Emoji picker: Handle Emoji parsing with EmojiService.

2026-04-20 16:42:44 +02:00 · 2019-07-25 16:32:24 +02:00
parent 289ef99f98
commit 555eafc1fb
10 changed files with 380 additions and 0 deletions
@@ -0,0 +1,74 @@
+/*
+ Copyright 2019 New Vector Ltd
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ 
+ http://www.apache.org/licenses/LICENSE-2.0
+ 
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+import Foundation
+
+extension EmojiItem: Decodable {
+    
+    enum CodingKeys: String, CodingKey {
+        case code = "b"
+        case name = "a"
+        case shortNames = "n"
+        case keywords = "j"
+    }
+    
+    init(from decoder: Decoder) throws {
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+        
+        guard let identifier = decoder.codingPath.last?.stringValue else {
+            throw DecodingError.dataCorruptedError(forKey: .code, in: container, debugDescription: "Cannot initialize identifier")
+        }
+        
+        let emojiUnicodeStringValue = try container.decode(String.self, forKey: .code)
+        
+        let unicodeStringComponents = emojiUnicodeStringValue.components(separatedBy: "-")
+        
+        var emoji = ""
+        
+        for unicodeStringComponent in unicodeStringComponents {
+            if let unicodeCodePoint = Int(unicodeStringComponent, radix: 16),
+                let emojiUnicodeScalar = UnicodeScalar(unicodeCodePoint) {
+                emoji.append(String(emojiUnicodeScalar))
+            } else {
+                throw DecodingError.dataCorruptedError(forKey: .code, in: container, debugDescription: "Cannot initialize emoji")
+            }
+        }
+        
+        let name = try container.decode(String.self, forKey: .name)
+        
+        let shortNames: [String]
+        
+        if let decodedShortNames = try container.decodeIfPresent([String].self, forKey: .shortNames) {
+            shortNames = decodedShortNames
+        } else {
+            shortNames = []
+        }
+        
+        let keywords: [String]
+        
+        if let decodedKeywords = try container.decodeIfPresent([String].self, forKey: .keywords) {
+            keywords = decodedKeywords
+        } else {
+            keywords = []
+        }
+        
+        self.init(identifier: identifier,
+                  value: emoji,
+                  name: name,
+                  shortNames: shortNames,
+                  keywords: keywords)
+    }
+}