Added sensors component

platypush/backend/http/webapp/dist/static/js/chunk-06539e5d.1a0f4e72.js

@@ -1,2 +1,2 @@
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platypush/backend/http/webapp/dist/static/js/chunk-31bc5041.821f5281.js

@@ -1,2 +1,2 @@
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platypush/backend/http/webapp/src/Events.vue

@@ -67,6 +67,8 @@ export default {
       for (let handler of handlers) {
         if (handler instanceof Array)
           handler = handler[0]
+        else if (handler instanceof Object)
+          handler = Object.values(handler)[0]
 
         handler(event.args)
       }

platypush/backend/http/webapp/src/components/widgets/Component/Index.vue

@@ -0,0 +1,210 @@
+<template>
+  <div class="component-widget">
+    <Loading v-if="loading" />
+    <div class="container" ref="container" />
+  </div>
+</template>
+
+<script>
+import Utils from "@/Utils";
+import Loading from "@/components/Loading";
+import components from './index'
+import { createApp, h } from "vue";
+import mitt from 'mitt';
+
+const bus = mitt();
+
+export default {
+  name: "Elements",
+  components: {Loading},
+  mixins: [Utils],
+  props: {
+    content: {
+      type: String,
+    },
+  },
+
+  data() {
+    return {
+      loading: false,
+      unwatch: null,
+    }
+  },
+
+  methods: {
+    _parseActions(element) {
+      const actionsTags = [...element.children].filter((node) => node.tagName?.toLowerCase() === 'actions')
+      const children = actionsTags?.length ? actionsTags[0].children : element.children
+      const actionTags = [...children].filter((node) => node.tagName?.toLowerCase() === 'action')
+
+      if (!actionTags?.length)
+        return
+
+      return [...actionTags]
+          .map((actionTag) => {
+            return {
+              action: actionTag.attributes.name.value,
+              args: [...actionTag.children].reduce((obj, arg) => {
+                let value = undefined
+                try {
+                  value = JSON.parse(arg.innerText)
+                } catch (e) {
+                  if (arg.innerText?.length)
+                    value = arg.innerText
+                }
+
+                obj[arg.tagName.toLowerCase()] = value
+                return obj
+              }, {}),
+            }
+          })
+    },
+
+    _parseVars(element) {
+      const varsTags = [...element.children].filter((node) => node.tagName?.toLowerCase() === 'vars')
+      if (!varsTags?.length)
+        return
+
+      return [...varsTags[0].children].reduce((vars, varTag) => {
+        let value = undefined
+        try {
+          value = JSON.parse(varTag.innerText)
+        } catch (e) {
+          if (varTag.innerText?.length)
+            value = varTag.innerText
+        }
+        vars[varTag.tagName.toLowerCase()] = value
+        return vars
+      }, {})
+    },
+
+    _parseHandlers(element) {
+      const handlers = {}
+      const parseHndlScript = (hndlText) => {
+        return (app) => {
+          return eval(`// noinspection JSUnusedLocalSymbols
+          (async function (self) {
+            ${hndlText}
+          })`)(app)
+        }
+      }
+
+      const parseEventHndl = (hndlText) => {
+        return (app) => {
+          return (event) => {
+            return eval(`// noinspection JSUnusedLocalSymbols
+            (async function (self, event) {
+              ${hndlText}
+            })`)(app, event)
+          }
+        }
+      }
+
