<template>
  <div class="demand">
    <div class="common-title">
      <div class="icon-and-title">
        <img
          class="icon-title"
          src="@/assets/overview/s-interation.png"
          alt=""
        />
        <span class="title">{{ title }}</span>
      </div>
      <img class="bg" src="@/assets/overview/bg_title02.png" alt="" />
    </div>
    <div id="barDemand"></div>
  </div>
</template>

<script>
import { getCurDate } from "@/utils/util.time.js";
export default {
  name: "demand",
  data() {
    return {
      title: "互动频次",
      xAxisData: [],
      yAxisData: [],
    };
  },
  components: {},
  mounted() {
    this.getList();
  },
  methods: {
    getList() {
      let curTime = getCurDate();
       let frequencyDate = curTime.year + curTime.month;
      this.$https({
        method: "post",
        url: "tBoardStatistic/getInteractionFrequencyPageList?frequencyDate=" + frequencyDate,
        authType: this.backToken,
      })
        .then((res) => {
          if (res.status == 200) {
            if (res.data.resultCode == 200) {
              this.xAxisData = res.data.data.organList;
              this.yAxisData = res.data.data.cntList;
            } else {
              this.xAxisData = [];
              this.yAxisData = [];
            }
          } else {
            this.xAxisData = [];
            this.yAxisData = [];
          }
          this.init();
        })
        .catch((err) => {
          this.$message.error(err.message);
          this.xAxisData = [];
          this.yAxisData = [];
          this.init();
        });
    },
    init() {
      let option = {
        tooltip: {
          trigger: "axis",
        },
        grid: {
          top: 30,
          left: "2%",
          right: 40,
          bottom: 30,
          containLabel: true,
        },
        dataZoom: [
          {
            type: "slider",
            show: true,
            bottom: 0,
            start: 0,
            end: 100,
            height: 18,
            handleStyle: {
              color: "#d3dee5",
            },
            textStyle: {
              color: "#fff",
              fontSize: "10px",
            },
          },
        ],
        xAxis: {
          type: "category",
          boundaryGap: true, //坐标轴两边留白
          data: this.xAxisData,
          axisLabel: {
            //坐标轴刻度标签的相关设置。
            interval: 0,
            textStyle: {
              color: "#333333",
              fontStyle: "normal",
              fontFamily: "微软雅黑",
              fontSize: 14,
            },
            formatter: function (value, index) {
              if (value.length > 4) {
                return value.slice(0, 4) + "...";
              } else {
                return value;
              }
            },
          },
          axisTick: {
            //坐标轴刻度相关设置。
            show: false,
          },
          axisLine: {
            //坐标轴轴线相关设置
            lineStyle: {
              color: "#eeeeee",
              type: "solid",
            },
          },
          splitLine: {
            //坐标轴在 grid 区域中的分隔线。
            show: false,
          },
        },
        yAxis: [
          {
            type: "value",
            name: "单位/次",
            splitNumber: 5,
            // max: 100,
            axisLabel: {
              textStyle: {
                color: "#333333",
                fontStyle: "normal",
                fontFamily: "微软雅黑",
                fontSize: 12,
              },
              interval: "auto",
            },
            axisLine: {
              show: false,
            },
            axisTick: {
              show: false,
            },
            splitLine: {
              show: true,
              lineStyle: {
                color: "#eeeeee",
                type: "dashed",
              },
            },
          },
        ],
        series: [
          {
            type: "bar",
            barWidth: 16, // 柱子宽度
            itemStyle: {
              barBorderRadius: 120, // 圆角（左上、右上、右下、左下）
            },

            color: new this.$echarts.graphic.LinearGradient(
              0,
              0,
              0,
              1,
              ["#AC9374", "#9B1E23"].map((color, offset) => ({
                color,
                offset,
              }))
            ), // 渐变
            data: this.yAxisData,
          },
        ],
      };
      let echartsDiv = this.$echarts.init(document.getElementById("barDemand"));
      echartsDiv.setOption(option);
    },
    // 点击事件
    // echartsClick() {
    //   this.$emit("itemClick", { type: 1, title: this.title });
    // },
  },
};
</script>

<style lang="less">
#barDemand {
  width: 100%;
  height: calc(100% - 45px);
}
</style>