Fix time issue on scheduled form close (#467)

* Fix time issue on scheduled form close

* handle empty value

* fix lint

---------

Co-authored-by: Julien Nahum <julien@nahum.net>

app/Models/Forms/Form.php

@@ -19,6 +19,7 @@ use Illuminate\Support\Str;
 use Spatie\Sluggable\HasSlug;
 use Spatie\Sluggable\SlugOptions;
 use Stevebauman\Purify\Facades\Purify;
+use Carbon\Carbon;
 
 class Form extends Model implements CachableAttributes
 {
@@ -194,6 +195,21 @@ class Form extends Model implements CachableAttributes
         $this->attributes['tags'] = json_encode($value);
     }
 
+    public function setClosesAtAttribute($value)
+    {
+        $this->attributes['closes_at'] = ($value) ? Carbon::parse($value)->setTimezone('UTC') : null;
+    }
+
+    public function getClosesAtAttribute($value)
+    {
+        if (!$value) {
+            return $value;
+        }
+        // Retrieve the desired timezone from the request or default to 'UTC'
+        $timezone = request()->get('timezone', 'UTC');
+        return Carbon::parse($value)->setTimezone($timezone)->toIso8601String();
+    }
+
     public function getIsClosedAttribute()
     {
         return $this->closes_at && now()->gt($this->closes_at);