[#341] [UI] Implemented support for procedure entities.

- Added UI panel.

- Added support for entity types.

- Enhanced ability to edit procedures.

- Added ability to create, rename, edit, duplicate and delete stored
  procedures.

- Added support for YAML dumps of non-Python procedures.

- Added support for visualizing Python procedures directly in their
  source files.

platypush/backend/http/webapp/src/components/Action/ActionArgs.vue

@@ -1,5 +1,5 @@
 <template>
-  <div class="args-body">
+  <div class="args-body" @keydown="onKeyDown">
     <div class="args-list"
          v-if="Object.keys(action.args).length || action.supportsExtraArgs">
       <!-- Supported action arguments -->
@@ -77,9 +77,11 @@ export default {
     'arg-edit',
     'extra-arg-name-edit',
     'extra-arg-value-edit',
+    'input',
     'remove',
     'select',
   ],
+
   props: {
     action: Object,
     loading: Boolean,
@@ -88,6 +90,18 @@ export default {
     selectedArgdoc: String,
   },
 
+  computed: {
+    allArgs() {
+      return {
+        ...this.action.args,
+        ...this.action.extraArgs.reduce((acc, arg) => {
+          acc[arg.name] = arg
+          return acc
+        }, {}),
+      }
+    },
+  },
+
   methods: {
     onArgAdd() {
       this.$emit('add')
@@ -124,6 +138,19 @@ export default {
     onSelect(arg) {
       this.$emit('select', arg)
     },
+
+    onKeyDown(event) {
+      if (event.key === 'Enter' && !(event.shiftKey || event.ctrlKey || event.altKey || event.metaKey))
+        this.onEnter(event)
+    },
+
+    onEnter(event) {
+      if (!event.target.tagName.match(/input|textarea/i))
+        return
+
+      event.preventDefault()
+      this.$emit('input', this.allArgs)
+    },
   },
 }
 </script>

platypush/backend/http/webapp/src/components/Action/ActionTile.vue

@@ -1,16 +1,22 @@
 <template>
+  <div class="action-tile-container">
     <div class="action-tile"
-       :class="{drag: draggable && dragging}"
-       :draggable="draggable"
-       @dragstart="onDragStart"
-       @dragend="onDragEnd"
+         ref="tile"
          @click="$refs.actionEditor.show">
-    <div class="action-delete" title="Remove" v-if="withDelete" @click.stop="$emit('delete')">
+      <div class="action-delete"
+           title="Remove"
+           v-if="withDelete && !readOnly"
+           @click.stop="$emit('delete')">
         <i class="icon fas fa-xmark" />
       </div>
 
       <div class="action-name" v-if="name?.length">
+        <span class="icon">
+          <ExtensionIcon :name="name.split('.')[0]" size="1.5em" />
+        </span>
+        <span class="name">
           {{ name }}
+        </span>
       </div>
 
       <div class="new-action" v-else>
@@ -30,26 +36,64 @@
       </div>
     </div>
 
+    <Draggable :element="tile"
+               :disabled="readOnly"
+               :value="value"
+               @drag="$emit('drag', $event)"
+               @drop="$emit('drop', $event)"
+               v-if="draggable" />
+
+    <Droppable :element="tile"
+               :disabled="readOnly"
+               @dragenter="$emit('dragenter', $event)"
+               @dragleave="$emit('dragleave', $event)"
+               @dragover="$emit('dragover', $event)"
+               @drop="$emit('drop', $event)"
+               v-if="draggable" />
+
     <div class="action-editor-container">
       <Modal ref="actionEditor" title="Edit Action">
-      <ActionEditor :value="value" with-save @input="onInput"
+        <ActionEditor :value="value"
+                      :with-save="!readOnly"
+                      @input="onInput"
                       v-if="this.$refs.actionEditor?.$data?.isVisible" />
       </Modal>
     </div>
+  </div>
 </template>
 
 <script>
 import ActionEditor from "@/components/Action/ActionEditor"
-import Modal from "@/components/Modal";
+import Draggable from "@/components/elements/Draggable"
+import Droppable from "@/components/elements/Droppable"
+import ExtensionIcon from "@/components/elements/ExtensionIcon"
+import Modal from "@/components/Modal"
 
 export default {
-  emits: ['input', 'delete', 'drag', 'drop'],
+  emits: [
+    'delete',
+    'drag',
+    'dragenter',
+    'dragleave',
+    'dragover',
+    'drop',
+    'input',
+  ],
+
   components: {
     ActionEditor,
+    Draggable,
+    Droppable,
+    ExtensionIcon,
     Modal,
   },
 
   props: {
+    draggable: {
+      type: Boolean,
+      default: true,
+    },
+
     value: {
       type: Object,
       default: () => ({
@@ -65,7 +109,7 @@ export default {
       default: false,
     },
 
-    draggable: {
+    readOnly: {
       type: Boolean,
       default: false,
     },
@@ -73,7 +117,7 @@ export default {
 
   data() {
     return {
-      dragging: false,
+      tile: null,
     }
   },
 
@@ -84,20 +128,11 @@ export default {
   },
 
   methods: {
-    onDragStart(event) {
-      this.dragging = true
-      event.dataTransfer.dropEffect = 'move'
-      event.dataTransfer.effectAllowed = 'move'
-      event.dataTransfer.setData('application/json', JSON.stringify(this.value))
-      this.$emit('drag')
-    },
-
-    onDragEnd() {
-      this.dragging = false
-      this.$emit('drop')
-    },
-
     onInput(value) {
+      if (!value || this.readOnly) {
+        return
+      }
+
       this.$emit('input', {
         ...this.value,
         name: value.action,
@@ -109,12 +144,19 @@ export default {
       this.$refs.actionEditor.close()
     },
   },
+
+  mounted() {
+    this.tile = this.$refs.tile
+  },
 }
 </script>
 
 <style lang="scss" scoped>
 @import "common";
 
+.action-tile-container {
+  position: relative;
+
   .action-tile {
     min-width: 20em;
     background: $tile-bg;
@@ -133,8 +175,8 @@ export default {
       background: $tile-hover-bg;
     }
 
-  &.drag {
-    opacity: 0.5;
+    &.selected {
+      background: $tile-hover-bg;
     }
 
     .action-delete {
@@ -146,6 +188,7 @@ export default {
       right: 0;
       opacity: 0.7;
       transition: opacity 0.25s ease-in-out;
+      cursor: pointer;
 
       &:hover {
         opacity: 1;
@@ -153,9 +196,17 @@ export default {
     }
 
     .action-name {
+      display: inline-flex;
       font-size: 1.1em;
       font-weight: bold;
       font-family: monospace;
+      align-items: center;
+
+      .icon {
+        width: 1.5em;
+        height: 1.5em;
+        margin-right: 0.75em;
+      }
     }
 
     .new-action {
@@ -224,4 +275,5 @@ export default {
       }
     }
   }
+}
 </style>

