blackboard.py

import threading

class Blackboard:
    def __init__(self, goal):
        self._lock = threading.Lock()
        self._data = {
            "goal": goal,          
            "srs": "",             
            "architecture": "",   
            "backend_code": "",
            "frontend_code": "",
            "frontend_feedback": "",
            "backend_feedback": "",
            "frontend_review_passed": False,
            "backend_review_passed": False,
            "frontend_needed": True,  
            "backend_needed": True,   
        }

    def get(self, key, default=None):
        with self._lock:
            return self._data.get(key, default)

    def set(self, key, value):
        with self._lock:
            self._data[key] = value

    def append_to(self, key, item):
        with self._lock:
            if key in self._data and isinstance(self._data[key], list):
                self._data[key].append(item)

    def get_all(self):
        with self._lock:
            return dict(self._data)

    def clear(self, key):
        with self._lock:
            if key in self._data:
                self._data[key] = [] if isinstance(self._data[key], list) else ""