xiaozhi-esp32-server/config/private_config.py

import os
import time
import yaml
import logging
from typing import Dict, Any, Optional
from copy import deepcopy
from core.utils.util import get_project_dir
from core.utils import asr, vad, llm, tts
from manager.api.user_manager import UserManager
from core.utils.lock_manager import FileLockManager

class PrivateConfig:
    def __init__(self, device_id: str, default_config: Dict[str, Any], auth_code_gen=None):
        self.device_id = device_id
        self.default_config = default_config
        self.config_path = get_project_dir() + 'data/.private_config.yaml'
        self.logger = logging.getLogger(__name__)
        self.private_config = {}
        self.auth_code_gen = auth_code_gen
        self.user_manager = UserManager()
        self.lock_manager = FileLockManager()

    async def load_or_create(self):
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                if os.path.exists(self.config_path):
                    with open(self.config_path, 'r', encoding='utf-8') as f:
                        all_configs = yaml.safe_load(f) or {}
                else:
                    all_configs = {}

                if self.device_id not in all_configs:
                    # Get selected module names
                    selected_modules = self.default_config['selected_module']
                    selected_tts = selected_modules['TTS']
                    selected_llm = selected_modules['LLM']
                    selected_asr = selected_modules['ASR']
                    selected_vad = selected_modules['VAD']

                    # 生成认证码
                    auth_code = None
                    if self.auth_code_gen:
                        auth_code = self.auth_code_gen.generate_code()

                    # Initialize device config with only necessary configurations
                    device_config = {
                        'selected_module': deepcopy(selected_modules),
                        'prompt': self.default_config['prompt'],
                        'LLM': {
                            selected_llm: deepcopy(self.default_config['LLM'][selected_llm])
                        },
                        'TTS': {
                            selected_tts: deepcopy(self.default_config['TTS'][selected_tts])
                        },
                        'ASR': {
                            selected_asr: deepcopy(self.default_config['ASR'][selected_asr])
                        },
                        'VAD': {
                            selected_vad: deepcopy(self.default_config['VAD'][selected_vad])
                        },
                        'auth_code': auth_code  # 添加认证码字段
                    }
                    
                    all_configs[self.device_id] = device_config
                    
                    # Save updated configs
                    with open(self.config_path, 'w', encoding='utf-8') as f:
                        yaml.dump(all_configs, f, allow_unicode=True)

                self.private_config = all_configs[self.device_id]

            finally:
                self.lock_manager.release_lock(self.config_path)

        except Exception as e:
            self.logger.error(f"Error handling private config: {e}")
            self.private_config = {}

    async def update_config(self, selected_modules: Dict[str, str], prompt: str, nickname: str) -> bool:
        """更新设备配置
        Args:
            selected_modules: 选择的模块配置，格式如 {'LLM': 'AliLLM', 'TTS': 'EdgeTTS',...}
            prompt: 提示词配置
        Returns:
            bool: 更新是否成功
        """
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                # Read main config to get full module configurations
                main_config = self.default_config

                # Create new device config
                device_config = {
                    'selected_module': selected_modules,
                    'prompt': prompt,
                    'nickname': nickname,
                }
                if self.private_config.get('last_chat_time'):
                    device_config['last_chat_time'] = self.private_config['last_chat_time']

                # Copy full module configurations from main config
                for module_type, selected_name in selected_modules.items():
                    if selected_name and selected_name in main_config.get(module_type, {}):
                        device_config[module_type] = {
                            selected_name: main_config[module_type][selected_name]
                        }

                # Read all configs
                if os.path.exists(self.config_path):
                    with open(self.config_path, 'r', encoding='utf-8') as f:
                        all_configs = yaml.safe_load(f) or {}
                else:
                    all_configs = {}

                # Update device config
                all_configs[self.device_id] = device_config
                self.private_config = device_config

                # Save back to file
                with open(self.config_path, 'w', encoding='utf-8') as f:
                    yaml.dump(all_configs, f, allow_unicode=True)

                return True
            finally:
                self.lock_manager.release_lock(self.config_path)

        except Exception as e:
            self.logger.error(f"Error updating config: {e}")
            return False

    async def delete_config(self) -> bool:
        """删除设备配置
        Returns:
            bool: 删除是否成功
        """
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                # 读取所有配置
                if os.path.exists(self.config_path):
                    with open(self.config_path, 'r', encoding='utf-8') as f:
                        all_configs = yaml.safe_load(f) or {}
                else:
                    return False

                # 删除设备配置
                if self.device_id in all_configs:
                    del all_configs[self.device_id]
                    
                    # 保存更新后的配置
                    with open(self.config_path, 'w', encoding='utf-8') as f:
                        yaml.dump(all_configs, f, allow_unicode=True)
                    
                    self.private_config = {}
                    return True
                
                return False
            finally:
                self.lock_manager.release_lock(self.config_path)

        except Exception as e:
            self.logger.error(f"Error deleting config: {e}")
            return False

    def create_private_instances(self):
        #  判断存在私有配置，并且self.device_id在私有配置中
        if not self.private_config:
            logging.error("Private config not found for device_id: %s", self.device_id)
            return None, None, None, None
        
