public async Task <IActionResult> PutReceipt(int id, Receipt receipt)
{
if (id != receipt.ID)
{
return(BadRequest());
}
_context.Entry(receipt).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ReceiptExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> Post([FromBody] List <ProductsController.ReceiptLineDto> receiptLineDto)
{
if (receiptLineDto.Count < 1)
{
return(BadRequest());
}
// Read product data from DB for incoming product IDs
var products = new Dictionary <int, Product>();
// Here you have to add code that reads all products referenced by product IDs
// in receiptDto.Lines and store them in the `products` dictionary.
foreach (var receiptLine in receiptLineDto)
{
var product = await DataContext.Products.FirstOrDefaultAsync(p => p.ID == receiptLine.ProductID);
if (product == null)
{
return(BadRequest());
}
products.Add(product.ID, product);
}
// Build receipt from DTO
var newReceipt = new Receipt
{
ReceiptTimestamp = DateTime.UtcNow,
ReceiptLines = receiptLineDto.Select(rl => new ReceiptLine
{
ID = 0,
Product = products[rl.ProductID],
Amount = rl.Amount,
TotalPrice = rl.Amount * products[rl.ProductID].UnitPrice
}).ToList()
};
newReceipt.TotalPrice = newReceipt.ReceiptLines.Sum(rl => rl.TotalPrice);
await DataContext.Receipts.AddAsync(newReceipt);
await DataContext.SaveChangesAsync();
return(Created("", newReceipt));
}
public async Task <IActionResult> Post([FromBody] List <ReceiptLineDto> receiptLineDto)
{
// implementing check
if (receiptLineDto == null || receiptLineDto.Count == 0)
{
return(BadRequest());
}
// Here you have to add code that reads all products referenced by product IDs
// in receiptDto.Lines and store them in the `products` dictionary.
var products = new Dictionary <int, Product>();
foreach (var rl in receiptLineDto)
{
products[rl.ProductID] = await DataContext.Products.FirstOrDefaultAsync(p => p.ID == rl.ProductID);
if (products[rl.ProductID] == null)
{
return(BadRequest());
}
}
// Build receipt from DTO
var newReceipt = new Receipt
{
ReceiptTimestamp = DateTime.UtcNow,
ReceiptLines = receiptLineDto.Select(rl => new ReceiptLine
{
// I don't want to question your code from readme.md, but why does ID have to be set?
// I thought it is automatically set at 0 when nobody does something
ID = 0,
Product = products[rl.ProductID],
Amount = rl.Amount,
TotalPrice = rl.Amount * products[rl.ProductID].UnitPrice
}).ToList()
};
newReceipt.TotalPrice = newReceipt.ReceiptLines.Sum(rl => rl.TotalPrice);
await DataContext.Receipts.AddAsync(newReceipt);
await DataContext.SaveChangesAsync();
return(CreatedAtRoute("api/Receipts/POST", new { id = newReceipt.ID }, newReceipt));
}
public async Task <IActionResult> CreateReceipt([FromBody] ReceiptLineDTO[] receiptLines)
{
if (receiptLines.Length <= 0)
{
return(BadRequest());
}
var products = new Dictionary <int, Product>();
foreach (var receiptLine in receiptLines)
{
var product = await context.Products.Where(p => p.ID == receiptLine.ProductID).FirstOrDefaultAsync();
if (product is null)
{
return(BadRequest());
}
products.Add(product.ID, product);
}
// Build receipt from DTO
var newReceipt = new Receipt
{
ReceiptTimestamp = DateTime.UtcNow,
ReceiptLines = receiptLines.Select(rl => new ReceiptLine
{
ID = 0,
Product = products[rl.ProductID],
Amount = rl.Amount,
TotalPrice = rl.Amount * products[rl.ProductID].UnitPrice
}).ToList()
};
newReceipt.TotalPrice = newReceipt.ReceiptLines.Sum(rl => rl.TotalPrice);
context.Receipts.Add(newReceipt);
await context.SaveChangesAsync();
return(Created("", newReceipt));
}
public async Task <IActionResult> Post([FromBody] List <ReceiptLineDto> receiptLineDto)
{
if (receiptLineDto == null || receiptLineDto.Count == 0)
{
return(BadRequest("Missing receipt lines"));
}
// Read product data from DB for incoming product IDs
var products = new Dictionary <int, Product>();
foreach (var rl in receiptLineDto)
{
products[rl.ProductID] = await DataContext.Products.FirstOrDefaultAsync(p => p.ID == rl.ProductID);
if (products[rl.ProductID] == null)
{
return(BadRequest($"Unknown product ID {rl.ProductID}"));
}
}
// Build receipt from DTO
var newReceipt = new Receipt
{
ReceiptTimestamp = DateTime.UtcNow,
ReceiptLines = receiptLineDto.Select(rl => new ReceiptLine
{
ID = 0,
Product = products[rl.ProductID],
Amount = rl.Amount,
TotalPrice = rl.Amount * products[rl.ProductID].UnitPrice
}).ToList()
};
newReceipt.TotalPrice = newReceipt.ReceiptLines.Sum(rl => rl.TotalPrice);
await DataContext.Receipts.AddAsync(newReceipt);
await DataContext.SaveChangesAsync();
return(StatusCode((int)HttpStatusCode.Created, newReceipt));
}