MapFileConfiguration.cs
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using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using Rcs.Domain.Entities;
namespace Rcs.Infrastructure.DB.Configuration.Domain
{
/// <summary>
/// MapFile实体的EF Core配置
/// </summary>
public class MapFileConfiguration : IEntityTypeConfiguration<MapFile>
{
public void Configure(EntityTypeBuilder<MapFile> builder)
{
// 配置表名
builder.ToTable("map_files");
// 配置主键
builder.HasKey(e => e.Id);
// 配置属性
builder.Property(e => e.Id)
.HasColumnName("id")
.HasMaxLength(36)
.ValueGeneratedNever();
builder.Property(e => e.FileName)
.HasColumnName("file_name")
.HasMaxLength(255)
.IsRequired();
builder.Property(e => e.FileSize)
.HasColumnName("file_size")
.IsRequired();
builder.Property(e => e.FilePath)
.HasColumnName("file_path")
.HasMaxLength(512)
.IsRequired();
builder.Property(e => e.Opacity)
.HasColumnName("opacity")
.HasColumnType("decimal(3,2)")
.HasDefaultValue(0.60m);
builder.Property(e => e.Scale)
.HasColumnName("scale")
.HasColumnType("decimal(10,2)")
.HasDefaultValue(1.00m);
builder.Property(e => e.UploadTime)
.HasColumnName("upload_time")
.HasColumnType("timestamp without time zone")
.HasDefaultValueSql("CURRENT_TIMESTAMP")
.IsRequired();
builder.Property(e => e.OffsetX)
.HasColumnName("offset_x")
.HasColumnType("decimal(10,2)")
.HasDefaultValue(0.00m);
builder.Property(e => e.OffsetY)
.HasColumnName("offset_y")
.HasColumnType("decimal(10,2)")
.HasDefaultValue(0.00m);
builder.Property(e => e.MapId)
.HasColumnName("map_id")
.IsRequired();
builder.Property(e => e.Active)
.HasColumnName("active")
.HasDefaultValue(true);
// 配置索引
builder.HasIndex(e => e.MapId)
.HasDatabaseName("idx_map_files_map_id")
.IsUnique();
builder.HasIndex(e => e.UploadTime)
.HasDatabaseName("idx_map_files_upload_time");
// 配置导航属性 - 一对一关系
builder.HasOne(e => e.Map)
.WithOne(m => m.MapFile)
.HasForeignKey<MapFile>(e => e.MapId)
.OnDelete(DeleteBehavior.Cascade);
}
}
}