Upload sample-code.js

sample-code.js

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+// User Data Management Module
+// TODO: Add error handling for network failures
+
+/**
+ * Fetches user data from the API
+ * @param {string} userId - The user's unique identifier
+ * @returns {Promise<Object>} User data object
+ */
+async function getUserData(userId) {
+    const response = await fetch(`/api/users/${userId}`);
+    return await response.json();
+}
+
+/**
+ * Updates user profile information
+ * @param {string} userId - The user's unique identifier
+ * @param {Object} data - Updated user data
+ */
+async function updateUserProfile(userId, data) {
+    // First get the current user data
+    const currentData = await getUserData(userId);
+    
+    // Merge with new data
+    const updatedData = { ...currentData, ...data };
+    
+    // Send update request
+    await fetch(`/api/users/${userId}`, {
+        method: 'PUT',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(updatedData)
+    });
+}
+
+// TODO: Implement caching mechanism for getUserData
+
+/**
+ * Display user information on the page
+ * @param {string} userId - The user's unique identifier
+ */
+async function displayUserInfo(userId) {
+    try {
+        const userData = await getUserData(userId);
+        document.getElementById('userName').textContent = userData.name;
+        document.getElementById('userEmail').textContent = userData.email;
+    } catch (error) {
+        console.error('Failed to display user info:', error);
+    }
+}
+
+/**
+ * Delete user account
+ * @param {string} userId - The user's unique identifier
+ */
+async function deleteUserAccount(userId) {
+    // TODO: Add confirmation dialog
+    const userData = await getUserData(userId);
+    console.log(`Deleting account for ${userData.name}`);
+    
+    await fetch(`/api/users/${userId}`, {
+        method: 'DELETE'
+    });
+}
+
+// Initialize the application
+document.addEventListener('DOMContentLoaded', () => {
+    const userId = sessionStorage.getItem('currentUserId');
+    if (userId) {
+        displayUserInfo(userId);
+    }
+});
+
+// Export functions for use in other modules
+export { getUserData, updateUserProfile, displayUserInfo, deleteUserAccount };
+