public async Task <string> Buy(PurchasesDTO purchase)
{
purchase.dt_purchased = DateTime.Now;
PurchasesDTO purchaseResult = null;
using (var client = new HttpClient())
{
client.BaseAddress = apiUri;
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
StringContent content = new StringContent(JsonConvert.SerializeObject(purchase), Encoding.UTF8, "application/json");
var response = await client.PostAsync("api/Books/PostPurchase", content);
if (response.IsSuccessStatusCode)
{
purchaseResult = JsonConvert.DeserializeObject <PurchasesDTO>(await response.Content.ReadAsStringAsync());
}
}
return(purchaseResult != null ? "Purchase succeed" : "Purchase failed");
}
public async Task <IActionResult> PostPurchase([FromBody] PurchasesDTO purchasesDTO)
{
var customer = await _context.StoreUsers.SingleOrDefaultAsync(c => c.Id == purchasesDTO.CustomerId);
if (customer == null)
{
return(BadRequest("Invalid Customer Id"));
}
var items = _context.Items.Where(i => purchasesDTO.ItemsIds.Contains(i.Id)).ToList();
if (items.Count != purchasesDTO.ItemsIds.Count)
{
return(BadRequest("One or more movieIds are invalid"));
}
foreach (var item in items)
{
if (item.Quantity == 0)
{
return(BadRequest("Item is not ot available."));
}
item.Quantity--;
var purchase = new Purchase
{
StoreUser = customer,
Item = item,
DateOfPurchase = DateTime.Now
};
_context.Add(purchase);
}
await _context.SaveChangesAsync();
return(Ok());
}
public async Task <IHttpActionResult> PostPurchase(PurchasesDTO purchase)
{
return(Json(await booksManager.BuyBook(purchase)));
}
public async Task <PurchasesDTO> BuyBook(PurchasesDTO purchase)
{
return(await Add <purchases, PurchasesDTO>(purchase, (db, dto) => dto.id = db.id));
}
