#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-3.0-or-later
"""Phase-1.0BE repository guardrails."""

import argparse, hashlib, json, subprocess
from pathlib import Path
import unittest

parser = argparse.ArgumentParser()
parser.add_argument("--root", type=Path, required=True)
parser.add_argument("--retroarch-root", type=Path)
args = parser.parse_args()


class Phase10BEGuardrails(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.data = json.loads((args.root / "manifests/retroarch/phase-1.0be-fake-only-sdl-materializer.json").read_text(encoding="utf-8"))

    def test_parent_and_optional_source_binding(self) -> None:
        parent = args.root / "manifests/retroarch/phase-1.0bd-dormant-sdl-materializer-policy.json"
        bind = self.data["source_bindings"]
        self.assertEqual(hashlib.sha256(parent.read_bytes()).hexdigest(), bind["phase10bd_manifest_sha256"])
        if args.retroarch_root:
            def git(*values: str) -> str:
                return subprocess.run(["git", *values], cwd=args.retroarch_root,
                                      check=True, capture_output=True, text=True).stdout.strip()
            self.assertEqual(git("rev-parse", "HEAD"), bind["retroarch_commit"])
            self.assertEqual(git("rev-parse", bind["remote_ref"]), bind["retroarch_commit"])
            paths = {"makefile": "Makefile.ps5",
                     "adapter": "tools/phase10be_sdl_materializer_fake_adapter.py",
                     "validator": "tools/validate_ps5_phase10be.py",
                     "tests": "tests/test_ps5_phase10be_fake_materializer.py",
                     "source_doc": "docs/ps5-phase10be-fake-sdl-materializer.md"}
            for key, source in paths.items():
                self.assertEqual(git("rev-parse", f'{bind["retroarch_commit"]}:{source}'),
                                 bind[f"{key}_blob"])

    def test_fake_only_and_live_gates(self) -> None:
        props = self.data["properties"]
        self.assertTrue(props["exact_fake_type_only"])
        self.assertEqual(props["ordered_operations"], 9)
        for key in ("process_capability", "filesystem_capability",
                    "network_capability", "retroarch_build_capability",
                    "device_capability"):
            self.assertFalse(props[key])
        auth = self.data["authorizations"]
        self.assertTrue(auth["live_adapter_source_reassessment_authorized"])
        for key, value in auth.items():
            if key != "live_adapter_source_reassessment_authorized":
                self.assertFalse(value, key)


if __name__ == "__main__":
    unittest.main(argv=[__file__])