suggestor popover

src/components/emoji_input/emoji_input.js

@@ -1,5 +1,6 @@
 import Completion from '../../services/completion/completion.js'
 import EmojiPicker from '../emoji_picker/emoji_picker.vue'
+import Popover from 'src/components/popover/popover.vue'
 import UnicodeDomainIndicator from '../unicode_domain_indicator/unicode_domain_indicator.vue'
 import { take } from 'lodash'
 import { findOffset } from '../../services/offset_finder/offset_finder.service.js'
@@ -109,6 +110,7 @@ const EmojiInput = {
   data () {
     return {
       input: undefined,
+      caretEl: undefined,
       highlighted: 0,
       caret: 0,
       focused: false,
@@ -117,10 +119,12 @@ const EmojiInput = {
       temporarilyHideSuggestions: false,
       keepOpen: false,
       disableClickOutside: false,
-      suggestions: []
+      suggestions: [],
+      overlayStyle: {}
     }
   },
   components: {
+    Popover,
     EmojiPicker,
     UnicodeDomainIndicator
   },
@@ -128,7 +132,15 @@ const EmojiInput = {
     padEmoji () {
       return this.$store.getters.mergedConfig.padEmoji
     },
+    preText () {
+      return this.modelValue.slice(0, this.caret)
+    },
+    postText () {
+      return this.modelValue.slice(this.caret)
+    },
     showSuggestions () {
+      console.log(this.focused)
+      console.log(this.suggestions)
       return this.focused &&
         this.suggestions &&
         this.suggestions.length > 0 &&
@@ -191,10 +203,21 @@ const EmojiInput = {
     }
   },
   mounted () {
-    const { root } = this.$refs
+    const { root, hiddenOverlayCaret, suggestorPopover } = this.$refs
     const input = root.querySelector('.emoji-input > input') || root.querySelector('.emoji-input > textarea')
     if (!input) return
     this.input = input
+    this.caretEl = hiddenOverlayCaret
+    suggestorPopover.setAnchorEl(this.caretEl)
+    const style = getComputedStyle(this.input)
+    this.overlayStyle.padding = style.padding
+    this.overlayStyle.border = style.border
+    this.overlayStyle.margin = style.margin
+    this.overlayStyle.lineHeight = style.lineHeight
+    this.overlayStyle.fontFamily = style.fontFamily
+    this.overlayStyle.fontSize = style.fontSize
+    this.overlayStyle.wordWrap = style.wordWrap
+    this.overlayStyle.whiteSpace = style.whiteSpace
     this.resize()
     input.addEventListener('blur', this.onBlur)
     input.addEventListener('focus', this.onFocus)
@@ -204,6 +227,16 @@ const EmojiInput = {
     input.addEventListener('click', this.onClickInput)
     input.addEventListener('transitionend', this.onTransition)
     input.addEventListener('input', this.onInput)
+    input.addEventListener('scroll', (e) => {
+      console.log({
+        top: this.input.scrollTop,
+        left: this.input.scrollLeft
+      })
+      this.$refs.hiddenOverlay.scrollTo({
+        top: this.input.scrollTop,
+        left: this.input.scrollLeft
+      })
+    })
   },
   unmounted () {
     const { input } = this
@@ -219,22 +252,32 @@ const EmojiInput = {
     }
   },
   watch: {
-    showSuggestions: function (newValue) {
+    showSuggestions: function (newValue, oldValue) {
       this.$emit('shown', newValue)
+      if (newValue) {
+        this.$refs.suggestorPopover.showPopover()
+      } else {
+        this.$refs.suggestorPopover.hidePopover()
+      }
     },
     textAtCaret: async function (newWord) {
       const firstchar = newWord.charAt(0)
+      if (newWord === firstchar) {
         this.suggestions = []
-      if (newWord === firstchar) return
+        return
+      }
       const matchedSuggestions = await this.suggest(newWord, this.maybeLocalizedEmojiNamesAndKeywords)
       // Async: cancel if textAtCaret has changed during wait
-      if (this.textAtCaret !== newWord) return
-      if (matchedSuggestions.length <= 0) return
+      if (this.textAtCaret !== newWord || matchedSuggestions.length <= 0) {
+        this.suggestions = []
+        return
+      }
       this.suggestions = take(matchedSuggestions, 5)
         .map(({ imageUrl, ...rest }) => ({
           ...rest,
           img: imageUrl || ''
         }))
+      this.$refs.suggestorPopover.updateStyles()
     },
     suggestions: {
       handler (newValue) {
@@ -525,29 +568,6 @@ const EmojiInput = {
       this.caret = selectionStart
     },
     resize () {
-      const panel = this.$refs.panel
-      if (!panel) return
-      const picker = this.$refs.picker.$el
-      const panelBody = this.$refs['panel-body']
-      const { offsetHeight, offsetTop } = this.input
-      const offsetBottom = offsetTop + offsetHeight
-
-      this.setPlacement(panelBody, panel, offsetBottom)
-      this.setPlacement(picker, picker, offsetBottom)
-    },
-    setPlacement (container, target, offsetBottom) {
-      if (!container || !target) return
-
-      target.style.top = offsetBottom + 'px'
-      target.style.bottom = 'auto'
-
-      if (this.placement === 'top' || (this.placement === 'auto' && this.overflowsBottom(container))) {
-        target.style.top = 'auto'
-        target.style.bottom = this.input.offsetHeight + 'px'
-      }
-    },
-    overflowsBottom (el) {
-      return el.getBoundingClientRect().bottom > window.innerHeight
     }
   }
 }

