from __future__ import annotations

import ast
from pathlib import Path

PROJECT_ROOT = Path(__file__).resolve().parents[1]


def _has_chinese(value: str) -> bool:
    return any("\u4e00" <= char <= "\u9fff" for char in value)


def _assigned_literal(path: Path, name: str):
    tree = ast.parse(path.read_text(encoding="utf-8"))
    for node in tree.body:
        if not isinstance(node, ast.Assign):
            continue
        if any(isinstance(target, ast.Name) and target.id == name for target in node.targets):
            return ast.literal_eval(node.value)
    raise AssertionError(f"{path} 中未找到 {name}")


def test_default_loaded_modules_only_expose_chinese_management_features():
    module_names = _assigned_literal(PROJECT_ROOT / "wbb" / "__init__.py", "MOD_LOAD")
    assert "couple" not in module_names
    assert "music" not in module_names
    assert "sudoers" not in module_names

    for module_name in module_names:
        path = PROJECT_ROOT / "wbb" / "modules" / f"{module_name}.py"
        source = path.read_text(encoding="utf-8")
        tree = ast.parse(source)
        assignments = {
            target.id: ast.literal_eval(node.value)
            for node in tree.body
            if isinstance(node, ast.Assign)
            for target in node.targets
            if isinstance(target, ast.Name)
            and target.id in {"__MODULE__", "__HELP__"}
        }
        if "__MODULE__" in assignments:
            assert _has_chinese(assignments["__MODULE__"])
        if "__HELP__" in assignments:
            assert _has_chinese(assignments["__HELP__"])


def test_registered_telegram_command_descriptions_are_chinese():
    source = (PROJECT_ROOT / "wbb" / "__main__.py").read_text(encoding="utf-8")
    tree = ast.parse(source)
    descriptions = []
    for node in ast.walk(tree):
        if not isinstance(node, ast.Call) or not isinstance(node.func, ast.Name):
            continue
        if node.func.id != "BotCommand" or len(node.args) < 2:
            continue
        descriptions.append(ast.literal_eval(node.args[1]))

    assert descriptions
    assert all(_has_chinese(description) for description in descriptions)
    assert "项目源码" not in source


def test_display_mappings_cover_all_point_sources(app_modules):
    points = app_modules.load("wbb.utils.dbpoints")
    i18n = app_modules.load("wbb.utils.i18n")

    assert set(i18n.POINT_SOURCE_LABELS) == points.POINT_SOURCES
    assert all(_has_chinese(label) for label in i18n.POINT_SOURCE_LABELS.values())