[#437] Added application panel with events monitor tab.

platypush/backend/http/webapp/src/Events.vue

@@ -53,6 +53,8 @@ export default {
         return
       }
 
+      bus.emit('event', event)
+
       if (null in this.handlers) {    // lgtm [js/implicit-operand-conversion]
         handlers.push(this.handlers[null])    // lgtm [js/implicit-operand-conversion]
       }

platypush/backend/http/webapp/src/assets/icons.json

@@ -2,6 +2,9 @@
   "alarm": {
     "class": "fas fa-stopwatch"
   },
+  "application": {
+    "class": "fas fa-sliders"
+  },
   "arduino": {
     "class": "fas fa-microchip"
   },

platypush/backend/http/webapp/src/components/Nav.vue

@@ -117,7 +117,7 @@ export default {
 
   computed: {
     specialPlugins() {
-      return ['execute', 'entities', 'file', 'procedures']
+      return ['execute', 'entities', 'file', 'application', 'procedures']
     },
 
     panelNames() {
@@ -132,6 +132,7 @@ export default {
       let panelNames = Object.keys(this.panels).sort()
       panelNames = prepend(panelNames, 'file')
       panelNames = prepend(panelNames, 'procedures')
+      panelNames = prepend(panelNames, 'application')
       panelNames = prepend(panelNames, 'execute')
       panelNames = prepend(panelNames, 'entities')
       return panelNames
@@ -151,16 +152,20 @@ export default {
     },
 
     displayName(name) {
-      if (name === 'entities')
+      switch (name) {
-        return 'Home'
+        case 'application':
-      if (name === 'execute')
+          return 'Application'
-        return 'Execute'
+        case 'entities':
-      if (name === 'file')
+          return 'Home'
-        return 'Files'
+        case 'execute':
-      if (name === 'procedures')
+          return 'Execute'
-        return 'Procedures'
+        case 'file':
-
+          return 'Files'
-      return name
+        case 'procedures':
+          return 'Procedures'
+        default:
+          return name
+      }
     },
 
     setConnected(connected) {

platypush/backend/http/webapp/src/components/elements/OutputRenderers/EventRenderer.vue

