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Pigeon: Integrated getSessionMessageNamespaces API

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This commit is contained in:
gianlucaparadise 2021-11-01 18:26:44 +01:00
parent 41dd086a38
commit df223cb80d
6 changed files with 35 additions and 50 deletions
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41
android/src/main/kotlin/com/gianlucaparadise/flutter_cast_framework/FlutterCastFrameworkPlugin.kt
View file

@ -57,6 +57,8 @@ class FlutterCastFrameworkPlugin : FlutterPlugin, MethodCallHandler, ActivityAwa
castApi = MyApi()
HostApis.CastApi.setup(messenger, castApi)
flutterApi = HostApis.CastFlutterApi(messenger)
CastContext.getSharedInstance(applicationContext).addCastStateListener { i ->
Log.d(TAG, "Cast state changed: $i")
methodChannel.invokeMethod(MethodNames.onCastStateChanged, i)
@ -102,6 +104,7 @@ class FlutterCastFrameworkPlugin : FlutterPlugin, MethodCallHandler, ActivityAwa
private var channel: MethodChannel? = null
private var castApi : HostApis.CastApi? = null
private var flutterApi: HostApis.CastFlutterApi? = null
private var applicationContext: Context? = null
private var activity: Activity? = null
@ -112,11 +115,10 @@ class FlutterCastFrameworkPlugin : FlutterPlugin, MethodCallHandler, ActivityAwa
Log.d(TAG, "Updating mCastSession - castSession changed: ${field != value}")
// if (field == value) return // Despite the instances are the same, I need to re-attach the listener to every new session instance
val result = NamespaceResult(oldSession = field, newSession = value)
val oldSession = field
field = value
channel?.invokeMethod(MethodNames.getSessionMessageNamespaces, null, result)
flutterApi?.getSessionMessageNamespaces(getOnNamespaceResult(oldSession, newSession = value))
}
//region LifecycleObserver
@ -174,39 +176,20 @@ class FlutterCastFrameworkPlugin : FlutterPlugin, MethodCallHandler, ActivityAwa
}
}
private inner class NamespaceResult(val oldSession: CastSession?, val newSession: CastSession?) : Result {
override fun notImplemented() {
Log.d(TAG, "Updating mCastSession - notImplemented")
}
private fun getOnNamespaceResult(oldSession: CastSession?, newSession: CastSession?) = HostApis.CastFlutterApi.Reply<MutableList<String>> { namespaces ->
Log.d(TAG, "Updating mCastSession - getOnNamespaceResult - param: $namespaces")
if (oldSession == null && newSession == null) return@Reply // nothing to do here
if (namespaces == null || !namespaces.any()) return@Reply // nothing to do here
override fun error(p0: String?, p1: String?, p2: Any?) {
Log.d(TAG, "Updating mCastSession - error - $p0 $p1 $p2")
}
override fun success(args: Any?) {
Log.d(TAG, "Updating mCastSession - success - param: $args")
if (oldSession == null && newSession == null) return // nothing to do here
if (args == null) return // nothing to do here
if (args !is ArrayList<*>)
throw IllegalArgumentException("${MethodNames.getSessionMessageNamespaces} method expects an ArrayList<String>")
if (!args.any()) return // nothing to do here
if (args[0] !is String)
throw IllegalArgumentException("${MethodNames.getSessionMessageNamespaces} method expects an ArrayList<String>")
val namespaces = args as ArrayList<String>
namespaces.forEach {
namespaces.forEach { namespace ->
try {
oldSession?.removeMessageReceivedCallbacks(it)
newSession?.setMessageReceivedCallbacks(it, mMessageCastingChannel)
oldSession?.removeMessageReceivedCallbacks(namespace)
newSession?.setMessageReceivedCallbacks(namespace, mMessageCastingChannel)
} catch (e: java.lang.Exception) {
Log.e(TAG, "Updating mCastSession - Exception while creating channel", e)
}
}
}
}
private inner class CastSessionManagerListener : SessionManagerListener<CastSession> {
private var TAG = "SessionManagerListenerImpl"

1
android/src/main/kotlin/com/gianlucaparadise/flutter_cast_framework/MethodNames.kt
View file

@ -15,6 +15,5 @@ object MethodNames {
const val onSessionSuspended = "SessionManager.onSessionSuspended"
// end-region
const val getSessionMessageNamespaces = "CastSession.getSessionMessageNamespaces"
const val onMessageReceived = "CastSession.onMessageReceived"
}

