fix bug

app/Services/ConfigService.php

@@ -457,10 +457,103 @@ class ConfigService
         return $closed;
     }
 
+    public function formatTradingTimeForDisplay(string $time): string
+    {
+        $normalized = $this->normalizeTradingTime($time, '00:00');
+
+        return $normalized . ':00';
+    }
+
+    public function tradingClosedMessage(?Carbon $now = null): string
+    {
+        $bounds = $this->tradingHourBounds();
+        $start = $this->formatTradingTimeForDisplay($bounds['start']);
+        $end = $this->formatTradingTimeForDisplay($bounds['end']);
+
+        return "فروشگاه در حال حاضر بسته است. ساعت کاری از {$start} تا {$end} می‌باشد.";
+    }
+
     public function assertTradingOpen(?Carbon $now = null): void
     {
         if ($this->isOutsideTradingHours($now)) {
-            throw new UnprocessableEntityHttpException('فروشگاه در حال حاضر بسته است.');
+            throw new UnprocessableEntityHttpException($this->tradingClosedMessage($now));
+        }
+    }
+
+    public function hasProductTradingWindow(?string $open, ?string $close): bool
+    {
+        if ($open === null || $close === null || trim($open) === '' || trim($close) === '') {
+            return false;
+        }
+
+        return $this->formatProductTime($open) !== $this->formatProductTime($close);
+    }
+
+    public function formatProductTime(?string $time): string
+    {
+        if ($time === null || trim($time) === '') {
+            return '00:00:00';
+        }
+
+        $time = trim($time);
+        if (preg_match('/(\d{1,2}:\d{2}(?::\d{2})?)/', $time, $matches)) {
+            $parts = explode(':', $matches[1]);
+
+            return sprintf(
+                '%02d:%02d:%02d',
+                (int) ($parts[0] ?? 0),
+                (int) ($parts[1] ?? 0),
+                (int) ($parts[2] ?? 0)
+            );
+        }
+
+        return '00:00:00';
+    }
+
+    public function isWithinTimeWindow(?string $open, ?string $close, ?Carbon $now = null): bool
+    {
+        if (!$this->hasProductTradingWindow($open, $close)) {
+            return true;
+        }
+
+        $now = $now ?? Carbon::now();
+        $current = $now->format('H:i:s');
+        $openStr = $this->formatProductTime($open);
+        $closeStr = $this->formatProductTime($close);
+
+        return $current >= $openStr && $current <= $closeStr;
+    }
+
+    /** ساعت کاری سراسری (close_price) + بازه auto_open_at/auto_close_at هر محصول */
+    public function isProductWithinTradingHours(Product $product, ?Carbon $now = null): bool
+    {
+        if ($this->isClosePriceEnabled() && $this->isOutsideTradingHours($now)) {
+            return false;
+        }
+
+        return $this->isWithinTimeWindow($product->auto_open_at, $product->auto_close_at, $now);
+    }
+
+    public function productTradingClosedMessage(Product $product): string
+    {
+        $title = trim((string) ($product->title ?? 'محصول'));
+
+        if ($this->hasProductTradingWindow($product->auto_open_at, $product->auto_close_at)) {
+            $open = $this->formatProductTime($product->auto_open_at);
+            $close = $this->formatProductTime($product->auto_close_at);
+
+            return "محصول «{$title}» در حال حاضر بسته است. ساعت فعال‌سازی از {$open} تا {$close} می‌باشد.";
+        }
+
+        return $this->tradingClosedMessage();
+    }
+
+    public function assertProductTradingOpen(Product $product, ?Carbon $now = null): void
+    {
+        $this->assertTradingOpen($now);
+
+        if (!$this->isProductWithinTradingHours($product, $now)) {
+            throw new UnprocessableEntityHttpException($this->productTradingClosedMessage($product));
         }
     }
 }