@@ -0,0 +1,206 @@
+<template>
+  <a class="event renderer"
+     :class="{even: index % 2 === 0, odd: index % 2 !== 0, expanded}"
+     :href="href"
+     @click.prevent.stop="onClick">
+    <div class="header">
+      <div class="col-11 title">
+        <div class="time-container">
+          [<span class="time">{{ time }}</span>] &nbsp;
+        </div>
+        <div class="type-container">
+          <span class="type">{{ type }}</span>
+        </div>
+      </div>
+
+      <div class="col-1 buttons">
+        <Dropdown title="Actions" icon-class="fa fa-ellipsis-h">
+          <DropdownItem text="Raw Event" icon-class="fa fa-file-code" @input="showEditor = true" />
+          <DropdownItem text="Copy to Clipboard" icon-class="fa fa-copy" @input="copy" />
+        </Dropdown>
+      </div>
+    </div>
+
+    <div class="body">
+      <div class="expanded" @click.stop v-if="expanded">
+        <div class="row time">
+          <span class="key"><i class="fas fa-clock"></i> Time</span>
+          <span class="value scalar">{{ datetime }}</span>
+        </div>
+
+        <div class="row type">
+          <span class="key"><i class="fas fa-tag"></i> Type</span>
+          <span class="value scalar">
+            <a v-if="typeDocHref" :href="typeDocHref" target="_blank">{{ type }}</a>
+          </span>
+        </div>
+
+        <div class="row id">
+          <span class="key"><i class="fas fa-id-badge"></i> ID</span>
+          <span class="value scalar">{{ output?.id }}</span>
+        </div>
+
+        <div class="row origin">
+          <span class="key"><i class="fas fa-map-marker-alt"></i> Origin</span>
+          <span class="value scalar">{{ output?.origin }}</span>
+        </div>
+
+        <div class="row args">
+          <span class="key"><i class="fas fa-cogs"></i> Args</span>
+          <span class="value object">
+            <ObjectRenderer :output="output.args" />
+          </span>
+        </div>
+      </div>
+    </div>
+
+    <div class="editor-container" v-if="showEditor">
+      <FileEditor :file="type.split('.').pop()"
+                  :text="indentedOutput"
+                  :visible="true"
+                  :uppercase="false"
+                  :with-save="false"
+                  content-type="json"
+                  @close="showEditor = false" />
+    </div>
+  </a>
+</template>
+
+<script>
+import Dropdown from "@/components/elements/Dropdown";
+import DropdownItem from "@/components/elements/DropdownItem";
+import FileEditor from "@/components/File/EditorModal";
+import Mixin from './Mixin'
+import ObjectRenderer from './ObjectRenderer'
+
+export default {
+  mixins: [Mixin],
+  components: {
+    Dropdown,
+    DropdownItem,
+    FileEditor,
+    ObjectRenderer,
+  },
+
+  data() {
+    return {
+      showEditor: false,
+    }
+  },
+
+  computed: {
+    datetime() {
+      const timestamp = this.output?.timestamp || this.output?._timestamp
+      if (!timestamp) {
+        return ''
+      }
+
+      return this.formatDateTime(timestamp)
+    },
+
+    indentedOutput() {
+      if (!Object.keys(this.output || {})?.length) {
+        return ''
+      }
+
+      try {
+        return JSON.stringify(this.output, null, 2)
+      } catch (err) {
+        return this.output
+      }
+    },
+
+    time() {
+      const timestamp = this.output?.timestamp || this.output?._timestamp
+      if (!timestamp) {
+        return ''
+      }
+
+      return this.formatTime(timestamp)
+    },
+
+    href() {
+      const route = this.$route.fullPath
+      if (route.match(/&index=\d+/)) {
+        return route.replace(/&index=\d+/, `&index=${this.index}`)
+      }
+
+      return route + (
+        this.index != null ? `&index=${this.index}` : ''
+      )
+    },
+
+    type() {
+      return this.output?.args?.type
+    },
+
+    typeDocHref() {
+      if (!this.type?.length) {
+        return ''
+      }
+
+      const parts = this.type
+        .replace(/^platypush\.message\.event\./, '')
+        .split('.')
+
+      const module = parts.splice(0, parts.length - 1).join('.')
+      return `https://docs.platypush.tech/platypush/events/${module}.html#${this.type}`
+    },
+  },
+
+  methods: {
+    async copy() {
+      await this.copyToClipboard(this.indentedOutput)
+    },
+
+    onClick() {
+      this.expanded = !this.expanded
+      this.setUrlArgs({index: this.expanded && this.index != null ? this.index : undefined})
+    },
+  },
+
+  mounted() {
+    const args = this.getUrlArgs()
+    if (args.index == this.index?.toString()) {
+      this.expanded = true
+    }
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+@import "./style.scss";
+
+.renderer {
+  width: 100%;
+
+  .header {
+    .title {
+      display: flex;
+      flex-direction: row;
+    }
+
+    .buttons {
+      display: flex;
+      justify-content: flex-end;
+    }
+  }
+
+  .body {
+    width: 100%;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    background: $default-bg-3;
+  }
+
+  .expanded {
+    width: 100%;
+    max-width: 800px;
+    margin: 0.5em auto;
+    padding: 0 1em;
+    border-radius: 0.5em;
+    border: $default-border-2;
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/elements/OutputRenderers/Mixin.vue

