from __future__ import annotations

import logging
from pathlib import Path

from adam.job_manager import JobManager
from adam.models import ExecutionPlan, Job, JobStatus


def _job(index: int, status: JobStatus = JobStatus.FINISHED) -> Job:
    return Job(
        id=f"JOB{index:04d}",
        plan=ExecutionPlan(
            request="test",
            summary="Test job",
            steps=[],
            project_name=f"Project {index}",
        ),
        status=status,
    )


def test_job_history_is_not_silently_truncated(tmp_path: Path) -> None:
    manager = JobManager(tmp_path, None, logging.getLogger("test.jobs"))  # type: ignore[arg-type]
    manager.jobs = [_job(index) for index in range(125)]
    manager._save()

    restored = JobManager(tmp_path, None, logging.getLogger("test.jobs"))  # type: ignore[arg-type]

    assert len(restored.jobs) == 125


def test_history_cleanup_only_removes_completed_and_failed(tmp_path: Path) -> None:
    manager = JobManager(tmp_path, None, logging.getLogger("test.jobs"))  # type: ignore[arg-type]
    manager.jobs = [
        _job(1, JobStatus.FINISHED),
        _job(2, JobStatus.FAILED),
        _job(3, JobStatus.CANCELLED),
        _job(4, JobStatus.INTERRUPTED),
    ]

    assert manager.remove_completed_or_failed() == 2
    assert [job.status for job in manager.jobs] == [
        JobStatus.CANCELLED,
        JobStatus.INTERRUPTED,
    ]


def test_end_task_acknowledges_an_interrupted_job(tmp_path: Path) -> None:
    manager = JobManager(tmp_path, None, logging.getLogger("test.jobs"))  # type: ignore[arg-type]
    job = _job(1, JobStatus.INTERRUPTED)
    job.logs.append("[startup] Previous session ended before this job. Review it before retrying.")
    manager.jobs = [job]

    assert manager.end_task(job.id) is True
    assert job.status == JobStatus.CANCELLED
    assert not any("Previous session ended" in line for line in job.logs)

    restored = JobManager(tmp_path, None, logging.getLogger("test.jobs"))  # type: ignore[arg-type]
    assert restored.jobs[0].status == JobStatus.CANCELLED