feat: replace image.velog.io to velog.velcdn.com

Author: velopert

src/lib/optimizeImage.ts

@@ -1,4 +1,10 @@
-export default function optimizeImage(url: string, width?: number) {
+export default function optimizeImage(
+  url: string,
+  /**
+   * S3 -> velcdn으로 넘어가면서 당장은 비활성화 상태. 나중에 다시 돌려놓을 예정
+   */
+  width?: number,
+) {
   if (
     !url.includes('https://images.velog.io') &&
     !url.includes('https://media.vlpt.us')
@@ -8,11 +14,22 @@ export default function optimizeImage(url: string, width?: number) {
   if (url.includes('?')) return url;
   if (url.includes('.svg')) return url;
 
-  let replaced = url.replace('://images.velog.io', '://media.vlpt.us'); // Cloudflare
+  let replaced = url.replace('://images.velog.io', '://velog.velcdn.com');
+
+  // since b2 requires different encoding..
+  const filename = replaced.split('/').pop() ?? '';
+  const proeperlyEncoded = encodeURIComponent(decodeURI(filename));
+  replaced = replaced.replace(filename, proeperlyEncoded);
+  return replaced;
+
+  // disabled for now
+
   // let replaced = url.replace('://images', '://img'); // Cloudfront
 
-  if (!width) {
-    return replaced;
-  }
-  return replaced.concat(`?w=${width}`);
+  // if (!width) {
+  //   return replaced;
+  // }
+  // return replaced.concat(`?w=${width}`);
 }
+
+// https://velog.velcdn.com/images/city7310/post/95db2b3d-44a1-4671-a4ca-af0b2b70bca2/%EC%8A%A4%ED%81%AC%EB%A6%B0%EC%83%B7,%202021-04-18%2021-09-35.png