//
//  JXAPIService.m
//  AICity
//
//  Created by TogetherWatch on 2025-10-13.
//

#import "JXAPIService.h"
#import "RequestTool.h"

@interface JXAPIService ()

@property (nonatomic, strong) JXNetworkManager *networkManager;

@end

@implementation JXAPIService

+ (instancetype)sharedService {
    static JXAPIService *instance = nil;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        instance = [[self alloc] init];
    });
    return instance;
}

- (instancetype)init {
    self = [super init];
    if (self) {
        _networkManager = [JXNetworkManager sharedManager];
    }
    return self;
}

#pragma mark - 首页相关API

- (void)getHomeHeaderDataWithSuccess:(void (^)(JXHomeHeaderData *))success
                             failure:(JXFailureBlock)failure {
    [RequestTool post:@"home/homePage" params:@{} success:^(id responseObject) {
        NSLog(@"[JXAPIService] home/homePage response: %@", responseObject);
        
        // 防护检查：responseObject 不能为 nil
        if (!responseObject) {
            NSLog(@"[JXAPIService] home/homePage response is nil, degradation mode");
            if (failure) {
                NSError *error = [NSError errorWithDomain:@"JXAPIService"
                                                     code:-1
                                                 userInfo:@{NSLocalizedDescriptionKey: @"Empty response"}];
                failure(error);
            }
            return;
        }
        
        if ([responseObject[@"code"] intValue] == 0 || [responseObject[@"code"] intValue] == 200) {
            // 解析数据
            NSDictionary *data = responseObject[@"data"];
            JXHomeHeaderData *headerData = [JXHomeHeaderData modelWithDictionary:data];
            
            // 确保返回有效的数据对象
            if (!headerData) {
                headerData = [[JXHomeHeaderData alloc] init];
                headerData.banners = @[];
                headerData.hotMovies = @[];
                headerData.hotDramas = @[];
            }
            
            if (success) {
                success(headerData);
            }
        } else {
            // 服务器返回错误码
            NSLog(@"[JXAPIService] home/homePage server error: code=%@, msg=%@", responseObject[@"code"], responseObject[@"msg"]);
            if (failure) {
                NSError *error = [NSError errorWithDomain:@"JXAPIService"
                                                     code:[responseObject[@"code"] intValue]
                                                 userInfo:@{NSLocalizedDescriptionKey: responseObject[@"msg"] ?: @"Unknown error"}];
                failure(error);
            }
        }
    } failure:^(NSError *error) {
        NSLog(@"[JXAPIService] home/homePage network error: %@ (code: %ld)", error.localizedDescription, (long)error.code);
        if (failure) {
            failure(error);
        }
    }];
}

- (void)getDailyRecommendWithPage:(NSInteger)page
                         pageSize:(NSInteger)pageSize
                          success:(JXSuccessBlock)success
                          failure:(JXFailureBlock)failure {
    NSDictionary *params = @{
        @"page": @{
            @"page": @(page),
            @"pageSize": @(pageSize)
        }
    };
    
    [RequestTool post:@"home/dailyRecommend" params:params success:^(id responseObject) {
        NSLog(@"[JXAPIService] home/dailyRecommend response: page=%ld, response=%@", (long)page, responseObject);
        
        // 防护检查：responseObject 不能为 nil
        if (!responseObject) {
            NSLog(@"[JXAPIService] home/dailyRecommend response is nil, degradation mode");
            if (failure) {
                NSError *error = [NSError errorWithDomain:@"JXAPIService"
                                                     code:-1
                                                 userInfo:@{NSLocalizedDescriptionKey: @"Empty response"}];
                failure(error);
            }
            return;
        }
        
        // 降级处理：即使响应不完整也返回可用的数据结构
        NSMutableDictionary *degradedResponse = [NSMutableDictionary dictionaryWithDictionary:responseObject];
        if (!degradedResponse[@"code"]) {
            degradedResponse[@"code"] = @(200);
        }
        
