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

namespace RAG.Infrastructure.Persistence.Configurations;

public class PermissionConfiguration : IEntityTypeConfiguration<Permission>
{
    public void Configure(EntityTypeBuilder<Permission> builder)
    {
        builder.ToTable("permissions");
        builder.HasKey(p => p.Id);
        builder.Property(p => p.Id).ValueGeneratedNever().HasComment("权限ID");
        builder.Property(p => p.Name).HasMaxLength(100).IsRequired().HasComment("权限名称");
        builder.Property(p => p.Code).HasMaxLength(50).IsRequired().HasComment("权限编码，如 user:create，唯一");
        builder.Property(p => p.Description).HasMaxLength(200).HasComment("权限描述");
        builder.Property(p => p.Group).HasMaxLength(50).HasComment("权限分组");

        // IAuditable
        builder.Property(p => p.CreatedBy).HasMaxLength(100).HasComment("创建人");
        builder.Property(p => p.CreatedAt).HasComment("创建时间");
        builder.Property(p => p.UpdatedBy).HasMaxLength(100).HasComment("更新人");
        builder.Property(p => p.UpdatedAt).HasComment("更新时间");

        // ISoftDelete
        builder.Property(p => p.IsDeleted).HasDefaultValue(false).HasComment("是否已软删除");

        // IHasOperatorIP
        builder.Property(p => p.OperatorIP).HasMaxLength(50).HasComment("操作者IP地址");

        builder.HasIndex(p => p.Code).IsUnique();

        builder.HasMany(p => p.RolePermissions)
            .WithOne(rp => rp.Permission)
            .HasForeignKey(rp => rp.PermissionId)
            .OnDelete(DeleteBehavior.Cascade);
    }
}