Removed getNextAlarm with new function

app/src/main/kotlin/com/simplemobiletools/clock/activities/MainActivity.kt

@@ -10,18 +10,18 @@ import android.os.Bundle
 import android.view.WindowManager
 import android.widget.ImageView
 import android.widget.TextView
+import androidx.lifecycle.lifecycleScope
 import com.simplemobiletools.clock.BuildConfig
 import com.simplemobiletools.clock.R
 import com.simplemobiletools.clock.adapters.ViewPagerAdapter
-import com.simplemobiletools.clock.extensions.config
-import com.simplemobiletools.clock.extensions.getNextAlarm
-import com.simplemobiletools.clock.extensions.rescheduleEnabledAlarms
-import com.simplemobiletools.clock.extensions.updateWidgets
+import com.simplemobiletools.clock.extensions.*
 import com.simplemobiletools.clock.helpers.*
 import com.simplemobiletools.commons.extensions.*
 import com.simplemobiletools.commons.helpers.*
 import com.simplemobiletools.commons.models.FAQItem
 import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import me.grantland.widget.AutofitHelper
 
 class MainActivity : SimpleActivity() {
@@ -44,8 +44,8 @@ class MainActivity : SimpleActivity() {
         setupTabs()
         updateWidgets()
 
-        if (getNextAlarm().isEmpty()) {
-            ensureBackgroundThread {
+        lifecycleScope.launch(Dispatchers.IO) {
+            if (getEnabledAlarms().isEmpty()) {
                 rescheduleEnabledAlarms()
             }
         }

app/src/main/kotlin/com/simplemobiletools/clock/extensions/Context.kt

@@ -270,25 +270,8 @@ fun Context.formatTo12HourFormat(showSeconds: Boolean, hours: Int, minutes: Int,
     return "${formatTime(showSeconds, false, newHours, minutes, seconds)} $appendable"
 }
 
-fun Context.getNextAlarm(): String {
-    val milliseconds = (getSystemService(Context.ALARM_SERVICE) as AlarmManager).nextAlarmClock?.triggerTime ?: return ""
-    val calendar = Calendar.getInstance()
-    val isDaylightSavingActive = TimeZone.getDefault().inDaylightTime(Date())
-    var offset = calendar.timeZone.rawOffset
-    if (isDaylightSavingActive) {
-        offset += TimeZone.getDefault().dstSavings
-    }
-
-    calendar.timeInMillis = milliseconds
-    val dayOfWeekIndex = (calendar.get(Calendar.DAY_OF_WEEK) + 5) % 7
-    val dayOfWeek = resources.getStringArray(R.array.week_days_short)[dayOfWeekIndex]
-    val formatted = getFormattedTime(((milliseconds + offset) / 1000L).toInt(), false, false)
-    return "$dayOfWeek $formatted"
-}
-
 suspend fun Context.getClosestEnabledAlarmString(): String = withContext(Dispatchers.IO) {
-    val enabledAlarms = dbHelper.getEnabledAlarms()
-    val nextAlarmList = enabledAlarms
+    val nextAlarmList = getEnabledAlarms()
         .mapNotNull { getTimeUntilNextAlarm(it.timeInMinutes, it.days) }
 
     if (nextAlarmList.isEmpty()) {
@@ -320,6 +303,10 @@ suspend fun Context.getClosestEnabledAlarmString(): String = withContext(Dispatc
     return@withContext "$dayOfWeek $formattedTime"
 }
 
+suspend fun Context.getEnabledAlarms(): List<Alarm> = withContext(Dispatchers.IO) {
+    return@withContext dbHelper.getEnabledAlarms()
+}
+
 fun Context.rescheduleEnabledAlarms() {
     dbHelper.getEnabledAlarms().forEach {
         if (it.days != TODAY_BIT || it.timeInMinutes > getCurrentDayMinutes()) {

app/src/main/kotlin/com/simplemobiletools/clock/fragments/AlarmFragment.kt

@@ -5,6 +5,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
+import androidx.lifecycle.lifecycleScope
 import com.simplemobiletools.clock.R
 import com.simplemobiletools.clock.activities.MainActivity
 import com.simplemobiletools.clock.activities.SimpleActivity
@@ -20,9 +21,10 @@ import com.simplemobiletools.commons.extensions.getProperTextColor
 import com.simplemobiletools.commons.extensions.toast
 import com.simplemobiletools.commons.extensions.updateTextColors
 import com.simplemobiletools.commons.helpers.SORT_BY_DATE_CREATED
-import com.simplemobiletools.commons.helpers.ensureBackgroundThread
 import com.simplemobiletools.commons.models.AlarmSound
 import kotlinx.android.synthetic.main.fragment_alarm.view.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 
 class AlarmFragment : Fragment(), ToggleAlarmInterface {
     private var alarms = ArrayList<Alarm>()
@@ -89,12 +91,11 @@ class AlarmFragment : Fragment(), ToggleAlarmInterface {
                 it.timeInMinutes
             })
         }
-
-        if (context?.getNextAlarm()?.isEmpty() == true) {
-            alarms.forEach {
-                if (it.days == TODAY_BIT && it.isEnabled && it.timeInMinutes <= getCurrentDayMinutes()) {
-                    it.isEnabled = false
-                    ensureBackgroundThread {
+        lifecycleScope.launch(Dispatchers.IO) {
+            if (context?.getEnabledAlarms()?.isEmpty() == true) {
+                alarms.forEach {
+                    if (it.days == TODAY_BIT && it.isEnabled && it.timeInMinutes <= getCurrentDayMinutes()) {
+                        it.isEnabled = false
                         context?.dbHelper?.updateAlarmEnabledState(it.id, false)
                     }
                 }

app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt

@@ -1,7 +1,13 @@
 package com.simplemobiletools.clock.helpers
 
+import android.content.BroadcastReceiver
 import com.simplemobiletools.clock.models.MyTimeZone
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.launch
 import java.util.*
+import kotlin.coroutines.CoroutineContext
 import kotlin.math.pow
 
