From 56f0dc573d7207861b7c8e9c25f3f18cc22ce925 Mon Sep 17 00:00:00 2001
From: Maksim Karmatskikh <mkarmatskih@gmail.com>
Date: Mon, 2 Oct 2023 13:22:40 +0600
Subject: [PATCH] UBERF-17: Missing smiles auto-conversion in rich texts :)
 (#3771)

Signed-off-by: Maxim Karmatskikh <mkarmatskih@gmail.com>
---
 .../src/components/ReferenceInput.svelte      |  3 +-
 .../src/components/StyledTextBox.svelte       | 53 ++++++++----
 .../src/components/extension/emoji.ts         | 80 +++++++++++++++++++
 3 files changed, 119 insertions(+), 17 deletions(-)
 create mode 100644 packages/text-editor/src/components/extension/emoji.ts

diff --git a/packages/text-editor/src/components/ReferenceInput.svelte b/packages/text-editor/src/components/ReferenceInput.svelte
index 9943d2808d..670fc1b493 100644
--- a/packages/text-editor/src/components/ReferenceInput.svelte
+++ b/packages/text-editor/src/components/ReferenceInput.svelte
@@ -34,6 +34,7 @@
   import { RefAction, RefInputActionItem, TextEditorHandler, TextFormatCategory } from '../types'
   import TextEditor from './TextEditor.svelte'
   import { completionConfig } from './extensions'
+  import { EmojiExtension } from './extension/emoji'
   import Attach from './icons/Attach.svelte'
   import RIMention from './icons/RIMention.svelte'
   import Send from './icons/Send.svelte'
@@ -177,7 +178,7 @@
           updateFocus()
           dispatch('focus', focused)
         }}
-        extensions={[completionPlugin]}
+        extensions={[completionPlugin, EmojiExtension.configure()]}
         on:update
         placeholder={placeholder ?? textEditorPlugin.string.EditorPlaceholder}
         textFormatCategories={[
diff --git a/packages/text-editor/src/components/StyledTextBox.svelte b/packages/text-editor/src/components/StyledTextBox.svelte
index 21d9c3e7b8..45d2adc31b 100644
--- a/packages/text-editor/src/components/StyledTextBox.svelte
+++ b/packages/text-editor/src/components/StyledTextBox.svelte
@@ -13,10 +13,15 @@
     resizeObserver
   } from '@hcengineering/ui'
   import { createEventDispatcher } from 'svelte'
+  import type { AnyExtension } from '@tiptap/core'
+
   import { Completion } from '../Completion'
   import textEditorPlugin from '../plugin'
   import StyledTextEditor from './StyledTextEditor.svelte'
+
   import { completionConfig } from './extensions'
+  import { EmojiExtension } from './extension/emoji'
+
   import { ImageRef, FileAttachFunction } from './imageExt'
   import { Node as ProseMirrorNode } from '@tiptap/pm/model'
 
@@ -38,6 +43,7 @@
   export let enableFormatting = false
   export let autofocus = false
   export let enableBackReferences: boolean = false
+  export let enableEmojiReplace: boolean = true
   export let isScrollable: boolean = true
 
   export let attachFile: FileAttachFunction | undefined = undefined
@@ -136,24 +142,9 @@
       focusManager?.setFocus(idx)
     }
   }
-  const completionPlugin = Completion.configure({
-    ...completionConfig,
-    showDoc (event: MouseEvent, _id: string, _class: string) {
-      dispatch('open-document', { event, _id, _class })
-    }
-  })
 
   const attachments = new Map<string, ProseMirrorNode>()
 