+      const hndlTags = [...element.children].filter((node) => node.tagName?.toLowerCase() === 'handlers')
+      if (hndlTags?.length) {
+        const mounted = [...hndlTags[0].children].filter((node) => node.tagName?.toLowerCase() === 'mounted')
+        if (mounted?.length)
+          handlers.mounted = parseHndlScript(mounted[0].innerText)
+
+        const refresh = [...hndlTags[0].children].filter((node) => node.tagName?.toLowerCase() === 'refresh')
+        if (refresh?.length) {
+          handlers.refresh = {
+            handler: parseHndlScript(refresh[0].innerText),
+            interval: refresh[0].attributes.interval?.value || 10,
+          }
+        }
+
+        const events = [...hndlTags[0].children].filter((node) => node.tagName?.toLowerCase() === 'event')
+        if (events?.length)
+          handlers.events = events.reduce((events, hndlTag) => {
+            events[hndlTag.attributes.type.value] = parseEventHndl(hndlTag.innerText)
+            return events
+          }, {})
+      }
+
+      const actionsTags = [...element.children].filter((node) => node.tagName?.toLowerCase() === 'actions')
+      if (actionsTags?.length) {
+        const beforeActionsTags = [...actionsTags[0].children].filter((node) => node.tagName?.toLowerCase() === 'before')
+        if (beforeActionsTags?.length)
+          handlers.beforeActions = parseHndlScript(beforeActionsTags[0].innerText)
+
+        const afterActionsTags = [...actionsTags[0].children].filter((node) => node.tagName?.toLowerCase() === 'after')
+        if (afterActionsTags?.length)
+          handlers.afterActions = parseHndlScript(afterActionsTags[0].innerText)
+      }
+
+      return handlers
+    },
+
+    _parseProps(element) {
+      return [...element.attributes].reduce((obj, attr) => {
+        obj[attr.name] = attr.value
+        return obj
+      }, {})
+    },
+
+    propagateEvent(event) {
+      bus.emit('event', event)
+    },
+
+    _addEventHandler() {
+      this.unwatch = this.subscribe((event) => {
+        bus.emit('event', event)
+      })
+    },
+
+    _removeEventHandler() {
+      if (this.unwatch) {
+        this.unwatch()
+        this.unwatch = null
+      }
+    },
+  },
+
+  mounted() {
+    this.loading = true
+    this._addEventHandler()
+
+    try {
+      this.$refs.container.innerHTML = this.content
+
+      Object.entries(components).forEach(([name, component]) => {
+        this.$options.components[name] = component;
+        [...this.$refs.container.getElementsByTagName(name)].forEach((element) => {
+          const props = this._parseProps(element)
+          props.actions = this._parseActions(element)
+          props.handlers = this._parseHandlers(element)
+          props._vars = this._parseVars(element)
+
+          createApp({
+            render() { return h(component, props) },
+            data() {
+              return { bus: bus }
+            },
+          }).mount(element)
+        })
+      })
+
+      for (const tagName of ['handlers', 'actions', 'vars'])
+        this.$refs.container.getElementsByTagName(tagName).forEach((hndlTag) => {
+          hndlTag.parentNode.removeChild(hndlTag)
+        })
+    } finally {
+      this.loading = false
+    }
+  },
+
+  unmounted() {
+    this._removeEventHandler()
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+.component-widget {
+  margin: -.75em 0 0 -.75em !important;
+  padding: 0;
+  width: calc(100% + 1.5em);
+  height: calc(100% + 1.5em);
+}
+</style>

