using Domain.Entities.Members; using Microsoft.EntityFrameworkCore; using Microsoft.EntityFrameworkCore.Metadata.Builders; namespace Infrastructure.Persistence.Configurations.Members; public sealed class ChannelHandleHistoryConfiguration : IEntityTypeConfiguration { public void Configure(EntityTypeBuilder builder) { builder.HasOne(x => x.Channel).WithMany().HasForeignKey(x => x.ChannelID).OnDelete(DeleteBehavior.Cascade); builder.ToTable(nameof(ChannelHandleHistory), x => x.HasComment("채널 핸들 변경 이력")); builder.HasKey(x => x.ID); builder.Property(x => x.ID).ValueGeneratedOnAdd().HasComment("PK"); builder.Property(x => x.ChannelID).IsRequired().HasComment("채널 ID"); builder.Property(x => x.OldHandle).HasMaxLength(30).IsRequired().HasComment("이전 핸들"); builder.Property(x => x.ChangedAt).IsRequired().HasComment("변경 일시"); builder.HasIndex(x => x.OldHandle); builder.HasIndex(x => new { x.ChannelID, x.ChangedAt }).IsDescending(false, true); } }