using Tutorial_AspNetMvc_IdentityCodeFirst.Models;

using Microsoft.AspNetCore.Builder;

using Microsoft.AspNetCore.Hosting;

using Microsoft.AspNetCore.Identity;

using Microsoft.AspNetCore.StaticFiles;

using Microsoft.EntityFrameworkCore;

using Microsoft.Extensions.Configuration;

using Microsoft.Extensions.DependencyInjection;

using Microsoft.Extensions.Hosting;

using Microsoft.EntityFrameworkCore.Design;

using Microsoft.Extensions.Configuration;

using Microsoft.EntityFrameworkCore;

using Microsoft.AspNetCore.Identity.EntityFrameworkCore;

using Microsoft.EntityFrameworkCore;

namespace Tutorial_AspNetMvc_IdentityCodeFirst

{

public class CustomDbContext : DbContext

{

public DbSet<Student> Students { get; set; }

public DbSet<Enrollment> Enrollments { get; set; }

public DbSet<Course> Courses { get; set; }

public CustomDbContext(DbContextOptions<CustomDbContext> options) : base(options)

{

#if ZEROMODE

//(1)Ensures that the database for the context does not exist.

//If it does not exist, no action is taken.

//If it does exist then the database is deleted.

Database.EnsureDeleted();

//(2) Ensures that the database for the context exists.

//If it exists, no action is taken.

//If it does not exist then the database and all its schema are created.

Database.EnsureCreated();

#endif

}

protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)

{

//optionsBuilder.UseNpgsql("Host=localhost;Port=5433;Database=TestPostgreDB;Username=postgres;Password=7891");

}

protected override void OnModelCreating(ModelBuilder modelBuilder)

{

base.OnModelCreating(modelBuilder);

}

}

}