platypush/backend/http/webapp/src/components/Action/ActionsList.vue

@@ -0,0 +1,222 @@
+<template>
+  <div class="actions" :class="{dragging: dragItem != null}">
+    <div class="row item action" v-for="(action, index) in actions" :key="index">
+      <ActionsListItem :value="action"
+                       :active="dragItem != null"
+                       :read-only="readOnly"
+                       :spacer-bottom="visibleBottomSpacers[index]"
+                       :spacer-top="visibleTopSpacers[index]"
+                       :ref="`action-tile-${index}`"
+                       @delete="deleteAction(index)"
+                       @drag="dragItem = index"
+                       @dragend.prevent="dragItem = null"
+                       @dragenterspacer.prevent="dropIndex = index"
+                       @dragleavespacer.prevent="dropIndex = undefined"
+                       @dragover.prevent="onTileDragOver($event, index)"
+                       @dragoverspacer.prevent="dropIndex = index"
+                       @drop="onDrop(index)"
+                       @input="editAction($event, index)" />
+    </div>
+
+    <div class="row item action">
+      <ActionTile :value="newAction"
+                  :draggable="false"
+                  @input="addAction"
+                  v-if="!readOnly" />
+    </div>
+  </div>
+</template>
+
+<script>
+import ActionsListItem from "./ActionsListItem"
+import ActionTile from "./ActionTile"
+import Utils from "@/Utils"
+
+export default {
+  mixins: [Utils],
+  emits: ['input'],
+  components: {
+    ActionsListItem,
+    ActionTile,
+  },
+
+  props: {
+    value: {
+      type: Object,
+      default: () => ({
+        name: undefined,
+        actions: [],
+      }),
+    },
+
+    readOnly: {
+      type: Boolean,
+      default: false,
+    },
+  },
+
+  data() {
+    return {
+      actions: [],
+      dragItem: undefined,
+      dropIndex: undefined,
+      newAction: {},
+      spacerElements: {},
+      visibleTopSpacers: {},
+      visibleBottomSpacers: {},
+    }
+  },
+
+  computed: {
+    hasChanges() {
+      return JSON.stringify(this.value) !== JSON.stringify(this.actions)
+    },
+  },
+
+  methods: {
+    onDrop(index) {
+      if (this.dragItem == null || this.readOnly)
+        return
+
+      this.actions.splice(
+        index, 0, this.actions.splice(this.dragItem, 1)[0]
+      )
+
+      this.dragItem = null
+      this.dropIndex = null
+    },
+
+    onTileDragOver(event, index) {
+      if (this.dragItem == null || this.readOnly || this.dragItem === index)
+        return
+
+      const dragOverTile = this.$refs[`action-tile-${index}`]?.[0]
+      const dragOverTileEl = dragOverTile?.$el?.nextSibling
+      if (!dragOverTileEl)
+        return
+
+      const rootTop = this.$el.getBoundingClientRect().top
+      const cursorY = event.clientY - rootTop
+      const dragOverTilePos = {
+        top: dragOverTileEl.offsetTop,
+        bottom: dragOverTileEl.offsetTop + dragOverTileEl.offsetHeight,
+      }
+
+      const dragOverTileSectionHeight = (dragOverTilePos.bottom - dragOverTilePos.top) / 3
+      let cursorTileSection = null
+
+      if (cursorY < dragOverTilePos.top + dragOverTileSectionHeight) {
+        cursorTileSection = 'top'
+      } else if (cursorY < dragOverTilePos.bottom - dragOverTileSectionHeight) {
+        cursorTileSection = 'middle'
+      } else {
+        cursorTileSection = 'bottom'
+      }
+
+      if (cursorTileSection === 'middle') {
+        this.dropIndex = null
+        return
+      }
+
+      if (cursorTileSection === 'top' && index < this.dragItem) {
+        this.dropIndex = index
+      } else if (cursorTileSection === 'bottom' && index > this.dragItem) {
+        if (index === this.actions.length - 1) {
+          this.dropIndex = index + 1
+        } else {
+          this.dropIndex = index
+        }
+      }
+    },
+
+    editAction(action, index) {
+      this.actions[index] = action
+    },
+
+    addAction(action) {
+      this.actions.push(action)
+    },
+
+    deleteAction(index) {
+      this.actions.splice(index, 1)
+    },
+
+    resetSpacers() {
+      this.visibleTopSpacers = Object.keys(this.actions).reduce((acc, index) => {
+        acc[index] = true
+        return acc
+      }, {})
+
+      this.visibleBottomSpacers = {[this.actions.length - 1]: true}
+      this.syncSpacers()
+    },
+
+    syncSpacers() {
+      this.$nextTick(() => {
+        this.spacerElements = Object.keys(this.actions).reduce((acc, index) => {
+          acc[index] = this.$refs[`dropTarget_${index}`]?.[0]
+          return acc
+        }, {})
+      })
+    },
+
+    syncValue() {
+      if (!this.value || !this.hasChanges)
+        return
+
+      this.actions = this.value
+    },
+  },
+
+  watch: {
+    actions: {
+      deep: true,
+      handler(value) {
+        this.$emit('input', value)
+        this.resetSpacers()
+      },
+    },
+
+    dragItem(value) {
+      if (value == null || this.readOnly) {
+        this.resetSpacers()
+      } else {
+        this.visibleTopSpacers = Object.keys(this.actions).reduce((acc, index) => {
+          acc[index] = this.dragItem > index
+          return acc
+        }, {})
+
+        this.visibleBottomSpacers = Object.keys(this.actions).reduce((acc, index) => {
+          acc[index] = this.dragItem < index
+          return acc
+        }, {})
+
+        this.syncSpacers()
+      }
+    },
+
+    value: {
+      immediate: true,
+      deep: true,
+      handler() {
+        this.syncValue()
+      },
+    },
+  },
+
+  mounted() {
+    this.syncValue()
+    this.resetSpacers()
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+$spacer-height: 1em;
+
+.actions {
+  .action {
+    margin: 0;
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/Action/ActionsListItem.vue

@@ -0,0 +1,210 @@
+<template>
+  <div class="row item action" :class="{ dragging }">
+    <div class="spacer-wrapper" :class="{ hidden: !spacerTop }">
+      <div class="spacer"
+           :class="{ active }"
+           ref="dropTargetTop">
+        <div class="droppable-wrapper">
+          <div class="droppable-container">
+            <div class="droppable-frame">
+              <div class="droppable" />
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <Droppable :element="$refs.dropTargetTop"
+                 :disabled="readOnly"
+                 @dragend.prevent="onDrop"
+                 @dragenter.prevent="$emit('dragenterspacer', $event)"
+                 @dragleave.prevent="$emit('dragleavespacer', $event)"
+                 @dragover.prevent="$emit('dragoverspacer', $event)"
+                 @drop="$emit('drop', $event)" />
+    </div>
+
+    <div class="spacer" v-if="dragging" />
+
+    <ActionTile :value="value"
+                :draggable="!readOnly"
+                :read-only="readOnly"
+                :with-delete="!readOnly"
+                @contextmenu="$emit('contextmenu', $event)"
+                @drag="onDragStart"
+                @dragend.prevent="onDragEnd"
+                @dragover.prevent="$emit('dragover', $event)"
+                @drop="onDrop"
+                @input="$emit('input', $event)"
+                @delete="$emit('delete', $event)" />
+
+    <div class="spacer" v-if="dragging" />
+
+    <div class="spacer-wrapper" :class="{ hidden: !spacerBottom }">
+      <div class="spacer" :class="{ active }" ref="dropTargetBottom">
+        <div class="droppable-wrapper">
+          <div class="droppable-container">
+            <div class="droppable-frame">
+              <div class="droppable" />
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <Droppable :element="$refs.dropTargetBottom"
+                 :disabled="readOnly"
+                 @dragend.prevent="onDrop"
+                 @dragenter.prevent="$emit('dragenterspacer', $event)"
+                 @dragleave.prevent="$emit('dragleavespacer', $event)"
+                 @dragover.prevent="$emit('dragoverspacer', $event)"
+                 @drop="onDrop" />
+    </div>
+  </div>
+</template>
+
+<script>
+import ActionTile from "@/components/Action/ActionTile"
+import Droppable from "@/components/elements/Droppable"
+import Utils from "@/Utils"
+
+export default {
+  mixins: [Utils],
+  emits: [
+    'contextmenu',
+    'delete',
+    'drag',
+    'dragend',
+    'dragenter',
+    'dragenterspacer',
+    'dragleave',
+    'dragleavespacer',
+    'dragover',
+    'dragoverspacer',
+    'drop',
+    'input',
+  ],
+
+  components: {
+    ActionTile,
+    Droppable,
+  },
+
+  props: {
+    active: {
+      type: Boolean,
+      default: false,
+    },
+
+    readOnly: {
+      type: Boolean,
+      default: false,
+    },
+
+    spacerBottom: {
+      type: Boolean,
+      default: false,
+    },
+
+    spacerTop: {
+      type: Boolean,
+      default: true,
+    },
+
+    value: {
+      type: Object,
+      required: true,
+    },
+  },
+
+  data() {
+    return {
+      dragging: false,
+      dragItem: undefined,
+      dropIndex: undefined,
+      newAction: {},
+      spacerElements: {},
+      visibleTopSpacers: {},
+      visibleBottomSpacers: {},
+    }
+  },
+
+  methods: {
+    onDragStart(event) {
+      this.dragging = true
+      this.$emit('drag', event)
+    },
+
+    onDragEnd(event) {
+      this.dragging = false
+      this.$emit('dragend', event)
+    },
+
+    onDrop(event) {
+      this.dragging = false
+      this.$emit('drop', event)
+    },
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+$spacer-height: 1em;
+
+.action {
+  margin: 0;
+
+  .spacer {
+    height: $spacer-height;
+
+    &.active {
+      border-top: 1px dashed transparent;
+      border-bottom: 1px dashed transparent;
+
+      .droppable-frame {
+        border: 1px dashed $selected-fg;
+        border-radius: 0.5em;
+      }
+    }
+
+    &.selected {
+      height: 5em;
+      padding: 0.5em 0;
+
+      .droppable-frame {
+        height: 100%;
+        margin: 0.5em 0;
+        padding: 0.1em;
+        border: 2px dashed $ok-fg;
+      }
+
+      .droppable {
+        height: 100%;
+        background: $play-btn-fg;
+        border: none;
+        box-shadow: none;
+        border-radius: 1em;
+        opacity: 0.5;
+      }
+    }
+  }
+
+  .droppable-wrapper,
+  .droppable-container {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    align-items: center;
+  }
+
+  .droppable-container {
+    .droppable-frame {
+      width: 100%;
+      height: 1px;
+      opacity: 0.5;
+    }
+
+    .droppable {
+      width: 100%;
+      opacity: 0.8;
+    }
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/Action/vars.scss

@@ -1,15 +1,7 @@
-$section-shadow: 0 3px 3px 0 rgba(187,187,187,0.75), 0 3px 3px 0 rgba(187,187,187,0.75);
-$title-bg: #eee;
-$title-border: 1px solid #ddd;
-$title-shadow: 0 3px 3px 0 rgba(187,187,187,0.75);
-$extra-params-btn-bg: #eee;
-$doc-shadow: 0 1px 3px 1px #d7d3c0, inset 0 1px 1px 0 #d7d3c9;
-$output-bg: #151515;
-$output-shadow: $doc-shadow;
-$response-fg: white;
-$error-fg: red;
-$doc-bg: linear-gradient(#effbe3, #e0ecdb);
-$procedure-submit-btn-bg: #ebffeb;
+$extra-params-btn-bg: $title-bg;
+$response-fg: $inverse-fg;
+$error-fg: $error-fg-2;
+$procedure-submit-btn-bg: $submit-btn-bg;
 $section-title-bg: rgba(0, 0, 0, .04);
 $params-desktop-width: 30em;
 $params-tablet-width: 20em;

