# MIT License
# Copyright (c) 2024
"""DSL 的加载与保存。"""

from pathlib import Path
from typing import Any, Dict

import yaml

from .schema import DSLSpec


def save_dsl(spec: DSLSpec, path: Path) -> None:
    """保存 DSL 为 YAML。"""
    with path.open("w", encoding="utf-8") as f:
        yaml.safe_dump(spec.dict(), f, allow_unicode=True, sort_keys=False)


def load_dsl(path: Path) -> DSLSpec:
    """从 YAML 读取 DSL。"""
    with path.open("r", encoding="utf-8") as f:
        data: Dict[str, Any] = yaml.safe_load(f)
    return DSLSpec.parse_obj(data)