Big changes - change engine, split core\plus version

examples/python/echo.py

@@ -0,0 +1,44 @@
+from pprint import pprint
+
+import requests
+from flask import Flask
+from flask import request
+
+app = Flask(__name__)
+
+
+@app.route("/")
+def whatsapp_echo():
+    return "WhatsApp HTTP API Echo server is ready!"
+
+
+@app.route("/message", methods=["GET", "POST"])
+def whatsapp_webhook():
+    data = request.get_json()
+    if not data:
+        return "WhatsApp HTTP API Echo server is ready!"
+    pprint(data)
+    if data['event'] != "message":
+        return f"Unknown event {data['event']}"
+
+    payload = data["payload"]
+    # The text
+    text = payload["body"]
+    # Number in format 791111111@c.us
+    from_ = payload["from"]
+
+    if payload.get("mediaUrl", None):
+        # Download file and set text to path
+        client_url = payload["mediaUrl"]
+        filename = client_url.split("/")[-1]
+        path = "/tmp/" + filename
+        r = requests.get(client_url)
+        open(path, "wb").write(r.content)
+        text = f"We have downloaded file here: {path}"
+
+    # Send a text back via WhatsApp HTTP API
+    response = requests.post(
+        "http://localhost:3000/api/sendText", json={"chatId": from_, "text": text}
+    )
+    response.raise_for_status()
+    return "OK"

examples/python/requirements.txt

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+flask
+requests