Moved b64encode & b64decode to a single file

src/aniwave/utils/urlGrabber.ts

@@ -1,5 +1,5 @@
-import { b64encode } from "../../shared/utils/aniwave/b64encode";
 import { rc4Cypher } from "../../shared/utils/aniwave/rc4";
+import { b64encode } from "../../shared/utils/b64";
 
 function serializeText(t: string) {
     return "".concat(b64encode(t)).replace(/\//g, "_").replace(/\+/g, "-");

src/shared/extractors/voe.ts

@@ -3,7 +3,7 @@ import { VideoExtractor } from '../../shared/models/Iextractor';
 import { ISource } from '../../shared/models/types';
 import { getM3u8Qualities } from '../../shared/utils/m3u8';
 import { PlaylistEpisodeServerSubtitle, PlaylistEpisodeServerSubtitleFormat } from '@mochiapp/js/dist';
-import { b64decode } from '../utils/b64decode';
+import { b64decode } from '../utils/b64';
 
 export class VoeE extends VideoExtractor {
   protected override serverName = 'voe';

src/shared/utils/aniwave/b64encode.ts → src/shared/utils/b64.ts

@@ -1,3 +1,38 @@
+export function b64decode(input: string): string {
+    const base64Chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+    const base64Lookup: Record<string, number> = {};
+    for (let i = 0; i < base64Chars.length; i++) {
+        base64Lookup[base64Chars.charAt(i)] = i;
+    }
+
+    let output = '';
+    let buffer = 0;
+    let bufferLength = 0;
+
+    for (let i = 0; i < input.length; i++) {
+        const char = input.charAt(i);
+        if (char === '=') {
+            // Padding signifies end of data, break out of the loop
+            break;
+        }
+
+        const charCode = base64Lookup[char];
+        if (charCode === undefined) {
+            throw new Error('Invalid Base64 input');
+        }
+
+        buffer = (buffer << 6) | charCode;
+        bufferLength += 6;
+
+        if (bufferLength >= 8) {
+            bufferLength -= 8;
+            output += String.fromCharCode((buffer >> bufferLength) & 0xFF);
+        }
+    }
+
+    return output;
+}
+
 export function b64encode(data: string): string {
     data = "".concat(data);
     for (s = 0; s < data.length; s++) {