fix CC: map system->user, content string->array, strip tools, fix threadId UUID

src/translate-proxy.py

@@ -719,11 +719,34 @@ class Handler(http.server.BaseHTTPRequestHandler):
 
     def _handle_command_code(self, body, model, stream):
         input_data = body.get("input", "")
+        raw_msgs = oa_input_to_messages(input_data)
+
         instructions = body.get("instructions", "").strip()
-        messages = cc_input_to_messages(input_data)
+        cc_msgs = []
         if instructions:
-            sys_msg = {"role": "system", "content": instructions}
+            cc_msgs.append({"role": "user", "content": [{"type": "text", "text": instructions}]})
-            messages.insert(0, sys_msg)
+        for m in raw_msgs:
+            role = m.get("role", "user")
+            if role == "system":
+                role = "user"
+            content = m.get("content", "")
+            if isinstance(content, str):
+                content = [{"type": "text", "text": content}]
+            elif content is None:
+                content = [{"type": "text", "text": ""}]
+            cc_msgs.append({"role": role, "content": content})
+            for tc in m.get("tool_calls") or []:
+                fn = tc.get("function", {})
+                cc_msgs.append({"role": "assistant", "content": [{"type": "text", "text": ""}],
+                                 "tool_calls": [{"id": tc.get("id", uid("tc")), "type": "function",
+                                                  "function": {"name": fn.get("name", ""), "arguments": fn.get("arguments", "{}")}}]})
+            if m.get("tool_call_id"):
+                cc_msgs.append({"role": "tool", "tool_call_id": m["tool_call_id"],
+                                 "content": [{"type": "text", "text": m.get("content", "")}]})
+
+        thread_id = body.get("request_id") or body.get("id") or uid("thread")
+        if len(thread_id) < 32:
+            thread_id = uid("thread")
 
         cc_body = {
             "config": _cc_config(),
@@ -734,11 +757,11 @@ class Handler(http.server.BaseHTTPRequestHandler):
                 "stream": True,
                 "max_tokens": body.get("max_output_tokens", 64000),
                 "temperature": body.get("temperature", 0.3),
-                "messages": messages,
+                "messages": cc_msgs,
                 "model": model,
-                "tools": cc_convert_tools(body.get("tools")) or [],
+                "tools": [],
             },
-            "threadId": body.get("request_id") or uid("thread"),
+            "threadId": thread_id,
         }
 
         target = upstream_target(TARGET_URL, "/alpha/generate")