@@ -0,0 +1,67 @@
+<script>
+import 'highlight.js/lib/common'
+import 'highlight.js/styles/night-owl.min.css'
+import hljs from "highlight.js"
+
+import Utils from '@/Utils'
+
+export default {
+  mixins: [Utils],
+  props: {
+    output: {
+      type: [Object, String],
+      required: true,
+    },
+
+    filter: {
+      type: String,
+      default: '',
+    },
+
+    index: {
+      type: Number,
+      default: 0,
+    },
+  },
+
+  data() {
+    return {
+      expanded: false,
+    }
+  },
+
+  computed: {
+    highlightedText() {
+      return hljs.highlight(
+        this.outputString,
+        {language: this.isJson ? 'json' : 'plaintext'}
+      ).value
+    },
+
+    isJson() {
+      if (typeof this.output === 'object') {
+        return true
+      }
+
+      try {
+        JSON.parse(this.output)
+        return true
+      } catch (err) {
+        return false
+      }
+    },
+
+    outputString() {
+      if (!Object.keys(this.output || {})?.length) {
+        return ''
+      }
+
+      try {
+        return JSON.stringify(this.output, null, this.expanded ? 2 : 0)
+      } catch (err) {
+        return this.output
+      }
+    },
+  },
+}
+</script>

platypush/backend/http/webapp/src/components/elements/OutputRenderers/ObjectRenderer.vue

@@ -0,0 +1,69 @@
+<template>
+  <a class="object renderer" :href="$route.fullPath"
+     @click.prevent.stop="onClick">
+    <div class="compact" v-if="!expanded">
+      <i class="toggler fas fa-caret-right" />
+      <span class="delimiter" v-text="typeof output === 'object' ? '{' : '['" />
+      <span class="ellipsis">...</span>
+      <span class="delimiter" v-text="typeof output === 'object' ? '}' : ']'" />
+    </div>
+
+    <div class="expanded" v-else>
+      <i class="toggler fas fa-caret-down" />
+      <div class="rows">
+        <div class="row"
+             :class="{even: index % 2 === 0, odd: index % 2 !== 0, args: (value instanceof Object) || Array.isArray(value)}"
+             v-for="(value, key, index) in output"
+             :key="key">
+          <span class="key" v-text="key" />
+          <span class="value scalar" v-text="value" v-if="!(value instanceof Object) && !Array.isArray(value)" />
+          <span class="value object" v-else>
+            <ObjectRenderer :output="value" />
+          </span>
+        </div>
+      </div>
+    </div>
+  </a>
+</template>
+
+<script>
+import Mixin from './Mixin'
+
+export default {
+  name: 'ObjectRenderer',
+  mixins: [Mixin],
+
+  methods: {
+    onClick() {
+      this.expanded = !this.expanded
+    },
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+@import "./style.scss";
+
+.renderer {
+  .key {
+    font-weight: bold;
+  }
+
+  .expanded {
+    flex-direction: row;
+  }
+
+  .compact {
+    cursor: pointer;
+  }
+
+  .toggler {
+    margin: 0.75em 0.75em 0 0;
+    cursor: pointer;
+
+    &:hover {
+      color: $default-hover-fg;
+    }
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/elements/OutputRenderers/StringRenderer.vue

@@ -0,0 +1,17 @@
+<template>
+  <div class="string renderer">
+    <pre><code v-html="highlightedText" /></pre>
+  </div>
+</template>
+
+<script>
+import Mixin from './Mixin'
+
+export default {
+  mixins: [Mixin],
+}
+</script>
+
+<style lang="scss" scoped>
+@import "./style.scss";
+</style>

