import { defineStore } from "pinia";
import { jsFindByIdApi } from "@/api/base/jsApi";
import { xkkclxFindAllApi, getXkkcDetailByIdApi } from "@/api/base/xkApi";

/**
 * 
 * @param params 
 * @returns 
 */
const getIdList = (params: any) => {
  if (!params || !params.length) {
    return [];
  }
  // 判断传入参数params是逗号分隔的字符串还是数组，如果是字符串，拆分成数组
  if (typeof params == "string") {
    return params.split(",");
  } else if (Array.isArray(params)) {
    return [...params];
  }
}

/**
 * 获取缓存数据和未找到的ID列表
 * @param idList 待查询的ID列表
 * @param data 缓存数据
 * @returns
 */
const getCacheAndNewId = (idList: any[], data: any) => {
  let cacheList: any = [];
  let newIdList: any = [];
  // 接下来判断bjPkkb里面有没有对应的排课科目数据，如果有则记录，如果没有，则记录班级id
  for (let i = 0; i < idList.length; i++) {
    const bjId = idList[i];
    if (data[bjId]) {
      cacheList.push(...data[bjId]);
    } else {
      newIdList.push(bjId);
    }
  }
  return { cacheList, newIdList };
}

interface CommonState {
  data: any;
}

export const useCommonStore = defineStore({
  id: "app-common",
  state: (): CommonState => ({
    // 字典数据
    data: {}
  }),
  getters: {
    getData(): any {
      return this.data;
    }
  },
  actions: {
    setData(key: string, data: any) {
      this.data[key] = data;
    },
    /**
     * 通用获取缓存数据
     * @param api api接口
     * @param key 缓存键
     */
    async getCacheList (api: any, key: string) : Promise<any>  {
      if (!this.data[key]) {
        this.data[key] = await api();
      }
      return Promise.resolve(this.data[key]);
    },
    /**
     * 通用获取带属性的下级缓存数据
     * @param api api接口
     * @param params 参数
     * @param key 缓存键
     * @param subKey 从参数中读取的下级键
     */
    async getCacheSubList (api: any, params: any, key: string, subKey: string) : Promise<any>  {
      // 如果没有参数之间返回
      if (!params || !params[subKey]) {
        return Promise.resolve();
      }
      if (!this.data[key] || !this.data[key][subKey]) {
        this.data[key] = this.data[key] || {};
        this.data[key][subKey] = await api(params);
      }
      return Promise.resolve(this.data[key][subKey]);
    },
    /**
     * 通用获取带属性的下级缓存数据通过ID列表
     * @param api api接口
     * @param params 其他参数
     * @param srcIdList 原始ID列表
     * @param key 缓存键
     * @param subKey 从查询数据中获取的子键
     * @param paramKey 查询时idList对应的参数键
     */
    async getCacheSubListByIdList (api: any, params: any, srcIdList: any, key: string, subKey: string, paramKey: string) : Promise<any>  {
      // 如果没有参数之间返回
      let idList: any = getIdList(srcIdList);
      if (!idList.length) {
        return Promise.resolve([]);
      }
      let dataKey: any = this.data[key] || {};
      const { cacheList, newIdList } = getCacheAndNewId(idList, dataKey);
      let retList = [...cacheList];
      // 判断如果有新的班级id，则请求接口获取排课科目数据
      if (newIdList.length) {
        // 把newIdList转换成逗号分隔的字符串
        const newIdStr = newIdList.join(',');
        params[paramKey] = newIdStr;
        const res = await api(params);
        let newList:any = [];
        if (res.resultCode == 1) {
          newList = res.result || [];
        } else if (Array.isArray(res)) {
          newList = res || [];
        }
        // 缓存数据
        newList.map((item:any) => {
          dataKey[item[subKey]] = dataKey[item[subKey]] || [];
          dataKey[item[subKey]].push(item);
          retList.push(item);
        });
        this.data[key] = dataKey;
      }
      return Promise.resolve(retList);
    },
    // 根据教师ID获取教师信息（带缓存机制）
    async getJsById(params: any): Promise<any> {
      if (!this.data.js || !this.data.js[params.id]) {
        this.data.js = this.data.js || {};
        this.data.js[params.id] = await jsFindByIdApi(params);
      }
      return Promise.resolve(this.data.js[params.id]);
    },
    async getAllXkkcLx() : Promise<any> {
      if (!this.data.xkkcLx) {
        this.data.xkkcLx = await xkkclxFindAllApi();
      }
      return Promise.resolve(this.data.xkkcLx);
    },
    async getXkkcDetailByIdApi(id: string) : Promise<any> {
      if (!this.data.xkkc || !this.data.xkkc[id]) {
        this.data.xkkc = this.data.xkkc || {};
        const res = await getXkkcDetailByIdApi(id);
        console.log(res);
      }
      return Promise.resolve(this.data.xkkc[id]);
    },
  },
  persist: {
    enabled: true,
    detached: true,
    H5Storage: localStorage
  },
});