        // 确保 data 是一个可变字典
        if (!degradedResponse[@"data"] || ![degradedResponse[@"data"] isKindOfClass:[NSMutableDictionary class]]) {
            NSLog(@"[JXAPIService] data is not NSMutableDictionary, type: %@", 
                  degradedResponse[@"data"] ? NSStringFromClass([degradedResponse[@"data"] class]) : @"nil");
            degradedResponse[@"data"] = [NSMutableDictionary dictionary];
        }
        
        // 安全地访问 data 字典
        NSMutableDictionary *dataDict = degradedResponse[@"data"];
        if (!dataDict) {
            NSLog(@"[JXAPIService] ERROR: dataDict is still nil after initialization!");
            dataDict = [NSMutableDictionary dictionary];
            degradedResponse[@"data"] = dataDict;
        }
        
        // 确保 list 是一个数组
        if (!dataDict[@"list"] || ![dataDict[@"list"] isKindOfClass:[NSArray class]]) {
            NSLog(@"[JXAPIService] list is not NSArray, type: %@", 
                  dataDict[@"list"] ? NSStringFromClass([dataDict[@"list"] class]) : @"nil");
            dataDict[@"list"] = @[];
        }
        
        // 安全地获取列表计数
        NSArray *list = dataDict[@"list"];
        NSUInteger listCount = [list isKindOfClass:[NSArray class]] ? list.count : 0;
        
        NSLog(@"[JXAPIService] home/dailyRecommend degraded response: code=%@, list_count=%lu", 
              degradedResponse[@"code"], 
              (unsigned long)listCount);
        
        if (success) {
            success(degradedResponse);
        }
    } failure:^(NSError *error) {
        NSLog(@"[JXAPIService] home/dailyRecommend network error: page=%ld, error=%@ (code: %ld)", 
              (long)page, error.localizedDescription, (long)error.code);
        if (failure) {
            failure(error);
        }
    }];
}

#pragma mark - 内容相关API

- (void)getCategoriesWithSuccess:(JXSuccessBlock)success
                         failure:(JXFailureBlock)failure {
    [self.networkManager GET:@"juxing/categories"
                  parameters:nil
                     success:success
                     failure:failure];
}

- (void)getDramaListWithCategoryId:(NSString *)categoryId
                              page:(NSInteger)page
                          pageSize:(NSInteger)pageSize
                           success:(JXSuccessBlock)success
                           failure:(JXFailureBlock)failure {
    
    NSMutableDictionary *params = [NSMutableDictionary dictionary];
    if (categoryId && categoryId.length > 0) {
        params[@"category_id"] = categoryId;
    }
    params[@"page"] = @(page);
    params[@"page_size"] = @(pageSize);
    
    [self.networkManager GET:@"juxing/dramas"
                  parameters:params
                     success:success
                     failure:failure];
}

- (void)getDramaDetailWithDramaId:(NSString *)dramaId
                          success:(JXSuccessBlock)success
                          failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/dramas/%@", dramaId];
    
    [self.networkManager GET:path
                  parameters:@{@"include_episodes": @YES}
                     success:success
                     failure:failure];
}

- (void)searchDramasWithKeyword:(NSString *)keyword
                           page:(NSInteger)page
                       pageSize:(NSInteger)pageSize
                        success:(JXSuccessBlock)success
                        failure:(JXFailureBlock)failure {
    
    NSDictionary *params = @{
        @"keyword": keyword,
        @"page": @(page),
        @"page_size": @(pageSize)
    };
    
    [self.networkManager GET:@"juxing/dramas/search"
                  parameters:params
                     success:success
                     failure:failure];
}

- (void)getInteractionDataWithDramaId:(NSString *)dramaId
                            episodeId:(NSString *)episodeId
                              success:(JXSuccessBlock)success
                              failure:(JXFailureBlock)failure {
    
