from pathlib import Path

from flask import Flask


ROOT = Path(__file__).resolve().parents[1]


def _client():
    from routes.cicd_routes import cicd_bp

    app = Flask(__name__, template_folder=str(ROOT / "templates"))
    app.register_blueprint(cicd_bp)
    return app.test_client()


def test_cicd_routes_do_not_execute_legacy_cluster_commands():
    source = (ROOT / "routes" / "cicd_routes.py").read_text(encoding="utf-8")

    assert "kubectl" not in source
    assert "rollout restart" not in source
    assert "rollout undo" not in source
    assert "get_k8s_pods_status" not in source
    assert "execute_uat_rollback" not in source
    assert "execute_gcp_rollback" not in source


def test_cicd_restart_pods_action_is_rejected(monkeypatch):
    from routes import cicd_routes

    def fail_if_called(*args, **kwargs):
        raise AssertionError("legacy cluster subprocess should not be called")

    monkeypatch.setattr(cicd_routes.subprocess, "run", fail_if_called)

    response = _client().post(
        "/api/cicd/auto-fix",
        json={"action": "restart_pods", "environment": "uat"},
    )

    assert response.status_code == 400
    assert response.get_json()["success"] is False


def test_cicd_rollback_is_disabled(monkeypatch):
    from routes import cicd_routes

    def fail_if_called(*args, **kwargs):
        raise AssertionError("legacy cluster subprocess should not be called")

    monkeypatch.setattr(cicd_routes.subprocess, "run", fail_if_called)

    response = _client().post("/api/cicd/rollback", json={"environment": "uat"})

    assert response.status_code == 410
    payload = response.get_json()
    assert payload["success"] is False
    assert "Docker Compose" in payload["error"]


def test_cicd_diagnosis_uses_runtime_note_without_cluster_probe(monkeypatch):
    from routes import cicd_routes

    class FakeResponse:
        status_code = 200
        elapsed = type("Elapsed", (), {"total_seconds": lambda self: 0.05})()

        def json(self):
            return {"status": "healthy", "version": "test"}

    def fake_get(*args, **kwargs):
        return FakeResponse()

    def fail_if_called(*args, **kwargs):
        raise AssertionError("legacy cluster subprocess should not be called")

    monkeypatch.setattr(cicd_routes.requests, "get", fake_get)
    monkeypatch.setattr(cicd_routes.subprocess, "run", fail_if_called)

    diagnosis = cicd_routes.run_diagnosis("uat")

    runtime_checks = [check for check in diagnosis["checks"] if check["name"] == "執行環境狀態"]
    assert runtime_checks
    assert runtime_checks[0]["runtime"] == "Docker Compose on 192.168.0.188"


def test_cicd_gitlab_api_is_quiet_when_legacy_integration_disabled(monkeypatch):
    from routes import cicd_routes

    def fail_if_called(*args, **kwargs):
        raise AssertionError("disabled GitLab integration should not call network or SSH")

    monkeypatch.setattr(cicd_routes, "GITLAB_ENABLED", False)
    monkeypatch.setattr(cicd_routes.requests, "get", fail_if_called)
    monkeypatch.setattr(cicd_routes.subprocess, "run", fail_if_called)

    assert cicd_routes.gitlab_api("/projects/1/pipelines") is None
    assert cicd_routes.get_recent_pipelines(limit=3) == []