feat: 초성 검색에서 '알파벳' 대신 검색 추가

2021-12-07 02:03:10 +09:00
parent 40b52dd517
commit 5587a358ce
2 changed files with 27 additions and 3 deletions
@@ -0,0 +1,24 @@
+export function filter초성withAlphabet(text: string): [string, string] {
+    const 초성 = [
+        "ㄱ", "ㄲ", "ㄴ", "ㄷ", "ㄸ", "ㄹ", "ㅁ", "ㅂ", "ㅃ",
+        "ㅅ", "ㅆ", "ㅇ", "ㅈ", "ㅉ", "ㅊ", "ㅋ", "ㅌ", "ㅍ", "ㅎ"
+    ];
+    const alphabets = [
+        "r", "R", "s", "e", "E", "f", "a", "q", "Q",
+        "t", "T", "d", "w", "W", "c", "z", "x", "v", "g"
+    ];
+    const resultH: string[] = [];
+    const resultA: string[] = [];
+    for (const char of text) {
+        const code = (char.codePointAt(0) ?? 0) - 44032;
+        if (0 <= code && code < 11172) {
+            resultH.push(초성[~~(code / 588)]);
+            resultA.push(alphabets[~~(code / 588)]);
+        }
+        else {
+            resultH.push(char);
+            resultA.push(char);
+        }
+    }
+    return [resultH.join(''), resultA.join('')];
+}