169 lines
4.8 KiB
Python
169 lines
4.8 KiB
Python
"""工具类API模块
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提供了各种辅助功能
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使用方式：
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from src.plugin_system.apis import utils_api
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plugin_path = utils_api.get_plugin_path()
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data = utils_api.read_json_file("data.json")
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timestamp = utils_api.get_timestamp()
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"""
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import os
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import json
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import time
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import inspect
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import datetime
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import uuid
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from typing import Any, Optional
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from src.common.logger import get_logger
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logger = get_logger("utils_api")
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# =============================================================================
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# 文件操作API函数
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# =============================================================================
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def get_plugin_path(caller_frame=None) -> str:
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"""获取调用者插件的路径
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Args:
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caller_frame: 调用者的栈帧，默认为None（自动获取）
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Returns:
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str: 插件目录的绝对路径
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"""
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try:
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if caller_frame is None:
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caller_frame = inspect.currentframe().f_back # type: ignore
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plugin_module_path = inspect.getfile(caller_frame) # type: ignore
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plugin_dir = os.path.dirname(plugin_module_path)
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return plugin_dir
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except Exception as e:
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logger.error(f"[UtilsAPI] 获取插件路径失败: {e}")
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return ""
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def read_json_file(file_path: str, default: Any = None) -> Any:
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"""读取JSON文件
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Args:
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file_path: 文件路径，可以是相对于插件目录的路径
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default: 如果文件不存在或读取失败时返回的默认值
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Returns:
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Any: JSON数据或默认值
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"""
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try:
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# 如果是相对路径，则相对于调用者的插件目录
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if not os.path.isabs(file_path):
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caller_frame = inspect.currentframe().f_back # type: ignore
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plugin_dir = get_plugin_path(caller_frame)
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file_path = os.path.join(plugin_dir, file_path)
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if not os.path.exists(file_path):
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logger.warning(f"[UtilsAPI] 文件不存在: {file_path}")
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return default
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with open(file_path, "r", encoding="utf-8") as f:
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return json.load(f)
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except Exception as e:
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logger.error(f"[UtilsAPI] 读取JSON文件出错: {e}")
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return default
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def write_json_file(file_path: str, data: Any, indent: int = 2) -> bool:
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"""写入JSON文件
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Args:
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file_path: 文件路径，可以是相对于插件目录的路径
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data: 要写入的数据
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indent: JSON缩进
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Returns:
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bool: 是否写入成功
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"""
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try:
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# 如果是相对路径，则相对于调用者的插件目录
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if not os.path.isabs(file_path):
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caller_frame = inspect.currentframe().f_back # type: ignore
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plugin_dir = get_plugin_path(caller_frame)
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file_path = os.path.join(plugin_dir, file_path)
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# 确保目录存在
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os.makedirs(os.path.dirname(file_path), exist_ok=True)
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with open(file_path, "w", encoding="utf-8") as f:
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json.dump(data, f, ensure_ascii=False, indent=indent)
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return True
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except Exception as e:
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logger.error(f"[UtilsAPI] 写入JSON文件出错: {e}")
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return False
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# =============================================================================
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# 时间相关API函数
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# =============================================================================
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def get_timestamp() -> int:
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"""获取当前时间戳
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Returns:
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int: 当前时间戳（秒）
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"""
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return int(time.time())
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def format_time(timestamp: Optional[int | float] = None, format_str: str = "%Y-%m-%d %H:%M:%S") -> str:
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"""格式化时间
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Args:
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timestamp: 时间戳，如果为None则使用当前时间
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format_str: 时间格式字符串
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Returns:
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str: 格式化后的时间字符串
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"""
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try:
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if timestamp is None:
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timestamp = time.time()
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return datetime.datetime.fromtimestamp(timestamp).strftime(format_str)
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except Exception as e:
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logger.error(f"[UtilsAPI] 格式化时间失败: {e}")
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return ""
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def parse_time(time_str: str, format_str: str = "%Y-%m-%d %H:%M:%S") -> int:
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"""解析时间字符串为时间戳
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Args:
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time_str: 时间字符串
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format_str: 时间格式字符串
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Returns:
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int: 时间戳（秒）
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"""
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try:
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dt = datetime.datetime.strptime(time_str, format_str)
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return int(dt.timestamp())
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except Exception as e:
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logger.error(f"[UtilsAPI] 解析时间失败: {e}")
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return 0
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# =============================================================================
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# 其他工具函数
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# =============================================================================
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def generate_unique_id() -> str:
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"""生成唯一ID
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Returns:
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str: 唯一ID
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"""
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return str(uuid.uuid4())
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