#!/usr/bin/env python3
"""Offline checks for track selection, release identity, dependency metadata and server exclusion."""
import argparse
from pathlib import Path
import tempfile
import unittest
import zipfile

from changed_targets import affected
from publish_mod_sites import release_identity, release_metadata, verify_artifact
from server_test_lock import server_test_lock


class WorkflowChecks(unittest.TestCase):
    def test_changes_stay_on_their_track(self):
        self.assertEqual(affected(["src/main/java/net/dnorberg/rivencraft/Rivencraft.java"]), ["mc1211"])
        self.assertEqual(affected(["ports/mc263/src/main/java/Example.java"]), ["mc263"])
        self.assertEqual(affected(["src/main/resources/assets/rivencraft/sounds.json"]), ["mc1211", "mc263"])
        self.assertEqual(affected(["README.md", "scripts/publish_mod_sites.py"]), [])

    def test_release_identity_rejects_mislabeled_channels(self):
        self.assertEqual(release_identity("26.3.0.3", "26.3", "release"),
                         ("V26.3.0.3", "rivencraft-26.3.0.3.jar"))
        self.assertEqual(release_identity("1.21.1.0.1", "1.21.1", "release"),
                         ("V1.21.1.0.1", "rivencraft-1.21.1.0.1.jar"))
        for version, channel in [("26.3.0.3-beta.1", "release"), ("26.3.0.3", "beta")]:
            with self.assertRaises(RuntimeError):
                release_identity(version, "26.3", channel)

    def test_required_dependencies_follow_minecraft(self):
        with tempfile.TemporaryDirectory() as work:
            notes = Path(work) / "notes.md"
            notes.write_text("Release notes")
            args = argparse.Namespace(changelog=notes, name="Rivencraft", version="1.21.1.0.1",
                                      minecraft="1.21.1", java="21", channel="release")
            mr, cf = release_metadata(args)
            self.assertEqual(len(mr["dependencies"]), 2)
            self.assertTrue(all(d["dependency_type"] == "required" for d in mr["dependencies"]))
            self.assertEqual(len(cf["relations"]["projects"]), 2)
            args.minecraft, args.java, args.version = "26.3", "25", "26.3.0.3"
            mr, cf = release_metadata(args)
            self.assertEqual(mr["dependencies"], [])
            self.assertNotIn("relations", cf)

    def test_wrong_track_and_fixture_jars_are_rejected(self):
        with tempfile.TemporaryDirectory() as work:
            jar = Path(work) / "rivencraft-26.3.0.3.jar"
            metadata = (
                '[[mods]]\nmodId="rivencraft"\nversion="26.3.0.3"\n'
                '[[dependencies.rivencraft]]\nmodId="minecraft"\nversionRange="[26.3]"\n'
            )
            with zipfile.ZipFile(jar, "w") as archive:
                archive.writestr("META-INF/neoforge.mods.toml", metadata)
            verify_artifact(jar, "26.3.0.3", "26.3", "25", "release")
            with self.assertRaises(RuntimeError):
                verify_artifact(jar, "26.3.0.3", "26.3", "21", "release")
            with self.assertRaises(RuntimeError):
                verify_artifact(jar, "1.21.1.0.1", "1.21.1", "21", "release")
            with zipfile.ZipFile(jar, "a") as archive:
                archive.writestr("net/dnorberg/rivencraft/regression/Fixture.class", b"test")
            with self.assertRaises(RuntimeError):
                verify_artifact(jar, "26.3.0.3", "26.3", "25", "release")

    def test_server_lock_refuses_overlap_and_releases(self):
        with server_test_lock():
            with self.assertRaises(SystemExit):
                with server_test_lock():
                    self.fail("overlapping server admitted")
        with server_test_lock():
            pass


if __name__ == "__main__":
    unittest.main()