src/components/emoji_input/emoji_input.vue

@@ -6,6 +6,12 @@
     :class="{ 'with-picker': !hideEmojiButton }"
   >
     <slot />
+    <!-- TODO: make the 'x' disappear if at the end maybe? -->
+    <div class="hidden-overlay" :style="overlayStyle" ref="hiddenOverlay">
+      <span>{{ preText }}</span>
+      <span class="caret" ref="hiddenOverlayCaret">x</span>
+      <span>{{ postText }}</span>
+    </div>
     <template v-if="enableEmojiPicker">
       <button
         v-if="!hideEmojiButton"
@@ -27,11 +33,12 @@
         @sticker-upload-failed="onStickerUploadFailed"
       />
     </template>
-    <div
-      ref="panel"
+    <Popover
       class="autocomplete-panel"
-      :class="{ hide: !showSuggestions }"
+      placement="bottom"
+      ref="suggestorPopover"
     >
+      <template #content>
         <div
           ref="panel-body"
           class="autocomplete-panel-body"
@@ -70,7 +77,8 @@
             </div>
           </div>
         </div>
-    </div>
+      </template>
+    </Popover>
   </div>
 </template>
 
@@ -102,6 +110,7 @@
       color: var(--text, $fallback--text);
     }
   }
+
   .emoji-picker-panel {
     position: absolute;
     z-index: 20;
@@ -115,31 +124,6 @@
   .autocomplete {
     &-panel {
       position: absolute;
-      z-index: 20;
-      margin-top: 2px;
-
-      &.hide {
-        display: none
-      }
-
-      &-body {
-        margin: 0 0.5em 0 0.5em;
-        border-radius: $fallback--tooltipRadius;
-        border-radius: var(--tooltipRadius, $fallback--tooltipRadius);
-        box-shadow: 1px 2px 4px rgba(0, 0, 0, 0.5);
-        box-shadow: var(--popupShadow);
-        min-width: 75%;
-        background-color: $fallback--bg;
-        background-color: var(--popover, $fallback--bg);
-        color: $fallback--link;
-        color: var(--popoverText, $fallback--link);
-        --faint: var(--popoverFaintText, $fallback--faint);
-        --faintLink: var(--popoverFaintLink, $fallback--faint);
-        --lightText: var(--popoverLightText, $fallback--lightText);
-        --postLink: var(--popoverPostLink, $fallback--link);
-        --postFaintLink: var(--popoverPostFaintLink, $fallback--link);
-        --icon: var(--popoverIcon, $fallback--icon);
-      }
     }
 
     &-item {
@@ -196,5 +180,25 @@
   input, textarea {
     flex: 1 0 auto;
   }
+
+  .hidden-overlay {
+    opacity: 0;
+    pointer-events: none;
+    position: absolute;
+    top: 0;
+    bottom: 0;
+    right: 0;
+    left: 0;
+    overflow: hidden;
+    /* DEBUG STUFF */
+    color: red;
+    /* set opacity to non-zero to see the overlay */
+
+    .caret {
+      width: 0;
+      margin-right: calc(-1ch - 1px);
+      border: 1px solid red;
+    }
+  }
 }
 </style>

src/components/popover/popover.js

@@ -51,6 +51,10 @@ const Popover = {
       // lockReEntry is a flag that is set when mouse cursor is leaving the popover's content
       // so that if mouse goes back into popover it won't be re-shown again to prevent annoyance
       // with popovers refusing to be hidden when user wants to interact with something in below popover
+      anchorEl: null,
+      // There's an issue where having teleport enabled by default causes things just...
+      // not render at all, i.e. main post status form and its emoji inputs
+      teleport: false,
       lockReEntry: false,
       hidden: true,
       styles: {},
@@ -63,6 +67,10 @@ const Popover = {
     }
   },
   methods: {
+    setAnchorEl (el) {
+      this.anchorEl = el
+      this.updateStyles()
+    },
     containerBoundingClientRect () {
       const container = this.boundToSelector ? this.$el.closest(this.boundToSelector) : this.$el.offsetParent
       return container.getBoundingClientRect()
@@ -75,7 +83,7 @@ const Popover = {
 
       // Popover will be anchored around this element, trigger ref is the container, so
       // its children are what are inside the slot. Expect only one v-slot:trigger.
-      const anchorEl = (this.$refs.trigger && this.$refs.trigger.children[0]) || this.$el
+      const anchorEl = this.anchorEl || (this.$refs.trigger && this.$refs.trigger.children[0]) || this.$el
       // SVGs don't have offsetWidth/Height, use fallback
       const anchorHeight = anchorEl.offsetHeight || anchorEl.clientHeight
       const anchorWidth = anchorEl.offsetWidth || anchorEl.clientWidth
@@ -319,6 +327,7 @@ const Popover = {
     }
   },
   mounted () {
+    this.teleport = true
     let scrollable = this.$refs.trigger.closest('.column.-scrollable') ||
         this.$refs.trigger.closest('.mobile-notifications')
     if (!scrollable) scrollable = window

src/components/popover/popover.vue

@@ -11,7 +11,7 @@
     >
       <slot name="trigger" />
     </button>
-    <teleport to="#popovers">
+    <teleport :disabled="!teleport" to="#popovers">
       <transition name="fade">
         <div
           v-if="!hidden"