platypush/backend/http/webapp/src/components/widgets/Component/components/Run.vue

@@ -0,0 +1,25 @@
+<template>
+  <div class="run component-row" @click="run">
+    <div class="col-1 icon-container" v-if="hasIcon">
+      <img class="icon" :src="iconUrl" :alt="name" v-if="iconUrl?.length">
+      <i class="icon" :class="iconClass" :style="iconStyle" v-else />
+    </div>
+    <div :class="{'col-11': hasIcon, 'col-12': !hasIcon}" v-text="name" />
+  </div>
+</template>
+
+<script>
+import mixins from './mixins';
+
+/**
+ * This component is used to run one or more actions.
+ */
+export default {
+  name: "Run",
+  mixins: [mixins],
+}
+</script>
+
+<style lang="scss" scoped>
+@import "mixins";
+</style>

platypush/backend/http/webapp/src/components/widgets/Component/components/Sensor.vue

@@ -0,0 +1,68 @@
+<template>
+  <div class="sensor component-row" @click="run">
+    <div class="col-1 icon-container" v-if="hasIcon">
+      <img class="icon" :src="iconUrl" :alt="name" v-if="iconUrl?.length">
+      <i class="icon" :class="iconClass" :style="iconStyle" v-else />
+    </div>
+    <div :class="{'col-8': hasIcon, 'col-9': !hasIcon}" v-text="name" />
+    <div class="col-3 value-container">
+      <div class="value">
+        {{ value }}
+        <span v-if="unit" v-text="unit" />
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import mixins from './mixins';
+
+/**
+ * This component is used to monitor values from sensors.
+ */
+export default {
+  name: "Sensor",
+  mixins: [mixins],
+  props: {
+    /**
+     * Optional unit used for the sensor value
+     */
+    unit: {
+      type: String,
+    },
+  },
+
+  methods: {
+    async run() {
+      if (this.handlers.beforeActions)
+        await this.handlers.beforeActions(this)
+
+      if (this.actions?.length)
+        for (const action of this.actions)
+          await this.request_(action)
+      else
+        await this.refresh()
+
+      if (this.handlers.afterActions) {
+        await this.handlers.afterActions(this)
+      }
+    },
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+@import "mixins";
+
+.sensor {
+  .value-container {
+    position: relative;
+
+    .value {
+      position: absolute;
+      right: 0;
+      font-weight: bold;
+    }
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/widgets/Component/components/Slider.vue

@@ -0,0 +1,75 @@
+<template>
+  <div class="slider-root component-row">
+    <div class="col-1 icon-container" v-if="hasIcon">
+      <img class="icon" :src="iconUrl" :alt="name" v-if="iconUrl?.length">
+      <i class="icon" :class="iconClass" :style="iconStyle" v-else />
+    </div>
+    <div :class="{'col-6': hasIcon, 'col-7': !hasIcon}" v-text="name" />
+    <div class="col-5 slider-container">
+      <div class="slider">
+        <SliderElement :value="value" :range="[parseFloat(min), parseFloat(max)]" @mouseup="run" />
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import mixins from './mixins';
+import SliderElement from "@/components/elements/Slider";
+
+/**
+ * This component can be used to run action on the basis of a
+ * numeric value included in a specified interval (i.e. a slider).
+ */
+export default {
+  name: "Slider",
+  components: {SliderElement},
+  mixins: [mixins],
+  props: {
+    /**
+     * Minimum value for the slider (default: 0).
+     */
+    min: {
+      type: [String, Number],
+      default: 0,
+    },
+
+    /**
+     * Maximum value for the slider.
+     */
+    max: {
+      type: [String, Number],
+      required: true,
+    },
+  },
+
+  methods: {
+    async run(event) {
+      this.value = parseFloat(event.target.value)
+
+      if (this.handlers.beforeActions)
+        await this.handlers.beforeActions(this)
+      for (const action of this.actions)
+        await this.request_(action)
+      if (this.handlers.afterActions) {
+        await this.handlers.afterActions(this)
+      }
+    },
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+@import "mixins";
+
+.slider-root {
+  .slider-container {
+    position: relative;
+
+    .slider {
+      position: absolute;
+      right: 0;
+    }
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/widgets/Component/components/Switch.vue

@@ -0,0 +1,44 @@
+<template>
+  <div class="switch component-row" @click="run">
+    <div class="col-1 icon-container" v-if="hasIcon">
+      <img class="icon" :src="iconUrl" :alt="name" v-if="iconUrl?.length">
+      <i class="icon" :class="iconClass" :style="iconStyle" v-else />
+    </div>
+    <div :class="{'col-9': hasIcon, 'col-10': !hasIcon}" v-text="name" />
+    <div class="col-2 toggle-container">
+      <div class="toggle">
+        <ToggleSwitch :value="value" @input.stop="run" />
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import mixins from './mixins';
+import ToggleSwitch from "@/components/elements/ToggleSwitch";
+
+/**
+ * This component can be used to trigger toggle actions on
+ * entities with a binary (ON/OFF) state.
+ */
+export default {
+  name: "Switch",
+  components: {ToggleSwitch},
+  mixins: [mixins],
+}
+</script>
+
+<style lang="scss" scoped>
+@import "mixins";
+
+.switch {
+  .toggle-container {
+    position: relative;
+
+    .toggle {
+      position: absolute;
+      right: 0;
+    }
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/widgets/Component/components/mixins.js

