|
| 1 | +import json |
| 2 | +import os |
| 3 | +import re |
| 4 | +import aiofiles |
| 5 | +import aiofiles.os as aio_os |
| 6 | +from astrbot.api import logger |
| 7 | + |
| 8 | + |
| 9 | +class SaveHandler: |
| 10 | + """保存处理器类，用于处理保存和加载操作""" |
| 11 | + |
| 12 | + def __init__(self, parser): |
| 13 | + """初始化保存处理器 |
| 14 | +
|
| 15 | + Args: |
| 16 | + parser: 解析器实例，用于访问和修改变量数据 |
| 17 | + """ |
| 18 | + self.parser = parser |
| 19 | + self.data_path = os.path.join(os.getcwd(), "data", "lorebook_lite_saves") |
| 20 | + os.makedirs( |
| 21 | + self.data_path, exist_ok=True |
| 22 | + ) # 同步创建目录，因为这只在初始化时执行一次 |
| 23 | + |
| 24 | + def _get_session_ps(self): |
| 25 | + """获取当前会话的安全文件名 |
| 26 | +
|
| 27 | + Returns: |
| 28 | + str: 处理后的会话ID，可用作文件名 |
| 29 | + """ |
| 30 | + return re.sub(r'[\\/:*?"<>|!]', "_", self.parser.session) |
| 31 | + |
| 32 | + async def handle_save_oper(self, args: list[str]) -> str: |
| 33 | + """处理保存操作 |
| 34 | +
|
| 35 | + Args: |
| 36 | + args: 操作参数列表 |
| 37 | +
|
| 38 | + Returns: |
| 39 | + str: 操作结果消息 |
| 40 | + """ |
| 41 | + if not args: |
| 42 | + return "无参数" |
| 43 | + |
| 44 | + try: |
| 45 | + match args: |
| 46 | + case ["world"]: |
| 47 | + await self._save_world_state() |
| 48 | + return "世界状态已保存" |
| 49 | + case ["user"]: |
| 50 | + await self._save_user_state() |
| 51 | + return "用户状态已保存" |
| 52 | + case _: |
| 53 | + return "未知参数" |
| 54 | + except Exception as e: |
| 55 | + logger.error(f"保存状态时出错: {e}") |
| 56 | + return f"保存失败: {str(e)}" |
| 57 | + |
| 58 | + async def handle_load_oper(self, args: list[str]) -> str: |
| 59 | + """处理加载操作 |
| 60 | +
|
| 61 | + Args: |
| 62 | + args: 操作参数列表 |
| 63 | +
|
| 64 | + Returns: |
| 65 | + str: 操作结果消息 |
| 66 | + """ |
| 67 | + if not args: |
| 68 | + return "无参数" |
| 69 | + |
| 70 | + try: |
| 71 | + match args: |
| 72 | + case ["world"]: |
| 73 | + result = await self._load_world_state() |
| 74 | + return result if result else "世界状态已加载" |
| 75 | + case ["user"]: |
| 76 | + result = await self._load_user_state() |
| 77 | + return result if result else "用户状态已加载" |
| 78 | + case _: |
| 79 | + return "未知参数" |
| 80 | + except Exception as e: |
| 81 | + logger.error(f"加载状态时出错: {e}") |
| 82 | + return f"加载失败: {str(e)}" |
| 83 | + |
| 84 | + async def _save_world_state(self) -> None: |
| 85 | + """保存世界状态到文件""" |
| 86 | + try: |
| 87 | + world_state = self.parser._vars.get("world", {}) |
| 88 | + if not world_state: |
| 89 | + logger.debug("世界状态为空，不保存") |
| 90 | + return |
| 91 | + |
| 92 | + session_ps = self._get_session_ps() |
| 93 | + filename = f"{session_ps}_world_state.json" |
| 94 | + filepath = os.path.join(self.data_path, filename) |
| 95 | + |
| 96 | + logger.debug(f"保存世界状态到: {filepath}") |
| 97 | + json_data = json.dumps(world_state, ensure_ascii=False, indent=2) |
| 98 | + |
| 99 | + async with aiofiles.open(filepath, "w", encoding="utf-8") as f: |
| 100 | + await f.write(json_data) |
| 101 | + await f.flush() |
| 102 | + |
| 103 | + except Exception as e: |
| 104 | + logger.error(f"保存世界状态时出错: {e}") |
| 105 | + raise |
| 106 | + |
| 107 | + async def _save_user_state(self) -> None: |
| 108 | + """保存用户状态到文件""" |
| 109 | + try: |
| 110 | + user_states = {} |
| 111 | + for key, value in self.parser._vars.items(): |
| 112 | + if key != "world" and ":" in key: |
| 113 | + user_states[key] = value |
| 114 | + |
| 115 | + if not user_states: |
| 116 | + logger.debug("用户状态为空，不保存") |
| 117 | + return |
| 118 | + |
| 119 | + session_ps = self._get_session_ps() |
| 120 | + filename = f"{session_ps}_user_state.json" |
| 121 | + filepath = os.path.join(self.data_path, filename) |
| 122 | + |
| 123 | + logger.debug(f"保存用户状态到: {filepath}") |
| 124 | + json_data = json.dumps(user_states, ensure_ascii=False, indent=2) |
| 125 | + |
| 126 | + async with aiofiles.open(filepath, "w", encoding="utf-8") as f: |
| 127 | + await f.write(json_data) |
| 128 | + await f.flush() |
| 129 | + |
| 130 | + except Exception as e: |
| 131 | + logger.error(f"保存用户状态时出错: {e}") |
| 132 | + raise |
| 133 | + |
| 134 | + async def _load_world_state(self) -> str: |
| 135 | + """加载世界状态""" |
| 136 | + try: |
| 137 | + session_ps = self._get_session_ps() |
| 138 | + filename = f"{session_ps}_world_state.json" |
| 139 | + filepath = os.path.join(self.data_path, filename) |
| 140 | + |
| 141 | + if not await aio_os.path.exists(filepath): |
| 142 | + return f"找不到世界状态文件: {filename}" |
| 143 | + |
| 144 | + logger.debug(f"从 {filepath} 加载世界状态") |
| 145 | + async with aiofiles.open(filepath, "r", encoding="utf-8") as f: |
| 146 | + content = await f.read() |
| 147 | + world_state = json.loads(content) |
| 148 | + |
| 149 | + self.parser._vars["world"] = world_state |
| 150 | + return None |
| 151 | + |
| 152 | + except Exception as e: |
| 153 | + logger.error(f"加载世界状态时出错: {e}") |
| 154 | + raise |
| 155 | + |
| 156 | + async def _load_user_state(self) -> str: |
| 157 | + """加载用户状态""" |
| 158 | + try: |
| 159 | + session_ps = self._get_session_ps() |
| 160 | + filename = f"{session_ps}_user_state.json" |
| 161 | + filepath = os.path.join(self.data_path, filename) |
| 162 | + |
| 163 | + if not await aio_os.path.exists(filepath): |
| 164 | + return f"找不到用户状态文件: {filename}" |
| 165 | + |
| 166 | + logger.debug(f"从 {filepath} 加载用户状态") |
| 167 | + async with aiofiles.open(filepath, "r", encoding="utf-8") as f: |
| 168 | + content = await f.read() |
| 169 | + user_states = json.loads(content) |
| 170 | + |
| 171 | + for key, value in user_states.items(): |
| 172 | + self.parser._vars[key] = value |
| 173 | + return None |
| 174 | + |
| 175 | + except Exception as e: |
| 176 | + logger.error(f"加载用户状态时出错: {e}") |
| 177 | + raise |
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