Vue.js 3 based frontend

frontend/src/App.vue

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+<script setup>
+import LogViewer from './components/LogViewer.vue'
+</script>
+
+<template>
+    <LogViewer />
+</template>
+
+<script>
+export default {
+  name: 'app1',
+}
+</script>
+<style scoped>
+</style>

frontend/src/assets/base.css

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+/* color palette from <https://github.com/vuejs/theme> */
+:root {
+  --vt-c-white: #ffffff;
+  --vt-c-white-soft: #f8f8f8;
+  --vt-c-white-mute: #f2f2f2;
+
+  --vt-c-black: #181818;
+  --vt-c-black-soft: #222222;
+  --vt-c-black-mute: #282828;
+
+  --vt-c-indigo: #2c3e50;
+
+  --vt-c-divider-light-1: rgba(60, 60, 60, 0.29);
+  --vt-c-divider-light-2: rgba(60, 60, 60, 0.12);
+  --vt-c-divider-dark-1: rgba(84, 84, 84, 0.65);
+  --vt-c-divider-dark-2: rgba(84, 84, 84, 0.48);
+
+  --vt-c-text-light-1: var(--vt-c-indigo);
+  --vt-c-text-light-2: rgba(60, 60, 60, 0.66);
+  --vt-c-text-dark-1: var(--vt-c-white);
+  --vt-c-text-dark-2: rgba(235, 235, 235, 0.64);
+}
+
+/* semantic color variables for this project */
+:root {
+  --color-background: var(--vt-c-white);
+  --color-background-soft: var(--vt-c-white-soft);
+  --color-background-mute: var(--vt-c-white-mute);
+
+  --color-border: var(--vt-c-divider-light-2);
+  --color-border-hover: var(--vt-c-divider-light-1);
+
+  --color-heading: var(--vt-c-text-light-1);
+  --color-text: var(--vt-c-text-light-1);
+
+  --section-gap: 160px;
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    --color-background: var(--vt-c-black);
+    --color-background-soft: var(--vt-c-black-soft);
+    --color-background-mute: var(--vt-c-black-mute);
+
+    --color-border: var(--vt-c-divider-dark-2);
+    --color-border-hover: var(--vt-c-divider-dark-1);
+
+    --color-heading: var(--vt-c-text-dark-1);
+    --color-text: var(--vt-c-text-dark-2);
+  }
+}
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+  margin: 0;
+  position: relative;
+  font-weight: normal;
+}
+
+body {
+  min-height: 100vh;
+  color: var(--color-text);
+  background: var(--color-background);
+  transition: color 0.5s, background-color 0.5s;
+  line-height: 1.6;
+  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu,
+    Cantarell, 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
+  font-size: 15px;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}

frontend/src/assets/logo.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 261.76 226.69"  xmlns:v="https://vecta.io/nano"><path d="M161.096.001l-30.225 52.351L100.647.001H-.005l130.877 226.688L261.749.001z" fill="#41b883"/><path d="M161.096.001l-30.225 52.351L100.647.001H52.346l78.526 136.01L209.398.001z" fill="#34495e"/></svg>

frontend/src/assets/main.css

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+@import "./base.css";
+
+div#app {
+  width: 100%;
+  height: 100vh;
+}
+
+.screenshots-drawer {
+  position: fixed;
+  display: flex;
+  flex-direction: column;
+}

