Adding first option, and fix for emptying array

Author: lrljoe

resources/views/components/tools/filters/multi-select-dropdown.blade.php

@@ -10,6 +10,9 @@
             id="{{ $component->getTableName() }}-filter-{{ $filter->getKey() }}"
             class="block w-full transition duration-150 ease-in-out border-gray-300 rounded-md shadow-sm focus:border-indigo-300 focus:ring focus:ring-indigo-200 focus:ring-opacity-50 dark:bg-gray-800 dark:text-white dark:border-gray-600"
         >
+        @if ($filter->getFirstOption() != "")
+             <option @if($filter->isEmpty($this)) selected @endif value="all">{{ $filter->getFirstOption()}}</option>
+        @endif
             @foreach($filter->getOptions() as $key => $value)
                 @if (is_iterable($value))
                     <optgroup label="{{ $key }}">
@@ -30,6 +33,9 @@ class="block w-full transition duration-150 ease-in-out border-gray-300 rounded-
         id="{{ $component->getTableName() }}-filter-{{ $filter->getKey() }}"
         class="{{ $theme === 'bootstrap-4' ? 'form-control' : 'form-select' }}"
     >
+    @if ($filter->getFirstOption() != "")
+        <option @if($filter->isEmpty($this)) selected @endif value="all">{{ $filter->getFirstOption()}}</option>
+    @endif
         @foreach($filter->getOptions() as $key => $value)
             @if (is_iterable($value))
                 <optgroup label="{{ $key }}">

src/Views/Filters/MultiSelectDropdownFilter.php

@@ -8,6 +8,7 @@
 class MultiSelectDropdownFilter extends Filter
 {
     protected array $options = [];
+    protected string $firstOption = "";
 
     public function options(array $options = []): MultiSelectDropdownFilter
     {
@@ -21,6 +22,19 @@ public function getOptions(): array
         return $this->options;
     }
 
+
+    public function setFirstOption(string $firstOption): MultiSelectDropdownFilter
+    {
+        $this->firstOption = $firstOption;
+
+        return $this;
+    }
+
+    public function getFirstOption(): string
+    {
+        return $this->firstOption;
+    }
+
     public function getKeys(): array
     {
         return collect($this->getOptions())
@@ -67,7 +81,15 @@ public function getFilterPillValue($value): ?string
 
     public function isEmpty($value): bool
     {
-        return ! is_array($value);
+        if (!is_array($value))
+        {
+            return true;
+        }
+        else if (in_array("all", $value))
+        {
+            return true;
+        }
+        return false;
     }
 
     public function render(DataTableComponent $component)