From bbc138d6a01fad3f2c06e52ae31af00303458a6f Mon Sep 17 00:00:00 2001
From: kimpure <gimleni593@gmail.com>
Date: Thu, 21 May 2026 13:34:56 +0000
Subject: [PATCH] better callingNumberKorean impl

---
 packages/utils/callingNumberKorean.ts | 20 +++++++++-----------
 1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/packages/utils/callingNumberKorean.ts b/packages/utils/callingNumberKorean.ts
index edf9f2b..75adf31 100644
--- a/packages/utils/callingNumberKorean.ts
+++ b/packages/utils/callingNumberKorean.ts
@@ -8,10 +8,6 @@ export default class CallingNumberKorean {
         "", "한", "두", "세", "네", "다섯",
         "여섯", "일곱", "여덟", "아홉", "열",
     ]
-    static FirstDigitSingle = [
-        "영", "한", "두", "세", "네", "다섯",
-        "여섯", "일곱", "여덟", "아홉", "열",
-    ]
     static canConvert(num: number): boolean {
         return num < 100 && num >= 0 && Number.isInteger(num)
     }
@@ -19,13 +15,15 @@ export default class CallingNumberKorean {
         const firstDigit = num % 10;
         const secondDigit = Math.floor(num / 10);
 
-        if (secondDigit) {
-            return (
-                this.SecondDigit[secondDigit]
-                + this.FirstDigit[firstDigit]
-            );
-        } else {
-            return this.FirstDigitSingle[firstDigit];
+        let result = (
+            this.SecondDigit[secondDigit]
+            + this.FirstDigit[firstDigit]
+        );
+
+        if (!result.length) {
+            result = "영"
         }
+
+        return result;
     }
 }