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374 lines
17 KiB
374 lines
17 KiB
// |
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// WXYZ_AudioDownloadManager.m |
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// WXReader |
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// |
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// Created by Andrew on 2020/3/28. |
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// Copyright © 2020 Andrew. All rights reserved. |
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// |
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#import "WXYZ_AudioDownloadManager.h" |
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static dispatch_group_t url_session_manager_completion_group() { |
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static dispatch_group_t af_url_session_manager_completion_group; |
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static dispatch_once_t onceToken; |
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dispatch_once(&onceToken, ^{ |
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af_url_session_manager_completion_group = dispatch_group_create(); |
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}); |
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return af_url_session_manager_completion_group; |
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} |
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@interface WXYZ_AudioDownloadManager () <NSURLSessionDataDelegate> |
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@property (nonatomic, assign) BOOL requesting; |
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@property (nonatomic, strong) NSMutableArray *requestOrderArray; |
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@end |
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@implementation WXYZ_AudioDownloadManager |
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implementation_singleton(WXYZ_AudioDownloadManager) |
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/* |
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增 |
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**/ |
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// 下载章节 |
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- (void)downloadChapterWithProductionModel:(TFProductionModel *)productionModel production_id:(NSInteger)production_id chapter_id:(NSInteger)chapter_id |
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{ |
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[self downloadChaptersWithProductionModel:productionModel production_id:production_id chapter_ids:@[[TFUtilsHelper formatStringWithInteger:chapter_id]]]; |
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} |
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// 下载多个章节 |
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- (void)downloadChaptersWithProductionModel:(TFProductionModel *)productionModel production_id:(NSInteger)production_id chapter_ids:(NSArray <NSString *>*)chapter_ids |
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{ |
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[[WXYZ_DownloadHelper sharedManager] recordDownloadProductionWithProductionModel:productionModel productionType:TFProductionTypeAudio]; |
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WS(weakSelf) |
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[TFNetworkTools POST:Audio_Chapter_Download parameters:@{@"audio_id":[TFUtilsHelper formatStringWithInteger:production_id], @"chapter_id":[chapter_ids componentsJoinedByString:@","]} model:nil success:^(BOOL isSuccess, NSDictionary * _Nullable t_model, TFNetworkRequestModel * _Nonnull requestModel) { |
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if (isSuccess) { |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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// 任务开始 |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionStart, production_id, chapter_ids); |
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} |
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// 任务加入任务队列 |
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NSArray *taskArray = [t_model objectForKey:@"data"]; |
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if (taskArray.count > 0) { |
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for (NSDictionary *t_dic in taskArray) { |
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TFProductionChapterModel *imageCollectionModel = [TFProductionChapterModel modelWithDictionary:t_dic]; |
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if (imageCollectionModel) { |
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// 开始下载 |
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[[self audioChaptersRecordDictionaryWithProduction_id:imageCollectionModel.production_id] setObject:identify_downloading forKey:chapterRecordKey(imageCollectionModel.production_id, imageCollectionModel.chapter_id)]; |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (self.downloadChapterStateChangeBlock) { |
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self.downloadChapterStateChangeBlock(WXYZ_DownloadStateChapterDownloadStart, imageCollectionModel.production_id, imageCollectionModel.chapter_id); |
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} |
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}); |
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} |
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} |
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[weakSelf.requestOrderArray addObject:taskArray]; |
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if (!weakSelf.requesting) { |
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[TFPromptManager showPromptViewWithStatus:TFPromptStatusSuccess promptTitle:TFLocalizedString(@"已加入下载列表")]; |
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} |
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// 开始下载任务 |
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[weakSelf downloadTaskRequest]; |
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} else { |
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// 任务失败 |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionFail, production_id, chapter_ids); |
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} |
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} |
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}); |
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} else if (Compare_Json_isEqualTo(requestModel.code, 701)) { // 请求购买 |
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// 任务失败 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionShouldPay, production_id, chapter_ids); |
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} |
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}); |
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} else { |
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[TFPromptManager showPromptViewWithStatus:TFPromptStatusError promptTitle:requestModel.msg]; |
