Improve app state by ensuring a invitation is always present for an entity when a contact is deleted

app/Observers/ClientContactObserver.php

@@ -12,6 +12,9 @@
 namespace App\Observers;
 
 use App\Models\ClientContact;
+use App\Models\InvoiceInvitation;
+use App\Models\QuoteInvitation;
+use App\Models\RecurringInvoiceInvitation;
 
 class ClientContactObserver
 {
@@ -45,10 +48,38 @@ class ClientContactObserver
      */
     public function deleted(ClientContact $clientContact)
     {
+        $client_contact_id = $clientContact->id;
+
         $clientContact->invoice_invitations()->delete();
         $clientContact->quote_invitations()->delete();
         $clientContact->credit_invitations()->delete();
         $clientContact->recurring_invoice_invitations()->delete();
+
+        //ensure entity state is preserved
+        
+        InvoiceInvitation::withTrashed()->where('client_contact_id', 1)->cursor()->each(function ($invite){
+
+          if($invite->invoice()->doesnthave('invitations'))
+            $invite->invoice->service()->createInvitations();
+
+        });
+
+
+        QuoteInvitation::withTrashed()->where('client_contact_id', 1)->cursor()->each(function ($invite){
+
+          if($invite->invoice()->doesnthave('invitations'))
+            $invite->quote->service()->createInvitations();
+
+        });
+
+        RecurringInvoiceInvitation::withTrashed()->where('client_contact_id', 1)->cursor()->each(function ($invite){
+
+          if($invite->recurring_invoice()->doesnthave('invitations'))
+            $invite->quote->service()->createInvitations();
+
+        });
+
+        
     }
 
     /**

app/Observers/VendorContactObserver.php

@@ -0,0 +1,85 @@
+<?php
+/**
+ * Invoice Ninja (https://invoiceninja.com).
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2022. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://www.elastic.co/licensing/elastic-license
+ */
+
+namespace App\Observers;
+
+use App\Models\PurchaseOrderInvitation;
+use App\Models\VendorContact;
+
+class VendorContactObserver
+{
+    /**
+     * Handle the vendor contact "created" event.
+     *
+     * @param VendorContact $vendorContact
+     * @return void
+     */
+    public function created(VendorContact $vendorContact)
+    {
+        //
+    }
+
+    /**
+     * Handle the vendor contact "updated" event.
+     *
+     * @param VendorContact $vendorContact
+     * @return void
+     */
+    public function updated(VendorContact $vendorContact)
+    {
+        //
+    }
+
+    /**
+     * Handle the vendor contact "deleted" event.
+     *
+     * @param VendorContact $vendorContact
+     * @return void
+     */
+    public function deleted(VendorContact $vendorContact)
+    {
+        
+        $vendor_contact_id = $vendorContact->id;
+
+        $vendorContact->purchase_order_invitations()->delete();
+       
+        PurchaseOrderInvitation::withTrashed()->where('vendor_contact_id', 1)->cursor()->each(function ($invite){
+
+          if($invite->purchase_order()->doesnthave('invitations'))
+            $invite->purchase_order->service()->createInvitations();
+
+        });
+
+        
+    }
+
+    /**
+     * Handle the vendor contact "restored" event.
+     *
+     * @param VendorContact $vendorContact
+     * @return void
+     */
+    public function restored(VendorContact $vendorContact)
+    {
+
+    }
+
+    /**
+     * Handle the vendor contact "force deleted" event.
+     *
+     * @param VendorContact $vendorContact
+     * @return void
+     */
+    public function forceDeleted(VendorContact $vendorContact)
+    {
+        //
+    }
+}

app/Providers/EventServiceProvider.php

@@ -241,6 +241,7 @@ use App\Models\Quote;
 use App\Models\Subscription;
 use App\Models\Task;
 use App\Models\User;
+use App\Models\VendorContact;
 use App\Observers\AccountObserver;
 use App\Observers\ClientContactObserver;
 use App\Observers\ClientObserver;
@@ -257,6 +258,7 @@ use App\Observers\ProposalObserver;
 use App\Observers\PurchaseOrderObserver;
 use App\Observers\QuoteObserver;
 use App\Observers\SubscriptionObserver;
+use App\Observers\VendorContactObserver;
 use App\Observers\TaskObserver;
 use App\Observers\UserObserver;
 use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
@@ -649,6 +651,7 @@ class EventServiceProvider extends ServiceProvider
         Quote::observe(QuoteObserver::class);
         Task::observe(TaskObserver::class);
         User::observe(UserObserver::class);
+        VendorContact::observe(VendorContactObserver::class);
         PurchaseOrder::observe(PurchaseOrderObserver::class);
     }