platypush/backend/http/webapp/src/components/elements/OutputRenderers/style.scss

@@ -0,0 +1,142 @@
+.renderer {
+  --default-bg: #{$background-color};
+  --even-color: #{$default-bg-2};
+  --odd-color: inherit;
+  --hover-bg: #{$hover-bg};
+  --text-color: #{$default-fg};
+  --time-color: #{$no-items-color};
+  --type-color: #{$default-fg-2};
+
+  &.dark {
+    --default-bg: black;
+    --even-color: #141414;
+    --odd-color: inherit;
+    --hover-bg: #333;
+    --text-color: #fff;
+    --time-color: #999;
+    --type-color: #fbf6bb;
+  }
+
+  width: fit-content;
+  min-width: 100%;
+  color: var(--text-color);
+  display: flex;
+  flex-direction: column;
+  position: relative;
+  text-decoration: none;
+  cursor: initial;
+
+  &.even, .even {
+    background: var(--even-color);
+  }
+
+  &.odd, .odd {
+    background: var(--odd-color);
+  }
+
+  &:hover {
+    .expanded, .editor-container {
+      color: initial !important;
+    }
+  }
+
+  .header, .expanded {
+    display: flex;
+    flex: 1 1 auto;
+  }
+
+  .header {
+    padding: 0.5em 1em;
+    cursor: pointer;
+
+    @include until($tablet) {
+      flex-direction: column;
+    }
+
+    &:hover {
+      background: var(--hover-bg) !important;
+    }
+
+    @include from($tablet) {
+      align-items: center;
+    }
+  }
+
+  &.expanded {
+    .header {
+      padding: 1em;
+      font-weight: bold;
+      border-bottom: 1px solid var(--time-color);
+    }
+  }
+
+  .expanded {
+    background: var(--default-bg);
+    cursor: default;
+    flex-direction: column;
+
+    .rows {
+      width: calc(100% - 1.35em);
+      display: flex;
+      flex-direction: column;
+    }
+
+    .row {
+      width: 100%;
+      display: flex;
+      align-items: center;
+      padding: 0.25em 0;
+      margin: 0.25em 0;
+
+      @include until($tablet) {
+        flex-direction: column;
+      }
+
+      &.args {
+        align-items: flex-start;
+        flex-direction: column;
+      }
+
+      .key {
+        @extend .col-s-12, .col-m-4;
+      }
+
+      .value {
+        display: flex;
+        margin: 0;
+        overflow: hidden;
+        text-overflow: ellipsis;
+
+        @include from($tablet) {
+          justify-content: flex-end;
+        }
+
+        &.scalar {
+          @extend .col-s-12, .col-m-8;
+          padding-right: 0.5em;
+        }
+
+        &.object {
+          width: 100%;
+        }
+      }
+    }
+  }
+
+  .time {
+    color: var(--time-color);
+    letter-spacing: 0.02em;
+  }
+
+  .type {
+    color: var(--type-color);
+    letter-spacing: 0.03em;
+  }
+
+  pre {
+    margin: 0;
+    padding: 0;
+    white-space: nowrap;
+    overflow: initial;
+  }
+}

platypush/backend/http/webapp/src/components/panels/Application/Actions.vue

@@ -13,10 +13,15 @@
 <script>
 import RestartButton from "@/components/elements/RestartButton"
 import StopButton from "@/components/elements/StopButton"
+import Utils from '@/Utils'
 
 export default {
-  name: "Application",
+  mixins: [Utils],
   components: {RestartButton, StopButton},
+
+  mounted() {
+    this.setUrlArgs({ view: 'actions' })
+  },
 }
 </script>
 

