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

async function groupList (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { userId } = ctx.fs.api
      const res = await models.ProjectGroup.findAll({
         where: {
            pomsUserId: userId
         },
         order: [['id', 'DESC']]
      })

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

async function editGroup (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { userId } = ctx.fs.api
      const { id, name, pomsProjectIds = [] } = ctx.request.body

      if (!name || !pomsProjectIds || !pomsProjectIds.length) {
         throw '参数错误！'
      }

      let repeatNameRes = await models.ProjectGroup.findOne({
         where: {
            pomsUserId: userId,
            name,
         }
      })
      let repeatProjectRes = await models.ProjectGroup.findOne({
         where: {
            pomsUserId: userId,
            pomsProjectIds
         }
      })
      if (repeatNameRes && (!id || (id && repeatNameRes.id != id))) {
         throw '已有相同名称的分组信息!'
      }
      if (repeatProjectRes && (!id || (id && repeatProjectRes.id != id))) {
         throw '已有相同项目的分组信息!'
      }

      if (id) {
         await models.ProjectGroup.update({
            name,
            pomsProjectIds,
         }, {
            where: {
               id
            }
         })
      } else {
         await models.ProjectGroup.create({
            name,
            pomsProjectIds,
            pomsUserId: userId,
         }, {
            where: {
               id
            }
         })
      }

      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 delGroup (ctx) {
   try {
      const { models } = ctx.fs.dc;

      await models.ProjectGroup.destroy({
         where: {
            id: ctx.query.groupId
         }
      })

      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 groupStatistic (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { userId } = ctx.fs.api
      const { clickHouse } = ctx.app.fs
      const sequelize = ctx.fs.dc.orm

      const progectGroupList = await models.ProjectGroup.findAll({
         where: {
            pomsUserId: userId
         }
      })

      // 获取全部的 poms 项目id 并构建关系
      let pomsProjectIds = new Set()
      for (let group of progectGroupList) {
         for (let projectId of group.pomsProjectIds) {
            pomsProjectIds.add(projectId)
         }
      }
      let pomsProjectIdArr = Array.from(pomsProjectIds)

      const groupProjectRes = await models.ProjectCorrelation.findAll({
         where: {
            id: { $in: pomsProjectIdArr }
         }
      })

      // 获取所有的 安心云项目id
      let anxinProjectIds = new Set()
      for (let project of groupProjectRes) {
         for (let projectId of project.anxinProjectId) {
            anxinProjectIds.add(projectId)
         }
      }
      let anxinProjectIdArr = Array.from(anxinProjectIds)

      // 统计安心云项目下的结构物id
      const strucIdRes = await clickHouse.anxinyun.query(
         `
            SELECT *
               FROM t_project_structure
               WHERE project IN (${[...anxinProjectIdArr].join(',')}, -1)
         `
      ).toPromise()

      let strucIds = new Set()
      for (let struc of strucIdRes) {
         strucIds.add(struc.structure)
      }

      let strucIdArr = Array.from(strucIds)
      const deviceOffTimeRes = strucIdArr.length ? await models.StructureOff.findAll({
         where: {
            structure: { $in: strucIdArr }
         }
      }) : []

      let rslt = []
      for (let pg of progectGroupList) {
         let strucCount = 0
         let maxOffLineTime = 0
         let anxinProjectCount = groupProjectRes.reduce((count, gp) => {
            if (pg.pomsProjectIds.some(id => gp.id == id)) {
               // 如果 pg 分组信息 存储的 pomsProjectIds 运维项目id 和 真正的 groupProjectRes 运维项目id 相等
               // gp.anxinProjectId 就是对应的 安心云的项目 id 集
               count += gp.anxinProjectId.length
               //
               let strucIdArr_ =
                  strucIdRes.filter(s => gp.anxinProjectId.includes(s.project))
               strucCount += strucIdArr_.length
               //
               for (let { dataValues: off } of deviceOffTimeRes) {
                  if (strucIdArr_.some((s) => s.structure == off.structure)) {
                     if (off.offline > maxOffLineTime) {
                        maxOffLineTime = off.offline
                     }
                  }
               }
            }
            return count
         }, 0)
         rslt.unshift({
            ...pg.dataValues,
            strucCount,
            maxOffLineTime,
            anxinProjectCount,
         })
      }

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

async function groupStatisticOnline (ctx) {
   try {
      const { models } = ctx.fs.dc;
      const { userId } = ctx.fs.api
      const { groupId } = ctx.query
      const sequelize = ctx.fs.dc.orm
      const { clickHouse } = ctx.app.fs

      const pomsProjectRes = await sequelize.query(`
         SELECT project_correlation.anxin_project_id
            FROM project_group
            JOIN project_correlation 
               ON project_correlation.id = ANY(project_group.poms_project_ids)
            WHERE project_group.id = ${groupId};
      `)

      const anxinProjectIds = new Set()
      for (let pomsProject of (pomsProjectRes[0] || [])) {
         for (let pid of pomsProject.anxin_project_id)
            anxinProjectIds.add(pid)
      }

      const strucIdRes = await clickHouse.anxinyun.query(
         `
            SELECT *
               FROM t_project_structure
               WHERE project IN (${[...anxinProjectIds].join(',')}, -1)
         `
      ).toPromise()
      let strucIds = new Set()
      for (let struc of strucIdRes) {
         strucIds.add(struc.structure)
      }
      let strucIdArr = Array.from(strucIds)

      const strucRes = strucIdArr.length ? await clickHouse.anxinyun.query(
         `
            SELECT name, id FROM t_structure WHERE id IN (${[...strucIdArr].join(',')});
         `
      ).toPromise() : []

      // 查中断时间
      const maxOfflineTimeRes = strucIdArr.length ? await models.StructureOff.findAll({
         where: {
            structure: { $in: strucIdArr },
            state: 0
         }
      }) : []

      // 查在线率
      const strucOnlineClient = ctx.app.fs.esclient.strucOnline
      const onlineRes = await strucOnlineClient.search({
         index: strucOnlineClient.config.index,
         type: strucOnlineClient.config.type,
         body: {
            "query": {
               "bool": {
                  "filter": [
                     {
                        "range": {
                           "collect_time": {
                              "gte": `${moment().subtract(24, 'hours').format('YYYY-MM-DDTHH:mm:ss.SSS')}Z`,
                              // "gte": "2023-08-24T08:00:00.000Z",
                           }
                        }
                     },
                     {
                        "terms": {
                           "structure": strucIdArr,
                           // "structure": [1, 2, 3]
                        }
                     }
                  ]
               }
            },
            "sort": [
               {
                  "collect_time": {
                     "order": "asc"
                  }
               }
            ]
         }
      })

      for (let struc of strucRes) {
         let curOnline =
            onlineRes.hits.hits
               .filter((h) => h._source.structure == struc.id)
               // .sort((a, b) => {
               //    return a._source.collect_time - b._source.collect_time
               // })
               .map(s => {
                  return {
                     ...s._source,
                     rate: s._source.online / s._source.total * 100
                  }
               })
         let curOffline = maxOfflineTimeRes.find((o) => o.structure == struc.id)
         struc.online = curOnline
         struc.offline = curOffline || {}
      }

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

module.exports = {
   groupList,
   editGroup,
   delGroup,
   groupStatistic,
   groupStatisticOnline,
};