'use strict';

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

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

const moment = require('moment');

const fileName = "SNContest";

class SNContestService extends Service {
  // 获取SN号竞赛消息
  async getSNContestMsg(body) {
    const { ctx } = this;
    try {
      let { offset, limit, searchOptions, sortOptions, fiexdData } = body;
      offset = (offset - 1) * limit;
      let attributes = ['original_msg', 'sn_number', 'msg_data', 'created_at'],
        where = {}, order = [], dbOptions, joinSubstring = [],
        substring = ['original_msg', 'msg_data'], key = [], between = [];
      attributes.forEach(element => {
        if (searchOptions[element]) {
          if (searchOptions[element] == '*空') {
            if (joinSubstring.includes(element)) {
              where[element] = null;
            } else {
              where[element] = [null, ''];
            }
          } else if (substring.includes(element)) {
            where[element] = { [Op.substring]: searchOptions[element] };
          } else if (key.includes(element)) {
            where[element] = searchOptions[element] == "1" ? true : false;
          } 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']);
        }
      });
      if (fiexdData !== undefined) {
        where.sn_number = fiexdData.SNArr;
        where.created_at = { [Op.between]: [fiexdData.time_at.contest_start, fiexdData.time_at.contest_end] }
      }
      dbOptions = { attributes, offset, limit, where, order };
      const result = await ctx.model.BSnMsg.findAndCountAll(dbOptions);
      return result.rows.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "getSNContestMsg";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统导出SN号竞赛消息
  async downloadSNConest(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 = ['user_uid', 'sn_number', 'original_msg', 'msg_data', 'created_at'],
        where = {}, order = [], dbOptions,
        joinSubstring = [],
        substring = ['user_uid', 'sn_number', 'original_msg', 'msg_data'],
        key = [],
        between = ['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.model.BSnMsg.findAll(dbOptions);
      if (result.length == 0) return { code: false };
      let data = [];
      result.forEach(element => {
        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 + "--" + "downloadSNConest";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }
}

module.exports = SNContestService;