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

@@ -117,7 +117,7 @@ export default {
 
   computed: {
     specialPlugins() {
-      return ['execute', 'entities', 'file']
+      return ['execute', 'entities', 'file', 'procedures']
     },
 
     panelNames() {
@@ -131,6 +131,7 @@ export default {
 
       let panelNames = Object.keys(this.panels).sort()
       panelNames = prepend(panelNames, 'file')
+      panelNames = prepend(panelNames, 'procedures')
       panelNames = prepend(panelNames, 'execute')
       panelNames = prepend(panelNames, 'entities')
       return panelNames
@@ -156,6 +157,8 @@ export default {
         return 'Execute'
       if (name === 'file')
         return 'Files'
+      if (name === 'procedures')
+        return 'Procedures'
 
       return name
     },

platypush/backend/http/webapp/src/components/Procedure/ProcedureDump.vue

@@ -0,0 +1,91 @@
+<template>
+  <div class="procedure-dump">
+    <Loading v-if="loading" />
+
+    <div class="dump-container" v-else>
+      <CopyButton :text="yaml?.trim()" />
+      <pre><code v-html="highlightedYAML" /></pre>
+    </div>
+  </div>
+</template>
+
+<script>
+import 'highlight.js/lib/common'
+import 'highlight.js/styles/stackoverflow-dark.min.css'
+import hljs from "highlight.js"
+
+import CopyButton from "@/components/elements/CopyButton"
+import Loading from "@/components/Loading";
+import Utils from "@/Utils"
+
+export default {
+  mixins: [Utils],
+  components: {
+    CopyButton,
+    Loading
+  },
+
+  props: {
+    procedure: {
+      type: Object,
+      required: true
+    }
+  },
+
+  data() {
+    return {
+      loading: false,
+      yaml: null,
+    }
+  },
+
+  computed: {
+    highlightedYAML() {
+      return hljs.highlight(
+        '# You can copy this code in a YAML configuration file\n' +
+        '# if you prefer to store this procedure in a file.\n' +
+        this.yaml || '',
+        {language: 'yaml'}
+      ).value
+    },
+  },
+
+  methods: {
+    async refresh() {
+      this.loading = true
+      try {
+        this.yaml = await this.request('procedures.to_yaml', {procedure: this.procedure})
+      } finally {
+        this.loading = false
+      }
+    }
+  },
+
+  mounted() {
+    this.refresh()
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+.procedure-dump {
+  width: 100%;
+  height: 100%;
+  background: #181818;
+
+  .dump-container {
+    width: 100%;
+    height: 100%;
+    position: relative;
+    padding: 1em;
+    overflow: auto;
+  }
+
+  pre {
+    margin: 0;
+    padding: 0;
+    white-space: pre-wrap;
+    word-wrap: break-word;
+  }
+}
+</style>

platypush/backend/http/webapp/src/components/Procedure/ProcedureEditor.vue

@@ -1,8 +1,10 @@
 <template>
-  <div class="procedure-editor-container"
-       :class="{dragging: dragItem != null}">
+  <div class="procedure-editor-container">
+    <main>
       <div class="procedure-editor">
-      <form autocomplete="off" @submit.prevent="executeAction">
+        <form class="procedure-edit-form" autocomplete="off" @submit.prevent="executeAction">
+          <input type="submit" style="display: none" />
+
           <div class="name-editor-container" v-if="withName">
             <div class="row item">
               <div class="name">
@@ -13,61 +15,213 @@
               </div>
 
               <div class="value">
-              <input type="text" v-model="newValue.name" />
+                <input type="text"
+                       v-model="newValue.name"
+                       ref="nameInput"
+                       :disabled="readOnly" />
               </div>
             </div>
           </div>
 
-        <div class="actions">
-          <div class="row item" v-for="(action, index) in newValue.actions" :key="index">
-            <div class="drop-target-container"
-                 :class="{active: dropIndex === index}"
-                 v-if="dragItem != null && dragItem > index"
-                 @dragover.prevent="dropIndex = index"
-                 @dragenter.prevent="dropIndex = index"
-                 @dragleave.prevent="dropIndex = undefined"
-                 @dragend.prevent="dropIndex = undefined"
-                 @drop="onDrop(index)">
-              <div class="drop-target" />
+          <div class="icon-editor-container"
+               v-if="Object.keys(newValue?.meta?.icon || {}).length">
+            <IconEditor :entity="newValue"
+                        @input="onIconChange"
+                        @change="onIconChange" />
           </div>
 
-            <div class="separator" v-else-if="dragItem != null && dragItem === index" />
+          <div class="args-editor-container" v-if="showArgs">
+            <h3>
+              <i class="icon fas fa-code" />&nbsp;
+              Arguments
+            </h3>
 
-            <ActionTile :value="action"
-                        draggable with-delete
-                        @drag="dragItem = index"
-                        @drop="dragItem = undefined"
-                        @input="editAction($event, index)"
-                        @delete="deleteAction(index)" />
-
-            <div class="drop-target-container"
-                 :class="{active: dropIndex === index}"
-                 @dragover.prevent="dropIndex = index"
-                 @dragenter.prevent="dropIndex = index"
-                 @dragleave.prevent="dropIndex = undefined"
-                 @dragend.prevent="dropIndex = undefined"
-                 @drop="onDrop(index)"
-                 v-if="dragItem != null && dragItem < index">
-              <div class="drop-target" />
+            <div class="args" ref="args">
+              <div class="row item" v-for="(arg, index) in newValue.args" :key="index">
+                <input type="text"
+                       placeholder="Argument Name"
+                       :value="arg"
+                       :disabled="readOnly"
+                       @input="onArgInput($event.target.value?.trim(), index)"
+                       @blur="onArgEdit(arg, index)" />
               </div>
 
-            <div class="separator" v-else-if="dragItem != null && dragItem === index" />
+              <div class="row item new-arg" v-if="!readOnly">
+                <input type="text"
+                       placeholder="New Argument"
+                       ref="newArgInput" 
+                       v-model="newArg"
+                       @blur="onNewArg" />
+              </div>
+            </div>
           </div>
 
-          <div class="row item">
-            <ActionTile :value="newAction" @input="addAction" />
-          </div>
+          <div class="actions-container">
+            <h3 v-if="showArgs">
+              <i class="icon fas fa-play" />&nbsp;
+              Actions
+            </h3>
+
+            <ActionsList :value="newValue.actions"
+                         :read-only="readOnly"
+                         @input="newValue.actions = $event" />
           </div>
 
           <!-- Structured response container -->
+          <div class="response-container" v-if="response || error">
             <Response :response="response" :error="error" />
+          </div>
         </form>
       </div>
+
+      <div class="args-modal-container" ref="argsModalContainer" v-if="showArgsModal">
+        <Modal title="Run Arguments"
+               :visible="true"
+               ref="argsModal"
+               @close="onRunArgsModalClose">
+          <form class="args" @submit.prevent="executeWithArgs">
+            <div class="row item" v-for="value, arg in runArgs" :key="arg">
+              <span class="arg-name">
+                <span v-if="newValue.args?.includes(arg)">
+                  {{ arg }}
+                </span>
+
+                <span v-else>
+                  <input type="text"
+                         placeholder="New Argument"
+                         :value="arg"
+                         @input="onEditRunArgName($event, arg)">
+                </span>
+
+                <span class="mobile">
+                  &nbsp;=&nbsp;
+                </span>
+              </span>
+
+              <span class="arg-value">
+                <span class="from tablet">
+                  &nbsp;=&nbsp;
+                </span>
+
+                <input type="text"
+                       placeholder="Argument Value"
+                       :ref="`run-arg-value-${arg}`"
+                       v-model="runArgs[arg]" />
+              </span>
+            </div>
+
+            <div class="row item new-arg">
+              <span class="arg-name">
+                <input type="text"
+                       placeholder="New Argument"
+                       ref="newRunArgName"
+                       v-model="newRunArg[0]"
+                       @blur="onNewRunArgName" />
+
+                <span class="mobile">
+                  &nbsp;=&nbsp;
+                </span>
+              </span>
+              <span class="arg-value">
+                <span class="from tablet">
+                  &nbsp;=&nbsp;
+                </span>
+
+                <input type="text"
+                       placeholder="Argument Value"
+                       v-model="newRunArg[1]" />
+              </span>
+            </div>
+
+            <input type="submit" style="display: none" />
+            <FloatingButton icon-class="fa fa-play"
+                            title="Run Procedure"
+                            :disabled="newValue.actions?.length === 0 || running"
+                            @click="executeWithArgs" />
+          </form>
+        </Modal>
+      </div>
+
+      <div class="confirm-dialog-container">
+        <ConfirmDialog ref="confirmClose" @input="forceClose">
+          This procedure has unsaved changes. Are you sure you want to close it?
+        </ConfirmDialog>
+      </div>
+
+      <div class="confirm-dialog-container">
+        <ConfirmDialog ref="confirmOverwrite" @input="forceSave">
+          A procedure with the same name already exists. Do you want to overwrite it?
+        </ConfirmDialog>
+      </div>
+
+      <div class="spacer" />
+
+      <div class="floating-buttons">
+        <div class="buttons left">
+          <FloatingButtons direction="row">
+              <FloatingButton icon-class="fa fa-code"
+                              left glow
+                              title="Export to YAML"
+                              @click="showYAML = true" />
+              <FloatingButton icon-class="fa fa-copy"
+                              left glow
+                              title="Duplicate Procedure"
+                              @click="duplicate"
+                              v-if="newValue.name?.length && newValue.actions?.length" />
+          </FloatingButtons>
+        </div>
+
+        <div class="buttons right">
+          <FloatingButtons direction="row">
+              <FloatingButton icon-class="fa fa-save"
+                              right glow
+                              title="Save Procedure"
+                              :disabled="!hasChanges"
+                              @click="save"
+                              v-if="showSave" />
+              <FloatingButton icon-class="fa fa-play"
+                              right glow
+                              title="Run Procedure"
+                              :disabled="newValue.actions?.length === 0 || running"
+                              @click="executeAction" />
+          </FloatingButtons>
+        </div>
+      </div>
+    </main>
+
+    <div class="duplicate-editor-container" v-if="duplicateValue != null">
+      <Modal title="Duplicate Procedure"
+             ref="duplicateModal"
+             :visible="true"
+             :before-close="(() => $refs.duplicateEditor?.checkCanClose())"
+             @close="duplicateValue = null">
+        <ProcedureEditor :value="duplicateValue"
+                         :with-name="true"
+                         :with-save="true"
+                         :modal="() => $refs.duplicateModal"
+                         ref="duplicateEditor"
+                         @input="duplicateValue = null" />
+      </Modal>
+    </div>
+
+    <div class="dump-modal-container" v-if="showYAML">
+      <Modal title="Procedure Dump"
+             :visible="true"
+             @close="showYAML = false">
+        <ProcedureDump :procedure="newValue" />
+      </Modal>
+    </div>
   </div>
 </template>
 
