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| from datetime import datetime | |
| def save_log(user_id: int, history: dict, response: str): | |
| log_entry = ( | |
| f"[{datetime.now().isoformat(sep=' ', timespec='seconds')}]\n" | |
| f"Usuário: {user_id}\n" | |
| f"Histórico: {history}\n" | |
| f"Recomendação: {response.strip()}\n" | |
| f"{'-'*40}\n" | |
| ) | |
| with open("recommender.log", "a", encoding="utf-8") as f: | |
| f.write(log_entry) | |
| def get_user_history(user_id: int) -> dict: | |
| """ | |
| Lê o arquivo recommender.log e retorna o último histórico do usuário. | |
| """ | |
| history = {} | |
| try: | |
| with open("recommender.log", "r", encoding="utf-8") as f: | |
| lines = f.readlines() | |
| current_user = None | |
| for line in lines: | |
| if line.startswith("Usuário:"): | |
| current_user = int(line.split(":")[1].strip()) | |
| elif line.startswith("Histórico:") and current_user == user_id: | |
| history = eval(line.split(":", 1)[1].strip()) | |
| except FileNotFoundError: | |
| pass | |
| return history | |