'use strict';

const Service = require('../core/base_service');

const { Op } = require('sequelize');

const moment = require('moment');

const fileName = "ContestMsg";

class ContestMsgService extends Service {
  // 管理系统检索竞赛 uid
  async searchContestUid(uid, body) {
    const { ctx } = this;
    try {
      const result = await ctx.model4.Contest.findAll({ where: { uid: { [Op.substring]: body.contest_uid } } });
      return result.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "searchContestUid";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统创建竞赛信息
  async addContest(form) {
    const { ctx } = this;
    try {
      const result = await ctx.model4.Contest.bulkCreate(form);
      return result.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "addContest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统查看竞赛信息
  async showContest(body) {
    const { ctx } = this;
    try {
      let { offset, limit, searchOptions, sortOptions } = body;
      offset = (offset - 1) * limit;
      let attributes = ['uid', 'contest_name', 'contest_organizers', 'contest_term', 'type', 'status', 'online_start', 'online_end', 'offline_start', 'offline_end', 'contest_start', 'contest_end', 'created_at'],
        where = {}, order = [], dbOptions,
        joinSubstring = [],
        substring = ['uid', 'contest_name', 'contest_organizers', 'contest_term'],
        key = ['type', 'status'],
        between = ['online_start', 'online_end', 'offline_start', 'offline_end', 'contest_start', 'contest_end', 'created_at'];
      attributes.forEach(element => {
        if (searchOptions[element]) {
          if (searchOptions[element] == '*空') {
            if (joinSubstring.includes(element)) {
              where[element] = null;
            } else {
              where[element] = [null, ''];
            }
          } else if (joinSubstring.includes(element)) {
            let targetKeyArr = [];
            where[element] = targetKeyArr.length > 0 ? targetKeyArr : 'null';
          } else if (substring.includes(element)) {
            where[element] = { [Op.substring]: searchOptions[element] };
          } else if (key.includes(element)) {
            where[element] = searchOptions[element];
          } else if (between.includes(element)) {
            where[element] = { [Op.between]: [searchOptions[element][0], searchOptions[element][1]] };
          }
        }
        if (sortOptions[element] == true) {
          order.push([element, 'ASC']);
        } else if (sortOptions[element] == false) {
          order.push([element, 'DESC']);
        }
      });
      dbOptions = { attributes, offset, limit, where, order };
      const result = await ctx.model4.Contest.findAndCountAll(dbOptions);
      return result.rows.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "showContest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统编辑竞赛信息
  async editContest(uid, modelType, updateMsg, requestMsg) {
    const { ctx } = this;
    try {
      const result = await ctx.model3.Insiders.findOne({ where: { uid } });
      if (!result || result.dataValues.role < 6) return false;
      let where = {};
      if (modelType == "single") {
        const { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at } = requestMsg;
        where = { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at };
      } else if (modelType == "multiple") {
        let uid = [], contest_name = [], contest_organizers = [], contest_term = [], type = [], status = [], online_start = [], online_end = [], offline_start = [], offline_end = [], contest_start = [], contest_end = [], created_at = [];
        for (const key in requestMsg) {
          requestMsg[key].forEach(element => {
            uid.push(element.uid),
              contest_name.push(element.contest_name),
              contest_organizers.push(element.contest_organizers),
              contest_term.push(element.contest_term),
              type.push(element.type),
              status.push(element.status),
              online_start.push(element.online_start),
              online_end.push(element.online_end),
              offline_start.push(element.offline_start),
              offline_end.push(element.offline_end),
              contest_start.push(element.contest_start),
              contest_end.push(element.contest_end),
              created_at.push(element.created_at)
          });
        }
        where = { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at };
      }
      const resultList = await ctx.model4.Contest.update(updateMsg, { where });
      return resultList[0] == 0 ? false : resultList;
    } catch (error) {
      const blockName = fileName + "--" + "editContest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统删除竞赛信息
  async delContest(uid, modelType, password, requestMsg) {
    const { ctx } = this;
    const systemMonitoring = {
      operate: 2,
      operate_msg: '删除竞赛信息',
      type: 0,
      status: 0,
      affect_entries: 0,
      user: uid,
      created_at: new Date()
    };
    try {
      const result = await ctx.model3.Insiders.findOne({ where: { uid } });
      if (!result || result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt)) || result.dataValues.role < 9) {
        if (!result) systemMonitoring.status = 0;
        else if (result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt))) systemMonitoring.status = 1;
        else if (result.dataValues.role < 9) systemMonitoring.status = 2;
        await ctx.model3.Monitoring.create(systemMonitoring);
        return false;
      };
      let where = {};
      if (modelType == "single") {
        const { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at } = requestMsg;
