From cc6b5d10addc1968a5b58bd2efd3e2878418ab8f Mon Sep 17 00:00:00 2001
From: dosai <dosai@example.com>
Date: Sat, 1 Nov 2025 20:22:37 +0300
Subject: [PATCH] =?UTF-8?q?fix:=20=D0=A3=D0=BB=D1=83=D1=87=D1=88=D0=B5?=
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---
 frontend/components/CalculatorNav.tsx     | 17 +++++++++++++-
 frontend/components/DynamicCalculator.tsx | 28 ++++++++++++++++++++---
 2 files changed, 41 insertions(+), 4 deletions(-)

diff --git a/frontend/components/CalculatorNav.tsx b/frontend/components/CalculatorNav.tsx
index 605f0fc..000acee 100644
--- a/frontend/components/CalculatorNav.tsx
+++ b/frontend/components/CalculatorNav.tsx
@@ -3,12 +3,27 @@
 
 'use client';
 
+import { useState, useEffect } from 'react';
 import { usePathname, useSearchParams } from 'next/navigation';
 
 export default function CalculatorNav() {
   const pathname = usePathname();
   const searchParams = useSearchParams();
-  const chatId = searchParams.get('chat_id');
+  
+  // Получаем chat_id из разных источников (для статического экспорта)
+  const chatIdFromParams = searchParams.get('chat_id');
+  const [chatId, setChatId] = useState<string | null>(chatIdFromParams);
+  
+  useEffect(() => {
+    // Проверяем URL напрямую (для статического экспорта)
+    if (typeof window !== 'undefined') {
+      const params = new URLSearchParams(window.location.search);
+      const id = params.get('chat_id');
+      if (id) {
+        setChatId(id);
+      }
+    }
+  }, [pathname]);
   
   // Сохраняем chat_id при переходах
   const queryString = chatId ? `?chat_id=${chatId}` : '';
diff --git a/frontend/components/DynamicCalculator.tsx b/frontend/components/DynamicCalculator.tsx
index 184751b..f8dae88 100644
--- a/frontend/components/DynamicCalculator.tsx
+++ b/frontend/components/DynamicCalculator.tsx
@@ -56,14 +56,36 @@ export default function DynamicCalculator({ calculatorType }: DynamicCalculatorP
     setFormData(initialData);
   }, [calculator]);
 
-  // Получаем chat_id из URL
+  // Получаем chat_id из URL (для статического экспорта используем window.location)
   useEffect(() => {
+    if (typeof window === 'undefined') return;
+    
+    // Получаем chat_id из query параметров URL
     const params = new URLSearchParams(window.location.search);
-    const id = params.get('chat_id');
+    let id = params.get('chat_id');
+    
+    // Если не найден в search params, проверяем hash
+    if (!id && window.location.hash) {
+      const hashParams = new URLSearchParams(window.location.hash.replace('#', ''));
+      id = hashParams.get('chat_id');
+    }
+    
     if (id) {
       setChatId(id);
     }
-  }, []);
+    
+    // Также слушаем изменения URL (для навигации через кнопки)
+    const handleLocationChange = () => {
+      const newParams = new URLSearchParams(window.location.search);
+      const newId = newParams.get('chat_id');
+      if (newId && newId !== chatId) {
+        setChatId(newId);
+      }
+    };
+    
+    // Проверяем при монтировании и при изменении calculatorType
+    handleLocationChange();
+  }, [calculatorType]);
 
   // Преобразование строки в число
   const toNum = (str: string): number => {