#
# SPDX-FileCopyrightText: Hadad <hadad@linuxmail.org>
# SPDX-License-Identifier: Apache-2.0
#

import traceback
from config import MAX_TOKENS, INSTRUCTIONS_END

def generate_response(
    server,
    model_name,
    conversation_messages,
    tool_definitions,
    tools_done=False
):
    response_generator = ""
    
    if tools_done:
        system_reminder = {
            "role": "system",
            "content": INSTRUCTIONS_END
        }
        conversation_messages.append(system_reminder)
    
    try:
        response = server.chat.completions.create(
            model=model_name,
            messages=conversation_messages,
            tools=tool_definitions if not tools_done else None,
            tool_choice="none",
            max_tokens=MAX_TOKENS,
            temperature=0.75,
            stream=True
        )
        
        for data in response:
            try:
                raw_data = data.choices[0].delta.content or ""
            except Exception:
                raw_data = ""
            
            if raw_data:
                response_generator += raw_data
                yield response_generator
        
        yield response_generator
        
    except Exception as response_error:
        response_generator += f"\nError: {str(response_error)}\n"
        response_generator += traceback.format_exc()
        yield response_generator