package service

import (
	"context"
	"errors"

	"github.com/gochat/gochat/internal/model"
	"github.com/gochat/gochat/internal/repository"
	applogger "github.com/gochat/gochat/pkg/logger"
)

// WidgetTestService implements business logic for WidgetTest operations.
// Reference: Chatwoot resources :widget_tests, only: [:index] — read-only, not in production.
// Returns test data for widget/UI integration testing.
type WidgetTestService struct {
	repo *repository.WidgetTestRepo
}

// NewWidgetTestService creates a new WidgetTestService.
func NewWidgetTestService(repo *repository.WidgetTestRepo) *WidgetTestService {
	return &WidgetTestService{repo: repo}
}

// List retrieves all widget test scenarios.
func (s *WidgetTestService) List(ctx context.Context) ([]model.WidgetTest, error) {
	tests, err := s.repo.ListAll(ctx)
	if err != nil {
		applogger.L().Errorf("WidgetTestService.List error: %v", err)
		return nil, err
	}
	return tests, nil
}

// ListByType retrieves widget test scenarios filtered by type.
func (s *WidgetTestService) ListByType(ctx context.Context, typ string) ([]model.WidgetTest, error) {
	if typ == "" {
		return nil, errors.New("type is required")
	}
	tests, err := s.repo.ListByType(ctx, typ)
	if err != nil {
		applogger.L().Errorf("WidgetTestService.ListByType error: %v", err)
		return nil, err
	}
	return tests, nil
}