refactor to reorganise codebase

chatmock/http.py

@@ -0,0 +1,24 @@
+from __future__ import annotations
+
+from flask import Response, jsonify, request
+
+
+def build_cors_headers() -> dict:
+    origin = request.headers.get("Origin", "*")
+    req_headers = request.headers.get("Access-Control-Request-Headers")
+    allow_headers = req_headers if req_headers else "Authorization, Content-Type, Accept"
+    return {
+        "Access-Control-Allow-Origin": origin,
+        "Access-Control-Allow-Methods": "POST, GET, OPTIONS",
+        "Access-Control-Allow-Headers": allow_headers,
+        "Access-Control-Max-Age": "86400",
+    }
+
+
+def json_error(message: str, status: int = 400) -> Response:
+    resp = jsonify({"error": {"message": message}})
+    response: Response = Response(response=resp.response, status=status, mimetype="application/json")
+    for k, v in build_cors_headers().items():
+        response.headers.setdefault(k, v)
+    return response
+