-  const imagePlugin = ImageRef.configure({
-    inline: true,
-    HTMLAttributes: {},
-    attachFile,
-    reportNode: (id, node) => {
-      attachments.set(id, node)
-    }
-  })
-
   /**
    * @public
    */
@@ -163,6 +154,36 @@
       textEditor.removeNode(nde)
     }
   }
+
+  function configureExtensions () {
+    const imagePlugin = ImageRef.configure({
+      inline: true,
+      HTMLAttributes: {},
+      attachFile,
+      reportNode: (id, node) => {
+        attachments.set(id, node)
+      }
+    })
+
+    const completionPlugin = Completion.configure({
+      ...completionConfig,
+      showDoc (event: MouseEvent, _id: string, _class: string) {
+        dispatch('open-document', { event, _id, _class })
+      }
+    })
+
+    const extensions: AnyExtension[] = [imagePlugin]
+    if (enableBackReferences) {
+      extensions.unshift(completionPlugin)
+    }
+    if (enableEmojiReplace) {
+      extensions.push(EmojiExtension.configure())
+    }
+
+    return extensions
+  }
+
+  const extensions = configureExtensions()
 </script>
 
 <!-- svelte-ignore a11y-click-events-have-key-events -->
@@ -195,7 +216,7 @@
       {enableFormatting}
       {autofocus}
       {isScrollable}
-      extensions={enableBackReferences ? [completionPlugin, imagePlugin] : [imagePlugin]}
+      {extensions}
       bind:content={rawValue}
       bind:this={textEditor}
       on:attach
diff --git a/packages/text-editor/src/components/extension/emoji.ts b/packages/text-editor/src/components/extension/emoji.ts
new file mode 100644
index 0000000000..ffb20d3f29
--- /dev/null
+++ b/packages/text-editor/src/components/extension/emoji.ts
@@ -0,0 +1,80 @@
+import { Extension } from '@tiptap/core'
+
+const emojiReplaceDict = {
+  '0:)': '😇',
+  '0:-)': '😇',
+  '0:-3': '😇',
+  '0:3': '😇',
+  '0;^)': '😇',
+  'O:-)': '😇',
+  '3:)': '😈',
+  '3:-)': '😈',
+  '}:)': '😈',
+  '}:-)': '😈',
+  '>:)': '😈',
+  '>:-)': '😈',
+  '>;)': '😈',
+  ':-D': '😁',
+  ":')": '😂',
+  ":'-)": '😂',
+  ':)': '😊',
+  ':-)': '😄',
+  ':]': '😄',
+  ':^)': '😄',
+  ':o)': '😄',
+  ':}': '😄',
+  '*-)': '😉',
+  ':-,': '😉',
+  ';)': '😉',
+  ';-)': '😉',
+  ';-]': '😉',
+  ';]': '😉',
+  ';^)': '😉',
+  ':-|': '😐',
+  ':|': '😐',
+  ':(': '😞',
+  ':-(': '😒',
+  ':-<': '😒',
+  ':-[': '😒',
+  ':-c': '😒',
+  ':<': '😒',
+  ':[': '😒',
+  ':{': '😒',
+  '%)': '😖',
+  '%-)': '😖',
+  ':-P': '😜',
+  ':-p': '😜',
+  ';(': '😜',
+  ':-||': '😠',
+  ':-.': '😡',
+  ':-/': '😡',
+  ':/': '😐',
+  ":'(": '😢',
+  ":'-(": '😢',
+  ':-O': '😲',
+  ':-o': '😲',
+  ':-&': '😶',
+  ':-X': '😶'
+}
+
+function escapeRegExp (text: string): string {
+  return text.replace(/[[\]{}()*+?.\\^$|#]/g, '\\$&')
+}
+
+export const EmojiExtension = Extension.create({
+  addInputRules () {
+    return Object.keys(emojiReplaceDict).map((pattern) => {
+      return {
+        find: new RegExp(escapeRegExp(pattern)),
+        handler: ({ range, match, commands }) => {
+          commands.insertContentAt(range, [
+            {
+              type: 'text',
+              text: emojiReplaceDict[pattern as keyof typeof emojiReplaceDict]
+            }
+          ])
+        }
+      }
+    })
+  }
+})