skywalking-booster-ui/src/views/dashboard/related/event/Content.vue

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<template>
  <div ref="timeline" class="events"></div>
</template>
<script lang="ts" setup>
import { ref, watch, onMounted } from "vue";
import dayjs from "dayjs";
import { useThrottleFn } from "@vueuse/core";
import { Event } from "@/types/events";
import { LayoutConfig } from "@/types/dashboard";
import { useEventStore } from "@/store/modules/event";
import { DataSet, Timeline } from "vis-timeline/standalone";
import "vis-timeline/styles/vis-timeline-graph2d.css";
import { useDashboardStore } from "@/store/modules/dashboard";
import getDashboard from "@/hooks/useDashboardsSession";
import { dateFormatTime } from "@/utils/dateFormat";
import { useAppStoreWithOut } from "@/store/modules/app";

const eventStore = useEventStore();
/*global Nullable */
const timeline = ref<Nullable<HTMLDivElement>>(null);
const visGraph = ref<Nullable<any>>(null);
const oldVal = ref<{ width: number; height: number }>({ width: 0, height: 0 });
const dashboardStore = useDashboardStore();
const appStore = useAppStoreWithOut();
const dateFormat = (date: number, pattern = "YYYY-MM-DD HH:mm:ss") =>
  new Date(dayjs(date).format(pattern));
const visDate = (date: number, pattern = "YYYY-MM-DD HH:mm:ss") =>
  dayjs(date).format(pattern);

onMounted(() => {
  oldVal.value = (timeline.value && timeline.value.getBoundingClientRect()) || {
    width: 0,
    height: 0,
  };
  useThrottleFn(resize, 500)();
});

function visTimeline() {
  if (!timeline.value) {
    return;
  }
  if (visGraph.value) {
    visGraph.value.destroy();
  }
  const h = timeline.value.getBoundingClientRect().height;
  const events = eventStore.events.map((d: Event, index: number) => {
    return {
      id: index + 1,
      content: d.name,
      start: dateFormat(Number(d.startTime)),
      end: dateFormat(Number(d.endTime)),
      data: d,
      className: d.type,
    };
  });
  const items: any = new DataSet(events);
  const options: any = {
    height: h,
    width: "100%",
    locale: "en",
    groupHeightMode: "fitItems",
    autoResize: false,
    tooltip: {
      overflowMethod: "cap",
      template(item: Event | any) {
        const data = item.data || {};
        let tmp = `<div>ID: ${data.uuid || ""}</div>
        <div>Name: ${data.name || ""}</div>
        <div>Event Type: ${data.type || ""}</div>
        <div>Start Time: ${data.startTime ? visDate(data.startTime) : ""}</div>
        <div>End Time: ${data.endTime ? visDate(data.endTime) : ""}</div>
        <div>Message: ${data.message || ""}</div>
        <div>Service: ${data.source.service || ""}</div>`;
        if (data.source.endpoint) {
          tmp += `<div>Endpoint: ${data.source.endpoint}</div>`;
        }
        if (data.source.instance) {
          tmp += `<div>Service Instance: ${data.source.instance}</div>`;
        }
        return tmp;
      },
    },
  };
  visGraph.value = new Timeline(timeline.value, items, options);
  visGraph.value.on("select", (properties: { items: number[] }) => {
    if (!dashboardStore.selectedGrid.eventAssociate) {
      return;
    }
    const all = getDashboard(dashboardStore.currentDashboard).widgets;
    const widgets = all.filter(
      (d: { value: string; label: string } & LayoutConfig) => {
        const isLinear = ["Bar", "Line", "Area"].includes(
          (d.graph && d.graph.type) || ""
        );
        if (isLinear) {
          return d;
        }
      }
    );
    const index = properties.items[0];
    const i = events[index - 1 || 0];

    for (const widget of widgets) {
      let end = i.end;
      if (!isNaN(index)) {
        if (!i.end || i.end.getTime() - i.start.getTime() < 60000) {
          end = i.start.getTime() + 60000;
        }
      }
      const startTime = dateFormatTime(i.start, appStore.duration.step);
      const endTime = dateFormatTime(new Date(end), appStore.duration.step);
      widget.filters = {
        sourceId: dashboardStore.selectedGrid.id || "",
        isRange: true,
        duration: {
          startTime,
          endTime,
        },
      };
      dashboardStore.setWidget(widget);
    }
  });
}
function resize() {
  const observer = new ResizeObserver((entries) => {
    const entry = entries[0];
    const cr = entry.contentRect;
    if (
      Math.abs(cr.width - oldVal.value.width) < 3 &&
      Math.abs(cr.height - oldVal.value.height) < 3
    ) {
      return;
    }
    visTimeline();
    oldVal.value = { width: cr.width, height: cr.height };
  });
  if (timeline.value) {
    observer.observe(timeline.value);
  }
}
watch(
  () => eventStore.events,
  () => {
    visTimeline();
  }
);
</script>
<style lang="scss" scoped>
.events {
  width: calc(100% - 5px);
  margin: 0 5px 5px 0;
  height: 100%;
  min-height: 150px;
}

.message {
  max-width: 400px;
  text-overflow: ellipsis;
  overflow: hidden;
}
</style>