@@ -0,0 +1,183 @@
+import Utils from "@/Utils";
+
+export default {
+    mixins: [Utils],
+    props: {
+        /**
+         * Component name
+         */
+        name: {
+            type: String,
+            default: '[Unnamed sensor]',
+        },
+
+        /**
+         * Action (FontAwesome) icon class (default: `fa fa-play`)
+         */
+        iconClass: {
+            type: String,
+        },
+
+        /**
+         * Action icon URL (default: `fa fa-play`)
+         */
+        iconUrl: {
+            type: String,
+        },
+
+        /**
+         * Action icon color override, for FontAwesome icons
+         */
+        iconColor: {
+            type: String,
+        },
+
+        /**
+         * Actions to run upon interaction with the widget. Format:
+         *
+         * [
+         *   {
+         *     "action": "light.hue.toggle",
+         *     "args": {
+         *       "lights": ["Bulb 1", "Bulb 2"]
+         *     }
+         *   },
+         *   {
+         *     "action": "music.mpd.pause"
+         *   }
+         * ]
+         */
+        actions: {
+            type: Array,
+            default: () => { return [] },
+        },
+
+        /**
+         * Map of variables used by this component, in the form
+         * variable_name -> variable_value.
+         */
+        _vars: {
+            type: Object,
+            default: () => { return {} },
+        },
+
+        /**
+         * Map of handlers, in the form of event_type -> functions.
+         * Supported event handler types:
+         *
+         *   - mounted: Function to execute when the component is mounted.
+         *   - beforeActions: Function to execute before the component action is run.
+         *   - afterActions: Function to execute after the component action is run.
+         *   - refresh: Function to be called at startup (if mounted is also specified
+         *              then refresh will be called after mounted when the component is
+         *              first mounted) and at regular intervals defined on the
+         *              interval property (default: 10 seconds).
+         *   - events: This is a mapping of functions that react to Platypush
+         *             platform events published on the websocket (e.g. lights or
+         *             switches toggles, media events etc.). The form is
+         *             platypush_event_type -> function.
+         */
+        handlers: {
+            type: Object,
+            default: () => { return {} },
+        },
+
+        /**
+         * Event bus
+         */
+        bus: {
+            type: Object,
+        },
+    },
+
+    data() {
+        return {
+            vars: {...(this._vars || {})},
+            _interval: undefined,
+            refresh: null,
+            refreshInterval: null,
+            value: null,
+            loading: false,
+        }
+    },
+
+    computed: {
+        iconStyle() {
+            if (!this.iconClass?.length && this.iconColor?.length)
+                return
+
+            return {'color': this.iconColor}
+        },
+
+        hasIcon() {
+            return this.iconUrl?.length || this.iconClass?.length
+        },
+    },
+
+    methods: {
+        async run() {
+            if (this.handlers.input)
+                return this.handlers.input(this)(this.value)
+
+            if (this.handlers.beforeActions)
+                await this.handlers.beforeActions(this)
+            for (const action of this.actions)
+                await this.request_(action)
+            if (this.handlers.afterActions) {
+                await this.handlers.afterActions(this)
+            }
+        },
+
+        async request_(action) {
+            const args = Object.entries(action.args).reduce((args, [key, value]) => {
+                if (value.trim) {
+                    value = value.trim()
+                    const m = value.match(/^{{\s*(.*)\s*}}/)
+                    if (m) {
+                        value = eval(`// noinspection JSUnusedLocalSymbols
+                        (function (self) {
+                            return ${m[1]}
+                        })`)(this)
+                    }
+                }
+
+                args[key] = value
+                return args
+            }, {})
+
+            await this.request(action.action, args)
+        },
+
+        async processEvent(event) {
+            const hndl = (this.handlers.events || {})[event.type]
+            if (hndl)
+                await hndl(this)(event)
+        },
+    },
+
+    async mounted() {
+        this.$root.bus.on('event', this.processEvent)
+
+        if (this.handlers.mounted)
+            await this.handlers.mounted(this)
+
+        if (this.handlers.refresh) {
+            this.refreshInterval = (this.handlers.refresh?.interval || 0) * 1000
+            this.refresh = () => {
+                this.handlers.refresh.handler(this)
+            }
+
+            await this.refresh()
+            if (this.refreshInterval) {
+                const self = this
+                const wrapper = () => { return self.refresh() }
+                this._interval = setInterval(wrapper, this.refreshInterval)
+            }
+        }
+    },
+
+    unmounted() {
+        if (this._interval)
+            clearInterval(this._interval)
+    }
+}

