add nova

nova/src/Query/Search/SearchableJson.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace Laravel\Nova\Query\Search;
+
+use Illuminate\Support\Str;
+
+class SearchableJson extends Column
+{
+    /**
+     * The search JSON seletor path.
+     *
+     * @var \Illuminate\Database\Query\Expression|string
+     */
+    public $jsonSelectorPath;
+
+    /**
+     * Construct a new search.
+     *
+     * @param  \Illuminate\Database\Query\Expression|string  $jsonSelectorPath
+     * @return void
+     */
+    public function __construct($jsonSelectorPath)
+    {
+        $this->jsonSelectorPath = $jsonSelectorPath;
+    }
+
+    /**
+     * 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')
+    {
+        $path = $query->getGrammar()->wrap($this->jsonSelectorPath);
+        $likeOperator = $connectionType == 'pgsql' ? 'ilike' : 'like';
+
+        if (in_array($connectionType, ['pgsql', 'sqlite'])) {
+            return $query->{$whereOperator}($this->jsonSelectorPath, $likeOperator, "%{$search}%");
+        }
+
+        return $query->{$whereOperator.'Raw'}("lower({$path}) {$likeOperator} ?", ['%'.Str::lower($search).'%']);
+    }
+}