//
//  KBHomeVM.m
//  keyBoard
//
//  Created by Mac on 2025/12/3.
//

#import "KBHomeVM.h"
#import "KBCharacter.h"
#import "KBTag.h"
#import "KBNetworkManager.h"
#import "KBHUD.h"
#import "KBBizCode.h"
#import "KBAPI.h"
#import "KBMyVM.h"

@interface KBHomeVM ()
@property (nonatomic, copy, readwrite, nullable) NSArray<KBCharacter *> *rankList;
@property (nonatomic, copy, readwrite, nullable) NSArray<KBTag *> *tagList;
@property (nonatomic, strong) KBMyVM *myVM;
@end

@implementation KBHomeVM

- (void)fetchRankListWithParams:(nullable NSDictionary *)params
                       needShow:(BOOL)needShow
                     completion:(KBHomeRankCompletion)completion {
    if (needShow) {
        [KBHUD show];
    }

    NSString *loginUrl = @"";
    if ([KBUserSessionManager shared].isLoggedIn) {
        loginUrl = API_CHARACTER_LIST;
    }else{
        loginUrl = API_NOT_LOGIN_CHARACTER_LIST;
    }
    [[KBNetworkManager shared] GET:loginUrl
                        parameters:params
                           headers:nil
              autoShowBusinessError:true
                        completion:^(NSDictionary * _Nullable json, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        if (needShow) {
//            [KBHUD dismiss];
        }

        if (error) {
            // 若是业务错误，优先展示服务端 message
//            NSString *msg = KBBizMessageFromJSONObject(json) ?: error.localizedDescription ?: KBLocalized(@"Network error");
//            [KBHUD showInfo:msg];
//            if (completion) {
//                completion(nil, error);
//            }
            return;
        }

        id dataObj = json[KBData] ?: json[@"data"];
        if (![dataObj isKindOfClass:[NSArray class]]) {
            NSError *e = [NSError errorWithDomain:KBNetworkErrorDomain
                                             code:KBNetworkErrorInvalidResponse
                                         userInfo:@{NSLocalizedDescriptionKey: KBLocalized(@"Invalid response")}];
            [KBHUD showInfo:e.localizedDescription];
            if (completion) {
                completion(nil, e);
            }
            return;
        }

        // 使用 MJExtension 将数组字典解析为模型数组
        NSArray<KBCharacter *> *list = [KBCharacter mj_objectArrayWithKeyValuesArray:(NSArray *)dataObj];
        self.rankList = list;

        if (completion) {
            completion(list, nil);
        }
    }];
}

- (void)fetchRankListByTagId:(nullable NSString *)tagId
                    needShow:(BOOL)needShow
                  completion:(KBHomeRankCompletion)completion {
    NSMutableDictionary *params = [NSMutableDictionary dictionary];
    if (tagId.length) {
        params[@"tagId"] = tagId;
    }
    [self fetchRankListByTagParams:params
                          needShow:needShow
                        completion:completion];
}

// 内部辅助方法：调用 /character/listByTag
- (void)fetchRankListByTagParams:(NSDictionary *)params
                        needShow:(BOOL)needShow
                      completion:(KBHomeRankCompletion)completion {
    if (needShow) {
        [KBHUD show];
    }
    NSString *loginUrl = @"";
    if ([KBUserSessionManager shared].isLoggedIn) {
        loginUrl = API_CHARACTER_LIST_BY_TAG;
    }else{
        loginUrl = API_NOT_LOGIN_CHARACTER_LIST_BY_TAG;
    }
    [[KBNetworkManager shared] GET:loginUrl
                        parameters:params
                           headers:nil
              autoShowBusinessError:NO
                        completion:^(NSDictionary * _Nullable json, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        if (needShow) {
            [KBHUD dismiss];
        }

        if (error) {
            NSString *msg = KBBizMessageFromJSONObject(json) ?: error.localizedDescription ?: KBLocalized(@"Network error");
            [KBHUD showInfo:msg];
            if (completion) {
                completion(nil, error);
            }
            return;
        }

        id dataObj = json[KBData] ?: json[@"data"];
        if (![dataObj isKindOfClass:[NSArray class]]) {
            NSError *e = [NSError errorWithDomain:KBNetworkErrorDomain
                                             code:KBNetworkErrorInvalidResponse
                                         userInfo:@{NSLocalizedDescriptionKey: KBLocalized(@"Invalid response")}];
            [KBHUD showInfo:e.localizedDescription];
            if (completion) {
                completion(nil, e);
            }
            return;
        }

