135 lines
5.5 KiB
C#
135 lines
5.5 KiB
C#
using CanteenDatabaseImplement.Models;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Migrations;
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using System.Diagnostics.Contracts;
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namespace CanteenDatabaseImplement
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{
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public class CanteenDatabase : DbContext
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{
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protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
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{
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if (optionsBuilder.IsConfigured == false)
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{
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optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-A68O3K0;Initial Catalog=CanteenDataBase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
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}
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base.OnConfiguring(optionsBuilder);
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}
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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modelBuilder.Entity<DishProduct>()
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.HasKey(dp => new { dp.DishId, dp.ProductId });
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modelBuilder.Entity<DishProduct>()
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.HasOne(dp => dp.Dish)
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.WithMany(d => d.Products)
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.HasForeignKey(dp => dp.DishId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<DishProduct>()
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.HasOne(dp => dp.Product)
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.WithMany(p => p.Dishes)
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.HasForeignKey(dp => dp.ProductId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<LunchOrder>()
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.HasKey(dp => new { dp.LunchId, dp.OrderId });
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modelBuilder.Entity<LunchOrder>()
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.HasOne(dp => dp.Lunch)
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.WithMany(d => d.Orders)
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.HasForeignKey(dp => dp.LunchId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<LunchOrder>()
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.HasOne(dp => dp.Order)
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.WithMany(p => p.Lunches)
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.HasForeignKey(dp => dp.OrderId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<LunchProduct>()
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.HasKey(dp => new { dp.LunchId, dp.ProductId });
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modelBuilder.Entity<LunchProduct>()
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.HasOne(dp => dp.Lunch)
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.WithMany(d => d.Products)
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.HasForeignKey(dp => dp.LunchId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<LunchProduct>()
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.HasOne(dp => dp.Product)
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.WithMany(p => p.Lunches)
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.HasForeignKey(dp => dp.ProductId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<OrderCook>()
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.HasKey(dp => new { dp.OrderId, dp.CookId });
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modelBuilder.Entity<OrderCook>()
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.HasOne(dp => dp.Order)
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.WithMany(d => d.Cooks)
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.HasForeignKey(dp => dp.OrderId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<OrderCook>()
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.HasOne(dp => dp.Cook)
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.WithMany(p => p.Orders)
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.HasForeignKey(dp => dp.CookId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<OrderDish>()
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.HasKey(dp => new { dp.OrderId, dp.DishId });
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modelBuilder.Entity<OrderDish>()
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.HasOne(dp => dp.Order)
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.WithMany(d => d.Dishes)
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.HasForeignKey(dp => dp.OrderId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<OrderDish>()
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.HasOne(dp => dp.Dish)
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.WithMany(p => p.Orders)
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.HasForeignKey(dp => dp.DishId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<ProductCook>()
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.HasKey(dp => new { dp.ProductId, dp.CookId });
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modelBuilder.Entity<ProductCook>()
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.HasOne(dp => dp.Product)
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.WithMany(d => d.Cooks)
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.HasForeignKey(dp => dp.ProductId)
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.OnDelete(DeleteBehavior.NoAction);
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modelBuilder.Entity<ProductCook>()
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.HasOne(dp => dp.Cook)
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.WithMany(p => p.Products)
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.HasForeignKey(dp => dp.CookId)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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modelBuilder.Entity<Order>()
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.HasOne(b => b.Visitor)
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.WithMany(a => a.Orders)
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.OnDelete(DeleteBehavior.NoAction);
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//=====================================
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}
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public virtual DbSet<Cook> Cooks { set; get; }
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public virtual DbSet<OrderCook> OrderCook { set; get; }
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public virtual DbSet<Dish> Dishes { set; get; }
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public virtual DbSet<Lunch> Lunches { set; get; }
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public virtual DbSet<LunchOrder> LunchOrder { set; get; }
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public virtual DbSet<Manager> Managers { set; get; }
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public virtual DbSet<Order> Orders { set; get; }
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public virtual DbSet<Product> Products { set; get; }
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public virtual DbSet<ProductCook> ProductCook { set; get; }
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public virtual DbSet<LunchProduct> LunchProduct { set; get; }
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public virtual DbSet<OrderDish> OrderDish { set; get; }
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public virtual DbSet<DishProduct> DishProduct { set; get; }
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public virtual DbSet<Tableware> Tablewares { set; get; }
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public virtual DbSet<Visitor> Visitors { set; get; }
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}
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}
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