from __future__ import annotations

import io
import json
from pathlib import Path

import pytest

from gyxx_flow.cli import EXIT_SUCCESS, main
from gyxx_flow.core.config import Settings
from gyxx_flow.script_catalog import ScriptCatalog, ScriptCatalogError


def test_script_catalog_discovers_python_main_and_launchers(tmp_path: Path) -> None:
    runtime = tmp_path / "content_marketing" / "runtime"
    (runtime / "tools").mkdir(parents=True)
    (runtime / "tools" / "run_job.py").write_text(
        'if __name__ == "__main__":\n    raise SystemExit(0)\n', encoding="utf-8"
    )
    (runtime / "library.py").write_text("def helper():\n    return 1\n", encoding="utf-8")
    (runtime / "daily.bat").write_text("@echo off\n", encoding="utf-8")
    (runtime / "maint.ps1").write_text("Write-Output ok\n", encoding="utf-8")
    (runtime / "runtime_tests").mkdir()
    (runtime / "runtime_tests" / "test_old.py").write_text(
        'if __name__ == "__main__":\n    pass\n', encoding="utf-8"
    )

    catalog = ScriptCatalog.discover({"content_marketing": runtime})

    assert catalog.script_ids == (
        "content_marketing:daily.bat",
        "content_marketing:maint.ps1",
        "content_marketing:tools/run_job.py",
    )
    assert catalog.get("content_marketing:tools/run_job.py").entry == "tools/run_job.py"


def test_default_script_catalog_discovers_every_project_owned_runtime() -> None:
    catalog = ScriptCatalog.discover_default()

    modules = {item.module for item in catalog.scripts}
    assert modules == {
        "content_marketing",
        "product_commerce",
        "shop_intelligence",
        "supply_chain",
    }
    assert len(catalog.scripts) > 21


@pytest.mark.parametrize("script_id", ("missing", "content_marketing:../run.py"))
def test_script_catalog_rejects_unknown_or_unsafe_ids(
    tmp_path: Path, script_id: str
) -> None:
    runtime = tmp_path / "content_marketing" / "runtime"
    runtime.mkdir(parents=True)
    catalog = ScriptCatalog.discover({"content_marketing": runtime})

    with pytest.raises(ScriptCatalogError):
        catalog.get(script_id)


def test_cli_lists_and_dry_runs_project_owned_scripts(tmp_path: Path) -> None:
    output = io.StringIO()
    settings = Settings(project_root=Path(__file__).parents[1], data_root=tmp_path)

    assert main(["scripts", "list", "--json"], settings=settings, stdout=output) == 0
    rows = json.loads(output.getvalue())
    assert len(rows) > 21
    assert {row["module"] for row in rows} == {
        "content_marketing",
        "product_commerce",
        "shop_intelligence",
        "supply_chain",
    }

    output = io.StringIO()
    exit_code = main(
        [
            "scripts",
            "run",
            "content_marketing:run_all.py",
            "--date",
            "2026-07-27",
        ],
        settings=settings,
        stdout=output,
    )
    payload = json.loads(output.getvalue())
    assert exit_code == EXIT_SUCCESS
    assert payload["dry_run"] is True
    assert payload["script_id"] == "content_marketing:run_all.py"
    assert payload["steps"] == {"module_script": "skipped"}