added submissions count

services/frontend/src/pages/CompetitionSession/modules/TaskSolution/components/ActionButtons/index.tsx

@@ -1,14 +1,19 @@
 import React from 'react';
 import { Button } from "@/components/ui/button";
+import { Loader2 } from "lucide-react";
 
 interface ActionButtonsProps {
   onSubmit: () => void;
   onHistoryClick: () => void;
+  isSubmitting?: boolean;
+  hasSubmissionsLeft?: boolean;
 }
 
 const ActionButtons: React.FC<ActionButtonsProps> = ({ 
   onSubmit,
-  onHistoryClick
+  onHistoryClick,
+  isSubmitting = false,
+  hasSubmissionsLeft = true
 }) => {
   return (
     <div className="flex gap-8">
@@ -16,15 +21,31 @@ const ActionButtons: React.FC<ActionButtonsProps> = ({
         variant="ghost" 
         className="font-hse-sans bg-white hover:bg-gray-100"
         onClick={onHistoryClick}
+        disabled={isSubmitting}
       >
         История
       </Button>
+      
+      {hasSubmissionsLeft ? (
         <Button 
           onClick={onSubmit}
           className="font-hse-sans flex-grow" 
+          disabled={isSubmitting}
         >
-        Отправить решение
+          {isSubmitting ? (
+            <>
+              <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+              Отправка...
+            </>
+          ) : (
+            "Отправить решение"
+          )}
         </Button>
+      ) : (
+        <div className="flex-grow text-right text-gray-500 flex items-center justify-end font-hse-sans">
+          Лимит посылок исчерпан
+        </div>
+      )}
     </div>
   );
 };

services/frontend/src/pages/CompetitionSession/modules/TaskSolution/components/FileSolution/index.tsx

@@ -68,6 +68,7 @@ const FileSolution: React.FC<FileSolutionProps> = ({
       ? existingFileUrl.split('/').pop() || 'file' 
       : '';
 
+  console.log(firstSolution, "IS FIRST SOLUTION")
   const hasFile = !!selectedFile || (!!existingFileUrl && !firstSolution);
 
   return (

services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx

@@ -17,6 +17,7 @@
   selectedFile: File | null;
   setSelectedFile: (file: File | null) => void;
   onSubmit: () => void;
+  isSubmitting?: boolean;
 }
 
 const TaskSolution: React.FC<TaskSolutionProps> = ({ 
@@ -26,6 +27,7 @@
   selectedFile,
   setSelectedFile, 
   onSubmit,
+  isSubmitting = false
 }) => {
   const fileInputRef = useRef<HTMLInputElement>(null);
   const [isHistoryOpen, setIsHistoryOpen] = useState(false);
@@ -42,6 +44,11 @@
 
   const solutionHistory = solutionsQuery.data || [];
   
+  const maxAttempts = task.max_attempts || -1;
+  const submissionsUsed = solutionHistory.length;
+  const submissionsLeft = Math.max(0, maxAttempts - submissionsUsed);
+  const hasSubmissionsLeft = submissionsLeft > 0;
+
   useEffect(() => {
     if (solutionHistory.length > 0 && !displayedSolution) {
       const latestSolution = solutionHistory[solutionHistory.length - 1];
@@ -73,7 +80,6 @@
     }
   }, [solutionHistory, displayedSolution]);
 
-    // Load solution content when the displayed solution changes
   useEffect(() => {
     const loadSolutionContent = async () => {
       if (!displayedSolution || !displayedSolution.content) return;
@@ -115,11 +121,10 @@
       {displayedSolution ? (
         <>
           <div className="bg-gray-100 rounded-lg p-4 text-gray-600 font-hse-sans">
-              Последнее решение
+            Результат последней посылки:
           </div>
-            <SolutionStatus solution={displayedSolution} maxPoints={task.points}/>
+          <SolutionStatus key={displayedSolution.id} solution={displayedSolution} maxPoints={task.points}/>
         </>
-
       ) : (
         <div className="bg-gray-100 rounded-lg p-4 text-gray-600 font-hse-sans">
           Решение еще не отправлено
@@ -151,9 +156,34 @@
         />
       )}
 
+      <div className={`rounded-lg p-3 font-hse-sans text-sm flex items-center 
+        ${hasSubmissionsLeft 
+          ? 'bg-blue-50 text-blue-700'
+          : 'bg-red-50 text-red-700'}`}
+      >
+        {hasSubmissionsLeft ? (
+          <>
+            <span className="font-medium">
+              Осталось посылок: {submissionsLeft === Infinity ? '∞' : submissionsLeft}
+            </span>
+            {maxAttempts !== -1 && (
+              <span className="text-blue-500 ml-1">
+                (из {maxAttempts})
+              </span>
+            )}
+          </>
+        ) : (
+          <span className="font-medium">
+            Вы использовали все посылки
+          </span>
+        )}
+      </div>
+
       <ActionButtons 
         onSubmit={onSubmit} 
         onHistoryClick={handleOpenHistory}
+        isSubmitting={isSubmitting}
+        hasSubmissionsLeft={hasSubmissionsLeft}
       />
       
       <SolutionHistorySheet 

services/frontend/src/shared/types/task.ts

@@ -5,6 +5,7 @@ interface Task {
   type: TaskType;
   in_competition_position: number;
   points: number;
+  max_attempts: number;
 }
 
 export interface TaskAttachment {