using Domain.Entities.Feed; using Microsoft.EntityFrameworkCore; using Microsoft.EntityFrameworkCore.Metadata.Builders; namespace Infrastructure.Persistence.Configurations.Feed; public sealed class FeedPostMediaConfiguration : IEntityTypeConfiguration { public void Configure(EntityTypeBuilder builder) { builder.HasIndex(x => x.FeedPostID); builder.HasOne(x => x.FeedPost).WithMany(x => x.FeedPostMedia).HasForeignKey(x => x.FeedPostID).OnDelete(DeleteBehavior.Cascade); builder.ToTable(nameof(FeedPostMedia), t => t.HasComment("피드 포스트 미디어 링크")); builder.HasKey(x => x.ID); builder.Property(x => x.ID).ValueGeneratedOnAdd().HasComment("PK"); builder.Property(x => x.FeedPostID).IsRequired(); builder.Property(x => x.Url).HasMaxLength(1000).IsRequired().HasComment("미디어 URL"); builder.Property(x => x.CreatedAt).IsRequired(); } }