platypush/backend/http/webapp/src/components/widgets/Component/components/mixins.scss

@@ -0,0 +1,15 @@
+@mixin component-row {
+  width: 100%;
+  display: flex;
+  cursor: pointer;
+  padding: .75em .5em;
+  border-bottom: $default-border;
+
+  &:hover {
+    background: $hover-bg;
+  }
+}
+
+.component-row {
+  @include component-row;
+}

platypush/backend/http/webapp/src/components/widgets/Component/index.js

@@ -0,0 +1,11 @@
+import Run from './components/Run'
+import Switch from './components/Switch'
+import Slider from './components/Slider'
+import Sensor from "@/components/widgets/Component/components/Sensor";
+
+export default {
+    Run,
+    Switch,
+    Slider,
+    Sensor,
+}

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

@@ -40,7 +40,7 @@ export default {
     },
 
     generateId() {
-      return btoa([...Array(16).keys()].forEach(() => String.fromCharCode(Math.round(Math.random() * 255))))
+      return btoa([...Array(11).keys()].map(() => String.fromCharCode(Math.round(Math.random() * 255))))
     },
   }
 }

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

@@ -59,27 +59,29 @@ export default {
     parseTemplate(name, tmpl) {
       const node = new DOMParser().parseFromString(tmpl, 'text/xml').childNodes[0]
       const self = this
-      this.style = node.attributes.style ? node.attributes.style.nodeValue : undefined
+      this.style = node.attributes.style?.nodeValue
-      this.class = node.attributes.class ? node.attributes.class.nodeValue : undefined
+      this.class = node.attributes.class?.nodeValue
 
       this.rows = [...node.getElementsByTagName('Row')].map((row) => {
         return {
-          style: row.attributes.style ? row.attributes.style.nodeValue : undefined,
+          style: row.attributes.style?.nodeValue,
-          class: row.attributes.class ? row.attributes.class.nodeValue : undefined,
+          class: row.attributes.class?.nodeValue,
           widgets: [...row.children].map((el) => {
             const component = defineAsyncComponent(
                 () => import(`@/components/widgets/${el.nodeName}/Index`)
             )
 
-            const style = el.attributes.style ? el.attributes.style.nodeValue : undefined
+            const style = el.attributes.style?.nodeValue
-            const classes = el.attributes.class ? el.attributes.class.nodeValue : undefined
+            const classes = el.attributes.class?.nodeValue
             const attrs = [...el.attributes].reduce((obj, node) => {
               if (node.nodeName !== 'style') {
                 obj[node.nodeName] = node.nodeValue
               }
 
               return obj
-            }, {})
+            }, {
+              content: el.innerHTML,
+            })
 
             const widget = {
               component: component,