Learn-WinUI-3-Second-Edition/Chapter10/TemplateStudioSampleApp.Core/Contracts/Services/ISampleDataService.cs

using TemplateStudioSampleApp.Core.Models;

namespace TemplateStudioSampleApp.Core.Contracts.Services;

// Remove this class once your pages/features are using your data.
public interface ISampleDataService
{
    Task<IEnumerable<SampleOrder>> GetGridDataAsync();

    Task<IEnumerable<SampleOrder>> GetListDetailsDataAsync();
}