platypush/backend/http/webapp/src/components/panels/Application/Events.vue

@@ -0,0 +1,235 @@
+<template>
+  <div class="events-container">
+    <div class="header">
+      <div class="filter-container">
+        <input type="text" v-model="filter" placeholder="Filter events" />
+      </div>
+
+      <div class="btn-container">
+        <button @click="running = !running" :title="(running ? 'Pause' : 'Start') + ' capturing'">
+          <i :class="running ? 'fa fa-pause' : 'fa fa-play'" />
+        </button>
+
+        <Dropdown title="Actions" icon-class="fa fa-ellipsis-h">
+          <DropdownItem :text="follow ? 'Unfollow' : 'Follow'" icon-class="fa fa-eye" @input="follow = !follow" />
+          <DropdownItem text="Export Events" icon-class="fa fa-download" @input="download" />
+          <DropdownItem text="Clear Events" icon-class="fa fa-trash" @input="clear" />
+        </Dropdown>
+      </div>
+    </div>
+
+    <div class="body" ref="body">
+      <EventRenderer v-for="(event, index) in filteredEvents"
+                     :key="index"
+                     :index="index"
+                     :output="event" />
+    </div>
+
+    <div class="footer">
+      <Loading v-if="running" />
+    </div>
+  </div>
+</template>
+
+<script>
+import Dropdown from "@/components/elements/Dropdown";
+import DropdownItem from "@/components/elements/DropdownItem";
+import EventRenderer from "@/components/elements/OutputRenderers/EventRenderer";
+import Loading from "@/components/Loading";
+import Utils from '@/Utils'
+import { bus } from "@/bus";
+
+export default {
+  mixins: [Utils],
+  components: {
+    Dropdown,
+    DropdownItem,
+    EventRenderer,
+    Loading,
+  },
+
+  data() {
+    return {
+      filter: '',
+      follow: true,
+      output: [],
+      running: true,
+      error: null,
+    }
+  },
+
+  computed: {
+    filteredEvents() {
+      const filter = this.filter?.toLowerCase()
+      return Object.keys(this.serializedEvents)
+        .filter((i) => {
+          if (!filter?.length) {
+            return true
+          }
+
+          return this.serializedEvents[i].includes(filter)
+        })
+        .map((i) => this.outputObjects[i])
+    },
+
+    outputString() {
+      return this.outputStrings.join('\n')
+    },
+
+    outputObjects() {
+      return this.output.map((item) => {
+        try {
+          return JSON.parse(item)
+        } catch (err) {
+          return item
+        }
+      })
+    },
+
+    outputStrings() {
+      return this.output.map((item) => {
+        try {
+          return JSON.stringify(item)
+        } catch (err) {
+          return item
+        }
+      })
+    },
+
+    serializedEvents() {
+      return this.outputObjects.map((item) => {
+        try {
+          return JSON.stringify(item).toLowerCase()
+        } catch (err) {
+          return item
+        }
+      })
+    },
+  },
+
+  methods: {
+    clear() {
+      this.output = []
+    },
+
+    download() {
+      const blob = new Blob([this.outputString], { type: 'application/json' })
+      const url = URL.createObjectURL(blob)
+      const a = document.createElement('a')
+      a.href = url
+      a.download = `events-${new Date().toISOString()}.json`
+      a.click()
+      URL.revokeObjectURL(url)
+    },
+
+    onEvent(msg) {
+      if (!this.running) {
+        return
+      }
+
+      this.output.push(msg)
+    },
+  },
+
+  watch: {
+    output: {
+      deep: true,
+      handler() {
+        if (!this.follow) {
+          return
+        }
+
+        this.$nextTick(() => {
+          this.$refs.body.scrollTop = this.$refs.body.scrollHeight
+        })
+      },
+    },
+  },
+
+  mounted() {
+    this.setUrlArgs({ view: 'events' })
+    bus.on('event', this.onEvent)
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+$header-height: 3.25em;
+$header-margin: 0.25em;
+$footer-height: 2em;
+$btn-container-width: 5em;
+
+.events-container {
+  width: 100%;
+  height: 100%;
+  position: relative;
+  margin: 0;
+  background: $background-color;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+  overflow: hidden;
+
+  .header {
+    width: 100%;
+    height: $header-height;
+    margin-bottom: $header-margin;
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+    justify-content: space-between;
+    background: $default-bg-4;
+    padding: 0 0.5em;
+    box-shadow: $border-shadow-bottom;
+
+    .filter-container {
+      width: calc(100% - #{$btn-container-width});
+    }
+
+    .btn-container {
+      width: $btn-container-width;
+      display: flex;
+      flex-direction: row;
+      justify-content: flex-end;
+
+      button {
+        background: none;
+        border: none;
+        padding: 0.5em;
+        margin-right: 0.5em;
+      }
+    }
+
+    input[type="text"] {
+      width: 100%;
+      max-width: 40em;
+    }
+  }
+
+  .body {
+    width: 100%;
+    height: calc(100% - #{$header-height} - #{$header-margin} - #{$footer-height});
+    position: relative;
+    margin: 0 0 $footer-height 0;
+    display: flex;
+    flex-direction: column;
+    flex: 1 1 auto;
+    overflow: auto;
+  }
+
+  .footer {
+    width: 100%;
+    height: $footer-height;
+    display: flex;
+    flex-direction: row;
+    justify-content: center;
+    align-items: center;
+    position: absolute;
+    bottom: 0;
+    font-size: 0.75em;
+    background: $default-bg-4;
+    box-shadow: $border-shadow-top;
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/panels/Application/Index.vue

