source: branches/1888_OaaS/HeuristicLab.Services.Optimization.Web/Models/OrderModel.cs

using System;
using System.Collections.Generic;
using HeuristicLab.Services.Optimization.Billing.Model;

namespace HeuristicLab.Services.Optimization.Web.Models {

  public class OrderModel {
    public BillingType BillingType { get; set; }
    public BillingPeriod BillingPeriod { get; set; }
    public DateTime? ActiveSince { get; set; }
    public DateTime? ActiveUntil { get; set; }
    public User User { get; set; }
    // product id to quantity mapping
    public IDictionary<long, int> ProductQuantities { get; set; }
    public IDictionary<long, Product> Products { get; set; }
    public long PaymentInformationId { get; set; }

    public double TotalSum() {
      double sum = 0;
      foreach (var key in ProductQuantities.Keys) {
        sum += ProductQuantities[key] * Products[key].Price;
      }
      return sum;
    }

    public double ProductSum(long productId) {
      return Products[productId].Price * ProductQuantities[productId];
    }


    public OrderModel() {
      ProductQuantities = new Dictionary<long, int>();
      Products = new Dictionary<long, Product>();
    }
  }

  public class PaymentModel {
    public PaymentMethod Method { get; set; }
    public string CardNumber { get; set; }
    public string AdditionalInformation { get; set; }
  }

  public class ContactInformationModel {
    public long ContactInformationId { get; set; }
    public string OrganizationName { get; set; }
    public string Street { get; set; }
    public string City { get; set; }
    public string State { get; set; }
    public string PostalCode { get; set; }
    public string LastName { get; set; }
    public string FirstName { get; set; }
    public string Email { get; set; }
  }

  public class ProductsModel {
    public IList<Product> Products { get; set; }
    public int Quantity { get; set; }
    public long ProductId { get; set; }
  }

  public class OverviewModel {
    public IList<Order> Orders { get; set; }
  }
}