RackPeek/RackPeek.Domain/Resources/Hardware/Desktops/Gpus/AddDesktopGpuUseCase.cs

using RackPeek.Domain.Helpers;
using RackPeek.Domain.Persistence;
using RackPeek.Domain.Resources.Models;

namespace RackPeek.Domain.Resources.Hardware.Desktops.Gpus;

public class AddDesktopGpuUseCase(IResourceCollection repository) : IUseCase
{
    public async Task ExecuteAsync(
        string name,
        string? model,
        int? vram)
    {
        // ToDo pass in properties as inputs, construct the entity in the usecase, ensure optional inputs are nullable
        // ToDo validate / normalize all inputs

        name = Normalize.HardwareName(name);
        ThrowIfInvalid.ResourceName(name);

        var desktop = await repository.GetByNameAsync(name) as Desktop
                      ?? throw new NotFoundException($"Desktop '{name}' not found.");

        desktop.Gpus ??= new List<Gpu>();
        desktop.Gpus.Add(new Gpu
        {
            Model = model,
            Vram = vram
        });
        await repository.UpdateAsync(desktop);
    }
}