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SessionManager state implementation;

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Little methods refactor;
This commit is contained in:
gianlucaparadise 2019-11-11 22:52:04 +01:00
parent 0285b3759f
commit 9e10c120bc
7 changed files with 201 additions and 18 deletions
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92
android/src/main/kotlin/com/gianlucaparadise/flutter_cast_framework/FlutterCastFrameworkPlugin.kt
View file

@ -8,6 +8,9 @@ import androidx.lifecycle.ProcessLifecycleOwner
import androidx.mediarouter.app.MediaRouteChooserDialog
import androidx.mediarouter.app.MediaRouteControllerDialog
import com.google.android.gms.cast.framework.CastContext
import com.google.android.gms.cast.framework.CastSession
import com.google.android.gms.cast.framework.SessionManager
import com.google.android.gms.cast.framework.SessionManagerListener
import io.flutter.plugin.common.MethodCall
import io.flutter.plugin.common.MethodChannel
import io.flutter.plugin.common.MethodChannel.MethodCallHandler
@ -25,23 +28,59 @@ class FlutterCastFrameworkPlugin(private val registrar: Registrar, private val c
}
}
private object MethodNames {
const val onCastStateChanged = "CastContext.onCastStateChanged"
const val showCastDialog = "showCastDialog"
// region SessionManager
const val onSessionStarting = "SessionManager.onSessionStarting"
const val onSessionStarted = "SessionManager.onSessionStarted"
const val onSessionStartFailed = "SessionManager.onSessionStartFailed"
const val onSessionEnding = "SessionManager.onSessionEnding"
const val onSessionEnded = "SessionManager.onSessionEnded"
const val onSessionResuming = "SessionManager.onSessionResuming"
const val onSessionResumed = "SessionManager.onSessionResumed"
const val onSessionResumeFailed = "SessionManager.onSessionResumeFailed"
const val onSessionSuspended = "SessionManager.onSessionSuspended"
// end-region
}
init {
ProcessLifecycleOwner.get().lifecycle.addObserver(this)
CastContext.getSharedInstance(registrar.activeContext()).addCastStateListener { i ->
Log.d(TAG, "Cast state changed: $i")
channel.invokeMethod("onCastStateChanged", i)
channel.invokeMethod(MethodNames.onCastStateChanged, i)
}
}
private lateinit var mSessionManager: SessionManager
private val mSessionManagerListener = CastSessionManagerListener()
@OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
fun onCreate() {
Log.d(TAG, "App: ON_CREATE")
mSessionManager = CastContext.getSharedInstance(registrar.activeContext()).sessionManager
}
@OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
fun onResume() {
Log.d(TAG, "App: ON_RESUME")
mSessionManager.addSessionManagerListener(mSessionManagerListener, CastSession::class.java)
}
@OnLifecycleEvent(Lifecycle.Event.ON_PAUSE)
fun onPause() {
Log.d(TAG, "App: ON_PAUSE")
mSessionManager.removeSessionManagerListener(
mSessionManagerListener,
CastSession::class.java
)
}
override fun onMethodCall(call: MethodCall, result: Result) {
when (call.method) {
"showCastDialog" -> showCastDialog()
MethodNames.showCastDialog -> showCastDialog()
else -> result.notImplemented()
}
}
@ -72,4 +111,53 @@ class FlutterCastFrameworkPlugin(private val registrar: Registrar, private val c
" Check https://developers.google.com/cast/docs/android_sender/integrate#androidtheme", ex)
}
}
private inner class CastSessionManagerListener : SessionManagerListener<CastSession> {
private var TAG = "SessionManagerListenerImpl"
override fun onSessionSuspended(session: CastSession?, p1: Int) {
Log.d(TAG, "onSessionSuspended")
channel.invokeMethod(MethodNames.onSessionSuspended, null)
}
override fun onSessionStarting(session: CastSession?) {
Log.d(TAG, "onSessionStarting")
channel.invokeMethod(MethodNames.onSessionStarting, null)
}
override fun onSessionResuming(session: CastSession?, p1: String?) {
Log.d(TAG, "onSessionResuming")
channel.invokeMethod(MethodNames.onSessionResuming, null)
}
override fun onSessionEnding(session: CastSession?) {
Log.d(TAG, "onSessionEnding")
channel.invokeMethod(MethodNames.onSessionEnding, null)
}
override fun onSessionStartFailed(session: CastSession?, p1: Int) {
Log.d(TAG, "onSessionStartFailed")
channel.invokeMethod(MethodNames.onSessionStartFailed, null)
}
override fun onSessionResumeFailed(session: CastSession?, p1: Int) {
Log.d(TAG, "onSessionResumeFailed")
channel.invokeMethod(MethodNames.onSessionResumeFailed, null)
}
override fun onSessionStarted(session: CastSession, sessionId: String) {
Log.d(TAG, "onSessionStarted")
channel.invokeMethod(MethodNames.onSessionStarted, null)
}
override fun onSessionResumed(session: CastSession, wasSuspended: Boolean) {
Log.d(TAG, "onSessionResumed")
channel.invokeMethod(MethodNames.onSessionResumed, null)
}
override fun onSessionEnded(session: CastSession, error: Int) {
Log.d(TAG, "onSessionEnded")
channel.invokeMethod(MethodNames.onSessionEnded, null)
}
}
}