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// 任务失败 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionFail, production_id, chapter_ids); |
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} |
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}); |
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} |
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} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) { |
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// 任务失败 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionFail, production_id, chapter_ids); |
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} |
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}); |
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}]; |
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} |
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/* |
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删 |
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**/ |
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// 删除本地已下载作品 |
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- (BOOL)removeDownloadProductionWithProduction_id:(NSInteger)production_id |
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{ |
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// 删除作品文件夹 |
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[[WXYZ_DownloadHelper sharedManager] removeDownloadProductionFolderWithProduction_id:production_id productionType:TFProductionTypeAudio]; |
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// 删除缓存 |
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[[self audioChaptersRecordDictionaryWithProduction_id:production_id] removeAllObjects]; |
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// 写入 |
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[self audioRecordWriteToPlistWithProduction_id:production_id]; |
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return YES; |
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} |
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// 删除本地多个已下载章节 |
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- (void)removeDownloadChaptersWithProduction_id:(NSInteger)production_id chapter_ids:(NSArray <NSString *> *)chapter_ids |
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{ |
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if (chapter_ids.count == 0) { |
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return; |
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} |
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// 删除文件夹 |
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[[WXYZ_DownloadHelper sharedManager] removeDownloadChapterFolderWithProduction_id:production_id chapter_ids:chapter_ids productionType:TFProductionTypeAudio]; |
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// 删除下载记录 |
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NSMutableDictionary *t_dic = [self audioChaptersRecordDictionaryWithProduction_id:production_id]; |
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NSMutableArray *t_delete_arr = [NSMutableArray array]; |
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for (NSString *chapter_id in chapter_ids) { |
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[t_delete_arr addObject:chapterRecordKey(production_id, [chapter_id integerValue])]; |
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} |
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[t_dic removeObjectsForKeys:t_delete_arr]; |
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// 如果全部章节已经删除,则删除整体作品文件夹 |
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if ([self getDownloadChapterCountWithProduction_id:production_id] == 0) { |
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[self removeDownloadProductionWithProduction_id:production_id]; |
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} else { |
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[self audioRecordWriteToPlistWithProduction_id:production_id]; |
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} |
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// 删除回调 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (self.downloadDeleteFinishBlock) { |
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self.downloadDeleteFinishBlock(chapter_ids, @[]); |
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} |
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}); |
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} |
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/* |
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查 |
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**/ |
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// 获取下载章节数 |
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- (NSInteger)getDownloadChapterCountWithProduction_id:(NSInteger)production_id |
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{ |
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return [[WXYZ_DownloadHelper sharedManager] getDownloadChapterCountWithProduction_id:production_id productionType:TFProductionTypeAudio]; |
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} |
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// 获取全部已下载章节model |
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- (NSArray *)getDownloadChapterModelArrayWithProduction_id:(NSInteger)production_id |
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{ |
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NSMutableDictionary *t_dic = [self audioChaptersRecordDictionaryWithProduction_id:production_id]; |
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NSMutableArray *t_arr = [NSMutableArray array]; |
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for (id value in t_dic.allValues) { |
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if ([value isKindOfClass:[TFProductionChapterModel class]]) { |
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[t_arr addObject:value]; |
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} |
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} |
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return [t_arr copy]; |
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} |
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// 获取已下载章节model |
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- (id)getDownloadChapterModelWithProduction_id:(NSInteger)production_id chapter_id:(NSInteger)chapter_id |
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{ |
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NSMutableDictionary *t_dic = [self audioChaptersRecordDictionaryWithProduction_id:production_id]; |
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id value = [t_dic objectForKey:chapterRecordKey(production_id, chapter_id)]; |
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if ([value isKindOfClass:[TFProductionChapterModel class]]) { |
