From 733e222fec2d725d0e7040c736002c4ed3644e87 Mon Sep 17 00:00:00 2001
From: Nathan Curtis <nathan.curtis@gmail.com>
Date: Wed, 22 May 2024 12:13:04 -0700
Subject: [PATCH] [TM-921] Sync relations on form submissions.

---
 .../V2/Forms/UpdateFormSubmissionController.php |  3 +--
 app/Models/Traits/UsesLinkedFields.php          | 17 +++++++++++------
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/app/Http/Controllers/V2/Forms/UpdateFormSubmissionController.php b/app/Http/Controllers/V2/Forms/UpdateFormSubmissionController.php
index 05869883e..9822b2bec 100644
--- a/app/Http/Controllers/V2/Forms/UpdateFormSubmissionController.php
+++ b/app/Http/Controllers/V2/Forms/UpdateFormSubmissionController.php
@@ -4,7 +4,6 @@
 
 use App\Http\Controllers\Controller;
 use App\Http\Requests\V2\Forms\UpdateFormSubmissionRequest;
-use App\Http\Resources\V2\Forms\AnswersCollection;
 use App\Http\Resources\V2\Forms\FormSubmissionResource;
 use App\Models\V2\Forms\FormSubmission;
 use Illuminate\Support\Facades\App;
@@ -18,7 +17,7 @@ public function __invoke(FormSubmission $formSubmission, UpdateFormSubmissionReq
 
         $data = $updateFormSubmissionRequest->validated();
 
-        $data['answers'] = $formSubmission->updateAllAnswers($updateFormSubmissionRequest->get('answers')); //AnswersCollection::fromArray($updateFormSubmissionRequest->get('answers'));
+        $data['answers'] = $formSubmission->updateAllAnswers($updateFormSubmissionRequest->get('answers'));
         $data['user_id'] = Auth::user()->uuid;
 
         $formSubmission->update($data);
diff --git a/app/Models/Traits/UsesLinkedFields.php b/app/Models/Traits/UsesLinkedFields.php
index 7a4d13b80..9f1e3216e 100644
--- a/app/Models/Traits/UsesLinkedFields.php
+++ b/app/Models/Traits/UsesLinkedFields.php
@@ -244,29 +244,34 @@ private function updateLinkedFieldValue(array $linkedFieldInfo, $answer): void
         if ($linkedFieldInfo['link-type'] == 'fields') {
             $model->$property = $answer;
             $model->save();
+        } elseif ($linkedFieldInfo['link-type'] == 'relations') {
+            $inputType = data_get($linkedFieldInfo, 'input_type');
+            $this->syncRelation($property, $inputType, $answer, $model);
         }
     }
 
-    private function syncRelation(string $property, string $inputType, $data): void
+    private function syncRelation(string $property, string $inputType, $data, $model = null): void
     {
+        $model ??= $this;
+
         // This will expand as we complete more tickets in TM-747, until eventually we support all form relations.
         if (! in_array($inputType, ['treeSpecies', 'workdays'])) {
             return;
         }
 
-        $class = get_class($this->$property()->make());
+        $class = get_class($model->$property()->make());
         if (is_a($class, HandlesLinkedFieldSync::class, true)) {
-            $class::syncRelation($this, $property, $data);
+            $class::syncRelation($model, $property, $data);
 
             return;
         }
 
-        $this->$property()->whereNotIn('uuid', $data->pluck('uuid')->filter())->delete();
+        $model->$property()->whereNotIn('uuid', $data->pluck('uuid')->filter())->delete();
 
         // This would be better as a bulk operation, but too much processing is required to make that feasible
         // in Eloquent (upsert isn't supported on MorphMany, for instance), and these sets will always be small
         // so doing them one at a time is OK.
-        $entries = $this->$property()->get();
+        $entries = $model->$property()->get();
         foreach ($data as $entry) {
             $model = null;
             if (! empty($entry['uuid'])) {
@@ -277,7 +282,7 @@ private function syncRelation(string $property, string $inputType, $data): void
             } else {
                 // protection against updating a deleted entry
                 unset($entry['uuid']);
-                $this->$property()->create($entry);
+                $model->$property()->create($entry);
             }
         }
     }