
<template>
  <div>
    <div class="select-container">
      <el-form :inline="true">
        <el-form-item label="Pcs">
          <el-select v-model="pcs" placeholder="请选择" :loading="loading" loading-text="正在加载数据">
            <el-option :label="item.name" :value="item.id" v-for="(item,index) in pcsOptions" :key="index+'sblxOptions'"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="时间选择">
          <el-date-picker
            v-model="dateRange"
            type="daterange"
            range-separator="至"
            start-placeholder="开始时间"
            :picker-options="pickerOptions"
            :default-value="defaultDateRange"
            end-placeholder="结束时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="warning" @click="onSearch" native-type="button">搜索</el-button>
        </el-form-item>
        <el-form-item>
          <el-button @click="onReset" native-type="button">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
    <div style="margin:30px 0;">
      <!--        二个选择按钮-->
      <el-row style="">
        <el-col :xs="24" :sm="24" :lg="24">
          <el-button-group>
            <el-button v-for="(item,index) in btnList" :key="index+'flqxcBtns'"  type="warning" :class="{'activeBtn' : activeBtn === item.id}" @click="changeDataType(item.id)">{{item.name}}</el-button>
          </el-button-group>
        </el-col>
      </el-row>
      <!--echart-->
      <div id="pcsEchart" style="height:360px;"></div>
    </div>
  </div>
</template>


<script>
import * as echarts from 'echarts'
import resize from "@/mixins/ems/resize";
export default {
  name:'DzjkTjbbPcsqx',
  mixins: [resize],
  data() {
    return {
      pickerOptions:{
        disabledDate(time) {
          return time.getTime() > Date.now();
        },
      },
      defaultDateRange:[],//默认展示的时间
      dateRange:[],
      loading:false,
      pcs:'',
      pcsOptions: [
        {name:'Pcs1',id:1},
        {name:'Pcs2',id:2},
      ],
      activeBtn:'yggl',
      btnList:[
        {name:'有功功率',id:'yggl'},
        {name:'无功功率',id:'wggl'},
        {name:'温度',id:'wd'},
        {name:'三相电压',id:'sxdy'},
        {name:'三相电流',id:'sxdl'},
      ],

    }
  },
  methods: {
    changeDataType(id){
      if(id !== this.activeBtn){
        console.log('点击了不同的菜单，更新数据')
        this.activeBtn=id;
      }
    },
    // 搜索
    onSearch(){
      this.getData()
    },
    // 重置
    onReset(){
      this.pcs = ''
      this.dateRange=[]
      this.getData()
    },
    getData(){
      this.loading=true;
      this.chart.showLoading()
      //接口调用完成之后 设置图表、结束loading
      this.setOption()
      this.loading=false;
      this.chart.hideLoading()
    },
    setOption() {
      this.chart.setOption({
        color:['#FFBD00','#3C81FF'],
        legend: {
          left: 'center',
          bottom: '10',
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: { // 坐标轴指示器，坐标轴触发有效
            type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
          }
        },
        textStyle:{
          color:"#333333",
        },
        xAxis: {
          data: ['01','02','03','04','05','06','07','08','09','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24'],
        },
        yAxis: {
          type: 'value',
        },
        series: [
          {
            name:this.btnList.find(item=>item.id===this.activeBtn).name,
            data: [80,92,1,34,90,130,320,80,9,91,34,90,80,92,1,34,90,130,320,80,9,91,34,90],
            type: 'scatter',
          }
          // ,{
          //   name:'实时电池平均SOC',
          //   data: [820,932,901,934,1290,1330,1320,820,932,901,934,1290],
          //   type: 'scatter',
          // }
          ]
      })
    },
    initChart() {
      this.chart = echarts.init(document.querySelector('#pcsEchart'));
    }
  },
  mounted(){
    const now = new Date();
    const lastMonth = new Date(now.getFullYear(), now.getMonth() - 1, 1);
    this.defaultDateRange = [lastMonth, now];
    this.initChart()
    this.getData()
  },
  beforeDestroy() {
    if (!this.chart) {
      return
    }
    this.chart.dispose()
    this.chart = null
  },
}
</script>

<style scoped lang="scss">
.activeBtn{
  background-color: #FFF2CB;
  border-color: #FFF2CB;
  color: #666666;
  font-weight: 600;
}
</style>
