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Get basic timer notifications working

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This commit is contained in:
Brandon Presley 2023-04-04 18:20:28 +12:00
parent 7d4b6a45c5
commit 117ca5cdc4
9 changed files with 418 additions and 24 deletions
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3
android/app/src/main/AndroidManifest.xml
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@ -1,7 +1,8 @@
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.fmassive">
<uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />

191
android/app/src/main/kotlin/com/example/fmassive/Alarm.kt Normal file
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@ -0,0 +1,191 @@
package com.example.fmassive
import android.annotation.SuppressLint
import android.app.*
import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.Build
import android.os.CountDownTimer
import android.util.Log
import androidx.annotation.RequiresApi
import androidx.core.app.NotificationCompat
import io.flutter.plugin.common.MethodCall
import io.flutter.plugin.common.MethodChannel
import io.flutter.plugin.common.MethodChannel.MethodCallHandler
import kotlin.math.floor
class AlarmModule(private val context: Context) : MethodCallHandler {
private var countdownTimer: CountDownTimer? = null
var currentMs: Long = 0
private var running = false
private val stopReceiver = object : BroadcastReceiver() {
@RequiresApi(Build.VERSION_CODES.O)
override fun onReceive(context: Context?, intent: Intent?) {
Log.d("AlarmModule", "Received stop broadcast intent")
if (context != null) {
stop(context)
}
}
}
private val addReceiver = object : BroadcastReceiver() {
@RequiresApi(Build.VERSION_CODES.O)
override fun onReceive(context: Context?, intent: Intent?) {
if (context != null) {
add(context)
}
}
}
init {
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun add(context: Context) {
Log.d("AlarmModule", "Add 1 min to alarm.")
countdownTimer?.cancel()
val newMs = if (running) currentMs.toInt().plus(60000) else 60000
countdownTimer = getTimer(context, newMs)
countdownTimer?.start()
running = true
//val manager = getManager()
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//val intent = Intent(context, AlarmService::class.java)
//context.stopService(intent)
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun stop(context: Context) {
Log.d("AlarmModule", "Stop alarm.")
countdownTimer?.cancel()
running = false
//val intent = Intent(context, AlarmService::class.java)
//reactApplicationContext?.stopService(intent)
//val manager = getManager()
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//manager.cancel(NOTIFICATION_ID_PENDING)
//val params = Arguments.createMap().apply {
// putString("minutes", "00")
// putString("seconds", "00")
//}
//reactApplicationContext
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("tick", params)
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun timer(context: Context, milliseconds: Int) {
context.registerReceiver(stopReceiver, IntentFilter(STOP_BROADCAST))
context.registerReceiver(addReceiver, IntentFilter(ADD_BROADCAST))
Log.d("AlarmModule", "Queue alarm for $milliseconds delay")
val manager = getManager(context)
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//val intent = Intent(reactApplicationContext, AlarmService::class.java)
//reactApplicationContext.stopService(intent)
countdownTimer?.cancel()
countdownTimer = getTimer(context, milliseconds)
countdownTimer?.start()
running = true
}
@RequiresApi(Build.VERSION_CODES.M)
private fun getTimer(
context: Context,
endMs: Int,
): CountDownTimer {
val builder = getBuilder(context)
return object : CountDownTimer(endMs.toLong(), 1000) {
@RequiresApi(Build.VERSION_CODES.O)
override fun onTick(current: Long) {
currentMs = current
val seconds =
floor((current / 1000).toDouble() % 60).toInt().toString().padStart(2, '0')
val minutes =
floor((current / 1000).toDouble() / 60).toInt().toString().padStart(2, '0')
builder.setContentText("$minutes:$seconds").setAutoCancel(false).setDefaults(0)
.setProgress(endMs, current.toInt(), false)
.setCategory(NotificationCompat.CATEGORY_PROGRESS).priority =
NotificationCompat.PRIORITY_LOW
val manager = getManager(context)
manager.notify(NOTIFICATION_ID_PENDING, builder.build())
//val params = Arguments.createMap().apply {
// putString("minutes", minutes)
// putString("seconds", seconds)
//}
//reactApplicationContext
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("tick", params)
}
@RequiresApi(Build.VERSION_CODES.O)
override fun onFinish() {
//val context = reactApplicationContext
//context.startForegroundService(Intent(context, AlarmService::class.java))
//context
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("finish", Arguments.createMap().apply {
// putString("minutes", "00")
// putString("seconds", "00")
// })
}
}
}
@SuppressLint("UnspecifiedImmutableFlag")
@RequiresApi(Build.VERSION_CODES.M)
private fun getBuilder(context: Context): NotificationCompat.Builder {
val contentIntent = Intent(context, MainActivity::class.java)
val pendingContent =
PendingIntent.getActivity(context, 0, contentIntent, PendingIntent.FLAG_IMMUTABLE)
val addBroadcast = Intent(ADD_BROADCAST).apply {
setPackage(context.packageName)
}
val pendingAdd =
PendingIntent.getBroadcast(context, 0, addBroadcast, PendingIntent.FLAG_MUTABLE)
val stopBroadcast = Intent(STOP_BROADCAST)
stopBroadcast.setPackage(context.packageName)
val pendingStop =
PendingIntent.getBroadcast(context, 0, stopBroadcast, PendingIntent.FLAG_IMMUTABLE)
return NotificationCompat.Builder(context, CHANNEL_ID_PENDING)
.setSmallIcon(R.drawable.ic_baseline_hourglass_bottom_24).setContentTitle("Resting")
.setContentIntent(pendingContent)
.addAction(R.drawable.ic_baseline_stop_24, "Stop", pendingStop)
.addAction(R.drawable.ic_baseline_stop_24, "Add 1 min", pendingAdd)
.setDeleteIntent(pendingStop)
}
@RequiresApi(Build.VERSION_CODES.O)
private fun getManager(context: Context): NotificationManager {
val notificationManager = context.getSystemService(
NotificationManager::class.java
)
val timersChannel = NotificationChannel(
CHANNEL_ID_PENDING, CHANNEL_ID_PENDING, NotificationManager.IMPORTANCE_LOW
)
timersChannel.setSound(null, null)
timersChannel.description = "Progress on rest timers."
notificationManager.createNotificationChannel(timersChannel)
return notificationManager
}
companion object {
const val STOP_BROADCAST = "stop-timer-event"
const val ADD_BROADCAST = "add-timer-event"
const val CHANNEL_ID_PENDING = "Timer"
const val NOTIFICATION_ID_PENDING = 1
}
override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) {
when (call.method) {
"timer" -> {
}
else -> result.notImplemented()
}
}
}

