//
//  AiVM.h
//  keyBoard
//
//  Created by Mac on 2026/1/22.
//

#import <Foundation/Foundation.h>
#import "KBPersonaPageModel.h"
#import "KBChatHistoryPageModel.h"
#import "KBCommentModel.h"
#import "KBLikedCompanionModel.h"
#import "KBChattedCompanionModel.h"
#import "KBChatSessionResetModel.h"
#import "KBAICompanionDetailModel.h"

NS_ASSUME_NONNULL_BEGIN

@interface KBAiSyncData : NSObject
@property(nonatomic, copy, nullable) NSString *aiResponse;
@property(nonatomic, copy, nullable) NSString *audioBase64;
@property(nonatomic, strong, nullable) NSData *audioData;
@end

@interface KBAiSyncResponse : NSObject
@property(nonatomic, assign) NSInteger code;
@property(nonatomic, strong, nullable) KBAiSyncData *data;
@end

typedef void (^AiVMSyncCompletion)(KBAiSyncResponse *_Nullable response,
                                  NSError *_Nullable error);

@interface KBAiMessageData : NSObject
@property(nonatomic, copy, nullable) NSString *content;
@property(nonatomic, copy, nullable) NSString *text;
@property(nonatomic, copy, nullable) NSString *message;
@property(nonatomic, copy, nullable) NSString *aiResponse;
@property(nonatomic, copy, nullable) NSString *audioId;
@property(nonatomic, assign) NSInteger llmDuration;
@end

@interface KBAiMessageResponse : NSObject
@property(nonatomic, assign) NSInteger code;
@property(nonatomic, strong, nullable) KBAiMessageData *data;
@property(nonatomic, copy, nullable) NSString *message;
@end

typedef void (^AiVMMessageCompletion)(KBAiMessageResponse *_Nullable response,
                                     NSError *_Nullable error);

typedef void (^AiVMAudioURLCompletion)(NSString *_Nullable audioURL,
                                       NSError *_Nullable error);
typedef void (^AiVMUploadAudioCompletion)(NSString *_Nullable fileURL,
                                          NSError *_Nullable error);

@interface KBAiSpeechTranscribeData : NSObject
@property(nonatomic, copy, nullable) NSString *transcript;
@property(nonatomic, assign) double confidence;
@property(nonatomic, assign) double duration;
@property(nonatomic, copy, nullable) NSString *detectedLanguage;
@end

@interface KBAiSpeechTranscribeResponse : NSObject
@property(nonatomic, assign) NSInteger code;
@property(nonatomic, strong, nullable) KBAiSpeechTranscribeData *data;
@property(nonatomic, copy, nullable) NSString *message;
@end

typedef void (^AiVMSpeechTranscribeCompletion)(KBAiSpeechTranscribeResponse *_Nullable response,
                                              NSError *_Nullable error);

@interface AiVM : NSObject

- (void)syncChatWithTranscript:(NSString *)transcript
                    completion:(AiVMSyncCompletion)completion;

- (void)requestChatMessageWithContent:(NSString *)content
                          companionId:(NSInteger)companionId
                           completion:(AiVMMessageCompletion)completion;

/// 根据 audioId 获取音频 URL
- (void)requestAudioWithAudioId:(NSString *)audioId
                     completion:(AiVMAudioURLCompletion)completion;

/// 上传语音文件（m4a）
- (void)uploadAudioFileAtURL:(NSURL *)fileURL
                  completion:(AiVMUploadAudioCompletion)completion;

/// 语音转文字（multipart/form-data）
- (void)transcribeAudioFileAtURL:(NSURL *)fileURL
                      completion:(AiVMSpeechTranscribeCompletion)completion;

#pragma mark - 人设相关接口

/// 分页查询人设列表
/// @param pageNum 页码（从 1 开始）
/// @param pageSize 每页大小
/// @param completion 完成回调
- (void)fetchPersonasWithPageNum:(NSInteger)pageNum
                        pageSize:(NSInteger)pageSize
                      completion:(void(^)(KBPersonaPageModel * _Nullable pageModel, NSError * _Nullable error))completion;