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return value; |
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} |
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return nil; |
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} |
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// 获取章节下载状态 |
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- (WXYZ_ProductionDownloadState)getChapterDownloadStateWithProduction_id:(NSInteger)production_id chapter_id:(NSInteger)chapter_id |
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{ |
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NSMutableDictionary *t_dic = [self audioChaptersRecordDictionaryWithProduction_id:production_id]; |
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if ([[t_dic objectForKey:chapterRecordKey(production_id, chapter_id)] isEqual:identify_downloading]) { |
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return WXYZ_ProductionDownloadStateDownloading; |
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} |
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if ([[t_dic objectForKey:chapterRecordKey(production_id, chapter_id)] isKindOfClass:[TFProductionChapterModel class]]) { |
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return WXYZ_ProductionDownloadStateDownloaded; |
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} |
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return WXYZ_ProductionDownloadStateNormal; |
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} |
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// 作品章节是否下载 |
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- (BOOL)isChapterDownloadedWithProduction_id:(NSInteger)production_id chapter_id:(NSInteger)chapter_id |
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{ |
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return [[WXYZ_DownloadHelper sharedManager] isChapterDownloadedWithProduction_id:production_id chapter_id:chapter_id productionType:TFProductionTypeAudio]; |
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} |
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// 获取文件地址 |
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- (NSString *)chapterDownloadedFilePathWithProduction_id:(NSInteger)production_id chapter_id:(NSInteger)chapter_id chapter_update_time:(NSString *)chapter_update_time |
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{ |
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// 章节文件名称 |
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NSString *chapterFileName = [TFUtilsHelper stringToMD5:[NSString stringWithFormat:@"%@%@%@", [TFUtilsHelper formatStringWithInteger:production_id], [TFUtilsHelper formatStringWithInteger:chapter_id], [TFUtilsHelper formatStringWithObject:chapter_update_time]]]; |
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NSString *chapterFilePath = @""; |
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NSArray *extensionArr = @[@"mp3", @"wav", @"wma"]; |
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for (NSString *extension in extensionArr) { |
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chapterFilePath = [[[WXYZ_DownloadHelper sharedManager] getDownloadChapterFolderPathWithProduction_id:production_id chapter_id:chapter_id productionType:TFProductionTypeAudio] stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", chapterFileName, extension]]; |
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if (chapterFilePath && chapterFilePath.length > 0 && [[NSFileManager defaultManager] fileExistsAtPath:chapterFilePath]) { |
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return chapterFilePath; |
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} |
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} |
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return chapterFilePath; |
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} |
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- (void)downloadTaskRequest |
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{ |
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if (self.requestOrderArray.count == 0) { |
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return; |
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} |
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if (self.requesting) { |
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return; |
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} |
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self.requesting = YES; |
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NSArray *taskArray = [self.requestOrderArray firstObject]; |
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[self.requestOrderArray removeFirstObject]; |
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WS(weakSelf) |
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dispatch_group_async(url_session_manager_completion_group(), dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{ |
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dispatch_queue_t audio_queue = dispatch_queue_create("wxyz_audio_queue", DISPATCH_QUEUE_CONCURRENT); |
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dispatch_group_t audio_group = dispatch_group_create(); |
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for (NSDictionary *t_dic in taskArray) { |
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dispatch_group_async(audio_group, audio_queue, ^{ |
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dispatch_group_enter(audio_group); |
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TFProductionChapterModel *t_model = [TFProductionChapterModel modelWithDictionary:t_dic]; |
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if (!t_model) { |
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// 单个章节下载失败 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadChapterStateChangeBlock) { |
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weakSelf.downloadChapterStateChangeBlock(WXYZ_DownloadStateChapterDownloadFail, t_model.production_id, t_model.chapter_id); |
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} |
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}); |
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} |
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AFURLSessionManager *manager = [[AFURLSessionManager alloc] init]; |
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manager.operationQueue.maxConcurrentOperationCount = 2; |
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NSURL *URL = [NSURL URLWithString:t_model.content]; |
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NSURLSessionDownloadTask *downloadTask = [manager downloadTaskWithRequest:[NSURLRequest requestWithURL:URL] progress:nil destination:^NSURL *(NSURL *targetPath, NSURLResponse *response) { |
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// 存储文件夹创建 |