        """创建私有处理模块实例"""
        config = self.private_config
        selected_modules = config['selected_module']
        return (
            vad.create_instance(
                selected_modules["VAD"],
                config["VAD"][selected_modules["VAD"]]
            ),
            asr.create_instance(
                selected_modules["ASR"],
                config["ASR"][selected_modules["ASR"]],
                self.default_config.get("delete_audio", True)  # Using default_config for global settings
            ),
            llm.create_instance(
                selected_modules["LLM"]
                if not 'type' in config["LLM"][selected_modules["LLM"]]
                else
                config["LLM"][selected_modules["LLM"]]['type'],
                config["LLM"][selected_modules["LLM"]],
            ),
            tts.create_instance(
                selected_modules["TTS"]
                if not 'type' in config["TTS"][selected_modules["TTS"]]
                else
                config["TTS"][selected_modules["TTS"]]["type"],
                config["TTS"][selected_modules["TTS"]],
                self.default_config.get("delete_audio", True)  # Using default_config for global settings
            )
        )

    async def update_last_chat_time(self, timestamp=None):
        """更新设备最近一次的聊天时间
        Args:
            timestamp: 指定的时间戳,不传则使用当前时间
        """
        if not self.private_config:
            self.logger.error("Private config not found")
            return False
            
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                if timestamp is None:
                    timestamp = int(time.time())
                    
                self.private_config['last_chat_time'] = timestamp
                
                # 读取所有配置
                with open(self.config_path, 'r', encoding='utf-8') as f:
                    all_configs = yaml.safe_load(f) or {}
                    
                # 更新当前设备配置    
                all_configs[self.device_id] = self.private_config
                
                # 保存回文件
                with open(self.config_path, 'w', encoding='utf-8') as f:
                    yaml.dump(all_configs, f, allow_unicode=True)
                    
                return True
            finally:
                self.lock_manager.release_lock(self.config_path)
                
        except Exception as e:
            self.logger.error(f"Error updating last chat time: {e}")
            return False

    def get_auth_code(self) -> str:
        """获取设备的认证码
        Returns:
            str: 认证码，如果没有返回空字符串
        """
        return self.private_config.get('auth_code', '')

    async def bind_user(self, username: str) -> bool:
        """绑定用户到设备"""
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                # 检查用户是否存在
                if not self.user_manager.get_user(username):
                    self.logger.error(f"User {username} not found")
                    return False

                # 读取所有配置
                with open(self.config_path, 'r', encoding='utf-8') as f:
                    all_configs = yaml.safe_load(f) or {}

                if self.device_id not in all_configs:
                    self.logger.error(f"Device {self.device_id} not found")
                    return False

                # 删除认证码
                auth_code = all_configs[self.device_id].get('auth_code')
                self.logger.info(f"Binding user {username} to device {self.device_id}")
                if auth_code:
                    del all_configs[self.device_id]['auth_code']

                if self.auth_code_gen:
                    self.auth_code_gen.remove_code(auth_code)

                # 更新设备所有者
                all_configs[self.device_id]['owner'] = username
                self.private_config = all_configs[self.device_id]

                # 更新用户的设备列表
                user_data = await self.user_manager.get_user(username)
                if 'devices' not in user_data:
                    user_data['devices'] = []
                if self.device_id not in user_data['devices']:
                    user_data['devices'].append(self.device_id)
                    await self.user_manager.update_user(username, user_data)

                # 保存配置
                with open(self.config_path, 'w', encoding='utf-8') as f:
                    yaml.dump(all_configs, f, allow_unicode=True)

                return True
            finally:
                self.lock_manager.release_lock(self.config_path)

        except Exception as e:
            self.logger.error(f"Error binding user: {e}")
            return False

    async def unbind_user(self) -> bool:
        """解绑设备当前用户"""
        try:
            await self.lock_manager.acquire_lock(self.config_path)
            try:
                if not self.private_config.get('owner'):
                    return True

                username = self.private_config['owner']
                
                # 从用户数据中移除设备
                user_data = self.user_manager.get_user(username)
                if user_data and 'devices' in user_data:
                    if self.device_id in user_data['devices']:
                        user_data['devices'].remove(self.device_id)
                        self.user_manager.update_user(username, user_data)

                # 从设备配置中移除所有者
                with open(self.config_path, 'r', encoding='utf-8') as f:
                    all_configs = yaml.safe_load(f) or {}
                
                if self.device_id in all_configs:
                    if 'owner' in all_configs[self.device_id]:
                        del all_configs[self.device_id]['owner']
                        self.private_config = all_configs[self.device_id]
                    
                    with open(self.config_path, 'w', encoding='utf-8') as f:
                        yaml.dump(all_configs, f, allow_unicode=True)

                return True
            finally:
                self.lock_manager.release_lock(self.config_path)

        except Exception as e:
            self.logger.error(f"Error unbinding user: {e}")
            return False

    def get_owner(self) -> Optional[str]:
        """获取设备当前所有者"""
        return self.private_config.get('owner')