import importlib.util
import sys
from pathlib import Path


MODULE_DIR = (
    Path(__file__).resolve().parents[2] / "cronjobs" / "team-workflow" / "daily-oncall-metrics"
)


def load_module(module_name: str, filename: str):
    """Load a module from the daily-oncall-metrics directory."""
    sys.path.insert(0, str(MODULE_DIR))
    try:
        sys.modules.pop(module_name, None)
        spec = importlib.util.spec_from_file_location(module_name, MODULE_DIR / filename)
        module = importlib.util.module_from_spec(spec)
        assert spec.loader is not None
        spec.loader.exec_module(module)
        return module
    finally:
        sys.path.pop(0)


def test_jira_sync_summary_counts_only_new_tcoc(monkeypatch):
    jira_ticket_sync = load_module("jira_ticket_sync_test_sync", "jira_ticket_sync.py")

    processed = {}

    monkeypatch.setattr(jira_ticket_sync, "query_tcoc", lambda date_str=None: [{"key": "TCOC-1"}])
    monkeypatch.setattr(
        jira_ticket_sync,
        "query_open_tcoc_for_status_sync",
        lambda: [{"key": "TCOC-9"}],
    )

    def fake_process_tcoc(issues, date_str=None):
        processed["tcoc_keys"] = [issue["key"] for issue in issues]
        return {"added": 1, "updated": 1}

    monkeypatch.setattr(jira_ticket_sync, "process_tcoc_issues", fake_process_tcoc)
    monkeypatch.setattr(
        jira_ticket_sync,
        "query_alerts",
        lambda date_str=None: [{"key": "O11Y-1"}, {"key": "O11Y-2"}],
    )
    monkeypatch.setattr(
        jira_ticket_sync,
        "process_alert_issues",
        lambda issues, date_str=None: {"added": len(issues), "updated": 0},
    )

    result = jira_ticket_sync.sync("20260330")

    assert processed["tcoc_keys"] == ["TCOC-1", "TCOC-9"]
    assert result["tcoc"] == 1
    assert result["alert"] == 2


def test_query_tcoc_uses_documented_components(monkeypatch):
    jira_ticket_sync = load_module("jira_ticket_sync_test_tcoc_jql", "jira_ticket_sync.py")

    captured = {}

    def fake_query_jira(jql, fields=""):
        captured["jql"] = jql
        return {"issues": [], "total": 0}

    monkeypatch.setattr(jira_ticket_sync, "query_jira", fake_query_jira)

    jira_ticket_sync.query_tcoc("20260330")

    assert "Cloud Import" in captured["jql"]
    assert "TiCDC" in captured["jql"]
    assert "Dataservice" not in captured["jql"]


def test_query_alerts_matches_documented_filter(monkeypatch):
    jira_ticket_sync = load_module("jira_ticket_sync_test_alert_jql", "jira_ticket_sync.py")

    captured = {}

    def fake_query_jira(jql, fields=""):
        captured["jql"] = jql
        return {"issues": [], "total": 0}

    monkeypatch.setattr(jira_ticket_sync, "query_jira", fake_query_jira)

    jira_ticket_sync.query_alerts("20260330")

    assert 'component IN (br, import-controller, tcidm-regional, ticdc, ticdc-kernel)' in captured["jql"]
    assert '"Engineer Leader" != 623304991c09d2007014ce4f' in captured["jql"]
    assert "lightning" not in captured["jql"]
    assert " DM," not in captured["jql"]