ENEI2019-Public/api/Data/DataContext.cs

using api.Models;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore;

namespace api.Data
{
    public class DataContext : IdentityDbContext<User,Role,int,IdentityUserClaim<int>,UserRole,IdentityUserLogin<int>,
    IdentityRoleClaim<int>,IdentityUserToken<int>>
    {
        public DataContext(DbContextOptions<DataContext> options):base(options) { }
    
        public DbSet<Value> Values{get;set;}

        public DbSet<Photo> Photos {get;set;}

        public DbSet<Team> Teams {get;set;}

        public DbSet<Event> Events {get;set;}

        public DbSet<EventLoc> EventLocs {get;set;}

        public DbSet<EventLocVisited> EventLocsVisited {get;set;}

        public DbSet<Cromos> Cromos {get;set;}
        
        public DbSet<Log>Logs{get;set;}

        public DbSet<Product>Products{get;set;}

        protected override void OnModelCreating(ModelBuilder builder)
        {
            base.OnModelCreating(builder);


                //para o ef saber as relações 
            builder.Entity<UserRole>(userRole =>
            {
                userRole.HasKey(ur=> new {ur.UserId, ur.RoleId});

                userRole.HasOne( ur=>ur.Role)
                .WithMany(r=>r.UserRoles)
                .HasForeignKey(ur=> ur.RoleId)
                .IsRequired();


                userRole.HasOne( ur=>ur.User)
                .WithMany(r=>r.UserRoles)
                .HasForeignKey(ur=> ur.UserId)
                .IsRequired();
                
            });
        }
    
    }
}