1
ios/Classes/MethodNames.swift
View file

@ -22,6 +22,5 @@ enum MethodNames : String {
case onSessionSuspended = "SessionManager.onSessionSuspended"
// end-region
case getSessionMessageNamespaces = "CastSession.getSessionMessageNamespaces"
case onMessageReceived = "CastSession.onMessageReceived"
}

24
ios/Classes/SwiftFlutterCastFrameworkPlugin.swift
View file

@ -5,8 +5,11 @@ import GoogleCast
public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessionManagerListener, CastApi {
public static func register(with registrar: FlutterPluginRegistrar) {
let messenger : FlutterBinaryMessenger = registrar.messenger()
let channel = FlutterMethodChannel(name: "flutter_cast_framework", binaryMessenger: messenger)
let instance = SwiftFlutterCastFrameworkPlugin(channel: channel)
let flutterApi = CastFlutterApi.init(binaryMessenger: messenger)
let instance = SwiftFlutterCastFrameworkPlugin(channel: channel, flutterApi: flutterApi)
registrar.addMethodCallDelegate(instance, channel: channel)
let api : CastApi & NSObjectProtocol = instance
@ -16,6 +19,7 @@ public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessio
private let castContext: GCKCastContext
private var castStateObserver: NSKeyValueObservation?
private let channel: FlutterMethodChannel
private let flutterApi : CastFlutterApi
private let sessionManager: GCKSessionManager
@ -32,14 +36,13 @@ public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessio
_castSession = newValue
channel.invokeMethod(MethodNames.getSessionMessageNamespaces.rawValue, arguments: nil) { (args) in
print("Updating castSession - success - param: \(args ?? "-")")
flutterApi.getSessionMessageNamespaces { (namespaces, err) in
print("Updating castSession - getSessionMessageNamespaces success - param: \(namespaces.joined(separator: ", "))")
if (oldSession == nil && newSession == nil) {
return // nothing to do here
}
let namespaces = args as? NSArray
if (namespaces == nil || namespaces?.count == 0) {
if (namespaces.count == 0) {
return // nothing to do here
}
@ -50,12 +53,7 @@ public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessio
}
}
namespaces?.forEach({ (namespaceRaw) in
if (!(namespaceRaw is String)) {
return
}
let namespace = namespaceRaw as! String
namespaces.forEach({ (namespace) in
let castingChannel = MessageCastingChannel.init(namespace: namespace, channel: self.channel)
self.castingChannels[namespace] = castingChannel
newSession?.add(castingChannel)
@ -64,11 +62,13 @@ public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessio
}
}
init(channel: FlutterMethodChannel) {
init(channel: FlutterMethodChannel, flutterApi : CastFlutterApi) {
self.channel = channel
self.castContext = GCKCastContext.sharedInstance()
self.sessionManager = GCKCastContext.sharedInstance().sessionManager
self.flutterApi = flutterApi
super.init()
self.castSession = GCKCastContext.sharedInstance().sessionManager.currentCastSession

1
lib/src/MethodNames.dart
View file

@ -11,6 +11,5 @@ class PlatformMethodNames {
static const onSessionResumeFailed = "SessionManager.onSessionResumeFailed";
static const onSessionSuspended = "SessionManager.onSessionSuspended";
static const getSessionMessageNamespaces = "CastSession.getSessionMessageNamespaces";
static const onMessageReceived = "CastSession.onMessageReceived";
}

11
lib/src/flutter_cast_framework.dart
View file

@ -16,6 +16,7 @@ class FlutterCastFramework {
static bool _isInitiated = false;
static _init() {
CastFlutterApi.setup(CastFlutterApiImpl());
_channel.setMethodCallHandler((MethodCall call) async {
String method = call.method;
dynamic arguments = call.arguments;
@ -38,9 +39,6 @@ class FlutterCastFramework {
castContext.sessionManager.onSessionStateChanged(method, arguments);
break;
case PlatformMethodNames.getSessionMessageNamespaces:
return namespaces;
case PlatformMethodNames.onMessageReceived:
castContext.sessionManager.platformOnMessageReceived(arguments);
break;
@ -68,3 +66,10 @@ class FlutterCastFramework {
return castContext;
}
}
class CastFlutterApiImpl extends CastFlutterApi {
@override
List<String?> getSessionMessageNamespaces() {
return FlutterCastFramework.namespaces;
}
}