'use strict';
const moment = require('moment')

async function add (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const {
         pepUserId, idNumber, idPhoto, gender, birthday, nativePlace, marital,
         politicsStatus, phoneNumber, workPlace, graduatedFrom, educationBackground, specialty, graduationDate, hiredate, turnProbationPeriod, regularDate, dimissionDate, experienceYear, occupationalHistory, vitae
      } = ctx.request.body

      const existMemberRes = await models.Member.findOne({
         where: {
            pepUserId
         }
      })

      if (existMemberRes && !existMemberRes.del) {
         throw '当前人员信息已存在'
      }

      let storageData = {
         pepUserId, idNumber, idPhoto, gender, birthday, nativePlace, marital,
         politicsStatus, phoneNumber, workPlace, graduatedFrom, educationBackground, specialty, graduationDate, hiredate, turnProbationPeriod, regularDate, dimissionDate, experienceYear, occupationalHistory, vitae,
         del: false
      }
      if (existMemberRes && existMemberRes.del) {
         await models.Member.update(storageData, {
            where: {
               pepUserId,
            }
         })
      } else {
         await models.create(storageData)
      }

      ctx.status = 204;
   } catch (error) {
      ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
      ctx.status = 400;
      ctx.body = {
         message: typeof error == 'string' ? error : undefined
      }
   }
}

async function edit (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const {
         pepUserId, idNumber, idPhoto, gender, birthday, nativePlace, marital,
         politicsStatus, phoneNumber, workPlace, graduatedFrom, educationBackground, specialty, graduationDate, hiredate, turnProbationPeriod, regularDate, dimissionDate, experienceYear, occupationalHistory, vitae
      } = ctx.request.body

      const existMemberRes = await models.Member.findOne({
         where: {
            pepUserId
         }
      })

      if (!existMemberRes) {
         throw '当前人员信息不存在'
      }

      let storageData = {
         pepUserId, idNumber, idPhoto, gender, birthday, nativePlace, marital,
         politicsStatus, phoneNumber, workPlace, graduatedFrom, educationBackground, specialty, graduationDate, hiredate, turnProbationPeriod, regularDate, dimissionDate, experienceYear, occupationalHistory, vitae,
         del: false
      }

      await models.Member.update(storageData, {
         where: {
            pepUserId: pepUserId
         }
      })

      ctx.status = 204;
   } catch (error) {
      ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
      ctx.status = 400;
      ctx.body = {
         message: typeof error == 'string' ? error : undefined
      }
   }
}

async function searchPepMember (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { clickHouse } = ctx.app.fs
      const { keyword } = ctx.query

      let whereOption = []
      if (keyword) {
         whereOption.push(`user.id = ${keyword}`)
         whereOption.push(`user.name LIKE '${keyword}'`)
      }

      const userRes = await clickHouse.pepEmis.query(`
         SELECT 
           user.id AS pepUserId,
           user.name AS userName,
           role.name AS roleName,
           department.name AS depName
         FROM 
            user
         LEFT JOIN user_role
            ON user_role.user = user.id
         LEFT JOIN role
            ON role.id = user_role.role
         LEFT JOIN department_user
            ON department_user.user = user.id
         LEFT JOIN department
            ON department.id = department_user.department
         ${whereOption.length ? `WHERE ${whereOption.join(' OR ')}` : ''}
      `).toPromise()

      let returnD = []
      userRes.forEach(u => {
         let existUser = returnD.find(r => r.pepUserId == u.pepUserId)
         if (existUser) {
            existUser.departmrnt.push({
               name: u.depName
            })
            existUser.role.push({
               name: u.roleName
            })
         } else {
            returnD.push({
               pepUserId: u.pepUserId,
               name: u.userName,
               departmrnt: [{
                  name: u.depName
               }],
               role: [{
                  name: u.roleName
               }]
            })
         }
      })

      ctx.status = 200;
      ctx.body = returnD
   } catch (error) {
      ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
      ctx.status = 400;
      ctx.body = {
         message: typeof error == 'string' ? error : undefined
      }
   }
}

async function del (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { pepUserId } = ctx.query

      await models.Member.update({
         del: true,
      }, {
         where: {
            pepUserId,
         }
      })

      ctx.status = 204;
   } catch (error) {
      ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
      ctx.status = 400;
      ctx.body = {
         message: typeof error == 'string' ? error : undefined
      }
   }
}

async function list (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { clickHouse } = ctx.app.fs
      const { database: pepEmis } = clickHouse.pepEmis.opts.config
      const { keywordTarget, keyword, limit, page, state } = ctx.query

      let whereOption = []
      if (state == 'dimission') {
         whereOption.push(`member.dimission_date IS NOT null`)
      }
      const userRes = await clickHouse.hr.query(`
         SELECT 
            member.pep_user_id AS pepUserId,
            member.*,
            user.name AS userName,
            role.name AS roleName,
            role.id AS roleId,
            department.name AS depName,
            department.id AS depId
         FROM member
            LEFT JOIN ${pepEmis}.user AS user
               ON member.pep_user_id = user.id
            LEFT JOIN ${pepEmis}.user_role AS user_role
               ON ${pepEmis}.user_role.user = user.id
            LEFT JOIN ${pepEmis}.role AS role
               ON ${pepEmis}.role.id = user_role.role
            LEFT JOIN ${pepEmis}.department_user AS department_user
               ON department_user.user = user.id
            LEFT JOIN ${pepEmis}.department AS department
               ON department.id = department_user.department
            ${state == 'vacate' ? 'INNER' : 'LEFT'} JOIN vacate
               ON vacate.pep_user_id = member.pep_user_id
               AND vacate.start_time <= '${moment().format('YYYY-MM-DD HH:mm:ss')}'
               AND vacate.end_time > '${moment().format('YYYY-MM-DD HH:mm:ss')}'
            ${whereOption.length ? `WHERE ${whereOption.join(' AND ')}` : ''}
            ${limit ? `LIMIT ${limit}` : ''}
            ${limit && page ? 'OFFSET ' + parseInt(limit) * parseInt(page) : ''}
      `).toPromise()

      let returnD = []
      userRes.forEach(u => {
         if (u.overtimeId) {
            let a = 1
         }
         let existUser = returnD.find(r => r.pepUserId == u.pepUserId)
         if (existUser) {
            if (u.depId && !existUser.departmrnt.some(d => d.id == u.depId)) {
               existUser.departmrnt.push({
                  id: u.depId,
                  name: u.depName
               })
            }
            if (u.roleId && !existUser.role.some(r => r.id == u.roleId)) {
               existUser.role.push({
                  id: u.roleId,
                  name: u.roleName
               })
            }
         } else {
            let obj = {}
            for (let k in u) {
               if (k.indexOf('member.') >= 0) {
                  obj[
                     k.replace('member.', '')
                        // 变为小驼峰
                        .toLowerCase()
                        .replace(
                           /(_)[a-z]/g,
                           (L) => L.toUpperCase()
                        )
                        .replace(/_/g, '')
                  ] = u[k]
               } else {
                  obj[k] = u[k]
               }
            }
            returnD.push({
               ...obj,
               departmrnt: u.depId ? [{
                  id: u.depId,
                  name: u.depName
               }] : [],
               role: u.roleId ? [{
                  id: u.roleId,
                  name: u.roleName
               }] : [],
               del: undefined,
            })
         }
      })

      ctx.status = 200;
      ctx.body = returnD
   } catch (error) {
      ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
      ctx.status = 400;
      ctx.body = {
         message: typeof error == 'string' ? error : undefined
      }
   }
}

module.exports = {
   add,
   edit,
   del,
   searchPepMember,
   list,
};