frontend/src/components/LogViewer.vue

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+<template>
+  <div style="height: 100%; width: 100%">
+  <ag-grid-vue
+      style="width: 100%; height: 100%;"
+      class="ag-theme-alpine"
+      @grid-ready="onGridReady"
+      :defaultColDef="defaultColDef"
+      :columnDefs="columnDefs"
+      :row-data="null"
+      :supress-horisontal-scroll="true"
+      :enable-scrolling="true"
+  ></ag-grid-vue>
+  </div>
+</template>
+
+<script>
+import { AgGridVue } from "ag-grid-vue3";
+import "ag-grid-community/styles//ag-grid.css";
+import "ag-grid-community/styles//ag-theme-alpine.css";
+import ScreenshotCell from "./ScreenshotCell.js";
+import {watchEffect} from "vue";
+
+export default {
+  components: {
+    AgGridVue,
+    ScreenshotCell: ScreenshotCell,
+  },
+  data() {
+    return {
+      gridApi: null,
+      gridColumnApi: null,
+      rowData: [],
+      defaultColDef: {
+        width: 50,
+        initialPinned: true,
+        filter: true,
+        floatingFilter: true,
+        resizable: true,
+      },
+      columnDefs:  [
+        {
+          field: '_id',
+        },
+        {
+          field: 'kubernetes.namespace',
+          headerName: 'namespace',
+        },
+        {
+          field: 'kubernetes.pod.name',
+          headerName: 'pod',
+        },
+        {
+          field: 'kubernetes.container.name',
+          headerName: 'container',
+        },
+        {
+          field: 'message',
+          tooltipValueGetter: (params) => 'Address: ' + params.value,
+          width: 500,
+        },
+        {
+          field: 'stream',
+        },
+        {
+          field: '@timestamp',
+          width: 70
+        }
+      ],
+    }
+  },
+  created() {
+    this.setupStream()
+  },
+  methods: {
+    setupStream() {
+      let es = new EventSource('/events');
+      es.onmessage = (e) => this.handleReceiveMessage(e)
+    },
+    onGridReady(params) {
+      this.gridApi = params.api;
+      this.gridColumnApi = params.columnApi;
+    },
+    handleReceiveMessage (event) {
+      const eventData = this.parseEventData(event.data);
+      this.rowData.unshift(eventData)
+      this.gridApi.setRowData(this.rowData)
+      this.gridApi.sizeColumnsToFit()
+    },
+    parseEventData (eventData) {
+      try {
+        let json = JSON.parse(eventData)
+        if (!json.message) {
+          json.message = JSON.stringify(json.json)
+        }
+        return json
+      } catch (e) {
+        console.error(e, eventData)
+      }
+    },
+    setColumnDefs (json) {
+      const keys = Object.keys(json)
+      const defs = []
+      keys.map((key) => {
+        const definition = {
+          field: key,
+          initialPinned: true,
+          filter: true,
+          floatingFilter: true,
+          minWidth: 80
+        }
+        defs.push(definition)
+      })
+      this.columnDefs = defs
+    }
+  }
+}
+
+</script>

frontend/src/components/ScreenshotCell.js

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+export default {
+    template: `<div>
+      <a @click="openDrawer">View screenshots</a>
+      <div v-if="drawerOpen" class="screenshots-drawer">
+        <img v-for="screenshot in screenshots" :src="screenshot.orig"/>
+      </div>
+    </div>`,
+    data: function () {
+        return {
+            screenshots: [],
+            drawerOpen: false,
+        };
+    },
+    beforeMount() {
+        this.updateImage(this.params);
+        this.updateImage(this.params);
+    },
+    methods: {
+        updateImage(params) {
+            this.screenshots = params.value
+            this.value = params.value;
+        },
+        refresh(params) {
+            this.updateImage(params);
+        },
+        openDrawer () {
+            this.drawerOpen = true
+        }
+    },
+};

frontend/src/main.js

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+import { createApp } from 'vue'
+import { createPinia } from 'pinia'
+import App from './App.vue'
+
+import './assets/main.css'
+
+const app = createApp(App)
+
+app.use(createPinia())
+
+app.mount('#app')

frontend/src/set-public-path.js

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+import { setPublicPath } from "systemjs-webpack-interop";
+
+setPublicPath("app1");

frontend/src/stores/counter.js

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+import { ref, computed } from 'vue'
+import { defineStore } from 'pinia'
+
+export const useCounterStore = defineStore('counter', () => {
+  const count = ref(0)
+  const doubleCount = computed(() => count.value * 2)
+  function increment() {
+    count.value++
+  }
+
+
+
+  return { count, doubleCount, increment }
+})