191
android/app/src/main/kotlin/com/example/fmassive/MainActivity.kt
View File

@ -1,6 +1,195 @@
package com.example.fmassive
import android.annotation.SuppressLint
import android.app.NotificationChannel
import android.app.NotificationManager
import android.app.PendingIntent
import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.Build
import android.os.CountDownTimer
import android.util.Log
import androidx.annotation.RequiresApi
import androidx.core.app.NotificationCompat
import io.flutter.embedding.android.FlutterActivity
import io.flutter.embedding.engine.FlutterEngine
import io.flutter.plugin.common.MethodChannel
import kotlin.math.floor
class MainActivity: FlutterActivity() {
class MainActivity : FlutterActivity() {
private val CHANNEL = "com.massive/android"
@RequiresApi(Build.VERSION_CODES.O)
override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
super.configureFlutterEngine(flutterEngine)
MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHANNEL).setMethodCallHandler {
// This method is invoked on the main thread.
call, result ->
if (call.method == "timer") {
val args = call.arguments as ArrayList<Long>
timer(args[0])
} else {
result.notImplemented()
}
}
}
private var countdownTimer: CountDownTimer? = null
var currentMs: Long = 0
private var running = false
private val stopReceiver = object : BroadcastReceiver() {
@RequiresApi(Build.VERSION_CODES.O)
override fun onReceive(context: Context?, intent: Intent?) {
Log.d("AlarmModule", "Received stop broadcast intent")
stop()
}
}
private val addReceiver = object : BroadcastReceiver() {
@RequiresApi(Build.VERSION_CODES.O)
override fun onReceive(context: Context?, intent: Intent?) {
add()
}
}
init {
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun add() {
Log.d("AlarmModule", "Add 1 min to alarm.")
countdownTimer?.cancel()
val newMs = if (running) currentMs.toInt().plus(60000) else 60000
countdownTimer = getTimer(newMs.toLong())
countdownTimer?.start()
running = true
//val manager = getManager()
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//val intent = Intent(context, AlarmService::class.java)
//context.stopService(intent)
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun stop() {
Log.d("AlarmModule", "Stop alarm.")
countdownTimer?.cancel()
running = false
//val intent = Intent(context, AlarmService::class.java)
//reactApplicationContext?.stopService(intent)
//val manager = getManager()
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//manager.cancel(NOTIFICATION_ID_PENDING)
//val params = Arguments.createMap().apply {
// putString("minutes", "00")
// putString("seconds", "00")
//}
//reactApplicationContext
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("tick", params)
}
@RequiresApi(api = Build.VERSION_CODES.O)
fun timer(milliseconds: Long) {
context.registerReceiver(stopReceiver, IntentFilter(STOP_BROADCAST))
context.registerReceiver(addReceiver, IntentFilter(ADD_BROADCAST))
Log.d("AlarmModule", "Queue alarm for $milliseconds delay")
//val manager = getManager()
//manager.cancel(AlarmService.NOTIFICATION_ID_DONE)
//val intent = Intent(reactApplicationContext, AlarmService::class.java)
//reactApplicationContext.stopService(intent)
