skywalking-booster-ui/src/views/dashboard/related/topology/components/Metrics.vue

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limitations under the License. -->
<template>
  <div class="config-panel">
    <div class="item mb-10">
      <span class="label">{{
        t(dashboardStore.selectedGrid.metricMode === MetricModes.General ? "metrics" : "expressions")
      }}</span>
      <SelectSingle :value="currentMetric" :options="metrics" @change="changeMetric" class="selectors" />
    </div>
    <div class="item mb-10">
      <span class="label">{{ t("unit") }}</span>
      <el-input
        class="input"
        v-model="currentConfig.unit"
        size="small"
        placeholder="Please input unit"
        @change="changeConfigs({ unit: currentConfig.unit })"
      />
    </div>
    <div class="item mb-10">
      <span class="label">{{ t("labels") }}</span>
      <el-input
        class="input"
        v-model="currentConfig.label"
        size="small"
        placeholder="Please input a label"
        @change="changeConfigs({ label: currentConfig.label })"
      />
    </div>
    <div class="item mb-10" v-if="dashboardStore.selectedGrid.metricMode === MetricModes.General">
      <span class="label">{{ t("aggregation") }}</span>
      <SelectSingle
        :value="currentConfig.calculation"
        :options="CalculationOpts"
        @change="changeConfigs({ calculation: $event })"
        class="selectors"
        :clearable="true"
      />
    </div>
  </div>
</template>
<script lang="ts" setup>
  import { ref, computed, watch } from "vue";
  import type { PropType } from "vue";
  import { useI18n } from "vue-i18n";
  import { CalculationOpts, MetricModes } from "../../../data";
  import { useDashboardStore } from "@/store/modules/dashboard";
  import type { Option } from "element-plus/es/components/select-v2/src/select.types";

  /*global defineEmits, defineProps */
  const props = defineProps({
    type: { type: String, default: "" },
    metrics: { type: Array as PropType<string[]>, default: () => [] },
  });
  const { t } = useI18n();
  const emit = defineEmits(["update"]);
  const dashboardStore = useDashboardStore();
  const m = props.metrics.map((d: string) => {
    return { label: d, value: d };
  });
  const metrics = ref<Option[]>(m.length ? m : [{ label: "", value: "" }]);
  const currentMetric = ref<string>(metrics.value[0].value);
  const currentConfig = ref<{ unit: string; calculation: string; label: string }>({
    unit: "",
    calculation: "",
    label: "",
  });
  const currentIndex = ref<number>(0);
  const getMetricConfig = computed(() => {
    let config = [];
    switch (props.type) {
      case "linkServerMetricConfig":
        config = dashboardStore.selectedGrid.linkServerMetricConfig;
        break;
      case "linkClientMetricConfig":
        config = dashboardStore.selectedGrid.linkClientMetricConfig;
        break;
      case "nodeMetricConfig":
        config = dashboardStore.selectedGrid.nodeMetricConfig;
        break;
    }
    return config || [];
  });

  function changeConfigs(param: { [key: string]: string }) {
    const metricConfig = getMetricConfig.value || [];
    metricConfig[currentIndex.value] = {
      ...metricConfig[currentIndex.value],
      ...param,
    };
    currentConfig.value = metricConfig[currentIndex.value];
    emit("update", { [props.type]: metricConfig });
  }
  function changeMetric(val: string) {
    currentMetric.value = val;
    const index = metrics.value.findIndex((d: Option) => d.value === val);
    currentIndex.value = index || 0;
    const config = getMetricConfig.value || [];

    currentConfig.value = {
      unit: "",
      label: "",
      calculation: "",
      ...config[index],
    };
  }
  watch(
    () => props.type,
    () => {
      const m = props.metrics.map((d: string) => {
        return { label: d, value: d };
      });
      metrics.value = m.length ? m : [{ label: "", value: "" }];
      currentMetric.value = metrics.value[0].value;
      const config = getMetricConfig.value || [];
      currentIndex.value = 0;
      currentConfig.value = {
        unit: "",
        label: "",
        calculation: "",
        ...config[0],
      };
    },
  );
</script>
<style lang="scss" scoped>
  .config-panel {
    padding: 10px 5px;
    position: relative;
    min-height: 300px;
  }

  .label {
    width: 150px;
    display: inline-block;
    font-size: $font-size-smaller;
  }

  .close {
    position: absolute;
    top: -8px;
    right: -15px;
  }

  .selectors {
    width: 365px;
  }
</style>