    // 交互数据包含在短剧详情中
    [self getDramaDetailWithDramaId:dramaId success:^(id responseObject) {
        NSDictionary *data = responseObject[@"data"];
        if (success) {
            success(data);
        }
    } failure:failure];
}

#pragma mark - 播放相关API

- (void)getPlayURLWithEpisodeId:(NSString *)episodeId
                        success:(JXSuccessBlock)success
                        failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/playback/url/%@", episodeId];
    
    [self.networkManager GET:path
                  parameters:nil
                     success:success
                     failure:failure];
}

- (void)reportPlaybackProgressWithEpisodeId:(NSString *)episodeId
                                   position:(NSInteger)position
                                   duration:(NSInteger)duration
                                isCompleted:(BOOL)isCompleted
                                    success:(JXSuccessBlock)success
                                    failure:(JXFailureBlock)failure {
    
    NSDictionary *params = @{
        @"episodeId": episodeId,
        @"position": @(position),
        @"duration": @(duration),
        @"isCompleted": @(isCompleted)
    };
    
    [self.networkManager POST:@"juxing/playback/progress"
                   parameters:params
                      success:success
                      failure:failure];
}

- (void)getPlaybackProgressWithEpisodeId:(NSString *)episodeId
                                 success:(JXSuccessBlock)success
                                 failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/playback/progress/%@", episodeId];
    
    [self.networkManager GET:path
                  parameters:nil
                     success:success
                     failure:failure];
}

#pragma mark - 交互相关API

- (void)toggleLikeWithDramaId:(NSString *)dramaId
                    episodeId:(NSString *)episodeId
                      success:(JXSuccessBlock)success
                      failure:(JXFailureBlock)failure {
    
    NSDictionary *params = @{
        @"dramaId": dramaId,
        @"episodeId": episodeId
    };
    
    [self.networkManager POST:@"juxing/interaction/like"
                   parameters:params
                      success:success
                      failure:failure];
}

- (void)toggleFavoriteWithDramaId:(NSString *)dramaId
                          success:(JXSuccessBlock)success
                          failure:(JXFailureBlock)failure {
    
    NSDictionary *params = @{
        @"dramaId": dramaId
    };
    
    [self.networkManager POST:@"juxing/interaction/favorite"
                   parameters:params
                      success:success
                      failure:failure];
}

- (void)toggleFollowWithDramaId:(NSString *)dramaId
                        success:(JXSuccessBlock)success
                        failure:(JXFailureBlock)failure {
    
    NSDictionary *params = @{
        @"dramaId": dramaId
    };
    
    [self.networkManager POST:@"juxing/interaction/follow"
                   parameters:params
                      success:success
                      failure:failure];
}

#pragma mark - 评论相关API

- (void)getCommentsWithDramaId:(NSString *)dramaId
                          page:(NSInteger)page
                      pageSize:(NSInteger)pageSize
                       success:(JXSuccessBlock)success
                       failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/dramas/%@/comments", dramaId];
    
    NSDictionary *params = @{
        @"page": @(page),
        @"page_size": @(pageSize)
    };
    
    [self.networkManager GET:path
                  parameters:params
                     success:success
                     failure:failure];
}

- (void)submitCommentWithDramaId:(NSString *)dramaId
                         content:(NSString *)content
                         success:(JXSuccessBlock)success
                         failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/dramas/%@/comments", dramaId];
    
    NSDictionary *params = @{
        @"content": content
    };
    
    [self.networkManager POST:path
                   parameters:params
                      success:success
                      failure:failure];
}

- (void)likeCommentWithCommentId:(long long)commentId
                         success:(JXSuccessBlock)success
                         failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/comments/%lld/like", commentId];
    
    [self.networkManager POST:path
                   parameters:nil
                      success:success
                      failure:failure];
}

- (void)replyCommentWithCommentId:(long long)commentId
                          content:(NSString *)content
                          success:(JXSuccessBlock)success
                          failure:(JXFailureBlock)failure {
    
