yxcyxc

src/App/Search.php

@@ -19,6 +19,9 @@ final class Search
         if (!$tokens) {
             $tokens = [$q];
         }
+        // Nur Tokens ab 3 Zeichen für fuzzy/LIKE berücksichtigen
+        $tokens = array_values(array_filter($tokens, fn($t) => mb_strlen($t) >= 3));
+        if (!$tokens && !$hasGeo) return [];
 
         $conditions = [];
         $bindTokens = [];
@@ -104,6 +107,34 @@ final class Search
         try {
             $stmt->execute($bind);
             $rows = $stmt->fetchAll(\PDO::FETCH_ASSOC) ?: [];
+            // Fuzzy filter: allow slight typos (Levenshtein <= 1 or 2)
+            if ($tokens) {
+                $rows = array_values(array_filter($rows, function ($row) use ($tokens) {
+                    $haystack = strtolower(
+                        ($row['title'] ?? '') . ' ' .
+                        ($row['teaser_public'] ?? '') . ' ' .
+                        ($row['description'] ?? '') . ' ' .
+                        ($row['city'] ?? '') . ' ' .
+                        ($row['region'] ?? '')
+                    );
+                    $words = preg_split('/[^a-z0-9äöüß]+/i', $haystack) ?: [];
+                    foreach ($tokens as $tok) {
+                        $t = strtolower($tok);
+                        if ($t === '') continue;
+                        if (str_contains($haystack, $t)) {
+                            return true;
+                        }
+                        foreach ($words as $w) {
+                            if ($w === '') continue;
+                            $dist = levenshtein($t, $w);
+                            if ($dist <= 1 || ($dist <= 2 && max(strlen($t), strlen($w)) > 4)) {
+                                return true;
+                            }
+                        }
+                    }
+                    return false;
+                }));
+            }
             if (defined('APP_ENV') && APP_ENV === 'staging') {
                 $logOk = [
                     'status' => 'ok',