 <script>
-import ActionTile from "@/components/Action/ActionTile"
+import ActionsList from "@/components/Action/ActionsList"
+import ConfirmDialog from "@/components/elements/ConfirmDialog";
+import FloatingButton from "@/components/elements/FloatingButton";
+import FloatingButtons from "@/components/elements/FloatingButtons";
+import IconEditor from "@/components/panels/Entities/IconEditor";
+import Modal from "@/components/Modal";
+import ProcedureDump from "./ProcedureDump";
 import Response from "@/components/Action/Response"
 import Utils from "@/Utils"
 
@@ -75,7 +229,13 @@ export default {
   mixins: [Utils],
   emits: ['input'],
   components: {
-    ActionTile,
+    ActionsList,
+    ConfirmDialog,
+    FloatingButton,
+    FloatingButtons,
+    IconEditor,
+    Modal,
+    ProcedureDump,
     Response,
   },
 
@@ -85,6 +245,11 @@ export default {
       default: false,
     },
 
+    withSave: {
+      type: Boolean,
+      default: false,
+    },
+
     value: {
       type: Object,
       default: () => ({
@@ -92,23 +257,134 @@ export default {
         actions: [],
       }),
     },
+
+    readOnly: {
+      type: Boolean,
+      default: false,
+    },
+
+    modal: {
+      type: [Object, Function],
+    },
   },
 
   data() {
     return {
-      loading: false,
-      running: false,
-      response: undefined,
+      confirmOverwrite: false,
+      duplicateValue: null,
       error: undefined,
-      actions: [],
-      newValue: {...this.value},
+      loading: false,
       newAction: {},
-      dragItem: undefined,
-      dropIndex: undefined,
+      newArg: null,
+      newRunArg: [null, null],
+      newValue: {},
+      response: undefined,
+      running: false,
+      runArgs: {},
+      shouldForceClose: false,
+      showArgsModal: false,
+      showYAML: false,
     }
   },
 
+  computed: {
+    floatingButtons() {
+      return this.$el.querySelector('.floating-btns')
+    },
+
+    hasChanges() {
+      if (!this.newValue?.name?.length)
+        return false
+
+      if (!this.newValue?.actions?.length)
+        return false
+
+      return JSON.stringify(this.value) !== JSON.stringify(this.newValue)
+    },
+
+    modal_() {
+      if (this.readOnly)
+        return null
+
+      return typeof this.modal === 'function' ? this.modal() : this.modal
+    },
+
+    shouldConfirmClose() {
+      return this.hasChanges && !this.readOnly && this.withSave && !this.shouldForceClose
+    },
+
+    showArgs() {
+      return !this.readOnly || this.newValue.args?.length
+    },
+
+    showSave() {
+      return this.withSave && !this.readOnly
+    },
+  },
+
   methods: {
+    async save() {
+      if (!this.hasChanges)
+        return
+
+      this.loading = true
+      try {
+        const overwriteOk = await this.overwriteOk()
+        if (!overwriteOk)
+          return
+
+        const actions = this.newValue.actions.map((action) => {
+          const a = {...action}
+          if ('name' in a) {
+            a.action = a.name
+            delete a.name
+          }
+
+          return a
+        })
+
+        const args = {...this.newValue, actions}
+        if (this.value?.name?.length && this.value.name !== this.newValue.name) {
+          args.old_name = this.value.name
+        }
+
+        await this.request('procedures.save', args)
+        this.$emit('input', this.newValue)
+        this.notify({
+          text: 'Procedure saved successfully',
+          image: {
+            icon: 'check',
+          }
+        })
+      } finally {
+        this.loading = false
+      }
+    },
+
+    async forceSave() {
+      this.confirmOverwrite = true
+      await this.save()
+    },
+
+    async overwriteOk() {
+      if (this.confirmOverwrite) {
+        this.confirmOverwrite = false
+        return true
+      }
+
+      const procedures = await this.request('procedures.status', {publish: false})
+      if (
+        this.value.name?.length &&
+        this.value.name !== this.newValue.name &&
+        procedures[this.newValue.name]
+      ) {
+        this.$refs.confirmOverwrite?.open()
+        return false
+      }
+
+      return true
+    },
+
     onResponse(response) {
       this.response = (
         typeof response === 'string' ? response : JSON.stringify(response, null, 2)
@@ -118,117 +394,466 @@ export default {
     },
 
     onError(error) {
+      if (error.message)
+        error = error.message
+
       this.response = undefined
       this.error = error
     },
 
     onDone() {
       this.running = false
+      this.runArgs = {}
     },
 
-    emitInput() {
-      this.$emit('input', this.newValue)
-    },
+    async executeAction() {
+      if (!this.newValue.actions?.length) {
+        this.notify({
+          text: 'No actions to execute',
+          warning: true,
+          image: {
+            icon: 'exclamation-triangle',
+          }
+        })
 
-    onDrop(index) {
-      if (this.dragItem === undefined)
         return
+      }
 
-      this.newValue.actions.splice(
-        index, 0, this.newValue.actions.splice(this.dragItem, 1)[0]
-      )
-
-      this.emitInput()
-    },
-
-    executeAction() {
-      if (!this.value.actions?.length)
+      if (this.newValue.args?.length && !Object.keys(this.runArgs).length) {
+        this.showArgsModal = true
         return
+      }
 
       this.running = true
-      this.execute(this.value.actions).then(this.onResponse).catch(this.onError).finally(this.onDone)
+      try {
+        const procedure = {
+          actions: this.newValue.actions.map((action) => {
+            const a = {...action}
+            if ('name' in a) {
+              a.action = a.name
+              delete a.name
+            }
+
+            return a
+          }),
+
+          args: this.runArgs,
+        }
+
+        const response = await this.request('procedures.exec', {procedure})
+        this.onResponse(response)
+      } catch (e) {
+        console.error(e)
+        this.onError(e)
+      } finally {
+        this.onDone()
+      }
+    },
+
+    async executeWithArgs() {
+      this.$refs.argsModal?.close()
+      Object.entries(this.runArgs).forEach(([arg, value]) => {
+        if (!value?.length)
+          this.runArgs[arg] = null
+
+        try {
+          this.runArgs[arg] = JSON.parse(value)
+        } catch (e) {
+          // ignore
+        }
+      })
+
+      await this.executeAction()
+    },
+
+    duplicate() {
+      const name = `${this.newValue.name || ''}__copy`
+      this.duplicateValue = {
+        ...this.newValue,
+        ...{
+          meta: {
+            ...(this.newValue.meta || {}),
+            icon: {...(this.newValue.meta?.icon || {})},
+          }
+        },
+        id: null,
+        external_id: name,
+        name: name,
+      }
     },
 
     editAction(action, index) {
       this.newValue.actions[index] = action
-      this.emitInput()
     },
 
     addAction(action) {
       this.newValue.actions.push(action)
-      this.emitInput()
     },
 