        NSArray<KBCharacter *> *list = [KBCharacter mj_objectArrayWithKeyValuesArray:(NSArray *)dataObj];
        if (completion) {
            completion(list, nil);
        }
    }];
}

- (void)fetchTagListWithParams:(nullable NSDictionary *)params
                      needShow:(BOOL)needShow
                    completion:(KBHomeTagCompletion)completion {
    if (needShow) {
        [KBHUD show];
    }

    [[KBNetworkManager shared] GET:KB_API_TAG_LIST
                        parameters:params
                           headers:nil
              autoShowBusinessError:NO
                        completion:^(NSDictionary * _Nullable json, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        if (needShow) {
            [KBHUD dismiss];
        }

        if (error) {
            NSString *msg = KBBizMessageFromJSONObject(json) ?: error.localizedDescription ?: KBLocalized(@"Network error");
            [KBHUD showInfo:msg];
            if (completion) {
                completion(nil, error);
            }
            return;
        }

        id dataObj = json[KBData] ?: json[@"data"];
        if (![dataObj isKindOfClass:[NSArray class]]) {
            NSError *e = [NSError errorWithDomain:KBNetworkErrorDomain
                                             code:KBNetworkErrorInvalidResponse
                                         userInfo:@{NSLocalizedDescriptionKey: KBLocalized(@"Invalid response")}];
            [KBHUD showInfo:e.localizedDescription];
            if (completion) {
                completion(nil, e);
            }
            return;
        }

        NSArray<KBTag *> *list = [KBTag mj_objectArrayWithKeyValuesArray:(NSArray *)dataObj];
        self.tagList = list;

        if (completion) {
            completion(list, nil);
        }
    }];
}

/// 添加用户人设
- (void)addUserCharacterWithId:(NSNumber *)characterId emoji:(NSString *)emoji
                    completion:(KBHomeAddUserCharacterCompletion)completion {
    if (!characterId) {
        if (completion) {
            NSError *e = [NSError errorWithDomain:KBNetworkErrorDomain
                                             code:KBNetworkErrorInvalidResponse
                                         userInfo:@{NSLocalizedDescriptionKey: KBLocalized(@"Invalid parameter")}];
            completion(NO, e);
        }
        return;
    }

    NSDictionary *params = @{@"characterId": characterId,@"emoji": emoji};
//    [[KBNetworkManager shared] GET:API_CHARACTER_ADD_USER_CHARACTER
//                        parameters:params
//                           headers:nil
//              autoShowBusinessError:YES
//                        completion:^(NSDictionary *jsonOrData,
//                                     NSURLResponse * _Nullable response,
//                                     NSError * _Nullable error) {
//        if (completion) {
//            completion(error == nil, error);
//        }
//    }];
    [[KBNetworkManager shared] POST:API_CHARACTER_ADD_USER_CHARACTER jsonBody:params headers:nil autoShowBusinessError:false completion:^(NSDictionary * _Nullable json, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        if (!error) {
            [self refreshUserCharacterCacheForKeyboard];
        }
        if (completion) {
            completion(error == nil, error);
        }
    }];
}

- (void)refreshUserCharacterCacheForKeyboard {
    [self.myVM fetchCharacterListByUserWithCompletion:^(NSArray<KBCharacter *> * _Nonnull characterArray, NSError * _Nullable error) {
        if (error) {
            NSLog(@"[KBHomeVM] refresh user characters failed: %@", error);
        }
    }];
}

- (KBMyVM *)myVM {
    if (!_myVM) {
        _myVM = [[KBMyVM alloc] init];
    }
    return _myVM;
}

@end