SPMS.Infrastructure/Migrations/20260226083344_ExpandAdminCodeLength.cs

@@ -0,0 +1,42 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SPMS.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ExpandAdminCodeLength : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "AdminCode",
+                table: "Admin",
+                type: "varchar(12)",
+                maxLength: 12,
+                nullable: false,
+                oldClrType: typeof(string),
+                oldType: "varchar(8)",
+                oldMaxLength: 8)
+                .Annotation("MySql:CharSet", "utf8mb4")
+                .OldAnnotation("MySql:CharSet", "utf8mb4");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "AdminCode",
+                table: "Admin",
+                type: "varchar(8)",
+                maxLength: 8,
+                nullable: false,
+                oldClrType: typeof(string),
+                oldType: "varchar(12)",
+                oldMaxLength: 12)
+                .Annotation("MySql:CharSet", "utf8mb4")
+                .OldAnnotation("MySql:CharSet", "utf8mb4");
+        }
+    }
+}

SPMS.Infrastructure/Migrations/AppDbContextModelSnapshot.cs

@@ -32,8 +32,8 @@ namespace SPMS.Infrastructure.Migrations
 
                     b.Property<string>("AdminCode")
                         .IsRequired()
-                        .HasMaxLength(8)
+                        .HasMaxLength(12)
-                        .HasColumnType("varchar(8)");
+                        .HasColumnType("varchar(12)");
 
                     b.Property<bool>("AgreePrivacy")
                         .HasColumnType("tinyint(1)");

SPMS.Infrastructure/Persistence/Configurations/AdminConfiguration.cs

@@ -13,7 +13,7 @@ public class AdminConfiguration : IEntityTypeConfiguration<Admin>
         builder.HasKey(e => e.Id);
         builder.Property(e => e.Id).ValueGeneratedOnAdd();
 
-        builder.Property(e => e.AdminCode).HasMaxLength(8).IsRequired();
+        builder.Property(e => e.AdminCode).HasMaxLength(12).IsRequired();
         builder.HasIndex(e => e.AdminCode).IsUnique();
 
         builder.Property(e => e.Email).HasMaxLength(100).IsRequired();