     deleteAction(index) {
       this.newValue.actions.splice(index, 1)
-      this.emitInput()
+    },
+
+    onArgInput(arg, index) {
+      this.newValue.args[index] = arg
+    },
+
+    onArgEdit(arg, index) {
+      arg = arg?.trim()
+      const isDuplicate = !!(
+        this.newValue.args?.filter(
+          (a, i) => a === arg && i !== index
+        ).length
+      )
+
+      if (!arg?.length || isDuplicate) {
+        this.newValue.args.splice(index, 1)
+
+        if (index === this.newValue.args.length) {
+          setTimeout(() => this.$refs.newArgInput?.focus(), 50)
+        } else {
+          const nextInput = this.$refs.args.children[index]?.querySelector('input[type=text]')
+          setTimeout(() => {
+            nextInput?.focus()
+            nextInput?.select()
+          }, 50)
+        }
+      }
+    },
+
+    onNewArg(event) {
+      const value = event.target.value?.trim()
+      if (!value?.length) {
+        return
+      }
+
+      if (!this.newValue.args) {
+        this.newValue.args = []
+      }
+
+      if (!this.newValue.args.includes(value)) {
+        this.newValue.args.push(value)
+      }
+
+      this.newArg = null
+      setTimeout(() => this.$refs.newArgInput?.focus(), 50)
+    },
+
+    onNewRunArgName() {
+      const arg = this.newRunArg[0]?.trim()
+      const value = this.newRunArg[1]?.trim()
+      if (!arg?.length) {
+        return
+      }
+
+      this.runArgs[arg] = value
+      this.newRunArg = [null, null]
+      this.$nextTick(() => this.$refs[`run-arg-value-${arg}`]?.[0]?.focus())
+    },
+
+    onEditRunArgName(event, arg) {
+      const newArg = event.target.value?.trim()
+      if (newArg === arg) {
+        return
+      }
+
+      if (newArg?.length) {
+        this.runArgs[newArg] = this.runArgs[arg]
+      }
+
+      delete this.runArgs[arg]
+      this.$nextTick(
+        () => this.$el.querySelector(`.args-modal-container .args input[type=text][value="${newArg}"]`)?.focus()
+      )
+    },
+
+    onIconChange(icon) {
+      this.newValue.meta.icon = icon
+    },
+
+    onRunArgsModalClose() {
+      this.showArgsModal = false
+      this.$nextTick(() => {
+        this.runArgs = {}
+      })
+    },
+
+    checkCanClose() {
+      if (!this.shouldConfirmClose)
+        return true
+
+      this.$refs.confirmClose?.open()
+      return false
+    },
+
+    forceClose() {
+      this.shouldForceClose = true
+      this.$nextTick(() => {
+        if (!this.modal_)
+          return
+
+        let modal = this.modal_
+        if (typeof modal === 'function') {
+          modal = modal()
+        }
+
+        try {
+          modal?.close()
+        } catch (e) {
+          console.warn('Failed to close modal', e)
+        }
+
+        this.reset()
+      })
+    },
+
+    beforeUnload(e) {
+      if (this.shouldConfirmClose) {
+        e.preventDefault()
+        e.returnValue = ''
+      }
+    },
+
+    addBeforeUnload() {
+      window.addEventListener('beforeunload', this.beforeUnload)
+    },
+
+    removeBeforeUnload() {
+      window.removeEventListener('beforeunload', this.beforeUnload)
+    },
+
+    reset() {
+      this.removeBeforeUnload()
+    },
+
+    syncValue() {
+      if (!this.value)
+        return
+
+      this.newValue = {
+        ...this.value,
+        actions: this.value.actions?.map(a => ({...a})),
+        args: [...(this.value?.args || [])],
+        meta: {...(this.value?.meta || {})},
+      }
     },
   },
 
   watch: {
     value: {
       immediate: true,
+      deep: true,
+      handler() {
+        this.syncValue()
+      },
+    },
+
+    newValue: {
       deep: true,
       handler(value) {
-        this.newValue = {...value}
+        if (this.withSave)
+          return
+
+        this.$emit('input', value)
       },
     },
+
+    showArgsModal(value) {
+      if (value) {
+        this.runArgs = this.newValue.args?.reduce((acc, arg) => {
+          acc[arg] = null
+          return acc
+        }, {})
+
+        this.$nextTick(() => {
+          this.$el.querySelector('.args-modal-container .args input[type=text]')?.focus()
+        })
+      }
+    },
+  },
+
+  mounted() {
+    this.addBeforeUnload()
+    this.syncValue()
+    this.$nextTick(() => {
+      if (this.withName)
+        this.$refs.nameInput?.focus()
+    })
+  },
+
+  unmouted() {
+    this.reset()
   },
 }
 </script>
 
 <style lang="scss" scoped>
+$floating-btns-height: 3em;
+
 .procedure-editor-container {
   display: flex;
   flex-direction: column;
   padding-top: 0.75em;
+  position: relative;
+  max-height: 75vh;
+
+  main {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    flex-direction: column;
+    overflow: auto;
+  }
 
   .procedure-editor {
     width: 100%;
+    height: calc(100% - #{$floating-btns-height});
+    overflow: auto;
+    padding: 0 1em;
+
+    .procedure-edit-form {
+      padding-bottom: calc(#{$floating-btns-height} + 1em);
+    }
   }
 
-  .actions {
-    .item {
-      margin-bottom: 0.75em;
+  h3 {
+    font-size: 1.2em;
   }
 
-    .drop-target-container {
+  .name-editor-container {
+    .row {
+      display: flex;
+      border-bottom: 1px solid $default-shadow-color;
+      align-items: center;
+      justify-content: space-between;
+      padding-bottom: 0.5em;
+      margin-bottom: 0.5em;
+
+      @include until($tablet) {
+        flex-direction: column;
+        align-items: flex-start;
+      }
+
+      @include from($tablet) {
+        flex-direction: row;
+      }
+
+      .name {
+        margin-right: 0.5em;
+      }
+
+      .value {
+        flex: 1;
+
+        @include until($tablet) {
           width: 100%;
-      height: 0.75em;
+        }
+
+        input {
+          width: 100%;
+        }
+      }
+    }
+  }
+
+  .icon-editor-container {
+    border-bottom: 1px solid $default-shadow-color;
+    margin-bottom: 0.5em;
+  }
+
+  .spacer {
+    width: 100%;
+    height: calc(#{$floating-btns-height} + 1em);
+    flex-grow: 1;
+  }
+
+  .args-editor-container {
+    .args {
+      margin-bottom: 1em;
+
+      .item {
+        padding-bottom: 0.5em;
+      }
+    }
+  }
+
+  :deep(.args-modal-container) {
+    .modal-container .modal {
+      width: 50em;
+
+      .body {
+        padding: 1em;
+      }
+    }
+
+    .args {
+      position: relative;
+      padding-bottom: calc(#{$floating-btn-size} + 2em);
+
+      .row {
         display: flex;
         align-items: center;
+        margin-bottom: 0.5em;
 
-      &.active {
-        .drop-target {
-          height: 0.5em;
-          background: $tile-bg;
-          border: none;
-          opacity: 0.75;
-        }
+        @include until($tablet) {
+          flex-direction: column;
+          align-items: flex-start;
+          border-bottom: 1px solid $default-shadow-color;
+          padding-bottom: 0.5em;
         }
 
-      .drop-target {
+        .arg-name {
+          @extend .col-s-12;
+          @extend .col-m-5;
+          font-weight: bold;
+
+          input {
             width: 100%;
-        height: 2px;
-        border: 1px solid $default-fg-2;
-        border-radius: 0.25em;
-        padding: 0 0.5em;
+
+            @include until($tablet) {
+              width: calc(100% - 2em);
             }
           }
         }
 
-  &.dragging {
-    padding-top: 0;
+        .arg-value {
+          @extend .col-s-12;
+          @extend .col-m-7;
+          flex: 1;
 
-    .actions {
-      .item {
-        margin-bottom: 0;
+          input[type=text] {
+            width: 95%;
+          }
+        }
+      }
+    }
   }
 
