From eddc8c24330dcf93702e059cb158f4bab53409a2 Mon Sep 17 00:00:00 2001
From: Simon Podlipsky <simon@podlipsky.net>
Date: Mon, 21 Oct 2024 12:31:48 +0200
Subject: [PATCH] fix: support for more complex Array Tuple params (#268)

---
 src/Param/ParamValueConverterRegistry.php     | 54 ++++++++++++++++---
 .../Param/ParamValueConverterRegistryTest.php |  6 +++
 2 files changed, 53 insertions(+), 7 deletions(-)

diff --git a/src/Param/ParamValueConverterRegistry.php b/src/Param/ParamValueConverterRegistry.php
index 0da90e8..fa102bf 100644
--- a/src/Param/ParamValueConverterRegistry.php
+++ b/src/Param/ParamValueConverterRegistry.php
@@ -15,10 +15,12 @@
 use function explode;
 use function implode;
 use function in_array;
+use function is_array;
 use function is_string;
 use function json_encode;
 use function sprintf;
 use function str_replace;
+use function strlen;
 use function strtolower;
 use function trim;
 
@@ -101,7 +103,7 @@ public function __construct()
                     return $v;
                 }
 
-                $types = array_map(static fn ($type) => explode(' ', trim($type))[1], explode(',', $type->params));
+                $types = array_map(static fn ($type) => explode(' ', trim($type))[1], $this->splitTypes($type->params));
 
                 return sprintf('[%s]', implode(',', array_map(
                     fn (array $row) => sprintf('(%s)', implode(',', array_map(
@@ -167,17 +169,23 @@ public function __construct()
                         return $this->get($innerType)($v, $innerType, true);
                     }, $v),
                 )),
-            'Tuple' => function (array|string $v, Type $type) {
-                if (is_string($v)) {
+            'Tuple' => function (mixed $v, Type $type) {
+                if (! is_array($v)) {
                     return $v;
                 }
 
-                $types = array_map(static fn ($p) => trim($p), explode(',', $type->params));
+                $innerTypes = $this->splitTypes($type->params);
 
-                return '(' . implode(
+                $innerExpression = implode(
                     ',',
-                    array_map(fn (mixed $i) => $this->get($types[$i])($v[$i], null, true), array_keys($v)),
-                ) . ')';
+                    array_map(function (int $i) use ($innerTypes, $v) {
+                        $innerType = Type::fromString($innerTypes[$i]);
+
+                        return $this->get($innerType)($v[$i], $innerType, true);
+                    }, array_keys($v)),
+                );
+
+                return '(' . $innerExpression . ')';
             },
         ];
         $this->registry = $registry;
@@ -254,4 +262,36 @@ private static function dateIntervalConverter(): Closure
     {
         return static fn (int|float $v) => $v;
     }
+
+    /** @return list<string> */
+    private function splitTypes(string $types): array
+    {
+        $result  = [];
+        $depth   = 0;
+        $current = '';
+
+        for ($i = 0; $i < strlen($types); $i++) {
+            $char = $types[$i];
+            if ($char === '(') {
+                $depth++;
+            } elseif ($char === ')') {
+                $depth--;
+            } elseif ($char === ',' && $depth === 0) {
+                $result[] = $current;
+                $current  = '';
+
+                continue;
+            }
+
+            $current .= $char;
+        }
+
+        $current = trim($current);
+
+        if ($current !== '') {
+            $result[] = $current;
+        }
+
+        return $result;
+    }
 }
diff --git a/tests/Param/ParamValueConverterRegistryTest.php b/tests/Param/ParamValueConverterRegistryTest.php
index 27b78ff..282dbe9 100644
--- a/tests/Param/ParamValueConverterRegistryTest.php
+++ b/tests/Param/ParamValueConverterRegistryTest.php
@@ -113,6 +113,12 @@ public static function providerConvert(): Generator
         yield 'Array LC' => ['Array(LowCardinality(String))', "['foo','bar']", "['foo','bar']"];
         yield 'Array (array)' => ['Array(String)', ['foo', 'bar'], "['foo','bar']"];
         yield 'Array Tuple' => ['Array(Tuple(String, String))', [['foo', 'bar']], "[('foo','bar')]"];
+        yield 'Array Tuple Complex' => [
+            'Array(Tuple(Tuple(UInt32, UUID), String))',
+            [[[1, '084caa96-915b-449d-8fc6-0292c73d6399'], 'bar']],
+            "[((1,'084caa96-915b-449d-8fc6-0292c73d6399'),'bar')]",
+        ];
+
         yield 'Tuple' => ['Tuple(String, Int8)', "('k',1)", "('k',1)"];
         yield 'Tuple (array)' => ['Tuple(String, Int8)', ['k', 1], "('k',1)"];