using HN.Domain;
using HN.Infrastructure.Identity;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;

namespace HN.Infrastructure.EntityTypes
{
  public sealed class LinkEntityType : IEntityTypeConfiguration<Link>
  {
    public void Configure(EntityTypeBuilder<Link> builder)
    {
      builder.ToTable("links");
      builder.HasKey(o => o.Id);
      builder.Property(o => o.Url).IsRequired().HasMaxLength(500);
      builder.Property(o => o.CreatedAt).IsRequired();
      builder.HasIndex(o => o.Url).IsUnique();

      builder.HasOne<User>().WithMany().HasForeignKey(nameof(Link.CreatedBy)).IsRequired();

      builder.OwnsMany(o => o.Votes, vote =>
      {
        vote.ToTable("link_votes");
        vote.WithOwner().HasForeignKey("LinkId");
        vote.HasKey("LinkId", nameof(Link.CreatedBy));
        vote.HasOne<User>().WithMany().HasForeignKey(nameof(Vote.CreatedBy)).IsRequired();
        vote.Property(o => o.Type).IsRequired();
        vote.Property(o => o.CreatedAt).IsRequired();
      });
    }
  }
}