add nova

nova/src/Query/Search/SearchableText.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Laravel\Nova\Query\Search;
+
+class SearchableText extends Column
+{
+    /**
+     * Apply the search.
+     *
+     * @param  \Illuminate\Database\Eloquent\Builder|\Illuminate\Database\Eloquent\Relations\Relation  $query
+     * @param  string  $search
+     * @param  string  $connectionType
+     * @param  string  $whereOperator
+     * @return \Illuminate\Database\Eloquent\Builder
+     */
+    public function __invoke($query, $search, string $connectionType, string $whereOperator = 'orWhere')
+    {
+        if (in_array($connectionType, ['mysql', 'pgsql'])) {
+            $query->{$whereOperator.'FullText'}(
+                $this->columnName($query), $search
+            );
+        }
+
+        return $query;
+    }
+}