Removed helpers to make routes self contained.

routes/yeastar.py

@@ -1,10 +1,10 @@
 from flask import Blueprint, request, jsonify
+import random, time
 import requests
 import xml.etree.ElementTree as ET
 from datetime import datetime
 
 from config import VOIPMS_ENDPOINT, ENDPOINT_OBSCURITY
-from routes.helpers import generate_message_id, parse_bearer_token, build_soap_envelope
 
 bp = Blueprint('yeastar', __name__)
 
@@ -118,4 +118,54 @@ def handle_yeastar_outbound():
                 "title": "Message Failed",
                 "detail": f"VOIP.ms returned status: {status or 'unknown'}"
             }]
-        }), 400
+        }), 400
+
+def generate_message_id():
+    return f"{random.randint(100000, 999999)}{int(time.time())}"
+
+def parse_bearer_token(auth_header):
+    """
+    Expect: Authorization: Bearer username|||password
+    """
+    if not auth_header.startswith("Bearer "):
+        return None, None
+    token = auth_header.split("Bearer ")[1].strip()
+    parts = token.split("|||")
+    if len(parts) == 2:
+        return parts[0], parts[1]
+    return None, None
+
+def build_soap_envelope(
+    username, password, from_number, to_number,
+    message_text, media_urls=None
+):
+    media_urls = media_urls or []
+    is_mms = len(media_urls) > 0
+    soap_method = "sendMMS" if is_mms else "sendSMS"
+
+    envelope = f"""
+<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
+                  xmlns:wsd="https://voip.ms/api/wsdl"
+                  xmlns:xsd1="https://voip.ms/api/schema">
+   <soapenv:Header/>
+   <soapenv:Body>
+      <wsd:{soap_method}>
+         <wsd:params>
+            <xsd1:api_username>{username}</xsd1:api_username>
+            <xsd1:api_password>{password}</xsd1:api_password>
+            <xsd1:did>{from_number}</xsd1:did>
+            <xsd1:dst>{to_number}</xsd1:dst>
+            <xsd1:message>{message_text}</xsd1:message>
+"""
+
+    # Add media tags if MMS, max 3 allowed
+    if is_mms:
+        for i, url in enumerate(media_urls[:3]):
+            envelope += f"            <xsd1:media{i+1}>{url}</xsd1:media{i+1}>\n"
+
+    envelope += f"""         </wsd:params>
+      </wsd:{soap_method}>
+   </soapenv:Body>
+</soapenv:Envelope>"""
+
+    return envelope.strip()