-      .separator {
-        height: 0.75em;
+  :deep(.floating-buttons) {
+    width: 100%;
+    height: $floating-btns-height;
+    position: absolute;
+    bottom: 0;
+    left: 0;
+    background: $default-bg-5;
+    box-shadow: $border-shadow-top;
+    display: flex;
+    justify-content: space-between;
+
+    .buttons {
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      height: 100%;
+      padding: 0 1em;
+      position: relative;
     }
   }
+
+  :deep(.dump-modal-container) {
+    .body {
+      max-width: 47em;
+    }
   }
 }
 </style>

platypush/backend/http/webapp/src/components/Procedure/ProcedureEditorModal.vue

@@ -0,0 +1,126 @@
+<template>
+  <div class="procedure-editor-modal-container">
+    <Modal :title="title || value.name"
+           :visible="visible"
+           :uppercase="!value.name"
+           :before-close="(() => $refs.editor?.checkCanClose())"
+           ref="editorModal"
+           @close="$emit('close')">
+      <ProcedureEditor :procedure="value"
+                       :read-only="isReadOnly"
+                       :with-name="!isReadOnly"
+                       :with-save="!isReadOnly"
+                       :value="value"
+                       :modal="isReadOnly ? null : (() => $refs.editorModal)"
+                       ref="editor"
+                       @input="$emit('input', $event)" />
+    </Modal>
+  </div>
+</template>
+
+<script>
+import Modal from "@/components/Modal";
+import ProcedureEditor from "@/components/Procedure/ProcedureEditor"
+
+export default {
+  mixins: [Modal, ProcedureEditor],
+  emits: ['close', 'input'],
+  components: {
+    Modal,
+    ProcedureEditor,
+  },
+
+  data: function() {
+    return {
+      args: {},
+      defaultIconClass: 'fas fa-cogs',
+      extraArgs: {},
+      collapsed_: true,
+      infoCollapsed: false,
+      lastError: null,
+      lastResponse: null,
+      newArgName: '',
+      newArgValue: '',
+      runCollapsed: false,
+      showConfirmDelete: false,
+      showFileEditor: false,
+      showProcedureEditor: false,
+    }
+  },
+
+  computed: {
+    isReadOnly() {
+      return this.value.procedure_type && this.value.procedure_type !== 'db'
+    },
+  },
+
+  methods: {
+    // Proxy and delegate the Modal's methods
+    open() {
+      this.$refs.editorModal.open()
+    },
+
+    close() {
+      this.$refs.editorModal.close()
+    },
+
+    show() {
+      this.$refs.editorModal.show()
+    },
+
+    hide() {
+      this.$refs.editorModal.hide()
+    },
+
+    toggle() {
+      this.$refs.editorModal.toggle()
+    },
+  },
+
+  watch: {
+    collapsed: {
+      immediate: true,
+      handler(value) {
+        this.collapsed_ = value
+      },
+    },
+
+    selected: {
+      immediate: true,
+      handler(value) {
+        this.collapsed_ = value
+      },
+    },
+
+    showProcedureEditor(value) {
+      if (!value) {
+        this.$refs.editor?.reset()
+      }
+    },
+  },
+
+  mounted() {
+    this.collapsed_ = !this.selected
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+.procedure-editor-modal-container {
+  cursor: default;
+
+  :deep(.modal-container) {
+    .body {
+      padding: 0;
+
+      @include until($tablet) {
+        width: calc(100vw - 2em);
+      }
+
+      @include from($tablet) {
+        width: 50em;
+      }
+    }
+  }
+}
+</style>

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

@@ -535,6 +535,7 @@ export default {
         max-height: calc(100vh - #{$header-height} - #{$main-margin});
       }
 
+      width: 100%;
       display: flex;
       flex-direction: column;
       flex-grow: 1;

