Implement all car endpoints

src/WebApi/Cars/UpdateCar.cs

@@ -0,0 +1,58 @@
+using FluentValidation;
+using FluentValidation.Results;
+using Vegasco.WebApi.Authentication;
+using Vegasco.WebApi.Common;
+using Vegasco.WebApi.Persistence;
+
+namespace Vegasco.WebApi.Cars;
+
+public static class UpdateCar
+{
+	public record Request(string Name);
+	public record Response(Guid Id, string Name);
+
+	public static RouteHandlerBuilder MapEndpoint(IEndpointRouteBuilder builder)
+	{
+		return builder
+			.MapPut("cars/{id:guid}", Endpoint)
+			.WithTags("Cars");
+	}
+
+	public class Validator : AbstractValidator<Request>
+	{
+		public Validator()
+		{
+			RuleFor(x => x.Name)
+				.NotEmpty()
+				.MaximumLength(CarTableConfiguration.NameMaxLength);
+		}
+	}
+
+	public static async Task<IResult> Endpoint(
+		Guid id,
+		Request request,
+		IEnumerable<IValidator<Request>> validators,
+		ApplicationDbContext dbContext,
+		UserAccessor userAccessor,
+		CancellationToken cancellationToken)
+	{
+		List<ValidationResult> failedValidations = await validators.ValidateAllAsync(request, cancellationToken);
+		if (failedValidations.Count > 0)
+		{
+			return TypedResults.BadRequest(new HttpValidationProblemDetails(failedValidations.ToCombinedDictionary()));
+		}
+
+		var car = await dbContext.Cars.FindAsync([id], cancellationToken: cancellationToken);
+
+		if (car is null)
+		{
+			return TypedResults.NotFound();
+		}
+
+		car.Name = request.Name;
+		await dbContext.SaveChangesAsync(cancellationToken);
+
+		Response response = new(car.Id, car.Name);
+		return TypedResults.Ok(response);
+	}
+}