package store_test

import (
	"context"
	"testing"

	"github.com/syonad/clonepack/internal/store"
)

func newCloneJobStore(t *testing.T) (*store.SQLiteCloneJobStore, int64) {
	t.Helper()
	db := newTestDB(t)
	repoID := insertTestRepo(t, db)
	return store.NewCloneJobStore(db), repoID
}

func TestCreateAndGetCloneJob(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	jobID, err := s.CreateCloneJob(ctx, repoID)
	if err != nil {
		t.Fatalf("CreateCloneJob: %v", err)
	}

	job, err := s.GetCloneJob(ctx, jobID)
	if err != nil {
		t.Fatalf("GetCloneJob: %v", err)
	}
	if job.RepoID != repoID {
		t.Errorf("RepoID: got %d, want %d", job.RepoID, repoID)
	}
	if job.Status != store.CloneJobPending {
		t.Errorf("Status: got %q, want pending", job.Status)
	}
	if job.StartedAt != nil {
		t.Errorf("StartedAt should be nil initially")
	}
	if job.FinishedAt != nil {
		t.Errorf("FinishedAt should be nil initially")
	}
}

func TestGetCloneJob_notFound(t *testing.T) {
	s, _ := newCloneJobStore(t)
	_, err := s.GetCloneJob(context.Background(), 9999)
	if err != store.ErrNotFound {
		t.Errorf("expected ErrNotFound, got %v", err)
	}
}

func TestGetLatestCloneJob(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	s.CreateCloneJob(ctx, repoID)
	id2, _ := s.CreateCloneJob(ctx, repoID)

	job, err := s.GetLatestCloneJob(ctx, repoID)
	if err != nil {
		t.Fatalf("GetLatestCloneJob: %v", err)
	}
	if job.ID != id2 {
		t.Errorf("expected latest job ID %d, got %d", id2, job.ID)
	}
}

func TestGetLatestCloneJob_notFound(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	_, err := s.GetLatestCloneJob(context.Background(), repoID)
	if err != store.ErrNotFound {
		t.Errorf("expected ErrNotFound, got %v", err)
	}
}

func TestMarkCloneJobStarted(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	jobID, _ := s.CreateCloneJob(ctx, repoID)
	if err := s.MarkCloneJobStarted(ctx, jobID); err != nil {
		t.Fatalf("MarkCloneJobStarted: %v", err)
	}

	job, _ := s.GetCloneJob(ctx, jobID)
	if job.Status != store.CloneJobRunning {
		t.Errorf("Status: got %q, want running", job.Status)
	}
	if job.StartedAt == nil {
		t.Error("StartedAt should be set")
	}
}

func TestMarkCloneJobFinished_completed(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	jobID, _ := s.CreateCloneJob(ctx, repoID)
	s.MarkCloneJobStarted(ctx, jobID)
	if err := s.MarkCloneJobFinished(ctx, jobID, store.CloneJobCompleted, nil); err != nil {
		t.Fatalf("MarkCloneJobFinished: %v", err)
	}

	job, _ := s.GetCloneJob(ctx, jobID)
	if job.Status != store.CloneJobCompleted {
		t.Errorf("Status: got %q, want completed", job.Status)
	}
	if job.FinishedAt == nil {
		t.Error("FinishedAt should be set")
	}
	if job.Error != nil {
		t.Errorf("Error should be nil, got %q", *job.Error)
	}
}

func TestMarkCloneJobFinished_failed(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	jobID, _ := s.CreateCloneJob(ctx, repoID)
	s.MarkCloneJobStarted(ctx, jobID)
	errMsg := "connection refused"
	if err := s.MarkCloneJobFinished(ctx, jobID, store.CloneJobFailed, &errMsg); err != nil {
		t.Fatalf("MarkCloneJobFinished: %v", err)
	}

	job, _ := s.GetCloneJob(ctx, jobID)
	if job.Status != store.CloneJobFailed {
		t.Errorf("Status: got %q, want failed", job.Status)
	}
	if job.Error == nil || *job.Error != errMsg {
		t.Errorf("Error: got %v, want %q", job.Error, errMsg)
	}
}

func TestHasRunningCloneJob(t *testing.T) {
	s, repoID := newCloneJobStore(t)
	ctx := context.Background()

	running, err := s.HasRunningCloneJob(ctx, repoID)
	if err != nil {
		t.Fatalf("HasRunningCloneJob: %v", err)
	}
	if running {
		t.Error("expected no running job initially")
	}

	jobID, _ := s.CreateCloneJob(ctx, repoID)
	running, _ = s.HasRunningCloneJob(ctx, repoID)
	if !running {
		t.Error("expected running job after create (status=pending)")
	}

	s.MarkCloneJobStarted(ctx, jobID)
	running, _ = s.HasRunningCloneJob(ctx, repoID)
	if !running {
		t.Error("expected running job after start")
	}

	s.MarkCloneJobFinished(ctx, jobID, store.CloneJobCompleted, nil)
	running, _ = s.HasRunningCloneJob(ctx, repoID)
	if running {
		t.Error("expected no running job after completion")
	}
}