings_webdav_error_denied">Wrong WebDAV user or password</string>
+    <string name="settings_webdav_error_server_offline">WebDAV server is currently unavailable</string>
     <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 WebDAV server</string>
@@ -103,6 +104,10 @@
     <string name="measurement_unit_temperature_base_metric" translatable="false">°C</string>
 
     <string name="dialog_event_detail_title">Event detail</string>
+    <string name="dialog_event_detail_datetime_icon" translatable="false">🕒 %s1</string>
+    <string name="dialog_event_detail_save_button">Save</string>
+    <string name="dialog_event_detail_cancel_button">Cancel</string>
+    <string name="dialog_event_detail_delete_button">Delete</string>
 
     <string name="dialog_add_logbook_title">Add logbook</string>
     <string name="dialog_add_logbook_logbookname">👶 Logbook name</string>