Files
Check/MagicCarpetProject/MagicCarpetDatabase/MagicCarpetDbContext.cs

82 lines
2.9 KiB
C#

using MagicCarpetContracts.Infrastructure;
using MagicCarpetContracts.Infrastructure.PostConfigurations;
using MagicCarpetDatabase.Models;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MagicCarpetDatabase;
public class MagicCarpetDbContext(IConfigurationDatabase configurationDatabase) : DbContext
{
private readonly IConfigurationDatabase? _configurationDatabase = configurationDatabase;
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
{
optionsBuilder.UseNpgsql(_configurationDatabase?.ConnectionString, o => o.SetPostgresVersion(12, 2));
base.OnConfiguring(optionsBuilder);
}
protected override void OnModelCreating(ModelBuilder modelBuilder)
{
base.OnModelCreating(modelBuilder);
modelBuilder.Entity<Client>().HasIndex(x => x.PhoneNumber).IsUnique();
modelBuilder.Entity<Sale>()
.HasOne(e => e.Client)
.WithMany(e => e.Sales)
.OnDelete(DeleteBehavior.SetNull);
modelBuilder.Entity<Tour>().HasIndex(x => x.TourName).IsUnique();
modelBuilder.Entity<Post>()
.HasIndex(e => new { e.PostName, e.IsActual })
.IsUnique()
.HasFilter($"\"{nameof(Post.IsActual)}\" = TRUE");
modelBuilder.Entity<Post>()
.HasIndex(e => new { e.PostId, e.IsActual })
.IsUnique()
.HasFilter($"\"{nameof(Post.IsActual)}\" = TRUE");
modelBuilder.Entity<SaleTour>().HasKey(x => new { x.SaleId, x.TourId });
modelBuilder.Entity<Post>()
.Property(x => x.Configuration)
.HasColumnType("jsonb")
.HasConversion(
x => SerializePostConfiguration(x),
x => DeserialzePostConfiguration(x));
}
public DbSet<Client> Clients { get; set; }
public DbSet<Post> Posts { get; set; }
public DbSet<Tour> Tours { get; set; }
public DbSet<TourHistory> TourHistories { get; set; }
public DbSet<Salary> Salaries { get; set; }
public DbSet<Sale> Sales { get; set; }
public DbSet<SaleTour> SaleTours { get; set; }
public DbSet<Employee> Employees { get; set; }
private static string SerializePostConfiguration(PostConfiguration postConfiguration) => JsonConvert.SerializeObject(postConfiguration);
private static PostConfiguration DeserialzePostConfiguration(string jsonString) => JToken.Parse(jsonString).Value<string>("Type") switch
{
nameof(TravelAgentPostConfiguration) => JsonConvert.DeserializeObject<TravelAgentPostConfiguration>(jsonString)!,
nameof(ChiefPostConfiguration) => JsonConvert.DeserializeObject<ChiefPostConfiguration>(jsonString)!,
_ => JsonConvert.DeserializeObject<PostConfiguration>(jsonString)!,
};
}