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main.py

@@ -34,35 +34,40 @@ def send_whatsapp_message(wa_id, reply):
     }
     httpx.post(url, headers=headers, json=payload)
 
-@app.post("/webhook")
 async def receive_update(req: Request):
     data = await req.json()
     change = data["entry"][0]["changes"][0]["value"]
     wa_id  = change["contacts"][0]["wa_id"]
     msg    = change["messages"][0]
 
+    # IMAGE: convert to Base64 preview
     if msg["type"] == "image":
         media_id = msg["image"]["id"]
-        # fetch media URL
-        media_url = httpx.get(
+        # 1) get media URL
+        media_resp = httpx.get(
             f"https://graph.facebook.com/v23.0/{media_id}",
             headers={"Authorization": f"Bearer {WHATSAPP_API_TOKEN}"}
-        ).json()["url"]
-        media_bytes = httpx.get(media_url, headers={"Authorization": f"Bearer {WHATSAPP_API_TOKEN}"}).content
-        b64 = base64.b64encode(media_bytes).decode("utf-8")[:10]
-        reply = f"Base64: {b64}"
-        send_whatsapp_message(wa_id, reply)
-        return JSONResponse({"status":"image_preview_sent","preview":b64})
+        )
+        media_resp.raise_for_status()
+        media_url = media_resp.json()["url"]
+        # 2) download bytes
+        media_bytes = httpx.get(
+            media_url,
+            headers={"Authorization": f"Bearer {WHATSAPP_API_TOKEN}"}
+        ).content
+        # 3) encode & preview
+        preview = base64.b64encode(media_bytes).decode("utf-8")[:10]
+        send_whatsapp_message(wa_id, f"Base64: {preview}")
+        return JSONResponse({"status": "image_preview_sent", "preview": preview})
 
-    # fall through to text handler
-    if msg["type"] != "text":
-        print(f"Ignoring message type: {msg['type']}")
-        return JSONResponse({"status": "ignored", "type": msg["type"]})
+    # TEXT: simple echo
+    if msg["type"] == "text":
+        incoming = msg["text"]["body"]
+        send_whatsapp_message(wa_id, f"You said: {incoming}")
+        return JSONResponse({"status": "replied"})
 
-    incoming = msg["text"]["body"]
-    reply    = f"You said: {incoming}"
-    send_whatsapp_message(wa_id, reply)
-    return JSONResponse({"status": "replied"})
+    # ANY OTHER TYPE: ignore silently
+    return JSONResponse({"status": "ignored", "type": msg["type"]})
 
 @app.post("/send")
 async def check_token():