countdownTimer?.cancel()
countdownTimer = getTimer(milliseconds)
countdownTimer?.start()
running = true
}
@RequiresApi(Build.VERSION_CODES.M)
private fun getTimer(
endMs: Long,
): CountDownTimer {
val builder = getBuilder()
return object : CountDownTimer(endMs.toLong(), 1000) {
@RequiresApi(Build.VERSION_CODES.O)
override fun onTick(current: Long) {
currentMs = current
val seconds =
floor((current / 1000).toDouble() % 60).toInt().toString().padStart(2, '0')
val minutes =
floor((current / 1000).toDouble() / 60).toInt().toString().padStart(2, '0')
builder.setContentText("$minutes:$seconds").setAutoCancel(false).setDefaults(0)
.setProgress(endMs.toInt(), current.toInt(), false)
.setCategory(NotificationCompat.CATEGORY_PROGRESS).priority =
NotificationCompat.PRIORITY_LOW
val manager = getManager()
Log.d("AlarmModule", "Notify $NOTIFICATION_ID_PENDING")
manager.notify(NOTIFICATION_ID_PENDING, builder.build())
//val params = Arguments.createMap().apply {
// putString("minutes", minutes)
// putString("seconds", seconds)
//}
//reactApplicationContext
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("tick", params)
}
@RequiresApi(Build.VERSION_CODES.O)
override fun onFinish() {
//val context = reactApplicationContext
//context.startForegroundService(Intent(context, AlarmService::class.java))
//context
// .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java)
// .emit("finish", Arguments.createMap().apply {
// putString("minutes", "00")
// putString("seconds", "00")
// })
}
}
}
@SuppressLint("UnspecifiedImmutableFlag")
@RequiresApi(Build.VERSION_CODES.M)
private fun getBuilder(): NotificationCompat.Builder {
val contentIntent = Intent(context, MainActivity::class.java)
val pendingContent =
PendingIntent.getActivity(context, 0, contentIntent, PendingIntent.FLAG_IMMUTABLE)
val addBroadcast = Intent(ADD_BROADCAST).apply {
setPackage(context.packageName)
}
val pendingAdd =
PendingIntent.getBroadcast(context, 0, addBroadcast, PendingIntent.FLAG_MUTABLE)
val stopBroadcast = Intent(STOP_BROADCAST)
stopBroadcast.setPackage(context.packageName)
val pendingStop =
PendingIntent.getBroadcast(context, 0, stopBroadcast, PendingIntent.FLAG_IMMUTABLE)
return NotificationCompat.Builder(context, CHANNEL_ID_PENDING)
.setSmallIcon(R.drawable.ic_baseline_hourglass_bottom_24).setContentTitle("Resting")
.setContentIntent(pendingContent)
.addAction(R.drawable.ic_baseline_stop_24, "Stop", pendingStop)
.addAction(R.drawable.ic_baseline_stop_24, "Add 1 min", pendingAdd)
.setDeleteIntent(pendingStop)
}
@RequiresApi(Build.VERSION_CODES.O)
private fun getManager(): NotificationManager {
val notificationManager = context.getSystemService(
NotificationManager::class.java
)
val timersChannel = NotificationChannel(
CHANNEL_ID_PENDING, CHANNEL_ID_PENDING, NotificationManager.IMPORTANCE_LOW
)
timersChannel.setSound(null, null)
timersChannel.description = "Progress on rest timers."
notificationManager.createNotificationChannel(timersChannel)
return notificationManager
}
companion object {
const val STOP_BROADCAST = "stop-timer-event"
const val ADD_BROADCAST = "add-timer-event"
const val CHANNEL_ID_PENDING = "Timer"
const val NOTIFICATION_ID_PENDING = 1
}
}

