flutter_ijkplayer/ios/Classes/IjkplayerPlugin.m

#import "IjkplayerPlugin.h"
#import "FlutterIjkManager.h"
#import "FlutterIJK.h"

@interface FlutterMethodCall (Ijk)
- (int64_t)getId;

- (int64_t)getIdParamFromDict;

- (NSString *)getStringParam:(NSString *)key;
@end

@implementation IjkplayerPlugin {
  FlutterIjkManager *manager;
}

- (instancetype)initWithRegistrar:(NSObject <FlutterPluginRegistrar> *)registrar {
  self = [super init];
  if (self) {
    self.registrar = registrar;
    manager = [FlutterIjkManager managerWithRegistrar:registrar];
  }

  return self;
}

+ (instancetype)pluginWithRegistrar:(NSObject <FlutterPluginRegistrar> *)registrar {
  return [[self alloc] initWithRegistrar:registrar];
}


+ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
  FlutterMethodChannel* channel = [FlutterMethodChannel
          methodChannelWithName:@"top.kikt/ijkplayer"
                binaryMessenger:[registrar messenger]];
  IjkplayerPlugin *instance = [IjkplayerPlugin pluginWithRegistrar:registrar];
  [registrar addMethodCallDelegate:instance channel:channel];
}

- (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
  if ([@"create" isEqualToString:call.method]) {
    @try {
      int64_t id = [manager create];
      result(@(id));
    }
    @catch (NSException *exception) {
      result([FlutterError errorWithCode:@"1" message:@"创建失败" details:exception]);
    }
  } else if ([@"dispose" isEqualToString:call.method]) {
    int64_t id = [call getId];
    [manager disposeWithId:id];
  } else if ([@"play" isEqualToString:call.method]) {
    FlutterIJK *ijk = [manager findIJKWithId:call.getId];
    if (ijk) {
      [ijk play];
      result(@(1));
    }
  } else if ([@"pause" isEqualToString:call.method]) {
    FlutterIJK *ijk = [manager findIJKWithId:[call getId]];
    if (ijk) {
      [ijk pause];
    }
  } else if ([@"stop" isEqualToString:call.method]) {
    FlutterIJK *ijk = [manager findIJKWithId:[call getId]];
    if (ijk) {
      [ijk stop];
    }
  } else if ([@"setDataSource" isEqualToString:call.method]) {
    FlutterIJK *ijk = [manager findIJKWithId:[call getIdParamFromDict]];
    if (ijk) {
      NSString *uri = [call getStringParam:@"uri"];
      [ijk setDateSourceWithUri:uri];
      result(nil);
    } else {
      result([FlutterError errorWithCode:@"1" message:@"设置失败" details:nil]);
    }
  } else {
    result(FlutterMethodNotImplemented);
  }
}

@end

@implementation FlutterMethodCall (Ijk)

- (int64_t)getId {
  return [[self arguments] intValue];
}

- (int64_t)getIdParamFromDict {
  return [[self arguments][@"id"] intValue];
}

- (NSString *)getStringParam:(NSString *)key {
  return [self arguments][key];
}

@end