# -*- coding: utf-8 -*-
"""扫描 assets 下 TypeScript 与《开发规范》常见偏离项（统计用，非门禁）。"""

import re
import sys
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
ASSETS = ROOT / "assets"
SKIP_DIRS = {"node_modules", "library", "temp", "build"}


def iter_ts_files():
    for path in ASSETS.rglob("*.ts"):
        if any(part in SKIP_DIRS for part in path.parts):
            continue
        yield path


def main():
    set_map_files = []
    export_fn_files = []
    for path in iter_ts_files():
        text = path.read_text(encoding="utf-8", errors="ignore")
        rel = path.relative_to(ROOT)
        if re.search(r"\bnew\s+Set\b|\bnew\s+Map\b", text):
            set_map_files.append(str(rel))
        if re.search(r"^export\s+function\s+", text, re.MULTILINE):
            export_fn_files.append(str(rel))

    print("=== 规范偏离统计（assets/*.ts）===")
    print(f"Set/Map 使用文件数: {len(set_map_files)}")
    print(f"export function 文件数: {len(export_fn_files)}")
    if "--list" in sys.argv:
        print("\n-- Set/Map --")
        for p in set_map_files[:50]:
            print(p)
        if len(set_map_files) > 50:
            print(f"... 另有 {len(set_map_files) - 50} 个")
        print("\n-- export function --")
        for p in export_fn_files[:50]:
            print(p)
        if len(export_fn_files) > 50:
            print(f"... 另有 {len(export_fn_files) - 50} 个")


if __name__ == "__main__":
    main()