from pathlib import Path

import pytest

from review_agent.regulatory_info_package.constants import DEFAULT_ZIP_NAME
from review_agent.regulatory_info_package.services.template_config import (
    compute_config_hash,
    load_template_config,
    validate_template_config,
)


def test_template_config_loads_seven_templates():
    config = load_template_config()

    assert config["version"] == "regulatory_info_package_templates_v1"
    assert config["zip_name"] == DEFAULT_ZIP_NAME
    assert len(config["templates"]) == 7
    assert {template["code"] for template in config["templates"]} == {
        "ch1_2_directory",
        "ch1_4_application_form",
        "ch1_5_product_list",
        "ch1_9_pre_submission",
        "ch1_11_1_standards",
        "ch1_11_5_authenticity",
        "ch1_11_6_conformity",
    }
    assert validate_template_config(config) == []
    assert compute_config_hash()


def test_template_config_rejects_duplicate_codes():
    config = load_template_config()
    config["templates"].append(dict(config["templates"][0]))

    errors = validate_template_config(config)

    assert any("重复" in error for error in errors)


def test_template_config_sources_exist():
    config = load_template_config()
    source_dir = Path(config["source_dir"])

    assert source_dir.exists()
    for template in config["templates"]:
        assert (source_dir / template["source_file"]).exists()