新增全局异常捕获

Apimanager_backend/Data/ApiContext.cs

@@ -20,6 +20,8 @@ namespace Apimanager_backend.Data
         public DbSet<Order> Orders { get; set; }
         //用户已订购套餐表
         public DbSet<UserPackage> UserPackages { get; set; }
+        //用户角色表
+        public DbSet<UserRole> UserRoles { get; set; }
         public ApiContext(DbContextOptions<ApiContext> options) : base(options) { }
         protected override void OnModelCreating(ModelBuilder modelBuilder)
         {

Apimanager_backend/Data/UserRoleConfig.cs

@@ -0,0 +1,21 @@
+using Apimanager_backend.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace Apimanager_backend.Data
+{
+    public class UserRoleConfig : IEntityTypeConfiguration<UserRole>
+    {
+        public void Configure(EntityTypeBuilder<UserRole> builder)
+        {
+            builder.HasKey(x => x.Id);
+            //自增
+            builder.Property(x => x.Id)
+                .ValueGeneratedOnAdd();
+            //外键
+            builder.HasOne(x => x.User)
+                .WithMany(u => u.Roles)
+                .HasForeignKey(x => x.UserId);
+        }
+    }
+}