src/views/components/dashboard/charts/chart-table.vue

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<template>
  <div class="rk-chart-table">
    <div ref="chartTable">
      <div class="row header flex-h" :style="`width: ${nameWidth + initWidth}px`" :class="{ dark: theme === 'dark' }">
        <div class="name" :style="`width: ${nameWidth}px`">
          {{ item.tableHeaderCol1 || $t('name') }}
          <i class="r cp" ref="draggerName"><rk-icon icon="settings_ethernet"/></i>
        </div>
        <div class="value-col" v-if="showTableValues">
          {{ item.tableHeaderCol2 || $t('value') }}
        </div>
      </div>
      <div
        class="row flex-h"
        :class="{ dark: theme === 'dark' }"
        v-for="key in dataKeys"
        :key="key"
        :style="`width: ${nameWidth + initWidth}px`"
      >
        <div :style="`width: ${nameWidth}px`">{{ key }}</div>
        <div class="value-col" v-if="showTableValues">{{ data[key][dataLength(data[key])] }}</div>
      </div>
    </div>
  </div>
</template>

<script lang="ts">
  import Vue from 'vue';
  import { Component, Prop } from 'vue-property-decorator';

  @Component
  export default class ChartTable extends Vue {
    @Prop() private data!: any;
    @Prop() private item: any;
    @Prop() private theme!: string;

    private nameWidth: number = 0;
    private initWidth: number = 0;

    private get dataKeys() {
      const keys = Object.keys(this.data || {}).filter((i: any) => Array.isArray(this.data[i]) && this.data[i].length);
      return keys;
    }

    private get showTableValues() {
      return this.item.showTableValues === 'true' || this.item.showTableValues === true ? true : false;
    }

    private mounted() {
      const chartTable: any = this.$refs.chartTable;
      const width = this.showTableValues ? chartTable.offsetWidth / 2 : chartTable.offsetWidth;
      this.initWidth = this.showTableValues ? chartTable.offsetWidth / 2 : 0;
      this.nameWidth = width - 5;
      const drag: any = this.$refs.draggerName;
      drag.onmousedown = (event: MouseEvent) => {
        const diffX = event.clientX;
        const copy = this.nameWidth;
        document.onmousemove = (documentEvent) => {
          const moveX = documentEvent.clientX - diffX;
          this.nameWidth = copy + moveX;
        };
        document.onmouseup = () => {
          document.onmousemove = null;
          document.onmouseup = null;
        };
      };
    }

    private dataLength(param: number[]) {
      return param.length - 1 || 0;
    }
  }
</script>
<style lang="scss" scoped>
  .rk-chart-table {
    height: 100%;
    width: 100%;
    overflow: auto;
    .name {
      padding-left: 15px;
    }
    .row {
      border-left: 1px solid #ccc;
      height: 20px;
      div {
        overflow: hidden;
        text-overflow: ellipsis;
        border-right: 1px solid #ccc;
        text-align: center;
        height: 20px;
        line-height: 20px;
        display: inline-block;
      }
      div:last-child {
        border-bottom: 1px solid #ccc;
      }
      div:nth-last-child(2) {
        border-bottom: 1px solid #ccc;
      }
    }
    .dark {
      color: #eee;
    }
    .row:first-child {
      div {
        border-top: 1px solid #ccc;
        background: #eee;
      }
    }
    .header {
      color: #000;
      font-weight: bold;
    }
    .value-col {
      width: 50%;
    }
  }
</style>