public CarBrandQuery(CarBrandRepository brandRepository)
{
Field <ListGraphType <CarBrandType> >("brands",
resolve: context =>
{
return(brandRepository.FindAllEager());
});
Field <CarBrandType>("brand",
arguments: new QueryArguments(new List <QueryArgument>
{
new QueryArgument <IdGraphType>
{
Name = "id"
}
}),
resolve: context =>
{
var id = context.GetArgument <int>("id");
if (id <= 0)
{
context.Errors.Add(new ExecutionError("Brand Id is invalid or missing"));
return(null);
}
return(brandRepository.FindByIdEager(id));
});
}
public CarBrandMutation(CarBrandRepository brandRepository)
{
/**
* NEW BRAND
*/
Field <CarBrandType, CarBrand>()
.Name("createBrand")
.Argument <NonNullGraphType <CarBrandInputType> >("brand", "brand input")
.ResolveAsync(async ctx =>
{
var brand = ctx.GetArgument <CarBrand>("brand");
return(await brandRepository.Add(brand));
});
/**
* UPDATE BRAND
*/
Field <CarBrandType, CarBrand>()
.Name("updateBrand")
.Argument <NonNullGraphType <CarBrandInputType> >("brand", "brand input")
.ResolveAsync(async ctx =>
{
var brand = ctx.GetArgument <CarBrand>("brand");
// Check if brand exists
var currentBrand = await brandRepository.FindById(brand.Id);
if (currentBrand == null)
{
ctx.Errors.Add(new ExecutionError("Brand not found"));
return(null);
}
// Update brand
return(await brandRepository.Update(brand));
});
/**
* DELETE BRAND
*/
Field <CarBrandType, CarBrand>()
.Name("deleteBrand")
.Argument <NonNullGraphType <IdGraphType> >("id", "brand id input")
.ResolveAsync(async ctx =>
{
var id = ctx.GetArgument <int>("id");
// Check if brand exists
var currentBrand = await brandRepository.FindById(id);
if (currentBrand == null)
{
ctx.Errors.Add(new ExecutionError("Brand not found"));
return(null);
}
// delete brand
await brandRepository.Remove(id);
return(null);
});
}
/// <summary>
/// Main program runs here
/// </summary>
public static void Main()
{
using (CarShopDataEntities carShopDataEntities = new CarShopDataEntities())
{
ICarBrandRepository carBrandRepository = new CarBrandRepository(carShopDataEntities);
IModelRepository modelRepository = new ModelRepository(carShopDataEntities);
IExtraRepository extraRepository = new ExtraRepository(carShopDataEntities);
IModelExtraSwitchRepository modelExtraSwitchRepository = new ModelExtraSwitchRepository(carShopDataEntities);
IJava javarepo = new Java();
ILogic logic = new CarBrandLogic(carBrandRepository, modelRepository, extraRepository, modelExtraSwitchRepository, javarepo);
ConsoleMenu(logic);
}
}
