/************************************************************
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* * Hyphenate CONFIDENTIAL
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* __________________
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* Copyright (C) 2016 Hyphenate Inc. All rights reserved.
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*
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* NOTICE: All information contained herein is, and remains
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* the property of Hyphenate Inc.
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* Dissemination of this information or reproduction of this material
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* is strictly forbidden unless prior written permission is obtained
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* from Hyphenate Inc.
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*/
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#import "EMAudioPlayerUtil.h"
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#import <AVFoundation/AVFoundation.h>
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#import "EaseLocalDefine.h"
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static EMAudioPlayerUtil *audioPlayerUtil = nil;
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@interface EMAudioPlayerUtil () <AVAudioPlayerDelegate> {
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AVAudioPlayer *_player;
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void (^playFinish)(NSError *error);
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}
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@end
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@implementation EMAudioPlayerUtil
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#pragma mark - public
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+ (BOOL)isPlaying{
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return [[EMAudioPlayerUtil sharedInstance] isPlaying];
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}
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+ (NSString *)playingFilePath{
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return [[EMAudioPlayerUtil sharedInstance] playingFilePath];
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}
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+ (void)asyncPlayingWithPath:(NSString *)aFilePath
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completion:(void(^)(NSError *error))completon{
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[[EMAudioPlayerUtil sharedInstance] asyncPlayingWithPath:aFilePath
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completion:completon];
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}
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+ (void)stopCurrentPlaying{
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[[EMAudioPlayerUtil sharedInstance] stopCurrentPlaying];
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}
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#pragma mark - private
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+ (EMAudioPlayerUtil *)sharedInstance{
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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audioPlayerUtil = [[self alloc] init];
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});
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return audioPlayerUtil;
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}
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- (BOOL)isPlaying
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{
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return !!_player;
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}
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// Get the path of what is currently being played
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- (NSString *)playingFilePath
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{
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NSString *path = nil;
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if (_player && _player.isPlaying) {
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path = _player.url.path;
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}
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return path;
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}
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- (void)asyncPlayingWithPath:(NSString *)aFilePath
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completion:(void(^)(NSError *error))completon{
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playFinish = completon;
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NSError *error = nil;
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NSFileManager *fm = [NSFileManager defaultManager];
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if (![fm fileExistsAtPath:aFilePath]) {
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error = [NSError errorWithDomain:NSEaseLocalizedString(@"error.notFound", @"File path not exist")
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code:-1
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userInfo:nil];
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if (playFinish) {
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playFinish(error);
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}
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playFinish = nil;
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return;
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}
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NSURL *wavUrl = [[NSURL alloc] initFileURLWithPath:aFilePath];
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_player = [[AVAudioPlayer alloc] initWithContentsOfURL:wavUrl error:&error];
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if (error || !_player) {
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_player = nil;
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error = [NSError errorWithDomain:NSEaseLocalizedString(@"error.initPlayerFail", @"Failed to initialize AVAudioPlayer")
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code:-1
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userInfo:nil];
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if (playFinish) {
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playFinish(error);
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}
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playFinish = nil;
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return;
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}
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_player.delegate = self;
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[_player prepareToPlay];
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[_player play];
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}
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- (void)stopCurrentPlaying{
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if(_player){
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_player.delegate = nil;
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[_player stop];
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_player = nil;
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}
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if (playFinish) {
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playFinish = nil;
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}
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}
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- (void)dealloc{
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if (_player) {
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_player.delegate = nil;
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[_player stop];
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_player = nil;
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}
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playFinish = nil;
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}
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#pragma mark - AVAudioPlayerDelegate
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- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player
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successfully:(BOOL)flag{
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if (playFinish) {
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playFinish(nil);
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}
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if (_player) {
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_player.delegate = nil;
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_player = nil;
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}
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playFinish = nil;
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}
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- (void)audioPlayerDecodeErrorDidOccur:(AVAudioPlayer *)player
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error:(NSError *)error{
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if (playFinish) {
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NSError *error = [NSError errorWithDomain:NSEaseLocalizedString(@"error.palyFail", @"Play failure")
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code:-1
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userInfo:nil];
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playFinish(error);
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}
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if (_player) {
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_player.delegate = nil;
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_player = nil;
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}
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}
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@end
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