from __future__ import annotations

import unittest

from mais_humana.repository_mesh import MeshEnvironment, MeshEnvironmentKind, RepositoryTarget, build_mesh_report
from mais_humana.repository_mesh_reconciliation import build_reconciliation_plan
from mais_humana.repository_mesh_runtime import acquire_lock, build_runtime_cycle, cron_scheduler_spec, release_lock, windows_scheduler_spec
from mais_humana.repository_mesh_semantic import write_repository_mesh_semantic_state
from mais_humana.repository_mesh_readiness import (
    MeshGateStatus,
    build_mesh_readiness_report,
    readiness_csv,
    readiness_markdown,
    readiness_pending_items,
    write_readiness_artifacts,
)
from tests.helpers import make_tmp
from tests.test_repository_mesh import FakeGit, make_repo


class RepositoryMeshReadinessTests(unittest.TestCase):
    def build_bundle(self, *, fetch: bool = False, dirty: bool = False):
        tmp = make_tmp()
        eco = tmp / "eco"
        project = tmp / "project"
        central = tmp / "central"
        eco.mkdir()
        project.mkdir()
        central.mkdir()
        repo = make_repo(eco, "alpha")
        fake = FakeGit()
        status = (" M README.md",) if dirty else ()
        fake.set_repo(repo, remote="https://git.ami.app.br/admin/alpha.git", status=status)
        target = RepositoryTarget("alpha", "admin/alpha", "alpha", "01_alpha")
        env = MeshEnvironment("primary", MeshEnvironmentKind.WINDOWS_PRIMARY, str(eco), "test")
        report = build_mesh_report(eco, targets=(target,), environments=(env,), runner=fake, fetch=fetch)
        plan = build_reconciliation_plan(report)
        lock = acquire_lock(project / "dados" / "lock.json", owner="readiness-test")
        cycle = build_runtime_cycle(report, plan, lock=lock)
        specs = (
            windows_scheduler_spec(python_exe="python.exe", project_root=project, ecosystem_root=eco, central_platform_folder=central),
            cron_scheduler_spec(python_exe="python", project_root=project, ecosystem_root=eco, central_platform_folder=central),
        )
        counts = write_repository_mesh_semantic_state(central / "controle-semantico.sqlite", report=report, plan=plan, cycle=cycle, schedulers=specs)
        return tmp, project, central, report, plan, cycle, specs, counts, lock

    def test_readiness_report_warns_when_fetch_not_attempted(self) -> None:
        tmp, project, central, report, plan, cycle, specs, counts, lock = self.build_bundle(fetch=False)
        readiness = build_mesh_readiness_report(report, plan, cycle, specs, counts)
        self.assertIn(readiness.status, {MeshGateStatus.WARN, MeshGateStatus.FAIL})
        self.assertTrue(any(gate.gate_id == "inventory.fetch-attempted" and gate.status == MeshGateStatus.WARN for gate in readiness.gates))
        release_lock(lock)

    def test_readiness_report_classifies_dirty_tree_as_blocked(self) -> None:
        tmp, project, central, report, plan, cycle, specs, counts, lock = self.build_bundle(fetch=True, dirty=True)
        readiness = build_mesh_readiness_report(report, plan, cycle, specs, counts)
        self.assertEqual(readiness.status, MeshGateStatus.FAIL)
        self.assertTrue(any(gate.gate_id == "safety.dirty-blocked" for gate in readiness.gates))
        self.assertTrue(readiness_pending_items(readiness))
        release_lock(lock)

    def test_readiness_csv_and_markdown_include_gate_details(self) -> None:
        tmp, project, central, report, plan, cycle, specs, counts, lock = self.build_bundle(fetch=True)
        readiness = build_mesh_readiness_report(report, plan, cycle, specs, counts)
        self.assertIn("gate_id,status,severity", readiness_csv(readiness))
        md = readiness_markdown(readiness)
        self.assertIn("Repository Mesh Readiness", md)
        self.assertIn("inventory.targets-declared", md)
        release_lock(lock)

    def test_write_readiness_artifacts_creates_project_and_central_records(self) -> None:
        tmp, project, central, report, plan, cycle, specs, counts, lock = self.build_bundle(fetch=True)
        readiness = build_mesh_readiness_report(report, plan, cycle, specs, counts)
        records = write_readiness_artifacts(readiness, project, central_platform_folder=central)
        self.assertTrue((project / "dados" / "repository-mesh-readiness.json").exists())
        self.assertTrue((project / "matrizes" / "repository-mesh-readiness.csv").exists())
        self.assertTrue((project / "ecossistema" / "REPOSITORY-MESH-READINESS.md").exists())
        self.assertTrue((central / "reports" / "EXECUTADO__repository-mesh-readiness.md").exists())
        self.assertGreaterEqual(len(records), 5)
        release_lock(lock)


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