platypush/backend/http/webapp/src/components/panels/Entities/Procedure.vue

@@ -0,0 +1,707 @@
+<template>
+  <div class="entity procedure-container">
+    <div class="head" :class="{collapsed: collapsed_}" @click="onHeaderClick">
+      <div class="icon">
+        <EntityIcon :entity="value" :icon="icon" :loading="loading" />
+      </div>
+
+      <div class="label">
+        <div class="name" v-text="value.name" />
+      </div>
+
+      <div class="value-and-toggler">
+        <div class="value">
+          <button class="btn btn-primary head-run-btn"
+                  title="Run Procedure"
+                  :disabled="loading"
+                  @click.stop="run"
+                  v-if="collapsed_">
+            <i class="fas fa-play" />
+          </button>
+        </div>
+
+        <div class="collapse-toggler" @click.stop="collapsed_ = !collapsed_">
+          <i class="fas" :class="{'fa-chevron-down': collapsed_, 'fa-chevron-up': !collapsed_}" />
+        </div>
+      </div>
+    </div>
+
+    <div class="body" v-if="!collapsed_" @click.stop>
+      <section class="run">
+        <header :class="{collapsed: runCollapsed}" @click="runCollapsed = !runCollapsed">
+          <span class="col-10">
+            <i class="fas fa-play" />&nbsp; Run
+          </span>
+          <span class="col-2 buttons">
+            <button type="button"
+                    class="btn btn-primary"
+                    :disabled="loading"
+                    :title="runCollapsed ? 'Expand' : 'Collapse'">
+              <i class="fas" :class="{'fa-chevron-down': runCollapsed, 'fa-chevron-up': !runCollapsed}" />
+            </button>
+          </span>
+        </header>
+
+        <div class="run-body" v-if="!runCollapsed">
+          <form @submit.prevent="run">
+            <div class="args" v-if="value.args?.length">
+              Arguments
+              <div class="row arg" v-for="(arg, index) in value.args || []" :key="index">
+                <input type="text"
+                       class="argname"
+                       :value="arg"
+                       :disabled="true" />&nbsp;=
+                <input type="text"
+                       class="argvalue"
+                       placeholder="Value"
+                       :disabled="loading"
+                       @input="updateArg(arg, $event)" />
+              </div>
+            </div>
+
+            <div class="extra args">
+              Extra Arguments
+              <div class="row arg" v-for="(value, name) in extraArgs" :key="name">
+                <input type="text"
+                       class="argname"
+                       placeholder="Name"
+                       :value="name"
+                       :disabled="loading"
+                       @blur="updateExtraArgName(name, $event)" />&nbsp;=
+                <input type="text"
+                       placeholder="Value"
+                       class="argvalue"
+                       :value="value"
+                       :disabled="loading"
+                       @input="updateExtraArgValue(arg, $event)" />
+              </div>
+
+              <div class="row add-arg">
+                <input type="text"
+                       class="argname"
+                       placeholder="Name"
+                       v-model="newArgName"
+                       :disabled="loading"
+                       ref="newArgName"
+                       @blur="addExtraArg" />&nbsp;=
+                <input type="text"
+                       class="argvalue"
+                       placeholder="Value"
+                       v-model="newArgValue"
+                       :disabled="loading"
+                       @blur="addExtraArg" />
+              </div>
+            </div>
+
+            <div class="row run-container">
+              <button type="submit"
+                      class="btn btn-primary"
+                      :disabled="loading"
+                      title="Run Procedure">
+                <i class="fas fa-play" />
+              </button>
+            </div>
+          </form>
+
+          <div class="response-container" v-if="lastResponse || lastError">
+            <Response :response="lastResponse" :error="lastError" />
+          </div>
+        </div>
+      </section>
+
+      <section class="info">
+        <header :class="{collapsed: infoCollapsed}" @click="infoCollapsed = !infoCollapsed">
+          <span class="col-10">
+            <i class="fas fa-info-circle" />&nbsp; Info
+          </span>
+          <span class="col-2 buttons">
+            <button type="button"
+                    class="btn btn-primary"
+                    :disabled="loading"
+                    :title="infoCollapsed ? 'Expand' : 'Collapse'">
+              <i class="fas" :class="{'fa-chevron-down': infoCollapsed, 'fa-chevron-up': !infoCollapsed}" />
+            </button>
+          </span>
+        </header>
+
+        <div class="info-body" v-if="!infoCollapsed">
+          <div class="item">
+            <div class="label">Type</div>
+            <div class="value">
+              <i :class="procedureTypeIconClass" />&nbsp;
+              {{ value.procedure_type }}
+            </div>
+          </div>
+
+          <div class="item actions" v-if="value?.actions?.length">
+            <div class="label">Actions</div>
+            <div class="value">
+              <div class="item">
+                <button type="button"
+                        class="btn btn-primary"
+                        title="Edit Actions"
+                        :disabled="loading"
+                        @click="showProcedureEditor = !showProcedureEditor">
+                  <span v-if="isReadOnly && !showProcedureEditor">
+                    <i class="fas fa-eye" />&nbsp; View
+                  </span>
+                  <span v-else-if="!isReadOnly && !showProcedureEditor">
+                    <i class="fas fa-edit" />&nbsp; Edit
+                  </span>
+                  <span v-else>
+                    <i class="fas fa-times" />&nbsp; Close
+                  </span>
+                </button>
+              </div>
+
+              <div class="item delete" v-if="!isReadOnly">
+                <button type="button"
+                        title="Delete Procedure"
+                        :disabled="loading"
+                        @click="showConfirmDelete = true">
+                  <i class="fas fa-trash" />&nbsp; Delete
+                </button>
+              </div>
+            </div>
+          </div>
+
+          <div class="item" v-if="value.source">
+            <div class="label">Path</div>
+            <div class="value">
+              <a :href="$route.path" @click.prevent="showFileEditor = true">
+                {{ displayPath }}
+              </a>
+            </div>
+          </div>
+        </div>
+      </section>
+    </div>
+
+    <div class="file-editor-container" v-if="showFileEditor && value.source">
+      <FileEditor :file="value.source"
+                  :line="value.line"
+                  :visible="true"
+                  :uppercase="false"
+                  @close="showFileEditor = false" />
+    </div>
+
+    <ProcedureEditor :procedure="value"
+                     :read-only="isReadOnly"
+                     :with-name="!isReadOnly"
+                     :with-save="!isReadOnly"
+                     :value="value"
+                     :visible="showProcedureEditor"
+                     @input="onUpdate"
+                     @close="showProcedureEditor = false"
+                     ref="editor"
+                     v-if="value?.actions?.length && showProcedureEditor" />
+
+    <div class="confirm-delete-container">
+      <ConfirmDialog :visible="true"
+                     @input="remove"
+                     @close="showConfirmDelete = false"
+                     v-if="showConfirmDelete">
+        Are you sure you want to delete the procedure <b>{{ value.name }}</b>?
+      </ConfirmDialog>
+    </div>
+  </div>
+</template>
+
+<script>
+import ConfirmDialog from "@/components/elements/ConfirmDialog";
+import EntityMixin from "./EntityMixin"
+import EntityIcon from "./EntityIcon"
+import FileEditor from "@/components/File/EditorModal";
+import ProcedureEditor from "@/components/Procedure/ProcedureEditorModal"
+import Response from "@/components/Action/Response"
+
+export default {
+  components: {
+    ConfirmDialog,
+    EntityIcon,
+    FileEditor,
+    ProcedureEditor,
+    Response,
+  },
+  mixins: [EntityMixin],
+  emits: ['delete', 'input', 'loading'],
+
+  props: {
+    collapseOnHeaderClick: {
+      type: Boolean,
+      default: false,
+    },
+
+    selected: {
+      type: Boolean,
+      default: false,
+    },
+  },
+
+  data: function() {
+    return {
+      args: {},
+      defaultIconClass: 'fas fa-cogs',
+      extraArgs: {},
+      collapsed_: true,
+      infoCollapsed: false,
+      lastError: null,
+      lastResponse: null,
+      newArgName: '',
+      newArgValue: '',
+      runCollapsed: false,
+      showConfirmDelete: false,
+      showFileEditor: false,
+      showProcedureEditor: false,
+    }
+  },
+
+  computed: {
+    icon() {
+      const defaultClass = this.defaultIconClass
+      const currentClass = this.value.meta?.icon?.['class']
+      let iconClass = currentClass
+      if (!currentClass || currentClass === defaultClass) {
+        iconClass = this.procedureTypeIconClass || defaultClass
+      }
+
+      return {
+        ...(this.value.meta?.icon || {}),
+        class: iconClass,
+      }
+    },
+
+    isReadOnly() {
+      return this.value.procedure_type !== 'db'
+    },
+
+    allArgs() {
+      return Object.entries({...this.args, ...this.extraArgs})
+        .map(([key, value]) => [key?.trim(), value])
+        .filter(
+          ([key, value]) => (
+            key?.length
+            && value != null
+            && (
+              typeof value !== 'string'
+              || value?.trim()?.length > 0
+            )
+          )
+        ).reduce((acc, [key, value]) => {
+          acc[key] = value
+          return acc
+        }, {})
+    },
+
+    displayPath() {
+      let src = this.value.source
+      if (!src?.length) {
+        return null
+      }
+
+      const configDir = this.$root.configDir
+      if (configDir) {
+        src = src.replace(new RegExp(`^${configDir}/`), '')
+      }
+
+      const line = parseInt(this.value.line)
+      if (!isNaN(line)) {
+        src += `:${line}`
+      }
+
+      return src
+    },
+
+    procedureTypeIconClass() {
+      if (this.value.procedure_type === 'python')
+        return 'fab fa-python'
+
+      if (this.value.procedure_type === 'config')
+        return 'fas fa-rectangle-list'
+
+      return this.defaultIconClass
+    },
+  },
+
+  methods: {
+    async run() {
+      this.$emit('loading', true)
+      try {
+        this.lastResponse = await this.request(`procedure.${this.value.name}`, this.allArgs)
+        this.lastError = null
+        this.notify({
+          text: 'Procedure executed successfully',
+          image: {
+            icon: 'play',
+          }
+        })
+      } catch (e) {
+        this.lastResponse = null
+        this.lastError = e
+        this.notify({
+          text: 'Failed to execute procedure',
+          error: true,
+          image: {
+            icon: 'exclamation-triangle',
+          }
+        })
+      } finally {
+        this.$emit('loading', false)
+      }
+    },
+
+    async remove() {
+      this.$emit('loading', true)
+      try {
+        await this.request('procedures.delete', {name: this.value.name})
+        this.$emit('loading', false)
+        this.$emit('delete')
+        this.notify({
+          text: 'Procedure deleted successfully',
+          image: {
+            icon: 'trash',
+          }
+        })
+      } finally {
+        this.$emit('loading', false)
+      }
+    },
+
+    onHeaderClick(event) {
+      if (this.collapseOnHeaderClick) {
+        event.stopPropagation()
+        this.collapsed_ = !this.collapsed_
+      }
+    },
+
+    onUpdate(value) {
+      if (!this.isReadOnly) {
+        this.$emit('input', value)
+        this.$nextTick(() => this.$refs.editor?.close())
+      }
+    },
+
+    updateArg(arg, event) {
+      let value = event.target.value
+      if (!value?.length) {
+        delete this.args[arg]
+      }
+
+      try {
+        value = JSON.parse(value)
+      } catch (e) {
+        // Do nothing
+      }
+
+      this.args[arg] = value
+    },
+
+    updateExtraArgName(oldName, event) {
+      let newName = event.target.value?.trim()
+      if (newName === oldName) {
+        return
+      }
+
+      if (newName?.length) {
+        if (oldName) {
+          this.extraArgs[newName] = this.extraArgs[oldName]
+        } else {
+          this.extraArgs[newName] = ''
+        }
+      } else {
+        this.focusNewArgName()
+      }
+
+      if (oldName) {
+        delete this.extraArgs[oldName]
+      }
+    },
+
+    updateExtraArgValue(arg, event) {
+      let value = event.target.value
+      if (!value?.length) {
+        delete this.extraArgs[arg]
+        return
+      }
+
+      this.extraArgs[arg] = this.deserializeValue(value)
+    },
+
+    addExtraArg() {
+      let name = this.newArgName?.trim()
+      let value = this.newArgValue
+      if (!name?.length || !value?.length) {
+        return
+      }
+
+      this.extraArgs[name] = this.deserializeValue(value)
+      this.newArgName = ''
+      this.newArgValue = ''
+      this.focusNewArgName()
+    },
+
+    deserializeValue(value) {
+      try {
+        return JSON.parse(value)
+      } catch (e) {
+        return value
+      }
+    },
+
+    focusNewArgName() {
+      this.$nextTick(() => this.$refs.newArgName.focus())
+    },
+  },
+
+  watch: {
+    collapsed: {
+      immediate: true,
+      handler(value) {
+        this.collapsed_ = value
+      },
+    },
+
+    selected: {
+      immediate: true,
+      handler(value) {
+        this.collapsed_ = value
+      },
+    },
+
+    showProcedureEditor(value) {
+      if (!value) {
+        this.$refs.editor?.reset()
+      }
+    },
+  },
+
+  mounted() {
+    this.collapsed_ = !this.selected
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+@import "common";
+
+$icon-width: 2em;
+
+.procedure-container {
+  .body {
+    padding-bottom: 0;
+    cursor: default;
+  }
+
+  section {
+    header {
+      background: $tab-bg;
+      display: flex;
+      align-items: center;
+      font-size: 1.1em;
+      font-weight: bold;
+      margin: 1em -0.5em 0.5em -0.5em;
+      padding: 0.25em 1em 0.25em 0.5em;
+      border-top: 1px solid $default-shadow-color;
+      box-shadow: $border-shadow-bottom;
+      cursor: pointer;
+
+      &:hover {
+        background: $header-bg;
+      }
+
+      &.collapsed {
+        margin-bottom: -0.1em;
+      }
+
+      .buttons {
+        display: flex;
+        justify-content: flex-end;
+      }
+
+      button.btn {
+        background: none;
+        border: none;
+        color: initial;
+
+        &:hover {
+          color: $default-hover-fg;
+        }
+      }
+    }
+
+    &:first-of-type header {
+      margin-top: -0.5em;
+
+      &.collapsed {
+        margin-bottom: -1em;
+      }
+    }
+  }
+
+  .head {
+    &:not(.collapsed) {
+      background: $selected-bg;
+      border-bottom: 1px solid $default-shadow-color;
+    }
+
+    .icon, .collapse-toggler {
+      width: $icon-width;
+    }
+
+    .label, .value-and-toggler {
+      min-width: calc(((100% - (2 * $icon-width)) / 2) - 1em);
+      max-width: calc(((100% - (2 * $icon-width)) / 2) - 1em);
+    }
+
+    .label {
+      margin-left: 1em;
+    }
+
+    .value-and-toggler {
+      text-align: right;
+    }
+  }
+
+  form {
+    width: 100%;
+
+    .row {
+      width: 100%;
+      input[type=text] {
+        width: 100%;
+      }
+    }
+
+    .args {
+      .arg {
+        margin-bottom: 0.25em;
+        padding-bottom: 0.25em;
+        border-bottom: 1px solid $default-shadow-color;
+      }
+
+      .argname {
+        font-weight: bold;
+      }
+
+      @include until($tablet) {
+        .argname {
+          width: calc(100% - 2em) !important;
+        }
+
+        .argvalue {
+          width: 100% !important;
+        }
+      }
+
+      @include from($tablet) {
+        display: flex;
+        flex-wrap: wrap;
+
+        .argname {
+          width: calc(35% - 2em) !important;
+        }
+
+        .argvalue {
+          width: 65% !important;
+        }
+      }
+    }
+
+    .run-container {
+      display: flex;
+      justify-content: center;
+      font-size: 1.5em;
+      margin-top: 0.5em;
+
+      button {
+        padding: 0 1em;
+        text-align: center;
+        border-radius: 0.5em;
+      }
+    }
+  }
+
+  .info-body {
+    .item {
+      display: flex;
+      padding: 0.5em 0.25em;
+
+      @include until($tablet) {
+        border-bottom: 1px solid $default-shadow-color;
+      }
+
+      &.delete {
+        justify-content: center;
+
+        button {
+          width: 100%;
+          color: $error-fg;
+          padding: 0;
+
+          &:hover {
+            color: $default-hover-fg;
+          }
+        }
+      }
+    }
+
+    .label {
+      font-weight: bold;
+
+      @include until($tablet) {
+        width: 100%;
+      }
+
+      @include from($tablet) {
+        width: 33.3333%;
+      }
+    }
+
+    .value {
+      @include until($tablet) {
+        width: 100%;
+      }
+
+      @include from($tablet) {
+        width: 66.6667%;
+      }
+
+      a {
+        width: 100%;
+      }
+    }
+
+    .actions {
+      @include until($tablet) {
+        flex-direction: column;
+      }
+
+      .item {
+        border-bottom: none;
+      }
+
+      button {
+        width: 100%;
+        height: 2.5em;
+        padding: 0;
+        border-radius: 1em;
+
+        &:hover {
+          color: $default-hover-fg;
+        }
+      }
+    }
+  }
+
+  .head-run-btn {
+    background: none;
+    border: none;
+    font-size: 1.25em;
+
+    &:hover {
+      background: none;
+      color: $default-hover-fg-2;
+    }
+  }
+}
+</style>