21
example/lib/main.dart
View file

@ -1,5 +1,6 @@
import 'package:flutter/material.dart';
import 'package:flutter_cast_framework/cast/CastContext.dart';
import 'package:flutter_cast_framework/cast/SessionManager.dart';
import 'package:flutter_cast_framework/cast/widgets/CastButton.dart';
import 'package:flutter_cast_framework/flutter_cast_framework.dart';
@ -11,12 +12,14 @@ class MyApp extends StatefulWidget {
}
class _MyAppState extends State<MyApp> {
CastState _castState;
CastState _castState = CastState.idle;
SessionState _sessionState = SessionState.idle;
@override
void initState() {
super.initState();
FlutterCastFramework.castContext.state.addListener(_onCastStateChanged);
FlutterCastFramework.castContext.sessionManager.state.addListener(_onSessionStateChanged);
}
void _onCastStateChanged() {
@ -26,6 +29,13 @@ class _MyAppState extends State<MyApp> {
});
}
void _onSessionStateChanged() {
debugPrint("Session state changed from example");
setState(() {
_sessionState = FlutterCastFramework.castContext.sessionManager.state.value;
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
@ -35,8 +45,13 @@ class _MyAppState extends State<MyApp> {
),
body: Center(
child: Column(
children: [Text('Cast State: $_castState'), CastButton()],
)),
children: [
CastButton(),
Text('Cast State: $_castState'),
Text('Cast State: $_sessionState'),
],
),
),
),
);
}

14
lib/MethodNames.dart Normal file
View file

@ -0,0 +1,14 @@
class PlatformMethodNames {
static const onCastStateChanged = "CastContext.onCastStateChanged";
static const showCastDialog = "showCastDialog";
static const onSessionStarting = "SessionManager.onSessionStarting";
static const onSessionStarted = "SessionManager.onSessionStarted";
static const onSessionStartFailed = "SessionManager.onSessionStartFailed";
static const onSessionEnding = "SessionManager.onSessionEnding";
static const onSessionEnded = "SessionManager.onSessionEnded";
static const onSessionResuming = "SessionManager.onSessionResuming";
static const onSessionResumed = "SessionManager.onSessionResumed";
static const onSessionResumeFailed = "SessionManager.onSessionResumeFailed";
static const onSessionSuspended = "SessionManager.onSessionSuspended";
}