/// 分页查询聊天记录
/// @param companionId AI 陪聊角色 ID
/// @param pageNum 页码（从 1 开始）
/// @param pageSize 每页大小
/// @param completion 完成回调
- (void)fetchChatHistoryWithCompanionId:(NSInteger)companionId
                                 pageNum:(NSInteger)pageNum
                                pageSize:(NSInteger)pageSize
                              completion:(void(^)(KBChatHistoryPageModel * _Nullable pageModel, NSError * _Nullable error))completion;

#pragma mark - 评论相关接口

/// 发表评论
/// @param companionId AI 陪聊角色 ID
/// @param content 评论内容
/// @param parentId 父评论 ID（一级评论传 NULL）
/// @param rootId 根评论 ID（用于标识一级评论）
/// @param completion 完成回调（newItem 可能为空，取决于后端是否返回 data）
- (void)addCommentWithCompanionId:(NSInteger)companionId
                            content:(NSString *)content
                           parentId:(nullable NSNumber *)parentId
                             rootId:(nullable NSNumber *)rootId
                         completion:(void(^)(KBCommentItem * _Nullable newItem, NSInteger code, NSError * _Nullable error))completion;

/// 分页查询评论列表
/// @param companionId AI 陪聊角色 ID
/// @param pageNum 页码（从 1 开始，默认 1）
/// @param pageSize 每页大小（默认 20）
/// @param completion 完成回调（返回评论分页模型）
- (void)fetchCommentsWithCompanionId:(NSInteger)companionId
                             pageNum:(NSInteger)pageNum
                            pageSize:(NSInteger)pageSize
                          completion:(void(^)(KBCommentPageModel * _Nullable pageModel, NSError * _Nullable error))completion;

/// 点赞/取消点赞评论
/// @param commentId 评论 ID
/// @param completion 完成回调（返回点赞响应模型）
- (void)likeCommentWithCommentId:(NSInteger)commentId
                      completion:(void(^)(KBCommentLikeResponse * _Nullable response, NSError * _Nullable error))completion;

/// 点赞/取消点赞 AI 角色
/// @param companionId AI 角色 ID
/// @param completion 完成回调（返回点赞响应模型）
- (void)likeCompanionWithCompanionId:(NSInteger)companionId
                          completion:(void(^)(KBCommentLikeResponse * _Nullable response, NSError * _Nullable error))completion;

#pragma mark - 点赞列表接口

/// 获取当前用户点赞过的 AI 角色列表（Thumbs Up）
/// @param completion 完成回调（返回点赞角色数组）
- (void)fetchLikedCompanionsWithCompletion:(void(^)(NSArray<KBLikedCompanionModel *> * _Nullable list, NSError * _Nullable error))completion;

/// 获取当前用户聊过天的 AI 角色列表（Chatting）
/// @param completion 完成回调（返回聊天角色数组）
- (void)fetchChattedCompanionsWithCompletion:(void(^)(NSArray<KBChattedCompanionModel *> * _Nullable list, NSError * _Nullable error))completion;

#pragma mark - 会话管理接口

/// 重置会话（将当前会话设为不活跃并创建新会话）
/// @param companionId AI 角色 ID
/// @param completion 完成回调（返回新会话信息）
- (void)resetChatSessionWithCompanionId:(NSInteger)companionId
                             completion:(void(^)(KBChatSessionResetResponse * _Nullable response, NSError * _Nullable error))completion;

#pragma mark - AI 角色详情接口

/// 根据 ID 获取 AI 角色详情
/// @param companionId AI 角色 ID
/// @param completion 完成回调（返回角色详情）
- (void)fetchCompanionDetailWithCompanionId:(NSInteger)companionId
                                 completion:(void(^)(KBAICompanionDetailModel * _Nullable detail, NSError * _Nullable error))completion;

@end

NS_ASSUME_NONNULL_END