<template>
  <div class="app-container">
    <el-row>
      <el-col :span="24" class="card-box">
        <el-card>
          <div slot="header">
            <span>{{ $t('Redis.title1') }}</span>
          </div>
          <div class="el-table el-table--enable-row-hover el-table--medium">
            <table cellspacing="0" style="width: 100%">
              <tbody>
                <tr>
                  <td><div class="cell">{{ $t('Redis.redis_version') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.redis_version }}</div></td>
                  <td><div class="cell">{{ $t('Redis.redis_mode') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.redis_mode == "standalone" ? $t('Redis.standalone') : $t('Redis.cluster') }}</div></td>
                  <td><div class="cell">{{ $t('Redis.tcp_port') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.tcp_port }}</div></td>
                  <td><div class="cell">{{ $t('Redis.connected_clients') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.connected_clients }}</div></td>
                </tr>
                <tr>
                  <td><div class="cell">{{ $t('Redis.running') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.uptime_in_days }}</div></td>
                  <td><div class="cell">{{ $t('Redis.memory_use') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.used_memory_human }}</div></td>
                  <td><div class="cell">{{ $t('Redis.cpu') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ parseFloat(cache.info.used_cpu_user_children).toFixed(2) }}</div></td>
                  <td><div class="cell">{{ $t('Redis.memory') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.maxmemory_human }}</div></td>
                </tr>
                <tr>
                  <td><div class="cell">{{ $t('Redis.AOF') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.aof_enabled === "0" ? $t('common.No') : $t('common.Yes') }}</div></td>
                  <td><div class="cell">{{ $t('Redis.RDB') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.rdb_last_bgsave_status }}</div></td>
                  <td><div class="cell">{{ $t('Redis.keys') }}:</div></td>
                  <td><div v-if="cache.dbSize" class="cell">{{ cache.dbSize }} </div></td>
                  <td><div class="cell">{{ $t('Redis.io') }}:</div></td>
                  <td><div v-if="cache.info" class="cell">{{ cache.info.instantaneous_input_kbps }}kps/{{ cache.info.instantaneous_output_kbps }}kps</div></td>
                </tr>
              </tbody>
            </table>
          </div>
        </el-card>
      </el-col>

      <el-col :span="12" class="card-box">
        <el-card>
          <div slot="header"><span>{{ $t('Redis.left_title') }}</span></div>
          <div class="el-table el-table--enable-row-hover el-table--medium">
            <div ref="commandstats" style="height: 420px" />
          </div>
        </el-card>
      </el-col>

      <el-col :span="12" class="card-box">
        <el-card>
          <div slot="header">
            <span>{{ $t('Redis.right_title') }}</span>
          </div>
          <div class="el-table el-table--enable-row-hover el-table--medium">
            <div ref="usedmemory" style="height: 420px" />
          </div>
        </el-card>
      </el-col>