14
lib/cast/CastContext.dart
View file

@ -1,6 +1,7 @@
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';
import 'package:flutter_cast_framework/flutter_cast_framework.dart';
import 'package:flutter_cast_framework/MethodNames.dart';
import 'package:flutter_cast_framework/cast/SessionManager.dart';
class CastContext {
final ValueNotifier<CastState> state = ValueNotifier(CastState.unavailable);
@ -9,12 +10,19 @@ class CastContext {
CastContext(this._channel);
void showCastChooserDialog() {
_channel.invokeMethod(MethodNames.showCastDialog);
_channel.invokeMethod(PlatformMethodNames.showCastDialog);
}
void onCastStateChanged(dynamic arguments) {
int castState = arguments;
state.value = CastState.values[castState];
}
SessionManager sessionManager = SessionManager();
}
enum CastState {
default_state, // 0
idle, // 0
unavailable, // 1
unconnected, // 2
connecting, // 3

51
lib/cast/SessionManager.dart Normal file
View file

@ -0,0 +1,51 @@
import 'package:flutter/foundation.dart';
import 'package:flutter_cast_framework/MethodNames.dart';
class SessionManager {
final ValueNotifier<SessionState> state = ValueNotifier(SessionState.idle);
void onSessionStateChanged(String method, dynamic arguments) {
switch (method) {
case PlatformMethodNames.onSessionStarting:
state.value = SessionState.session_starting;
break;
case PlatformMethodNames.onSessionStarted:
state.value = SessionState.session_started;
break;
case PlatformMethodNames.onSessionStartFailed:
state.value = SessionState.session_start_failed;
break;
case PlatformMethodNames.onSessionEnding:
state.value = SessionState.session_ending;
break;
case PlatformMethodNames.onSessionEnded:
state.value = SessionState.session_ended;
break;
case PlatformMethodNames.onSessionResuming:
state.value = SessionState.session_resuming;
break;
case PlatformMethodNames.onSessionResumed:
state.value = SessionState.session_resumed;
break;
case PlatformMethodNames.onSessionResumeFailed:
state.value = SessionState.session_resume_failed;
break;
case PlatformMethodNames.onSessionSuspended:
state.value = SessionState.session_suspended;
break;
}
}
}
enum SessionState {
idle,
session_starting,
session_started,
session_start_failed,
session_ending,
session_ended,
session_resuming,
session_resumed,
session_resume_failed,
session_suspended,
}

2
lib/cast/widgets/CastIcon.dart
View file

@ -53,7 +53,7 @@ class _CastIconState extends State<CastIcon> with TickerProviderStateMixin {
case CastState.connected:
return _getButton("assets/ic_cast_connected_24dp.svg");
case CastState.default_state:
case CastState.idle:
default:
debugPrint("State not handled: $_castState");
return _getEmpty();

23
lib/flutter_cast_framework.dart
View file

@ -1,12 +1,8 @@
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';
import 'package:flutter_cast_framework/MethodNames.dart';
import 'package:flutter_cast_framework/cast/CastContext.dart';
class MethodNames {
static const onCastStateChanged = "onCastStateChanged";
static const showCastDialog = "showCastDialog";
}
class FlutterCastFramework {
static const MethodChannel _channel =
const MethodChannel('flutter_cast_framework');
@ -20,9 +16,20 @@ class FlutterCastFramework {
debugPrint("Method call on flutter: $method $arguments");
switch (method) {
case MethodNames.onCastStateChanged:
int castState = arguments;
castContext.state.value = CastState.values[castState];
case PlatformMethodNames.onCastStateChanged:
castContext.onCastStateChanged(arguments);
break;
case PlatformMethodNames.onSessionStarting:
case PlatformMethodNames.onSessionStarted:
case PlatformMethodNames.onSessionStartFailed:
case PlatformMethodNames.onSessionEnding:
case PlatformMethodNames.onSessionEnded:
case PlatformMethodNames.onSessionResuming:
case PlatformMethodNames.onSessionResumed:
case PlatformMethodNames.onSessionResumeFailed:
case PlatformMethodNames.onSessionSuspended:
castContext.sessionManager.onSessionStateChanged(method, arguments);
break;
default: