Rectify errors

Author: Saurabh Sharma

app/Models/Permission.php

@@ -3,7 +3,7 @@
 use Spatie\Permission\Models\Permission as SpatiePermission;
 use Illuminate\Database\Eloquent\Concerns\HasUuids;
 
-class Role extends SpatiePermission
+class Permission extends SpatiePermission
 {
     use HasUuids;
 }

app/Models/User.php

@@ -8,11 +8,12 @@
 use Illuminate\Notifications\Notifiable;
 use Laravel\Sanctum\HasApiTokens;
 use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Spatie\Permission\Traits\HasRoles;
 
 class User extends Authenticatable
 {
     use HasApiTokens, HasFactory, Notifiable;
-    use HasUuids;
+    use HasUuids, HasRoles;
 
     /**
      * The attributes that are mass assignable.

database/seeders/PermissionsSeeder.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\Permission;
+use App\Models\Role;
+use Spatie\Permission\PermissionRegistrar;
+
+final class PermissionsSeeder extends Seeder
+{
+    /**
+     * Create the initial roles and permissions.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        // Reset cached roles and permissions
+        app()[PermissionRegistrar::class]->forgetCachedPermissions();
+
+        // create permissions
+        
+        \App\Models\Permission::create(['name' => 'edit articles']);
+        \App\Models\Permission::create(['name' => 'delete articles']);
+        \App\Models\Permission::create(['name' => 'publish articles']);
+        \App\Models\Permission::create(['name' => 'unpublish articles']);
+
+        // create roles and assign existing permissions
+        $role1 = Role::create(['name' => 'writer']);
+        $role1->givePermissionTo('edit articles');
+        $role1->givePermissionTo('delete articles');
+
+        $role2 = Role::create(['name' => 'admin']);
+        $role2->givePermissionTo('publish articles');
+        $role2->givePermissionTo('unpublish articles');
+
+        $role3 = Role::create(['name' => 'Super-Admin']);
+        // gets all permissions via Gate::before rule; see AuthServiceProvider
+
+        // create demo users
+        $user = \App\Models\User::factory()->create([
+            'name' => 'Example User',
+            'email' => 'test@example.com',
+        ]);
+        $user->assignRole($role1);
+
+        $user = \App\Models\User::factory()->create([
+            'name' => 'Example Admin User',
+            'email' => 'admin@example.com',
+        ]);
+        $user->assignRole($role2);
+
+        $user = \App\Models\User::factory()->create([
+            'name' => 'Example Super-Admin User',
+            'email' => 'superadmin@example.com',
+        ]);
+        $user->assignRole($role3);
+
+    }
+}