<template>
  <div class="chart" :id="id"></div>
</template>

<script>
import util from "@/helper/util.js";
import partten from "@/helper/partten.js";
import * as echarts from "echarts";

export default {
  name: "double-line-chart",
  componentName: "double-line-chart",
  props: {
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "50px",
    },
    title: {
      type: String,
      default: "风机",
    },
    // 传入数据
    data: {
      type: Array,
      default: () => {
        return [
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          1,
          0,
          0,
          0,
          0,
          0,
          1,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          1,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
        ];
      },
    },
    // 单位
    color: {
      type: String,
      default: "green",
    },
  },
  data() {
    return {
      id: "",
      chart: null,
      // 时间轴
      xData: [
        "00:00",
        "00:15",
        "00:30",
        "00:45",
        "01:00",
        "01:15",
        "01:30",
        "01:45",
        "02:00",
        "02:15",
        "02:30",
        "02:45",
        "03:00",
        "03:15",
        "03:30",
        "03:45",
        "04:00",
        "04:15",
        "04:30",
        "04:45",
        "05:00",
        "05:15",
        "05:30",
        "05:45",
        "06:00",
        "06:15",
        "06:30",
        "06:45",
        "07:00",
        "07:15",
        "07:30",
        "07:45",
        "08:00",
        "08:15",
        "08:30",
        "08:45",
        "09:00",
        "09:15",
        "09:30",
        "09:45",
        "10:00",
        "10:15",
        "10:30",
        "10:45",
        "11:00",
        "11:15",
        "11:30",
        "11:45",
        "12:00",
        "12:15",
        "12:30",
        "12:45",
        "13:00",
        "13:15",
        "13:30",
        "13:45",
        "14:00",
        "14:15",
        "14:30",
        "14:45",
        "15:00",
        "15:15",
        "15:30",
        "15:45",
        "16:00",
        "16:15",
        "16:30",
        "16:45",
        "17:00",
        "17:15",
        "17:30",
        "17:45",
        "18:00",
        "18:15",
        "18:30",
        "18:45",
        "19:00",
        "19:15",
        "19:30",
        "19:45",
        "20:00",
        "20:15",
        "20:30",
        "20:45",
        "21:00",
        "21:15",
        "21:30",
        "21:45",
        "22:00",
        "22:15",
        "22:30",
        "22:45",
        "23:00",
        "23:15",
        "23:30",
        "23:45",
      ],
    };
  },
  computed: {
    colorValue() {
      return partten.getColor(this.color);
    },
  },
  methods: {
    resize() {},
    initChart() {
      const chart = echarts.init(this.$el);

      let option = {
        title: {
          text: this.title,
          textStyle: {
            color: "#ffffffcc",
            fontSize: 14,
          },
          left: 16,
          top: 0,
        },
        tooltip: {
          trigger: "axis",
          backgroundColor: "rgba(0,0,0,0.4)",
          textStyle: {
            color: "#fff",
            fontSize: util.vh(16),
          },
        },
        grid: {
          top: 40,
          left: 16,
          right: 16,
          bottom: 32,
        },
        xAxis: [
          {
            type: "category",
            data: this.xData,
            axisLine: {
              show: false,
              lineStyle: {
                color: partten.getColor("gray"),
              },
            },
            axisLabel: {
              show: true,
              margin: 16,
              interval: 7,
            },
            axisTick: {
              show: false,
              lineStyle: {
                color: partten.getColor("gray"),
              },
            },
          },
        ],
        yAxis: [
          {
            type: "value",
            splitNumber: 1,
            min: 0,
            max: 1,
            axisLine: {
              show: false,
            },
            axisLabel: {
              show: false,
            },
            axisTick: {
              show: false,
            },
            splitLine: {
              lineStyle: {
                color: partten.getColor("gray"),
              },
            },
          },
        ],
        series: [
          {
            type: "line",
            data: this.data,
            showAllSymbol: true,
            symbol: "circle",
            symbolSize: 10,
            lineStyle: {
              normal: {
                color: this.colorValue,
                width: 1,
              },
            },
            label: {
              show: false,
            },
            itemStyle: {
              color: this.colorValue,
              shadowColor: this.colorValue,
              shadowBlur: 4,
            },
          },
        ],
      };

      chart.clear();
      chart.setOption(option);

      this.resize = function() {
        chart.resize();
      };
      window.addEventListener("resize", this.resize);
    },
  },
  created() {
    this.id = "pie-chart-" + util.newGUID();
  },
  mounted() {
    this.$nextTick(() => {
      this.$el.style.width = this.width;
      this.$el.style.height = this.height;
      this.initChart();
    });
  },
  updated() {
    this.$nextTick(() => {
      this.initChart();
    });
  },
  unmounted() {
    window.removeEventListener("resize", this.resize);
  },
};
</script>

<style lang="less">
.chart {
  width: 100%;
  height: 100%;
  display: inline-block;
}
</style>
