Add emoji sanitizater

emoji/emojiMart.go

+////////////////////////////////////////////////////////////////////////////////
+// Copyright © 2022 xx foundation                                             //
+//                                                                            //
+// Use of this source code is governed by a license that can be found in the  //
+// LICENSE file.                                                              //
+////////////////////////////////////////////////////////////////////////////////
+
+package main
+
+// emojiID represents the alias for an emoji in emoji-mart. For example, the
+// alias for the emoji 💯 would be "100". This adheres strictly to how Emoji
+// Mart categorizes their emojis within the categories section of their JSON
+// file.
+type emojiID string
+
+// codepoint represents the Unicode codepoint or codepoints for an emoji. They
+// are in lowercase and if there are multiple codepoints, they are seperated by
+// a dash ("-"). For example, the emoji 💯 would have the codepoint "1f4af".
+type codepoint string
+
+// emojiMartSet is a representation of the JSON file format containing the emoji
+// list in emoji-mart.
+//
+// Doc: https://github.com/missive/emoji-mart/
+// JSON example: https://github.com/missive/emoji-mart/blob/main/packages/emoji-mart-data/sets/14/native.json
+type emojiMartSet struct {
+	Categories []category             `json:"categories"`
+	Emojis     map[emojiID]emoji      `json:"emojis"`
+	Aliases    map[string]emojiID     `json:"aliases"`
+	Sheet      map[string]interface{} `json:"sheet"`
+}
+
+// category adheres to the category field of the emoji-mart JSON file.
+type category struct {
+	Emojis []emojiID `json:"emojis"`
+	ID     string    `json:"id"`
+}
+
+// emoji adheres to the emoji field of the emoji-mart JSON file.
+type emoji struct {
+	Emoticons []string `json:"emoticons,omitempty"`
+	ID        emojiID  `json:"id"`
+	Name      string   `json:"name"`
+	Keywords  []string `json:"keywords"`
+	Skins     []skin   `json:"skins"`
+	Version   float32  `json:"version"`
+}
+
+// skin adheres to the skin field within the emoji field of the emoji-mart JSON
+// file.
+type skin struct {
+	Unified codepoint `json:"unified"`
+	Native  string    `json:"native"`
+}