'use strict';

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

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

const moment = require('moment');

const fileName = "Admin";

class AdminService extends Service {
  // 管理系统新增普通管理员账号信息
  async addAdmin(form) {
    const { ctx } = this;
    try {
      const result = await ctx.model.Manager.bulkCreate(form, { ignoreDuplicates: true });
      return result.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "addAdmin";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统查看普通管理员账号信息
  async showAdmin(uid, body) {
    const { ctx } = this;
    try {
      let { offset, limit, searchOptions, sortOptions } = body;
      offset = (offset - 1) * limit;
      let attributes = ['uid', 'account_name', 'role', 'status', 'created_at', 'updated_at', 'login_status'],
        where = {}, order = [], dbOptions,
        joinSubstring = [],
        substring = ['uid', 'account_name'],
        key = ['role', 'status', 'login_status'],
        between = ['created_at', 'updated_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.model.Manager.findAndCountAll(dbOptions);
      return result.rows.length == 0 ? false : result;
    } catch (error) {
      const blockName = fileName + "--" + "showAdmin";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统编辑普通管理员账号信息
  async editAdmin(uid, modelType, updateMsg, requestMsg) {
    const { ctx } = this;
    try {
      const result = await ctx.model.Manager.findOne({ where: { uid } });
      if (!result || result.dataValues.role < 1) return false;
      let where = {};
      if (modelType == "single") {
        const { uid, account_name, role, status } = requestMsg;
        where = { uid, account_name, role, status };
      } else if (modelType == "multiple") {
        let uid = [], account_name = [], role = [], status = [];
        for (const key in requestMsg) {
          requestMsg[key].forEach(element => {
            uid.push(element.uid);
            account_name.push(element.account_name);
            role.push(element.role);
            status.push(element.status);
          });
        }
        where = { uid, account_name, role, status };
      }
      updateMsg.updated_at = new Date();
      const resultList = await ctx.model.Manager.update(updateMsg, { where });
      return resultList[0] == 0 ? false : resultList;
    } catch (error) {
      const blockName = fileName + "--" + "editAdmin";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统删除普通管理员账号信息
  async deleteAdmin(uid, modelType, password, requestMsg) {
    const { ctx } = this;
    const systemMonitoring = {
      operate: 2,
      operate_msg: '删除用户账号信息',
      type: 0,
      status: 0,
      affect_entries: 0,
      user: uid,
      created_at: new Date()
    };
    try {
      const result = await ctx.model.Manager.findOne({ where: { uid } });
      if (!result || result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt)) || result.dataValues.role < 2) {
        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 < 2) systemMonitoring.status = 2;
        await ctx.model.Monitoring.create(systemMonitoring);
        return false;
      };
      let where = {};
      if (modelType == "single") {
        const { uid, account_name, role, status } = requestMsg;
        where = { uid, account_name, role, status };
      } else if (modelType == "multiple") {
        let uid = [], account_name = [], role = [], status = [];
        for (const key in requestMsg) {
          requestMsg[key].forEach(element => {
            uid.push(element.uid);
            account_name.push(element.account_name);
            role.push(element.role);
            status.push(element.status);
          });
        }
        where = { uid, account_name, role, status };
      }
      const resultList = await ctx.model.Manager.destroy({ where });
      systemMonitoring.status = resultList == 0 ? 3 : 4;
      systemMonitoring.affect_entries = resultList;
      await ctx.model.Monitoring.create(systemMonitoring);
      return resultList == 0 ? false : true;
    } catch (error) {
      systemMonitoring.status = 5;
      await ctx.model.Monitoring.create(systemMonitoring);
      const blockName = fileName + "--" + "deleteAdmin";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }

  // 管理系统导出普通管理员账号信息数据
  async downloadAdminData(uid, searchMsg) {
    const { ctx } = this;
    try {
      const user = await ctx.model.Manager.findOne({ where: { uid } });
      if (!user || user.dataValues.role < 1) return false;
      let { searchOptions, sortOptions } = searchMsg;
      let attributes = ['uid', 'account_name', 'role', 'status', 'created_at', 'updated_at', 'login_status'],
        where = {}, order = [], dbOptions,
        joinSubstring = [],
        substring = ['uid', 'account_name'],
        key = ['role', 'status', 'login_status'],
        between = ['created_at', 'updated_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.Manager.findAll(dbOptions);
      if (result.length == 0) return { code: false };
      let data = [];
      const roleOptions = [
        {
          value: "9",
          label: "系统管理员"
        },
        {
          value: "0",
          label: "临时管理员"
        },
        {
          value: "1",
          label: "普通管理员"
        },
        {
          value: "2",
          label: "高级管理员"
        },
      ];
      const statusOptions = [
        {
          value: "0",
          label: "默认状态"
        },
        {
          value: "1",
          label: "正常使用"
        },
        {
          value: "2",
          label: "已被弃用"
        },
      ];
      result.forEach(element => {
        roleOptions.forEach((item) => {
          if (item.value == element.dataValues["role"]) {
            element.dataValues["role"] = item.label;
          }
        });
        statusOptions.forEach((item) => {
          if (item.value == element.dataValues["status"]) {
            element.dataValues["status"] = item.label;
          }
        });
        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");
        element.dataValues.updated_at = moment
          .utc(element.dataValues.updated_at)
          .add(8, "hours")
          .format("YYYY年MM月DD日HH时mm分ss秒");
        delete element.dataValues.login_status;
        data.push(element.dataValues);
      });
      return { code: true, data };
    } catch (error) {
      const blockName = fileName + "--" + "downloadAdminData";
      ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
      return 'error';
    }
  }
}

module.exports = AdminService;