<template>
  <div :id="id"
       style="width: 100%; height: 100%"></div>
</template>
<script>
import * as echarts from "echarts";
import { guid } from "@/utils/util";
import { reactive, toRefs, onMounted, watch, nextTick } from "vue";

export default {
  name: "bar2",
  props: {
    data: Object,
  },
  setup(props) {
    console.log(props, 'uuuuuuuuu')
    const state = reactive({
      id: guid(),
      chart: null,
    });
    const resizeTheChart = () => {
      if (state.chart) {
        state.chart.resize();
      }
    };
    const init = () => {
      let chartDom = echarts.init(document.getElementById(state.id));
      chartDom.clear();
      let option;
      var indictedCase = [10, 7, 15, 8, 6, 2, 1, 3];
      option = {
        tooltip: {
          trigger: "axis",
          backgroundColor: "#F5F8FA",
          borderColor: "#143343",
          axisPointer: {
            type: "shadow",
          },
          textStyle: { fontSize: 14, fontWeight: 500, color: "#666666" },
          formatter(params) {
            return '<div style="width:110px">' +
              "<h4>" +
              "处理设施个数：" +
              "</h4>" +
              '<span style="float:left;">' +
              params[0].name +
              ":" +
              "</span>" +
              '<span style="float:right;">' +
              params[0].value +
              "个" +
              "</span>" +
              "</div>"
          }

        },
        legend: {
          show: false,
          top: "5%",
          textStyle: {
            color: "#fff",
          },
        },
        grid: {
          top: "25%",
          left: "3%",
          right: "3%",
          bottom: "5%",
          containLabel: true,
        },
        xAxis: {
          type: "category",
          axisLabel: {
            color: "#fff",
          },
          axisLine: {
            lineStyle: {
              color: "rgba(45, 60, 92, 1)",
              width: 1, //这里是为了突出显示加上的
            },
          },
          splitLine: {
            lineStyle: {
              color: "rgba(45, 60, 92, 1",
              width: 1,
            },
          },
          data: props.data[0].xdata
        },
        yAxis: {
          type: "value",
          axisLabel: {
            color: "#fff",
          },
          axisLine: {
            show: true,
            lineStyle: {
              color: "rgba(45, 60, 92, 1)",
              width: 1, //这里是为了突出显示加上的
            },
          },
          splitLine: {
            lineStyle: {
              color: "rgba(45, 60, 92, 1",
              width: 1,
            },
          },
        },
        series: [
          {
            name: "数量",
            type: "bar",
            barWidth: 8,
            barGap: 0,
            label: {
              normal: {
                show: false,
                position: "insideRight",
              },
            },
            itemStyle: {
              normal: {
                color: new echarts.graphic.LinearGradient(0, 1, 0, 0, [
                  {
                    offset: 0,
                    color: "rgba(20, 43, 128, 0.2)",
                  },
                  {
                    offset: 1,
                    color: "rgba(57, 206, 255, 1)",
                  },
                ]),
              },
            },
            data: props.data[0].ydata
          },
          {
            name: "数量",
            type: "bar",
            barWidth: 8,
            tooltip: {
              show: false,
            },
            label: {
              normal: {
                show: false,
                position: "insideRight",
              },
            },
            itemStyle: {
              normal: {
                color: new echarts.graphic.LinearGradient(0, 1, 0, 0, [
                  {
                    offset: 0,
                    color: "rgba(20, 43, 128, 0.2)",
                  },
                  {
                    offset: 1,
                    color: "rgba(57, 206, 255, 1)",
                  },
                ]),
              },
            },
            data: props.data[0].ydata
          },
          {
            name: "数量",
            type: "pictorialBar", // 长方体顶部四边形
            symbol: "diamond",
            symbolRotate: 0,
            symbolSize: ["16", "10"],
            symbolOffset: ["0", "-5"],
            symbolPosition: "end",
            z: 3, // 顶部四边形
            tooltip: {
              show: false,
            },
            label: {
              normal: {
                show: false,
                position: "insideRight",
              },
            },
            itemStyle: {
              normal: {
                color: "rgba(57, 206, 255, 0.9)",
              },
            },
            data: props.data[0].ydata
          },
        ],
      };
      option && chartDom.setOption(option, true);
      state.chart = chartDom;
    };
    watch(
      () => props.data,
      (newVal, oldVal) => {
        init();
      }
    );
    onMounted(() => {
      nextTick(() => {
        init();
        window.addEventListener("resize", resizeTheChart);
      })

    });
    return {
      ...toRefs(state),
      resizeTheChart,
      init,
    };
  },
};
</script>