updated gradle, maybe fixed fallback issue

app/build.gradle

 
 android {
     compileSdkVersion 30
-    buildToolsVersion "30.0.0"
+    buildToolsVersion "30.0.1"
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8

app/src/main/java/fr/forum_thalie/tsumugi/RadioService.kt

                 .setUsage(C.USAGE_ALARM)
                 .build()
         } else {
+            isAlarmStopped = true // if we're not ringing and it tries playing, it means the user opened the app somehow
             audioAttributes.setUsage(AudioAttributesCompat.USAGE_MEDIA)
             audioFocusRequestBuilder.setAudioAttributes(audioAttributes.build())
             audioFocusRequest = audioFocusRequestBuilder.build()
             return
         }
 
-        // TODO: Remove this
-        if (mediaSession.controller.playbackState.state == PlaybackStateCompat.STATE_PLAYING && !isRinging && isAlarmStopped)
-             return // nothing to do here
-        isAlarmStopped = true
-
         PlayerStore.instance.playbackState.value = PlaybackStateCompat.STATE_PLAYING
 
         // Reinitialize media player. Otherwise the playback doesn't resume when beginPlaying. Dunno why.
         }
 
         // START PLAYBACK, LET'S ROCK
-        player.playWhenReady = true
         nowPlayingNotification.update(this, isUpdatingNotificationButton =  true, isRinging = isRinging)
 
         playbackStateBuilder.setState(
             SystemClock.elapsedRealtime()
         )
         mediaSession.setPlaybackState(playbackStateBuilder.build())
+        player.playWhenReady = true
+
         //[REMOVE LOG CALLS]Log.d(tag, radioTag + "begin playing")
     }
 
     {
         if (mediaSession.controller.playbackState.state == PlaybackStateCompat.STATE_STOPPED)
             return // nothing to do here
-
-        isAlarmStopped = true
+        if (PlayerStore.instance.playbackState.value == PlaybackStateCompat.STATE_PLAYING)
+            isAlarmStopped = true
 
         PlayerStore.instance.playbackState.value = PlaybackStateCompat.STATE_STOPPED
 

app/src/main/res/drawable/none.xml

+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+</selector>

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

         <item name="android:colorBackground">@color/colorPrimaryDark</item>
     </style>
 
-    <style name="AppTheme.Parameters" parent="AppTheme">
-        <item name="icon"/>
+    <style name="AppTheme.Parameters" parent="Theme.AppCompat.NoActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+        <item name="android:textColorHighlight">@color/rblue</item>
+        <item name="android:colorBackground">@color/colorPrimaryDark</item>
+        <item name="icon">@drawable/none</item>
     </style>
 
     <style name="AppTheme.BottomBar" parent="AppTheme">

app/src/main/res/xml/preferences.xml

 <?xml version="1.0" encoding="utf-8"?>
-<PreferenceScreen
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    >
+<PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <Preference
         app:icon="@drawable/ic_alarm"

build.gradle

 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.61'
+    ext.kotlin_version = '1.3.72'
     repositories {
         google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.3'
+        classpath 'com.android.tools.build:gradle:4.0.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

gradle/wrapper/gradle-wrapper.properties

-#Sun Oct 13 11:20:35 CEST 2019
+#Sat Aug 08 18:44:30 CEST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip