YanLongChangAn
ade1b6c9b0
- 添加.gitignore和.flaskenv环境配置文件 - 创建Flask应用基础架构，包括models、services、utils模块 - 配置数据库模型User和Setting，集成SQLAlchemy和Alembic迁移 - 添加前端Vue项目结构，包含Element Plus组件库 - 配置前后端API路由和蓝prints模块 - 实现书籍下载服务BookService功能模块 - 添加代码规范配置.editorconfig、.oxfmtrc.json、.oxlintrc.json - 配置VSCode推荐插件和前端构建工具链 - 实现文件服务FileService和相关业务逻辑
106 lines
3.4 KiB
Python
106 lines
3.4 KiB
Python
import json
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import time
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import ctypes
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from collections import defaultdict
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from typing import List
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from datetime import datetime
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from functools import cmp_to_key
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def windows_sort_unicode(items: List[str]) -> List[str]:
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"""
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使用Windows API实现字符串列表的排序。
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该函数通过调用Windows的Shlwapi.dll库中的StrCmpLogicalW函数进行字符串的比较，以实现自然排序。
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自然排序是指在排序数字和字母组合的字符串时，数字按照数值来比较，而不是按照字符的ASCII值来比较。
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:param items: List[str] - 需要排序的字符串列表。
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:return: List[str] - 排序后的字符串列表。
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"""
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shlwapi = ctypes.windll.LoadLibrary('Shlwapi.dll')
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StrCmpLogicalW = shlwapi.StrCmpLogicalW
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StrCmpLogicalW.argtypes = [ctypes.c_wchar_p, ctypes.c_wchar_p]
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StrCmpLogicalW.restype = ctypes.c_int
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def compare(a: str, b: str) -> int:
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"""
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比较两个字符串的函数，用于在排序时调用。
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:param a: str - 第一个字符串。
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:param b: str - 第二个字符串。
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:return: int - StrCmpLogicalW函数的返回值，表示两个字符串的比较结果。
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"""
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return StrCmpLogicalW(str(a), str(b))
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return sorted(items, key=cmp_to_key(compare))
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def read_json_file(json_path): # 读取json文件
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with open(json_path, 'r', encoding='utf-8') as file:
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data = json.load(file)
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return data
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def write_json_file(json_path, data): # 写入json文件
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with open(json_path, 'w') as file:
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json.dump(data, file, sort_keys=False, indent=4)
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def datetime_to_timestamp(date) -> int:
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"""
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日期转时间戳
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:param date: 需要转换的日期
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:return:
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"""
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return int(datetime.strptime(date, "%Y-%m-%d").timestamp())
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def timestamp_to_datetime(timestamp):
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"""
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时间戳转日期
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:param timestamp: 需要转换的时间戳
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:return:
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"""
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return datetime.fromtimestamp(timestamp).strftime("%Y-%m-%d")
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def get_today_timestamp():
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"""
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获取今日时间戳
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:return:
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"""
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return datetime_to_timestamp(datetime.now().strftime("%Y-%m-%d"))
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def show_delay_progress(delay_time: float) -> None:
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"""在控制台显示延迟进度条"""
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total_blocks = 30 # 进度条总长度
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start_time = time.time()
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end_time = start_time + delay_time
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print(f"\n等待 {delay_time:.1f} 秒... [{' ' * total_blocks}]", end='', flush=True)
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while time.time() < end_time:
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elapsed = time.time() - start_time
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progress = min(1.0, elapsed / delay_time)
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filled = int(progress * total_blocks)
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remaining = end_time - time.time()
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print(f"\r等待 {delay_time:.1f} 秒... [{'=' * filled}>{' ' * (total_blocks - filled - 1)}]"
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f" 剩余: {remaining:.1f}s", end='', flush=True)
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time.sleep(0.1)
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print("\r" + " " * 80 + "\r", end='', flush=True) # 清空进度行
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def to_json_serializable(obj):
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"""递归将 defaultdict 和 set 转换为 JSON 可序列化的类型"""
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if isinstance(obj, defaultdict):
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# 转为普通字典，并递归处理每个值
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obj = dict(obj)
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if isinstance(obj, dict):
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return {k: to_json_serializable(v) for k, v in obj.items()}
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if isinstance(obj, set):
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return list(obj) # 集合转列表
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# 其他基本类型（str, int, float, list, tuple, None）直接返回
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return obj |