ANTOOZA-BACKEND/Infrastructure/Persistence/Configurations/Members/MemberFollowConfiguration.cs

using Domain.Entities.Members;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;

namespace Infrastructure.Persistence.Configurations.Members;

public sealed class MemberFollowConfiguration : IEntityTypeConfiguration<MemberFollow>
{
    public void Configure(EntityTypeBuilder<MemberFollow> builder)
    {
        builder.HasOne(x => x.Follower).WithMany().HasForeignKey(x => x.FollowerMemberID).OnDelete(DeleteBehavior.Restrict);
        builder.HasOne(x => x.Followee).WithMany().HasForeignKey(x => x.FolloweeMemberID).OnDelete(DeleteBehavior.Restrict);

        builder.ToTable(nameof(MemberFollow), x => x.HasComment("회원 팔로우 관계"));
        builder.HasKey(x => x.ID);
        builder.Property(x => x.ID).ValueGeneratedOnAdd().HasComment("PK");
        builder.Property(x => x.FollowerMemberID).IsRequired().HasComment("팔로우 주체 회원 ID");
        builder.Property(x => x.FolloweeMemberID).IsRequired().HasComment("팔로우 대상 회원 ID");
        builder.Property(x => x.NotifyOnPost).IsRequired().HasComment("새 글 알림 수신 여부");
        builder.Property(x => x.IsMuted).IsRequired().HasComment("피드 숨김 여부");
        builder.Property(x => x.CreatedAt).IsRequired().HasComment("팔로우 일시");

        builder.HasIndex(x => new { x.FollowerMemberID, x.FolloweeMemberID }).IsUnique();
        builder.HasIndex(x => x.FolloweeMemberID);
        builder.HasIndex(x => new { x.FollowerMemberID, x.CreatedAt }).IsDescending(false, true);
    }
}