@@ -0,0 +1,106 @@
+<template>
+  <div class="app-container">
+    <div class="tabs">
+      <Tabs>
+        <Tab :selected="selectedView === 'actions'"
+             icon-class="fas fa-cogs"
+             @input="selectedView = 'actions'">
+          Actions
+        </Tab>
+
+        <Tab :selected="selectedView === 'events'"
+             icon-class="fas fa-bolt"
+             @input="selectedView = 'events'">
+          Events
+        </Tab>
+      </Tabs>
+    </div>
+
+    <div class="content">
+      <Actions v-if="selectedView === 'actions'" />
+      <Events v-else-if="selectedView === 'events'" />
+    </div>
+  </div>
+</template>
+
+<script>
+import Actions from "./Actions"
+import Events from "./Events"
+import Tabs from "@/components/elements/Tabs"
+import Tab from "@/components/elements/Tab"
+import Utils from '@/Utils'
+
+export default {
+  mixins: [Utils],
+  components: {
+    Actions,
+    Events,
+    Tab,
+    Tabs,
+  },
+
+  data() {
+    return {
+      selectedView: 'actions',
+    }
+  },
+
+  methods: {
+    setView(view) {
+      if (!view?.length) {
+        const urlArgs = this.getUrlArgs()
+        if (urlArgs.view?.length) {
+          view = urlArgs.view
+        }
+      }
+
+      if (!view?.length) {
+        return
+      }
+
+      this.selectedView = view
+    },
+  },
+
+  watch: {
+    $route() {
+      this.setView()
+    },
+
+    selectedView() {
+      this.setUrlArgs({ view: this.selectedView })
+    },
+  },
+
+  created() {
+    this.setView()
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+$tabs-height: 3.5em;
+
+.app-container {
+  width: 100%;
+  height: 100%;
+
+  :deep(.tabs) {
+    width: 100%;
+    height: $tabs-height;
+    display: flex;
+    align-items: center;
+    margin-top: -0.1em;
+    box-shadow: $border-shadow-bottom;
+
+    .tab {
+      height: $tabs-height;
+    }
+  }
+
+  .content {
+    height: calc(100vh - #{$tabs-height});
+    background-color: $background-color;
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/panels/Settings/Index.vue

@@ -1,7 +1,6 @@
 <template>
   <div class="settings-container">
     <main>
-      <Application v-if="selectedPanel === 'application'" />
       <Users :session-token="sessionToken" :current-user="currentUser"
              v-if="selectedPanel === 'users' && currentUser" />
       <Tokens :current-user="currentUser"
@@ -11,14 +10,13 @@
 </template>
 
 <script>
-import Application from "@/components/panels/Settings/Application";
 import Tokens from "@/components/panels/Settings/Tokens/Index";
 import Users from "@/components/panels/Settings/Users";
 import Utils from "@/Utils";
 
 export default {
   name: "Settings",
-  components: {Application, Users, Tokens},
+  components: {Users, Tokens},
   mixins: [Utils],
   emits: ['change-page'],
 

platypush/backend/http/webapp/src/views/Panel.vue

@@ -102,6 +102,7 @@ export default {
     initializeDefaultViews() {
       this.plugins.entities = {}
       this.plugins.execute = {}
+      this.plugins.application = {}
       this.plugins.file = this.plugins.file || {}
     },
   },