feat: integrate real AudioPlayer, real ImagePicker for Camera/Gallery, and on-the-fly OGG-to-MP3 converter on server

whatsapp_bridge/server.js

@@ -409,6 +409,19 @@ async function handleMessage(ws, raw) {
             return respond({ type: 'error', message: 'Failed to download media file from WhatsApp servers after multiple attempts' });
           }
 
+          // If the media is an Ogg/Opus audio file, convert it to MP3 on-the-fly
+          if (media.mimetype && (media.mimetype.includes('audio/ogg') || media.mimetype.includes('ogg'))) {
+            try {
+              console.log(`[WS] Converting OGG audio file for message ${messageId} to MP3 for iOS compatibility...`);
+              const mp3Data = await convertOggToMp3(media.data);
+              media.data = mp3Data;
+              media.mimetype = 'audio/mp3';
+              media.filename = 'voice_note.mp3';
+            } catch (err) {
+              console.error(`[WS] Ogg to MP3 conversion failed (sending raw Ogg instead):`, err.message);
+            }
+          }
+
           return respond({
             type: 'media',
             messageId: messageId,
@@ -561,3 +574,37 @@ server.listen(PORT, () => {
   console.log(`[SERVER] Standalone WhatsApp Bridge running on port ${PORT}`);
   initWhatsApp();
 });
+
+// ─── OGG to MP3 base64 converter using ffmpeg child process ────────────────
+function convertOggToMp3(base64Ogg) {
+  const { exec } = require('child_process');
+  const tmp = require('os').tmpdir();
+  const path = require('path');
+  const fs = require('fs');
+
+  return new Promise((resolve, reject) => {
+    const timeId = Date.now();
+    const inputPath = path.join(tmp, `input_${timeId}.ogg`);
+    const outputPath = path.join(tmp, `output_${timeId}.mp3`);
+    
+    fs.writeFileSync(inputPath, Buffer.from(base64Ogg, 'base64'));
+    
+    exec(`ffmpeg -i "${inputPath}" -acodec libmp3lame -aq 2 "${outputPath}"`, (error, stdout, stderr) => {
+      // Clean up input file
+      try { fs.unlinkSync(inputPath); } catch(_) {}
+      
+      if (error) {
+        console.error('[FFMPEG ERROR]', error);
+        return reject(error);
+      }
+      
+      try {
+        const mp3Base64 = fs.readFileSync(outputPath).toString('base64');
+        try { fs.unlinkSync(outputPath); } catch(_) {}
+        resolve(mp3Base64);
+      } catch (err) {
+        reject(err);
+      }
+    });
+  });
+}