 // shared preferences
@@ -237,3 +243,16 @@ fun getTimeDifferenceInMinutes(currentTimeInMinutes: Int, alarmTimeInMinutes: In
     }
 }
 
+fun BroadcastReceiver.goAsync(
+    context: CoroutineContext = (Dispatchers.Main.immediate + SupervisorJob()),
+    block: suspend CoroutineScope.() -> Unit
+) {
+    val pendingResult = goAsync()
+    CoroutineScope(SupervisorJob()).launch(context) {
+        try {
+            block()
+        } finally {
+            pendingResult.finish()
+        }
+    }
+}

app/src/main/kotlin/com/simplemobiletools/clock/helpers/MyDigitalTimeWidgetProvider.kt

@@ -12,11 +12,16 @@ import android.widget.RemoteViews
 import com.simplemobiletools.clock.R
 import com.simplemobiletools.clock.activities.SplashActivity
 import com.simplemobiletools.clock.extensions.config
-import com.simplemobiletools.clock.extensions.getNextAlarm
+import com.simplemobiletools.clock.extensions.getClosestEnabledAlarmString
 import com.simplemobiletools.commons.extensions.applyColorFilter
 import com.simplemobiletools.commons.extensions.getLaunchIntent
 import com.simplemobiletools.commons.extensions.setText
 import com.simplemobiletools.commons.extensions.setVisibleIf
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 
 class MyDigitalTimeWidgetProvider : AppWidgetProvider() {
     override fun onUpdate(context: Context, appWidgetManager: AppWidgetManager, appWidgetIds: IntArray) {
@@ -37,10 +42,18 @@ class MyDigitalTimeWidgetProvider : AppWidgetProvider() {
     }
 
     private fun updateTexts(context: Context, views: RemoteViews) {
-        val nextAlarm = context.getNextAlarm()
-        views.apply {
-            setText(R.id.widget_next_alarm, nextAlarm)
-            setVisibleIf(R.id.widget_alarm_holder, nextAlarm.isNotEmpty())
+        CoroutineScope(Dispatchers.IO).launch {
+            try {
+                val nextAlarm = context.getClosestEnabledAlarmString()
+                withContext(Dispatchers.Main.immediate) {
+                    views.apply {
+                        setText(R.id.widget_next_alarm, nextAlarm)
+                        setVisibleIf(R.id.widget_alarm_holder, nextAlarm.isNotEmpty())
+                    }
+                }
+            } finally {
+                cancel()
+            }
         }
     }
 

app/src/main/kotlin/com/simplemobiletools/clock/receivers/EarlyAlarmDismissalReceiver.kt

@@ -6,29 +6,29 @@ import android.app.NotificationManager
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
-import android.text.format.DateFormat
 import androidx.core.app.NotificationCompat
 import com.simplemobiletools.clock.R
+import com.simplemobiletools.clock.extensions.getClosestEnabledAlarmString
 import com.simplemobiletools.clock.extensions.getDismissAlarmPendingIntent
-import com.simplemobiletools.clock.extensions.getNextAlarm
 import com.simplemobiletools.clock.extensions.getOpenAlarmTabIntent
-import com.simplemobiletools.clock.helpers.*
+import com.simplemobiletools.clock.helpers.ALARM_ID
+import com.simplemobiletools.clock.helpers.EARLY_ALARM_DISMISSAL_CHANNEL_ID
+import com.simplemobiletools.clock.helpers.EARLY_ALARM_NOTIF_ID
+import com.simplemobiletools.clock.helpers.goAsync
 import com.simplemobiletools.commons.helpers.isOreoPlus
-import java.text.SimpleDateFormat
-import java.util.*
 
 class EarlyAlarmDismissalReceiver : BroadcastReceiver() {
 
-    override fun onReceive(context: Context, intent: Intent) {
+    override fun onReceive(context: Context, intent: Intent) = goAsync {
         val alarmId = intent.getIntExtra(ALARM_ID, -1)
         if (alarmId == -1) {
-            return
+            return@goAsync
         }
 
         triggerEarlyDismissalNotification(context, alarmId)
     }
 
-    private fun triggerEarlyDismissalNotification(context: Context, alarmId: Int) {
+    private suspend fun triggerEarlyDismissalNotification(context: Context, alarmId: Int) {
         val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
         if (isOreoPlus()) {
             NotificationChannel(EARLY_ALARM_DISMISSAL_CHANNEL_ID, context.getString(R.string.early_alarm_dismissal), NotificationManager.IMPORTANCE_DEFAULT).apply {
@@ -42,7 +42,7 @@ class EarlyAlarmDismissalReceiver : BroadcastReceiver() {
         val contentIntent = context.getOpenAlarmTabIntent()
         val notification = NotificationCompat.Builder(context)
             .setContentTitle(context.getString(R.string.upcoming_alarm))
-            .setContentText(context.getNextAlarm())
+            .setContentText(context.getClosestEnabledAlarmString())
             .setSmallIcon(R.drawable.ic_alarm_vector)
             .setPriority(Notification.PRIORITY_LOW)
             .addAction(0, context.getString(R.string.dismiss), dismissIntent)