      <el-col :span="24" class="card-box">
        <el-card>
          <el-button size="mini" :disabled="delBtlStatu" type="danger" style="margin-bottom: 10px" @click="batchDel">
            {{ $t('Redis.batch_del') }}</el-button>
          <el-table
            :data="keyAndValues"
            row-key="id"
            :header-cell-style="{'text-align':'center'}"
            @selection-change="handleSelectionChange"
          >
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column prop="key" label="Key" width="200" :show-overflow-tooltip="true" />
            <el-table-column prop="dataType" :label="$t('Redis.key_type')" width="100" />
            <el-table-column prop="value" :label="$t('Redis.value2')" :show-overflow-tooltip="true" />
            <el-table-column prop="expire" :label="$t('Redis.expiration')" width="200">
              <template slot-scope="scope">
                <el-tag>
                  <span v-if="scope.row.expire === -1">
                    {{ $t('Redis.no_expired') }}
                  </span>
                  <span v-else-if="scope.row.expire === -2">
                    {{ $t('Redis.expired') }}
                  </span>
                  <span v-else>
                    {{ scope.row.expire }}{{ $t('Redis.unit') }}
                  </span>
                </el-tag>
              </template>
            </el-table-column>
            <el-table-column :label="$t('common.Operate')" width="150px" align="center">
              <template slot-scope="scope">
                <el-button type="danger" size="mini" @click="clearRedisData(scope.row)">{{ $t('Redis.clear') }}</el-button>
              </template>
            </el-table-column>
          </el-table>
        </el-card>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import { getCache, getKeyDefineList, getKeyValueList, batch } from '@/views/system/redis/redis'
import echarts from 'echarts'
import i18n from '@/i18n'
export default {
  name: 'Redis',
  data() {
    return {
      // 统计命令信息
      commandstats: null,
      // 使用内存
      usedmemory: null,
      // cache 信息
      cache: [],
      // key 列表
      keyDefineListLoad: true,
      keyDefineList: [],
      // 模块弹出框
      open: false,
      keyTemplate: '',
      cacheKeys: [],
      cacheForm: {},
      keyAndValues: [],
      multipleSelection: [], // 多选数据
      delBtlStatu: true
    }
  },
  created() {
    this.getList()
  },
  methods: {
    // 获取redis的信息
    getList() {
      getCache().then(res => {
        // console.log(res)
        this.cache = res.info
        // this.$model.closeLoading()
        this.commandstats = echarts.init(this.$refs.commandstats, 'macarons')
        const commandStats = [] // 指令状态数据
        res.info.commandStats.forEach(row => {
          commandStats.push({
            name: row.command,
            value: row.calls
          })
        })
        this.commandstats.setOption({
          tooltip: {
            trigger: 'item',
            formatter: '{a} <br/>{b} : {c} ({d}%)'
          },
          series: [
            {
              name: i18n.t('Redis.command'),
              type: 'pie',
              roseType: 'radius',
              radius: [15, 95],
              center: ['50%', '38%'],
              data: commandStats,
              animationEasing: 'cubicInOut',
              animationDuration: 1000
            }
          ]
        })
        // 使用内存信息
        this.usedmemory = echarts.init(this.$refs.usedmemory, 'macarons')
        this.usedmemory.setOption({
          tooltip: {
            formatter: '{b} <br/>{a} : ' + this.cache.info.used_memory_human
          },
          series: [
            {
              name: i18n.t('Redis.pake'),
              type: 'gauge',
              min: 0,
              max: 1000,
              detail: {
                formatter: this.cache.info.used_memory_human
              },
              data: [
                {
                  value: parseFloat(this.cache.info.used_memory_human),
                  name: i18n.t('Redis.memory_consumption')
                }
              ]
            }
          ]
        })
      })
      // 查询 Redis Key 模板列表
      getKeyDefineList().then(res => {
        this.keyDefineList = res.info
        this.keyDefineListLoad = false
      })
      getKeyValueList().then(res => {
        console.log('keyAndValue', res)
        this.keyAndValues = res
      })
    },
    clearRedisData(row) {
      this.$confirm(i18n.t('Redis.msg1'), i18n.t('common.Tips'), {
        confirmButtonText: i18n.t('common.Confirm'),
        cancelButtonText: i18n.t('common.Cancel'),
        type: 'warning'
      }).then(() => {
        const ids = []
        ids.push(row.key)
        batch(ids).then(res => {
          this.$message({
            type: 'success',
            message: i18n.t('common.Operation_success')
          })
          location.reload()
        })
      }).catch(() => {
        this.$message({
          type: 'info',
          message: i18n.t('Redis.msg2')
        })
      })
    },
    handleSelectionChange(val) {
      this.multipleSelection = val
      this.delBtlStatu = val.length == 0
    },
    batchDel() {
      this.$confirm(i18n.t('common.Tip1', { count: this.multipleSelection.length }), i18n.t('common.Tips'), {
        confirmButtonText: i18n.t('common.Confirm'),
        cancelButtonText: i18n.t('common.Cancel'),
        type: 'warning'
      }).then(() => {
        const ids = []
        for (const i in this.multipleSelection) {
          ids.push(this.multipleSelection[i].key)
        }
        batch(ids).then(res => {
          this.$message({
            type: 'success',
            message: i18n.t('common.Operation_success')
          })
          location.reload()
        })
      }).catch(() => {
        this.$message({
          type: 'info',
          message: i18n.t('Redis.msg2')
        })
      })
    }
  }
}
</script>

<style scoped lang="scss">
.card-box {
  padding-right: 15px;
  padding-left: 15px;
  margin-bottom: 10px;
}
</style>
