input fix

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

@@ -6,14 +6,14 @@ interface FileSolutionProps {
   selectedFile: File | null;
   setSelectedFile: (file: File | null) => void;
   fileInputRef: React.RefObject<HTMLInputElement>;
-  fileUrl?: string | null; 
+  existingFileUrl?: string | null; 
 }
 
 const FileSolution: React.FC<FileSolutionProps> = ({ 
   selectedFile, 
   setSelectedFile, 
   fileInputRef,
-  fileUrl = null
+  existingFileUrl = null
 }) => {
   const handleFileChange = (event: React.ChangeEvent<HTMLInputElement>) => {
     if (event.target.files && event.target.files[0]) {
@@ -44,7 +44,13 @@ const FileSolution: React.FC<FileSolutionProps> = ({
     }
   };
 
-  const fileName = selectedFile ? selectedFile.name : fileUrl ? fileUrl.split('/').pop() || 'file' : '';
+  const fileName = selectedFile 
+    ? selectedFile.name 
+    : existingFileUrl 
+      ? existingFileUrl.split('/').pop() || 'file' 
+      : '';
+
+  const hasFile = !!selectedFile || !!existingFileUrl;
 
   return (
     <>
@@ -56,16 +62,16 @@ const FileSolution: React.FC<FileSolutionProps> = ({
         accept=".jpg,.jpeg,.png,.pptx,.docx,.pdf,.xlsx,.txt"
       />
       
-      {(selectedFile || fileUrl) ? (
+      {hasFile ? (
         <div className="bg-white rounded-lg p-6 flex flex-col items-center justify-center min-h-[180px]">
           <div className="flex flex-col items-center">
             <FileIcon size={28} className="text-black mb-2" />
             <span className="text-sm text-gray-700 font-medium mb-1 font-hse-sans">{fileName}</span>
             
             <div className="flex items-center mt-2">
-              {fileUrl && (
+              {existingFileUrl && !selectedFile && (
                 <a 
-                  href={fileUrl}
+                  href={existingFileUrl}
                   download
                   className="flex items-center text-blue-500 text-sm mr-3 hover:text-blue-600"
                 >
@@ -78,7 +84,7 @@ const FileSolution: React.FC<FileSolutionProps> = ({
                 className="text-blue-500 text-sm p-0 h-auto hover:bg-transparent hover:text-blue-600 font-hse-sans"
                 onClick={() => setSelectedFile(null)}
               >
-                {fileUrl ? "Выбрать другой файл" : "Очистить"}
+                {!selectedFile && existingFileUrl ? "Выбрать другой файл" : "Очистить"}
               </Button>
             </div>
           </div>

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

@@ -1,115 +1,111 @@
-import React from 'react';
+import React, { useState, useRef } from 'react';
-import { FileIcon, Download } from 'lucide-react';
+import { useParams } from 'react-router-dom';
-import { Button } from "@/components/ui/button";
+import { Task, TaskType, Solution } from '@/shared/types/task';
+import { useQuery } from '@tanstack/react-query';
+import { getTaskSolutionHistory } from '@/shared/api/session';
+import SolutionStatus from './components/SolutionStatus';
+import InputSolution from './components/InputSolution';
+import FileSolution from './components/FileSolution';
+import CodeSolution from './components/CodeSolution';
+import ActionButtons from './components/ActionButtons';
+import SolutionHistorySheet from './components/SolutionHistorySheet';
 
-interface FileSolutionProps {
+interface TaskSolutionProps {
+  task: Task;
+  answer: string;
+  setAnswer: (value: string) => void;
   selectedFile: File | null;
   setSelectedFile: (file: File | null) => void;
-  fileInputRef: React.RefObject<HTMLInputElement>;
+  onSubmit: () => void;
-  existingFileUrl?: string | null; 
 }
 
-const FileSolution: React.FC<FileSolutionProps> = ({ 
+const TaskSolution: React.FC<TaskSolutionProps> = ({ 
+  task, 
+  answer,
+  setAnswer,
   selectedFile,
   setSelectedFile, 
-  fileInputRef,
+  onSubmit,
-  existingFileUrl = null
 }) => {
-  const handleFileChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+  const fileInputRef = useRef<HTMLInputElement>(null);
-    if (event.target.files && event.target.files[0]) {
+  const [isHistoryOpen, setIsHistoryOpen] = useState(false);
-      setSelectedFile(event.target.files[0]);
+  const [selectedSolutionUrl, setSelectedSolutionUrl] = useState<string | null>(null);
+  const { id: competitionId } = useParams<{ id: string }>();
+
+  const solutionsQuery = useQuery({
+    queryKey: ['solutionHistory', competitionId, task.id],
+    queryFn: () => getTaskSolutionHistory(competitionId || '', task.id),
+    enabled: !!(competitionId && task.id),
+  });
+
+  const solutionHistory = solutionsQuery.data || [];
+
+  const handleOpenHistory = () => {
+    setIsHistoryOpen(true);
+  };
+
+  const latestSolution = solutionHistory && solutionHistory.length > 0 ? solutionHistory[solutionHistory.length - 1] : null;
+
+  const handleSolutionSelect = async (solution: Solution) => {
+    if (!solution.content) return;
+    
+    setSelectedSolutionUrl(solution.content);
+    
+    try {
+      if (task.type !== TaskType.FILE) {
+        const response = await fetch(solution.content);
+        if (!response.ok) {
+          throw new Error(`Failed to fetch solution content: ${response.status}`);
+        }
+        const text = await response.text();
+        setAnswer(text);
+      }
+    } catch (error) {
+      console.error('Error loading solution content:', error);
     } 
   };
 