    NSString *path = [NSString stringWithFormat:@"juxing/comments/%lld/reply", commentId];
    
    NSDictionary *params = @{
        @"content": content
    };
    
    [self.networkManager POST:path
                   parameters:params
                      success:success
                      failure:failure];
}

#pragma mark - 合集相关API

- (void)getEpisodesWithDramaId:(NSString *)dramaId
                       success:(JXSuccessBlock)success
                       failure:(JXFailureBlock)failure {
    
    // 调用正确的剧集列表接口：/api/v1/dramas/{dramaId}/episodes
    NSString *path = [NSString stringWithFormat:@"juxing/dramas/%@/episodes", dramaId];
    
    NSLog(@"[JXAPIService] 开始获取剧集列表: path=%@, dramaId=%@", path, dramaId);
    
    [[JXNetworkManager sharedManager] GET:path
                               parameters:@{
                                   @"range_start": @(0),
                                   @"range_end": @(100)  // 获取前100集
                               }
                                  success:^(id responseObject) {
        NSLog(@"[JXAPIService] 获取剧集列表响应: %@", responseObject);
        
        // 检查 responseObject 和 code
        if (!responseObject || ![responseObject isKindOfClass:[NSDictionary class]]) {
            NSLog(@"[JXAPIService] ERROR: 剧集列表响应无效");
            if (success) {
                success(@{@"data": @{@"episodes": @[]}});
            }
            return;
        }
        
        NSInteger code = [responseObject[@"code"] integerValue];
        NSString *msg = responseObject[@"msg"] ?: @"";
        NSLog(@"[JXAPIService] 响应 code=%ld, msg=%@", (long)code, msg);
        
        if (code != 0) {
            NSLog(@"[JXAPIService] ERROR: 获取剧集列表失败，code=%ld, msg=%@", (long)code, msg);
            if (success) {
                success(@{@"data": @{@"episodes": @[]}});
            }
            return;
        }
        
        // 响应格式: { code: 0, data: { list: [...], total: N }, msg: "..." }
        NSDictionary *data = responseObject[@"data"];
        NSLog(@"[JXAPIService] data 类型: %@, data=%@", NSStringFromClass([data class]), data);
        
        NSArray *episodes = data[@"list"] ?: @[];  // 剧集列表在 "list" 字段
        
        NSLog(@"[JXAPIService] 获取到 %lu 集", (unsigned long)episodes.count);
        
        if (episodes.count > 0) {
            NSDictionary *firstEp = episodes[0];
            NSLog(@"[JXAPIService] 第一集数据: %@", firstEp.allKeys);
            NSLog(@"[JXAPIService]   - tcplayer_app_id: %@", firstEp[@"tcplayer_app_id"]);
            NSLog(@"[JXAPIService]   - tcplayer_file_id: %@", firstEp[@"tcplayer_file_id"]);
            NSLog(@"[JXAPIService]   - tcplayer_sign 长度: %lu", (unsigned long)[firstEp[@"tcplayer_sign"] length]);
        }
        
        if (success) {
            // 返回完整的 episodes 数据，包含 tcplayer 字段
            success(@{
                @"data": @{
                    @"episodes": episodes
                }
            });
        }
    } failure:^(NSError *error) {
        NSLog(@"[JXAPIService] 获取剧集列表 HTTP 错误: %@", error.localizedDescription);
        if (failure) {
            failure(error);
        }
    }];
}

- (void)incrementPlayCountWithDramaId:(NSString *)dramaId
                              success:(JXSuccessBlock)success
                              failure:(JXFailureBlock)failure {
    
    // 增加播放次数接口
    NSString *path = [NSString stringWithFormat:@"juxing/dramas/%@/play", dramaId];
    
    [self.networkManager POST:path
                   parameters:@{}
                      success:success
                      failure:failure];
}

@end