105 lines
3.3 KiB
C#
105 lines
3.3 KiB
C#
using Microsoft.EntityFrameworkCore;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using TestAppRuna.API;
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using TestAppRuna.Entities;
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namespace TestAppRuna.Services
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{
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public class CartService : ICartService
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{
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public CartService(ShopDbContext shopDbContext)
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{
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this.DB = shopDbContext;
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}
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public ShopDbContext DB { get; }
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public async Task<bool> CreateOrUpdateCart(CartCreateUpdateModel model)
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{
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Cart cart = await DB.Carts
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.Where(Q => Q.CustomerID == model.CustomerID && Q.ProductID == model.ProductID)
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.FirstOrDefaultAsync();
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if (cart == null)
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{
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cart = new Cart
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{
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ProductID = model.ProductID,
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CustomerID = model.CustomerID,
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};
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DB.Carts.Add(cart);
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}
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cart.Quantity = model.Quantity;
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await DB.SaveChangesAsync();
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return true;
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}
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public async Task<bool> DeleteCart(CartDeleteModel model)
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{
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var data = await DB.Carts
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.Where(Q => Q.CustomerID == model.CustomerID && Q.ProductID == model.ProductID)
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.FirstOrDefaultAsync();
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if (data == null)
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{
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return false;
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}
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DB.Carts.Remove(data);
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await DB.SaveChangesAsync();
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return true;
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}
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public async Task<List<CartCustomerListItem>> Get()
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{
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var query = from cart
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in DB.Carts
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join product in DB.Products on cart.ProductID equals product.ProductID
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join customer in DB.Customers on cart.CustomerID equals customer.CustomerID
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select new CartCustomerListItem
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{
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ProductID = cart.ProductID,
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ProductName = product.Name,
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ProductPrice = product.Price,
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CustomerEmail = customer.Email,
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CustomerName = customer.Name,
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Quantity = cart.Quantity,
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};
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var data = await query.ToListAsync();
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return data;
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}
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public async Task<List<CartListItem>> GetFromCustomer(Guid customerId)
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{
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var data = await DB.Carts
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.AsNoTracking()
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.Where(Q => Q.CustomerID == customerId)
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.Select(Q => new CartListItem
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{
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ProductID = Q.ProductID,
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ProductName = Q.Product.Name,
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ProductPrice = Q.Product.Price,
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Quantity = Q.Quantity
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}).ToListAsync();
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return data;
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}
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public async Task<bool> HasCustomerID(Guid customerId)
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{
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return await DB.Customers
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.AsNoTracking()
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.Where(Q => Q.CustomerID == customerId)
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.AnyAsync();
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}
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public async Task<bool> HasProductID(Guid productId)
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{
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return await DB.Products
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.AsNoTracking()
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.Where(Q => Q.ProductID == productId)
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.AnyAsync();
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}
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}
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}
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