import axios, { AxiosResponse } from 'axios';
import {
  MissionDetailRequestData,
  MissionDetailResponseData,
  ActivityDataResponseData
} from '../types/mission';
import { MissionProcessor } from '../processors/mission-processor';
import { ProcessedActivityResult } from '../classes/ProcessedActivityResult';

/**
 * 任务API配置
 */
export interface MissionApiConfig {
  /** 基础URL，默认为 LOFTER 官方接口 */
  baseURL?: string;
  /** 默认请求头 */
  headers?: Record<string, string>;
  /** 活动代码 */
  activityCode?: string;
}

/**
 * 任务API服务类
 */
export class MissionApiService {
  private readonly activityCode?: string;

  constructor(activityCodeOrConfig?: string | MissionApiConfig) {
    if (typeof activityCodeOrConfig === 'string') {
      this.activityCode = activityCodeOrConfig;
    } else if (activityCodeOrConfig?.activityCode) {
      this.activityCode = activityCodeOrConfig.activityCode;
    }
  }

  /**
   * 获取活动概览数据（预处理版本）
   */
  async getProcessedActivityData(activityCode?: string): Promise<ProcessedActivityResult> {
    const code = activityCode || this.activityCode;
    if (!code) {
      throw new Error('Activity code is required. Please provide it in constructor or method parameter.');
    }

    const rawData = await this.getActivityData(code);
    return MissionProcessor.processActivityData(rawData);
  }

  /**
   * 获取活动概览数据（原始版本）
   * 使用 GET 请求和查询参数调用真实的 LOFTER 接口
   */
  async getActivityData(activityCode?: string): Promise<ActivityDataResponseData> {
    const code = activityCode || this.activityCode;
    if (!code) {
      throw new Error('Activity code is required. Please provide it in constructor or method parameter.');
    }

    const url = `/spread/mission/overview.json`;

    return axios.get(url, {
      params: { activityCode: code },
    }).then((res: AxiosResponse<ActivityDataResponseData>) => {
      return res.data;
    });
  }

  /**
   * 获取任务防刷token
   */
  async getMissionToken(missionCode: string): Promise<MissionDetailResponseData> {
    const params: MissionDetailRequestData = { missionCode };
    const url = `/spread/mission/detail.json`;

    return axios.post(url, params, {
    }).then((res: AxiosResponse<MissionDetailResponseData>) => {
      return res.data;
    });
  }




  /**
   * 便捷方法：获取活动概览
   */
  async getActivityOverview(activityCode?: string) {
    const processedData = await this.getProcessedActivityData(activityCode);
    return processedData.getActivityOverview();
  }


  /**
   * 便捷方法：获取可用奖品
   */
  async getAvailablePrizes(activityCode?: string) {
    const processedData = await this.getProcessedActivityData(activityCode);
    return processedData.awardActivity.getAvailablePrizes();
  }

  /**
   * 便捷方法：获取用户信息
   */
  async getUserInfo(activityCode?: string) {
    const processedData = await this.getProcessedActivityData(activityCode);
    return processedData.userInfo;
  }
}