-  const handleFileUploadClick = () => {
-    fileInputRef.current?.click();
-  };
-
-  const handleDragOver = (e: React.DragEvent<HTMLDivElement>) => {
-    e.preventDefault();
-    e.currentTarget.classList.add('bg-gray-50');
-  };
-
-  const handleDragLeave = (e: React.DragEvent<HTMLDivElement>) => {
-    e.preventDefault();
-    e.currentTarget.classList.remove('bg-gray-50');
-  };
-
-  const handleDrop = (e: React.DragEvent<HTMLDivElement>) => {
-    e.preventDefault();
-    e.currentTarget.classList.remove('bg-gray-50');
-    
-    if (e.dataTransfer.files && e.dataTransfer.files[0]) {
-      setSelectedFile(e.dataTransfer.files[0]);
-    }
-  };
-
-  const fileName = selectedFile 
-    ? selectedFile.name 
-    : existingFileUrl 
-      ? existingFileUrl.split('/').pop() || 'file' 
-      : '';
-
-  const hasFile = !!selectedFile || !!existingFileUrl;
-
   return (
-    <>
+    <div className="md:w-[500px] flex flex-col gap-4">
-      <input 
+      {latestSolution ? (
-        type="file" 
+        <SolutionStatus solution={latestSolution} maxPoints={task.points}/>
-        ref={fileInputRef}
-        className="hidden" 
-        onChange={handleFileChange}
-        accept=".jpg,.jpeg,.png,.pptx,.docx,.pdf,.xlsx,.txt"
-      />
-      
-      {hasFile ? (
-        <div className="bg-white rounded-lg p-6 flex flex-col items-center justify-center min-h-[180px]">
-          <div className="flex flex-col items-center">
-            <FileIcon size={28} className="text-black mb-2" />
-            <span className="text-sm text-gray-700 font-medium mb-1 font-hse-sans">{fileName}</span>
-            
-            <div className="flex items-center mt-2">
-              {existingFileUrl && !selectedFile && (
-                <a 
-                  href={existingFileUrl}
-                  download
-                  className="flex items-center text-blue-500 text-sm mr-3 hover:text-blue-600"
-                >
-                  <Download size={16} className="mr-1" />
-                  Скачать
-                </a>
-              )}
-              <Button 
-                variant="ghost" 
-                className="text-blue-500 text-sm p-0 h-auto hover:bg-transparent hover:text-blue-600 font-hse-sans"
-                onClick={() => setSelectedFile(null)}
-              >
-                {!selectedFile && existingFileUrl ? "Выбрать другой файл" : "Очистить"}
-              </Button>
-            </div>
-          </div>
-        </div>
       ) : (
-        <div 
+        <div className="bg-gray-100 rounded-lg p-4 text-gray-600 font-hse-sans">
-          className="bg-white rounded-lg p-6 flex flex-col items-center justify-center min-h-[180px] cursor-pointer transition-colors"
+          Решение еще не отправлено
-          onClick={handleFileUploadClick}
-          onDragOver={handleDragOver}
-          onDragLeave={handleDragLeave}
-          onDrop={handleDrop}
-        >
-          <FileIcon size={28} className="text-black mb-3" />
-          <span 
-            className="bg-[var(--color-yellow-standard)] text-black font-medium rounded-full px-4 py-1.5 text-sm mb-2 font-hse-sans inline-block"
-          >
-            Загрузить файл
-          </span>
-          <p className="text-xs text-gray-500 text-center font-hse-sans">
-            Доступные форматы: jpg, jpeg, png, pptx, docx, pdf, xlsx, txt
-          </p>
         </div>
       )}
-    </>
+      
+      {task.type === TaskType.INPUT && (
+        <InputSolution answer={answer} setAnswer={setAnswer} />
+      )}
+      
+      {task.type === TaskType.FILE && (
+        <FileSolution 
+          selectedFile={selectedFile} 
+          setSelectedFile={setSelectedFile} 
+          fileInputRef={fileInputRef}
+          existingFileUrl={selectedSolutionUrl}
+        />
+      )}
+      
+      {task.type === TaskType.CODE && (
+        <CodeSolution answer={answer} setAnswer={setAnswer} />
+      )}
+      
+      <ActionButtons 
+        onSubmit={onSubmit} 
+        onHistoryClick={handleOpenHistory}
+      />
+      
+      <SolutionHistorySheet 
+        isOpen={isHistoryOpen} 
+        onOpenChange={setIsHistoryOpen} 
+        solutions={solutionHistory}
+        maxPoints={task.points}
+        onSolutionSelect={handleSolutionSelect}
+      />
+    </div>
   );
 };
 
-export default FileSolution;
+export default TaskSolution;