From eccc3d38fa237ee2193ec2b910453f317bb20ea7 Mon Sep 17 00:00:00 2001
From: Ciki <matula.m@gmail.com>
Date: Thu, 2 Sep 2021 16:22:20 +0200
Subject: [PATCH] add support for Form::MIN and Form::MAX rules

extended support of Form rules, in addition to Form::RANGE
---
 src/Controls/DateTimeControlPrototype.php | 29 +++++++++++++----------
 1 file changed, 16 insertions(+), 13 deletions(-)

diff --git a/src/Controls/DateTimeControlPrototype.php b/src/Controls/DateTimeControlPrototype.php
index ba31871..499b380 100644
--- a/src/Controls/DateTimeControlPrototype.php
+++ b/src/Controls/DateTimeControlPrototype.php
@@ -117,28 +117,31 @@ protected function extractRangeRule(Rules $rules)
 		$controlMin = $controlMax = null;
 		/** @var Nette\Forms\Rule $rule */
 		foreach ($rules as $rule) {
+			$ruleMin = $ruleMax = null;
+
 			/** @var Rules|null $branch */
 			$branch = $rule->branch;
 			if ($branch === null) {
-				if ($rule->validator === Form::RANGE && !$rule->isNegative) {
-					$ruleMinMax = $rule->arg;
+				if (!$rule->isNegative) {
+					if ($rule->validator === Form::MIN) {
+						$ruleMin = $rule->arg;
+					} elseif ($rule->validator === Form::MAX) {
+						$ruleMax = $rule->arg;
+					} elseif ($rule->validator === Form::RANGE) {
+						list($ruleMin, $ruleMax) = $rule->arg;
+					}
 				}
-
 			} else {
 				if ($rule->validator === Form::FILLED && !$rule->isNegative && $rule->control === $this) {
-					$ruleMinMax = $this->extractRangeRule($branch);
+					list($ruleMin, $ruleMax) = $this->extractRangeRule($branch);
 				}
 			}
 
-			if (isset($ruleMinMax)) {
-				list($ruleMin, $ruleMax) = $ruleMinMax;
-				if ($ruleMin !== null && ($controlMin === null || $ruleMin > $controlMin)) {
-					$controlMin = $ruleMin;
-				}
-				if ($ruleMax !== null && ($controlMax === null || $ruleMax < $controlMax)) {
-					$controlMax = $ruleMax;
-				}
-				$ruleMinMax = null;
+			if ($ruleMin !== null && ($controlMin === null || $ruleMin > $controlMin)) {
+				$controlMin = $ruleMin;
+			}
+			if ($ruleMax !== null && ($controlMax === null || $ruleMax < $controlMax)) {
+				$controlMax = $ruleMax;
 			}
 		}
 		return [$controlMin, $controlMax];