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if (![[NSFileManager defaultManager] fileExistsAtPath:[[WXYZ_DownloadHelper sharedManager] getDownloadChapterFolderPathWithProduction_id:t_model.production_id chapter_id:t_model.chapter_id productionType:TFProductionTypeAudio]]) { |
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[[NSFileManager defaultManager] createDirectoryAtPath:[[WXYZ_DownloadHelper sharedManager] getDownloadChapterFolderPathWithProduction_id:t_model.production_id chapter_id:t_model.chapter_id productionType:TFProductionTypeAudio] withIntermediateDirectories:YES attributes:nil error:nil]; |
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} |
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// 获取图片名称 |
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NSString *audioFileName = [TFUtilsHelper stringToMD5:[NSString stringWithFormat:@"%@%@%@", [TFUtilsHelper formatStringWithInteger:t_model.production_id], [TFUtilsHelper formatStringWithInteger:t_model.chapter_id], [TFUtilsHelper formatStringWithObject:t_model.update_time]]]; |
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// 图片地址 |
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NSString *audioFilePath = [[[WXYZ_DownloadHelper sharedManager] getDownloadChapterFolderPathWithProduction_id:t_model.production_id chapter_id:t_model.chapter_id productionType:TFProductionTypeAudio] stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", audioFileName, [TFViewHelper audioExtensionWithFormatString:[response MIMEType]]]]; |
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return [NSURL fileURLWithPath:audioFilePath]; |
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} completionHandler:^(NSURLResponse *response, NSURL *filePath, NSError *error) { |
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if (error) { |
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// 删除出错章节文件夹 |
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[[WXYZ_DownloadHelper sharedManager] removeDownloadChapterFolderWithProduction_id:t_model.production_id chapter_ids:@[[TFUtilsHelper formatStringWithInteger:t_model.chapter_id]] productionType:TFProductionTypeAudio]; |
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[[weakSelf audioChaptersRecordDictionaryWithProduction_id:t_model.production_id] setObject:identify_fail forKey:chapterRecordKey(t_model.production_id, t_model.chapter_id)]; |
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[weakSelf audioRecordWriteToPlistWithProduction_id:t_model.production_id]; |
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// 章节下载失败 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadChapterStateChangeBlock) { |
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weakSelf.downloadChapterStateChangeBlock(WXYZ_DownloadStateChapterDownloadFail, t_model.production_id, t_model.chapter_id); |
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} |
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}); |
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} else { |
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// 下载成功 覆盖临时下载记录 |
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[[weakSelf audioChaptersRecordDictionaryWithProduction_id:t_model.production_id] setObject:t_model forKey:chapterRecordKey(t_model.production_id, t_model.chapter_id)]; |
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[weakSelf audioRecordWriteToPlistWithProduction_id:t_model.production_id]; |
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// 章节下载成功 |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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if (weakSelf.downloadChapterStateChangeBlock) { |
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weakSelf.downloadChapterStateChangeBlock(WXYZ_DownloadStateChapterDownloadFinished, t_model.production_id, t_model.chapter_id); |
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} |
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}); |
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} |
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dispatch_group_leave(audio_group); |
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}]; |
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[downloadTask resume]; |
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}); |
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} |
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dispatch_group_notify(audio_group, audio_queue, ^{ |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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weakSelf.requesting = NO; |
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if (weakSelf.requestOrderArray.count == 0) { |
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// 任务完成 |
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if (weakSelf.downloadMissionStateChangeBlock) { |
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weakSelf.downloadMissionStateChangeBlock(WXYZ_DownloadStateMissionFinished, 0, @[]); |
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} |
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} else { |
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[weakSelf downloadTaskRequest]; |
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} |
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}); |
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}); |
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}); |
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} |
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- (NSMutableArray *)requestOrderArray |
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{ |
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if (!_requestOrderArray) { |
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_requestOrderArray = [NSMutableArray array]; |
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} |
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return _requestOrderArray; |
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} |
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- (NSMutableDictionary *)audioChaptersRecordDictionaryWithProduction_id:(NSUInteger)production_id |
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{ |
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return [[WXYZ_DownloadHelper sharedManager] chaptersRecordDownloadDictionaryWithProduction_id:production_id productionType:TFProductionTypeAudio modelClass:[TFProductionChapterModel class]]; |
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} |
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- (BOOL)audioRecordWriteToPlistWithProduction_id:(NSUInteger)production_id |
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{ |
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return [[WXYZ_DownloadHelper sharedManager] writeToChapterPlistFileWithProduction_id:production_id productionType:TFProductionTypeAudio modelClass:[TFProductionChapterModel class]]; |
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} |
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@end
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