package backendupdate

import (
	"context"
	"encoding/json"
	"errors"
	"path/filepath"
	"testing"

	"yms-daemon/internal/daemonapi"
	"yms-daemon/internal/transaction"
)

func TestRestartRejectsUnfinishedBackendUpdate(t *testing.T) {
	ctx := context.Background()
	store, err := transaction.OpenStore(ctx, filepath.Join(t.TempDir(), "transactions.db"))
	if err != nil {
		t.Fatalf("open transaction store: %v", err)
	}
	defer store.Close()
	request, err := json.Marshal(persistedRequest{InputType: daemonapi.InputTypeNativeJAR})
	if err != nil {
		t.Fatalf("encode unfinished update request: %v", err)
	}
	active, _, err := store.CreateTransaction(ctx, transaction.CreateRequest{
		ID:             "unfinished-backend-update",
		IdempotencyKey: "backend:update:unfinished",
		Source:         sourceLocalCLI,
		Service:        serviceBackend,
		Request:        request,
	})
	if err != nil {
		t.Fatalf("create unfinished update transaction: %v", err)
	}
	updater := &Updater{store: store}
	record, err := updater.Restart(ctx, nil)
	if !errors.Is(err, transaction.ErrActiveExists) || record.ID != active.ID {
		t.Fatalf("unexpected restart result with unfinished update: record=%+v err=%v", record, err)
	}
}