JavaScript

Exercises Set 9

const userDatabase = [
  { userId: 1, name: "Oliver", email: "oliver@example.com", phone: "123-456-7890" },
  { userId: 2, name: "Smith", email: "smith@example.com", phone: "987-654-3210" },
  { userId: 3, name: "Eve", email: "eve@example.com", phone: "456-789-1230" },
  { userId: 4, name: "Charlie", email: "charlie@example.com", phone: "321-654-9870" },
  { userId: 5, name: "Radhika", email: "radhika@example.com", phone: "789-123-4560" }
];

const fetchAndUpdateUserProfiles = (userIds, callback) => {
  // Write your code below this
  
  // Write your code above this
};

// Do not delete the below code
const userIds = {
  userIDSet1: [1, 3, 4],
  userIDSet2: [4, 6],
  userIDSet3: [5],
  userIDSet3: [7, 8],
};

Object.values(userIds).forEach(userIds => {
  fetchAndUpdateUserProfiles(userIds, (data) => {
    console.log("Updated profiles:", data);
  });
});

const userDatabase = [
  { userId: 1, name: "Oliver", email: "oliver@example.com", phone: "123-456-7890" },
  { userId: 2, name: "Smith", email: "smith@example.com", phone: "987-654-3210" },
  { userId: 3, name: "Eve", email: "eve@example.com", phone: "456-789-1230" },
  { userId: 4, name: "Charlie", email: "charlie@example.com", phone: "321-654-9870" },
  { userId: 5, name: "Radhika", email: "radhika@example.com", phone: "789-123-4560" }
];

const fetchAndUpdateUserProfiles = (userIds, callback) => {
  // Write your code below this
  const updatedProfiles = {};
  let completedRequests = 0;

  userIds.forEach((userId) => {
    console.log(`Fetching profile for user ID: ${userId}`);
    setTimeout(() => {
      const userProfile = userDatabase.find((user) => user.userId === userId);

      if (userProfile) {
        const updatedProfile = { ...userProfile, visited: true };
        updatedProfiles[userId] = updatedProfile;
      } else {
        updatedProfiles[userId] = "User not found";
      }

      completedRequests++;
      if (completedRequests === userIds.length) {
        callback(updatedProfiles);
      }
    }, 2000);
  });
  // Write your code above this
};

// Do not delete the below code
const userIds = {
  userIDSet1: [1, 3, 4],
  userIDSet2: [4, 6],
  userIDSet3: [5],
  userIDSet3: [7, 8],
};

Object.values(userIds).forEach(userIds => {
  fetchAndUpdateUserProfiles(userIds, (data) => {
    console.log("Updated profiles:", data);
  });
});