from datetime import datetime


def test_build_defined_ppt_jobs_uses_latest_date():
    from services.ppt_auto_generation_service import build_defined_ppt_jobs

    jobs = build_defined_ppt_jobs(latest_date="2026-05-11")
    by_type = {job.report_type: job for job in jobs}

    assert list(by_type) == ["daily", "weekly", "monthly", "strategy", "competitor", "promo"]
    assert by_type["daily"].sub_arg == "2026/05/11"
    assert by_type["monthly"].sub_arg == "2026/05"
    assert by_type["strategy"].sub_arg == "monthly 2026/05"
    assert by_type["competitor"].sub_arg == "monthly"
    assert by_type["promo"].sub_arg == "2026/05/05-2026/05/11"


def test_auto_generation_respects_disabled_flag(monkeypatch):
    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "false")

    from services.ppt_auto_generation_service import generate_defined_ppt_reports

    result = generate_defined_ppt_reports(report_types=["daily"])

    assert result["ok"] is False
    assert result["status"] == "disabled"


def test_dry_run_does_not_generate(monkeypatch):
    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "true")

    from services import ppt_auto_generation_service as svc

    monkeypatch.setattr(svc, "_latest_sales_date", lambda: "2026-05-11")

    result = svc.generate_defined_ppt_reports(
        report_types=["daily", "monthly"],
        dry_run=True,
    )

    assert result["ok"] is True
    assert result["status"] == "planned"
    assert [job["report_type"] for job in result["jobs"]] == ["daily", "monthly"]


def test_coverage_marks_ready_from_database(monkeypatch):
    from services import ppt_auto_generation_service as svc

    class _Rows:
        def fetchall(self):
            return [("daily", 2), ("monthly", 1)]

    class _Session:
        def execute(self, *_args, **_kwargs):
            return _Rows()

        def close(self):
            return None

    monkeypatch.setattr(svc, "get_session", lambda: _Session())
    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "true")

    result = svc.get_defined_report_coverage(
        month_start=datetime(2026, 5, 1),
        month_end=datetime(2026, 6, 1),
        reports_dir="/tmp/does-not-exist-for-test",
        report_types=["daily", "monthly", "weekly"],
    )

    by_key = {item["key"]: item for item in result["items"]}
    assert by_key["daily"]["ready"] is True
    assert by_key["monthly"]["ready"] is True
    assert by_key["weekly"]["ready"] is False
    assert result["missing_count"] == 1