import { GET, POST, ApiClientBound, Request } from '../decorators';
import { API_ENDPOINTS } from './common';
import type {
  CreateChatSessionRequest,
  CreateChatSessionResponse,
  SendMessageRequest,
  SendMessageResponse,
  GetChatSessionsRequest,
  GetChatSessionsResponse,
  GetChatMessagesRequest,
  GetChatMessagesResponse,
  SearchChatMessagesRequest,
  SearchChatMessagesResponse
} from '../types';
import type { AxiosHttpClient } from '../client';

/**
 * 聊天相关API服务类
 */
@ApiClientBound
export class ChatApiService {
  // 语法要求
  declare client: AxiosHttpClient;

  /**
   * 创建聊天会话
   * @param request 创建聊天会话请求参数
   * @returns 创建聊天会话响应
   * @throws ApiError 当请求失败时抛出
   */
  @POST(API_ENDPOINTS.CHATS)
  @Request
  async createChatSession(_request: CreateChatSessionRequest): Promise<CreateChatSessionResponse> {
    // 实际请求逻辑由Request装饰器处理
    throw new Error('Decorated by @Request and should never be executed.');
  }

  /**
   * 获取聊天会话列表
   * @param request 获取聊天会话列表请求参数
   * @returns 获取聊天会话列表响应
   * @throws ApiError 当请求失败时抛出
   */
  @GET(API_ENDPOINTS.CHATS)
  @Request
  async getChatSessions(_request: GetChatSessionsRequest): Promise<GetChatSessionsResponse> {
    // 实际请求逻辑由Request装饰器处理
    throw new Error('Decorated by @Request and should never be executed.');
  }

  /**
   * 获取聊天消息列表
   * @param request 获取聊天消息请求参数
   * @returns 获取聊天消息响应
   * @throws ApiError 当请求失败时抛出
   */
  @GET(API_ENDPOINTS.CHAT_ONE_MESSAGES)
  @Request
  async getChatMessages(_request: GetChatMessagesRequest): Promise<GetChatMessagesResponse> {
    // 实际请求逻辑由Request装饰器处理
    throw new Error('Decorated by @Request and should never be executed.');
  }

  /**
   * 发送消息
   * @param request 发送消息请求参数
   * @returns 发送消息响应
   * @throws ApiError 当请求失败时抛出
   */
  @POST(API_ENDPOINTS.CHAT_ONE_MESSAGES)
  @Request
  async sendMessage(_request: SendMessageRequest): Promise<SendMessageResponse> {
    // 实际请求逻辑由Request装饰器处理
    throw new Error('Decorated by @Request and should never be executed.');
  }

  /**
   * 搜索聊天消息或会话
   * @param request 搜索聊天消息请求参数
   * @returns 搜索聊天消息响应
   * @throws ApiError 当请求失败时抛出
   */
  @GET(API_ENDPOINTS.CHATS)
  @Request
  async searchChatMessages(_request: SearchChatMessagesRequest): Promise<SearchChatMessagesResponse> {
    // 实际请求逻辑由Request装饰器处理
    throw new Error('Decorated by @Request and should never be executed.');
  }
}

// 创建单例实例
export const chatApi = new ChatApiService();