TaskStepConfiguration.cs
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using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using Rcs.Domain.Entities;
namespace Rcs.Infrastructure.DB.Configuration.Domain
{
/// <summary>
/// TaskStep实体的EF Core配置
/// </summary>
public class TaskStepConfiguration : IEntityTypeConfiguration<TaskStep>
{
public void Configure(EntityTypeBuilder<TaskStep> builder)
{
// 配置表名
builder.ToTable("task_steps");
// 配置主键
builder.HasKey(e => e.StepId);
// 配置属性
builder.Property(e => e.StepId)
.HasColumnName("step_id")
.ValueGeneratedNever();
builder.Property(e => e.TemplateId)
.HasColumnName("template_id")
.IsRequired();
builder.Property(e => e.Type)
.HasColumnName("type")
.IsRequired();
builder.Property(e => e.StepName)
.HasColumnName("step_name")
.HasMaxLength(100);
builder.Property(e => e.Description)
.HasColumnName("description")
.HasMaxLength(500);
builder.Property(e => e.Order)
.HasColumnName("order")
.IsRequired();
builder.Property(e => e.CreatedAt)
.HasColumnName("created_at")
.HasColumnType("timestamp without time zone");
builder.Property(e => e.UpdatedAt)
.HasColumnName("updated_at")
.HasColumnType("timestamp without time zone");
// 配置索引
builder.HasIndex(e => e.TemplateId)
.HasDatabaseName("idx_step_template");
builder.HasIndex(e => new { e.TemplateId, e.Order })
.HasDatabaseName("idx_step_template_order");
// 配置导航属性 - 多对一关系
builder.HasOne(e => e.Template)
.WithMany(t => t.TaskSteps)
.HasForeignKey(e => e.TemplateId)
.OnDelete(DeleteBehavior.Cascade);
// 配置导航属性 - 一对多关系
builder.HasMany(e => e.Properties)
.WithOne(p => p.Step)
.HasForeignKey(p => p.StepId)
.OnDelete(DeleteBehavior.Cascade);
}
}
}