Передаем на тест

frontend/src/services/storageService.js

@@ -0,0 +1,92 @@
+// [DEF:storageService:Module]
+/**
+ * @purpose Frontend API client for file storage management.
+ * @layer   Service
+ * @relation DEPENDS_ON -> backend.api.storage
+ */
+
+const API_BASE = '/api/storage';
+
+// [DEF:listFiles:Function]
+/**
+ * @purpose Fetches the list of files for a given category.
+ * @param   {string} [category] - Optional category filter.
+ * @returns {Promise<Array>}
+ */
+export async function listFiles(category) {
+    const params = new URLSearchParams();
+    if (category) {
+        params.append('category', category);
+    }
+    const response = await fetch(`${API_BASE}/files?${params.toString()}`);
+    if (!response.ok) {
+        throw new Error(`Failed to fetch files: ${response.statusText}`);
+    }
+    return await response.json();
+}
+// [/DEF:listFiles:Function]
+
+// [DEF:uploadFile:Function]
+/**
+ * @purpose Uploads a file to the storage system.
+ * @param   {File} file - The file to upload.
+ * @param   {string} category - Target category.
+ * @returns {Promise<Object>}
+ */
+export async function uploadFile(file, category) {
+    const formData = new FormData();
+    formData.append('file', file);
+    formData.append('category', category);
+
+    const response = await fetch(`${API_BASE}/upload`, {
+        method: 'POST',
+        body: formData
+    });
+
+    if (!response.ok) {
+        const errorData = await response.json().catch(() => ({}));
+        throw new Error(errorData.detail || `Failed to upload file: ${response.statusText}`);
+    }
+    return await response.json();
+}
+// [/DEF:uploadFile:Function]
+
+// [DEF:deleteFile:Function]
+/**
+ * @purpose Deletes a file from storage.
+ * @param   {string} category - File category.
+ * @param   {string} filename - Name of the file.
+ * @returns {Promise<void>}
+ */
+export async function deleteFile(category, filename) {
+    const response = await fetch(`${API_BASE}/files/${category}/${filename}`, {
+        method: 'DELETE'
+    });
+
+    if (!response.ok) {
+        const errorData = await response.json().catch(() => ({}));
+        throw new Error(errorData.detail || `Failed to delete file: ${response.statusText}`);
+    }
+}
+// [/DEF:deleteFile:Function]
+
+// [DEF:downloadFileUrl:Function]
+/**
+ * @purpose Returns the URL for downloading a file.
+ * @param   {string} category - File category.
+ * @param   {string} filename - Name of the file.
+ * @returns {string}
+ */
+export function downloadFileUrl(category, filename) {
+    return `${API_BASE}/download/${category}/${filename}`;
+}
+// [/DEF:downloadFileUrl:Function]
+
+export default {
+    listFiles,
+    uploadFile,
+    deleteFile,
+    downloadFileUrl
+};
+
+// [/DEF:storageService:Module]