Work in progress determining user type

database/migrations/2018_06_22_062022_user_add_heirachy.php

@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class UserAddHeirachy extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('users', function (Blueprint $table) {
+	        $table->integer('parent_id')->nullable()->unsigned();
+	        $table->foreign('parent_id')->references('id')->on('users');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropForeign(['parent_id']);
+            $table->dropColumn('parent_id');
+        });
+    }
+}