19
android/app/src/main/kotlin/com/example/fmassive/MyFlutterPlugin.kt Normal file
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@ -0,0 +1,19 @@
package com.example.fmassive
import io.flutter.embedding.engine.plugins.FlutterPlugin
import io.flutter.plugin.common.MethodChannel
class MyFlutterPlugin : FlutterPlugin {
private lateinit var channel: MethodChannel
override fun onAttachedToEngine(binding: FlutterPlugin.FlutterPluginBinding) {
val context = binding.applicationContext
val handler = AlarmModule(context)
channel = MethodChannel(binding.binaryMessenger, "my_channel")
channel.setMethodCallHandler(handler)
}
override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) {
channel.setMethodCallHandler(null)
}
}

4
android/app/src/main/res/drawable/ic_baseline_hourglass_bottom_24.xml Normal file
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@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
</selector>

4
android/app/src/main/res/drawable/ic_baseline_stop_24.xml Normal file
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@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
</selector>

20
lib/main.dart
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@ -1,4 +1,7 @@
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
void main() {
runApp(const MyApp());
@ -48,17 +51,10 @@ class MyHomePage extends StatefulWidget {
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
static const platform = MethodChannel('com.massive/android');
void _incrementCounter() async {
setState(() {
// This call to setState tells the Flutter framework that something has
// changed in this State, which causes it to rerun the build method below
// so that the display can reflect the updated values. If we changed
// _counter without calling setState(), then the build method would not be
// called again, and so nothing would appear to happen.
_counter++;
});
Future<void> _timer() async {
await platform.invokeMethod('timer', [3000]);
}
@override
@ -99,14 +95,14 @@ class _MyHomePageState extends State<MyHomePage> {
'You have pushed the button this many times:',
),
Text(
'$_counter',
'Tap to start timer',
style: Theme.of(context).textTheme.headlineMedium,
),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: _incrementCounter,
onPressed: _timer,
tooltip: 'Increment',
child: const Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.

9
pubspec.lock
View File

@ -62,14 +62,6 @@ packages:
description: flutter
source: sdk
version: "0.0.0"
flutter_foreground_plugin:
dependency: "direct main"
description:
name: flutter_foreground_plugin
sha256: "640ce980401eece566441b867400e137357d2331a564f1670d6d5c46fa12d8d4"
url: "https://pub.dev"
source: hosted
version: "0.8.0"
flutter_lints:
dependency: "direct dev"
description:
@ -194,4 +186,3 @@ packages:
version: "2.1.4"
sdks:
dart: ">=2.19.5 <3.0.0"
flutter: ">=2.0.0"

1
pubspec.yaml
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@ -34,7 +34,6 @@ dependencies:
# The following adds the Cupertino Icons font to your application.
# Use with the CupertinoIcons class for iOS style icons.
cupertino_icons: ^1.0.2
flutter_foreground_plugin: ^0.8.0
dev_dependencies:
flutter_test: