"""Text-level checks for release-related GitHub Actions workflows."""

from __future__ import annotations

import os
import re

import pytest

_REPO_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
_SKILL_WORKFLOW_PATH = os.path.join(
    _REPO_ROOT, ".github", "workflows", "reusable-release-skill.yaml"
)
_PUBLISH_WORKFLOW_PATH = os.path.join(
    _REPO_ROOT, ".github", "workflows", "publish.yml"
)


@pytest.fixture(scope="module")
def workflow_text() -> str:
    with open(_SKILL_WORKFLOW_PATH, encoding="utf-8") as f:
        return f.read()


@pytest.fixture(scope="module")
def publish_workflow_text() -> str:
    with open(_PUBLISH_WORKFLOW_PATH, encoding="utf-8") as f:
        return f.read()


def test_workflow_packages_readme_at_root(workflow_text: str) -> None:
    assert "readme_src = os.path.abspath('README.md')" in workflow_text
    assert "readme_dst = os.path.join(PACKAGE, 'README.md')" in workflow_text
    assert "Copied README.md" in workflow_text
    assert (
        "raise RuntimeError('README.md exists in skill root but was not packaged')"
        in workflow_text
    )


def test_workflow_metadata_reads_root_readme(workflow_text: str) -> None:
    assert "readme_path = 'README.md'" in workflow_text
    assert "frontmatter.load(readme_path)" in workflow_text
    assert "metadata['readme_md'] = body" in workflow_text


def test_workflow_does_not_use_references_readme_for_marketplace(
    workflow_text: str,
) -> None:
    assert "os.path.join('references', 'README.md')" not in workflow_text
    assert not re.search(
        r"frontmatter\.load\([^)]*references[^)]*README",
        workflow_text,
    )


def test_workflow_packages_env_example_at_root(workflow_text: str) -> None:
    assert ".env.example" in workflow_text
    assert "Copied .env.example" in workflow_text
    assert "env_example_src = os.path.abspath('.env.example')" in workflow_text
    assert "env_example_dst = os.path.join(PACKAGE, '.env.example')" in workflow_text
    assert (
        "raise RuntimeError('.env.example exists in skill root but was not packaged')"
        in workflow_text
    )


def test_workflow_does_not_package_dot_env(workflow_text: str) -> None:
    # Must not copy live .env to package root (only .env.example).
    assert not re.search(
        r"shutil\.copy2\([^)]*['\"]\.env['\"]",
        workflow_text,
    )
    assert not re.search(
        r"os\.path\.join\(PACKAGE,\s*['\"]\.env['\"]\)",
        workflow_text,
    )


def test_publish_workflow_triggers_on_main_only(publish_workflow_text: str) -> None:
    assert "branches:" in publish_workflow_text
    assert "- main" in publish_workflow_text
    assert "tags:" not in publish_workflow_text


def test_publish_workflow_uses_pyproject_version_only(publish_workflow_text: str) -> None:
    assert "ci_set_package_version" not in publish_workflow_text
    assert "GITHUB_RUN_NUMBER" not in publish_workflow_text
    assert "GITHUB_RUN_ID" not in publish_workflow_text
    assert ".post" not in publish_workflow_text
    assert "python3.12 -m build" in publish_workflow_text
    assert "twine upload" in publish_workflow_text