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command line arguments handling

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This commit is contained in:
Simon Zeltser 2018-06-21 11:10:13 -07:00
parent 8860d8bfdd
commit 0ce195bb80
3 changed files with 53 additions and 53 deletions
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59
src/cartservice/CartServiceImpl.cs
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@ -2,6 +2,7 @@ using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using cartservice.interfaces;
using Grpc.Core;
using Hipstershop;
using static Hipstershop.CartService;
@ -11,65 +12,29 @@ namespace cartservice
// Cart wrapper to deal with grpc communication
internal class CartServiceImpl : CartServiceBase
{
private CartStore cartStore;
private ICartStore cartStore;
private readonly static Empty Empty = new Empty();
public CartServiceImpl(CartStore cartStore)
public CartServiceImpl(ICartStore cartStore)
{
this.cartStore = cartStore;
}
public override Task<Empty> AddItem(AddItemRequest request, Grpc.Core.ServerCallContext context)
public async override Task<Empty> AddItem(AddItemRequest request, Grpc.Core.ServerCallContext context)
{
cartStore.AddItem(request.UserId, request.Item.ProductId, request.Item.Quantity);
return Task.FromResult(new Empty());
await cartStore.AddItemAsync(request.UserId, request.Item.ProductId, request.Item.Quantity);
return Empty;
}
public override Task<Empty> EmptyCart(EmptyCartRequest request, ServerCallContext context)
public async override Task<Empty> EmptyCart(EmptyCartRequest request, ServerCallContext context)
{
cartStore.EmptyCart(request.UserId);
return Task.FromResult(new Empty());
await cartStore.EmptyCartAsync(request.UserId);
return Empty;
}
public override Task<Hipstershop.Cart> GetCart(GetCartRequest request, ServerCallContext context)
public async override Task<Hipstershop.Cart> GetCart(GetCartRequest request, ServerCallContext context)
{
var cart = cartStore.GetCart(request.UserId);
return Task.FromResult(cart.ToHipsterCart());
}
}
internal class CartStore
{
// Maps between user and their cart
private ConcurrentDictionary<string, Cart> userCartItems = new ConcurrentDictionary<string, Cart>();
public void AddItem(string userId, string productId, int quantity)
{
Cart cart;
if (!userCartItems.TryGetValue(userId, out cart))
{
cart = new Cart(userId);
}
else
{
cart = userCartItems[userId];
}
cart.AddItem(productId, quantity);
}
public void EmptyCart(string userId)
{
Cart cart;
if (userCartItems.TryGetValue(userId, out cart))
{
cart.EmptyCart();
}
}
public Cart GetCart(string userId)
{
Cart cart = null;
userCartItems.TryGetValue(userId, out cart);
return cart;
return await cartStore.GetCartAsync(request.UserId);
}
}