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

@@ -0,0 +1,310 @@
+<template>
+  <div class="procedures-container">
+    <header>
+      <input type="search"
+             class="filter"
+             title="Filter procedures"
+             placeholder="🔎"
+             v-model="filter" />
+    </header>
+
+    <main>
+      <Loading v-if="loading" />
+
+      <NoItems v-else-if="!Object.keys(procedures || {}).length">
+        No Procedures Configured
+      </NoItems>
+
+      <div class="procedures-list" v-else>
+        <div class="procedures items">
+          <div class="item" v-for="procedure in displayedProcedures" :key="procedure.name">
+            <Procedure :value="procedure"
+                       :selected="selectedProcedure === procedure.name"
+                       :collapseOnHeaderClick="true"
+                       @click="toggleProcedure(procedure)"
+                       @input="updateProcedure(procedure)"
+                       @delete="() => delete procedures[procedure.name]" />
+          </div>
+        </div>
+
+        <ProcedureEditor :value="newProcedure"
+                         title="Add Procedure"
+                         :with-name="true"
+                         :with-save="true"
+                         :read-only="false"
+                         :visible="showNewProcedureEditor"
+                         @input="updateProcedure(newProcedure)"
+                         @close="resetNewProcedure"
+                         v-if="showNewProcedureEditor" />
+      </div>
+
+      <FloatingButton icon-class="fa fa-plus"
+                      text="Add Procedure"
+                      @click="showNewProcedureEditor = true" />
+    </main>
+  </div>
+</template>
+
+<script>
+import Loading from "@/components/Loading";
+import FloatingButton from "@/components/elements/FloatingButton";
+import NoItems from "@/components/elements/NoItems";
+import Procedure from "@/components/panels/Entities/Procedure"
+import ProcedureEditor from "@/components/Procedure/ProcedureEditorModal"
+import Utils from "@/Utils";
+
+export default {
+  components: {
+    FloatingButton,
+    Loading,
+    NoItems,
+    Procedure,
+    ProcedureEditor,
+  },
+
+  mixins: [Utils],
+  props: {
+    pluginName: {
+      type: String,
+    },
+
+    config: {
+      type: Object,
+      default: () => {},
+    },
+  },
+
+  data() {
+    return {
+      filter: '',
+      loading: false,
+      newProcedure: null,
+      newProcedureTemplate: {
+        name: '',
+        actions: [],
+        meta: {
+          icon: {
+            class: 'fas fa-cogs',
+            url: null,
+            color: null,
+          },
+        },
+      },
+      procedures: {},
+      selectedProcedure: null,
+      showConfirmClose: false,
+      showNewProcedureEditor: false,
+    }
+  },
+
+  computed: {
+    displayedProcedures() {
+      return Object.values(this.procedures)
+        .filter(procedure => procedure.name.toLowerCase().includes(this.filter.toLowerCase()))
+    },
+  },
+
+  methods: {
+    mergeArgs(oldObj, newObj) {
+      return {
+        ...Object.fromEntries(
+          Object.entries(oldObj || {}).map(([key, value]) => {
+            const newValue = newObj?.[key]
+            if (newValue != null) {
+              if (typeof value === 'object' && !Array.isArray(value))
+                return [key, this.mergeArgs(value, newValue)]
+
+              return [key, newValue]
+            }
+
+            return [key, value]
+          })
+        ),
+
+        ...Object.fromEntries(
+          Object.entries(newObj || {}).filter(([key]) => oldObj?.[key] == null)
+        ),
+      }
+    },
+
+    updateProcedure(procedure) {
+      if (!procedure?.name?.length)
+        return
+
+      const curProcedure = this.procedures[procedure.name]
+      this.procedures[procedure.name] = {
+        ...this.mergeArgs(curProcedure, procedure),
+        name: procedure?.meta?.name_override || procedure.name,
+      }
+
+      this.showNewProcedureEditor = false
+    },
+
+    async refresh() {
+      const args = this.getUrlArgs()
+      if (args.filter)
+        this.filter = args.filter
+
+      this.loading = true
+      try {
+        this.procedures = await this.request('procedures.status')
+      } finally {
+        this.loading = false
+      }
+    },
+
+    onEntityUpdate(msg) {
+      const entity = msg?.entity
+      if (entity?.plugin !== this.pluginName || !entity?.name?.length)
+        return
+
+      this.updateProcedure(entity)
+    },
+
+    onEntityDelete(msg) {
+      const entity = msg?.entity
+      if (entity?.plugin !== this.pluginName)
+        return
+
+      if (this.selectedProcedure === entity.name)
+        this.selectedProcedure = null
+
+      if (this.procedures[entity.name])
+        delete this.procedures[entity.name]
+    },
+
+    resetNewProcedure() {
+      this.showNewProcedureEditor = false
+      this.newProcedure = JSON.parse(JSON.stringify(this.newProcedureTemplate))
+    },
+
+    toggleProcedure(procedure) {
+      this.selectedProcedure =
+        this.selectedProcedure === procedure.name ?
+        null : procedure.name
+    },
+  },
+
+  watch: {
+    filter() {
+      if (!this.filter?.length)
+        this.setUrlArgs({ filter: null })
+      else
+        this.setUrlArgs({ filter: this.filter })
+    },
+
+    showNewProcedureEditor(val) {
+      if (!val)
+        this.resetNewProcedure()
+    },
+  },
+
+  async mounted() {
+    this.resetNewProcedure()
+    await this.refresh()
+
+    this.subscribe(
+      this.onEntityUpdate,
+      'on-procedure-entity-update',
+      'platypush.message.event.entities.EntityUpdateEvent'
+    )
+
+    this.subscribe(
+      this.onEntityDelete,
+      'on-procedure-entity-delete',
+      'platypush.message.event.entities.EntityDeleteEvent'
+    )
+  },
+
+  unmounted() {
+    this.unsubscribe('on-procedure-entity-update')
+    this.unsubscribe('on-procedure-entity-delete')
+    this.setUrlArgs({ filter: null })
+  },
+}
+</script>
+
+<style lang="scss" scoped>
+@import "src/style/items";
+
+$header-height: 3em;
+
+.procedures-container {
+  width: 100%;
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  flex-grow: 1;
+
+  header {
+    width: 100%;
+    height: $header-height;
+    background: $tab-bg;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    border-bottom: 1px solid $default-shadow-color;
+
+    input.filter {
+      max-width: 600px;
+
+      @include until($tablet) {
+        width: calc(100% - 2em);
+      }
+
+      @include from($tablet) {
+        width: 600px;
+      }
+    }
+  }
+
+  main {
+    width: 100%;
+    height: calc(100% - #{$header-height});
+    overflow: auto;
+    margin-bottom: 2em;
+  }
+
+  .procedures-list {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    background: $default-bg-6;
+    flex-grow: 1;
+    justify-content: center;
+  }
+
+  .procedures {
+    @include until($tablet) {
+      width: 100%;
+    }
+
+    @include from($tablet) {
+      width: calc(100% - 2em);
+      margin-top: 1em;
+      border-radius: 1em;
+    }
+
+    max-width: 800px;
+    background: $default-bg-2;
+    display: flex;
+    flex-direction: column;
+    margin-bottom: auto;
+    box-shadow: $border-shadow-bottom-right;
+
+    .item {
+      padding: 0;
+
+      &:first-child {
+        border-top-left-radius: 1em;
+        border-top-right-radius: 1em;
+      }
+
+      &:last-child {
+        border-bottom-left-radius: 1em;
+        border-bottom-right-radius: 1em;
+      }
+    }
+  }
+}
+</style>