        where = { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at };
      } else if (modelType == "multiple") {
        let uid = [], contest_name = [], contest_organizers = [], contest_term = [], type = [], status = [], online_start = [], online_end = [], offline_start = [], offline_end = [], contest_start = [], contest_end = [], created_at = [];
        for (const key in requestMsg) {
          requestMsg[key].forEach(element => {
            uid.push(element.uid),
              contest_name.push(element.contest_name),
              contest_organizers.push(element.contest_organizers),
              contest_term.push(element.contest_term),
              type.push(element.type),
              status.push(element.status),
              online_start.push(element.online_start),
              online_end.push(element.online_end),
              offline_start.push(element.offline_start),
              offline_end.push(element.offline_end),
              contest_start.push(element.contest_start),
              contest_end.push(element.contest_end),
              created_at.push(element.created_at)
          });
        }
        where = { uid, contest_name, contest_organizers, contest_term, type, status, online_start, online_end, offline_start, offline_end, contest_start, contest_end, created_at };
      }
      const resultList = await ctx.model4.Contest.destroy({ where });
      systemMonitoring.status = resultList == 0 ? 3 : 4;
      systemMonitoring.affect_entries = resultList;
      await ctx.model3.Monitoring.create(systemMonitoring);
      return resultList == 0 ? false : true;
    } catch (error) {
      const blockName = fileName + "--" + "delContest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统导出竞赛信息
  async downloadContest(uid, searchMsg) {
    const { ctx } = this;
    try {
      const user = await ctx.model3.Insiders.findOne({ where: { uid } });
      if (!user || user.dataValues.role < 3) return false;
      let { searchOptions, sortOptions } = searchMsg;
      let attributes = ['uid', 'contest_name', 'contest_organizers', 'contest_term', 'type', 'status', 'online_start', 'online_end', 'offline_start', 'offline_end', 'contest_start', 'contest_end', 'created_at'],
        where = {}, order = [], dbOptions,
        joinSubstring = [],
        substring = ['uid', 'contest_name', 'contest_organizers', 'contest_term'],
        key = ['type', 'status'],
        between = ['online_start', 'online_end', 'offline_start', 'offline_end', 'contest_start', 'contest_end', 'created_at'];
      attributes.forEach(element => {
        if (searchOptions[element]) {
          if (searchOptions[element] == '*空') {
            if (joinSubstring.includes(element)) {
              where[element] = null;
            } else {
              where[element] = [null, ''];
            }
          } else if (joinSubstring.includes(element)) {
            let targetKeyArr = [];
            where[element] = targetKeyArr.length > 0 ? targetKeyArr : 'null';
          } else if (substring.includes(element)) {
            where[element] = { [Op.substring]: searchOptions[element] };
          } else if (key.includes(element)) {
            where[element] = searchOptions[element];
          } else if (between.includes(element)) {
            where[element] = { [Op.between]: [searchOptions[element][0], searchOptions[element][1]] };
          }
        }
        if (sortOptions[element] == true) {
          order.push([element, 'ASC']);
        } else if (sortOptions[element] == false) {
          order.push([element, 'DESC']);
        }
      });
      dbOptions = { attributes, where, order };
      const result = await ctx.model4.Contest.findAll(dbOptions);
      if (result.length == 0) return { code: false };
      let data = [];
      const typeOptions = [
        {
          value: "0",
          label: "线上赛"
        },
        {
          value: "1",
          label: "线下赛"
        }
      ];
      const statusOptions = [
        {
          value: "0",
          label: "正常进行"
        },
        {
          value: "1",
          label: "停止举办"
        }
      ];
      result.forEach(element => {
        typeOptions.forEach((item) => {
          if (item.value == element.dataValues["type"]) {
            element.dataValues["type"] = item.label;
          }
        });
        statusOptions.forEach((item) => {
          if (item.value == element.dataValues["status"]) {
            element.dataValues["status"] = item.label;
          }
        });
        element.dataValues.online_start = moment
        .utc(element.dataValues.online_start)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.online_end = moment
        .utc(element.dataValues.online_end)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.offline_start = moment
        .utc(element.dataValues.offline_start)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.offline_end = moment
        .utc(element.dataValues.offline_end)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.contest_start = moment
        .utc(element.dataValues.contest_start)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.contest_end = moment
        .utc(element.dataValues.contest_end)
        .add(8, "hours")
        .format("YYYY年MM月DD日HH时mm分ss秒");
        element.dataValues.created_at = moment
          .utc(element.dataValues.created_at)
          .add(8, "hours")
          .format("YYYY年MM月DD日HH时mm分ss秒");
        data.push(element.dataValues);
      });
      return { code: true, data };
    } catch (error) {
      const blockName = fileName + "--" + "downloadContest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }
}

module.exports = ContestMsgService;