PIbd-23_Abazov_A.A._ConstructionCompany/ConstructionCompany/ConstructionCompanyPsqlImplement/Models/MaterialOrder.cs

using ConstructionCompanyContracts.BindingModels;
using ConstructionCompanyContracts.ViewModels;
using ConstructionCompanyDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConstructionCompanyPsqlImplement.Models
{
    public class MaterialOrder : IMaterialOrderModel
    {
        public int MaterialId { get; set; }
        public int OrderId { get; set; }
        public int Quantity { get; set; }
        public Material Material { get; set; } = new();
        public Order Order { get; set; } = new();
        public static MaterialOrder? Create(MaterialOrderBindingModel? model, List<Material> materials, List<Order> orders)
        {
            if (model == null)
            {
                return null;
            }
            return new MaterialOrder()
            {
                MaterialId = model.MaterialId,
                OrderId = model.OrderId,
                Quantity = model.Quantity,
                Material = materials.First(x => x.Id == model.MaterialId),
                Order = orders.First(x => x.Id == model.OrderId),
            };
        }
        public static string CreateCommand(MaterialOrderBindingModel? model)
        {
            if (model == null)
            {
                return "";
            }
            return $"INSERT INTO material_order(material_id, order_id, quantiny) VALUES({model.MaterialId}, {model.OrderId}, {model.Quantity});";
        }
        public static string DeleteCommand(MaterialOrderBindingModel? model)
        {
            if (model == null)
            {
                return "";
            }
            return $"DELETE FROM material WHERE material_id = {model.MaterialId} AND order_id = {model.OrderId}";
        }
        public MaterialOrderViewModel GetViewModel => new()
        {
            OrderId = OrderId,
            MaterialId = MaterialId,
            Quantity = Quantity,
            OrderAdress = Order.Adress,
            MaterialName = Material.MaterialName
        };
    }
}