homework ten

promises/task1.js

@@ -0,0 +1,7 @@
+function delayedConsoleLog(text, milliseconds) {
+    setTimeout(() => {
+      console.log(text);
+    }, milliseconds);
+  }
+
+  delayedConsoleLog("Цей текст з'явиться через 2 секунди", 2000);

promises/task2.js

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+function fetchTodoData() {
+    return fetch('https://jsonplaceholder.typicode.com/todos/1')
+      .then(response => response.json())
+      .then(data => {
+        console.log('Todo Data:', data);
+        return data;
+      })
+      .catch(error => console.error('Fetch Todo Data Error:', error));
+  }
+
+  function fetchUserData() {
+    return fetch('https://jsonplaceholder.typicode.com/users/1')
+      .then(response => response.json())
+      .then(data => {
+        console.log('User Data:', data);
+        return data;
+      })
+      .catch(error => console.error('Fetch User Data Error:', error));
+  }
+
+  Promise.all([fetchTodoData(), fetchUserData()])
+    .then(results => {
+      console.log('Promise.all Results:', results);
+    })
+    .catch(error => console.error('Promise.all Error:', error));  

promises/task3.js

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+async function fetchTodoData() {
+  try {
+      const response = await fetch('https://jsonplaceholder.typicode.com/todos/1');
+      return await response.json();
+  } catch (error) {
+      console.error('Fetch Todo Data Error:', error);
+      throw error;
+  }
+}
+
+async function fetchUserData() {
+  try {
+      const response = await fetch('https://jsonplaceholder.typicode.com/users/1');
+      return await response.json();
+  } catch (error) {
+      console.error('Fetch User Data Error:', error);
+      throw error;
+  }
+}
+
+async function fetchDataFromServer() {
+  try {
+      const [todoData, userData] = await Promise.all([fetchTodoData(), fetchUserData()]);
+
+      console.log('Todo Data:', todoData);
+      console.log('User Data:', userData);
+
+      return [todoData, userData];
+  } catch (error) {
+      console.error('Fetch Data From Server Error:', error);
+      throw error;
+  }
+}
+
+fetchDataFromServer()
+  .then(results => {
+      console.log('Async/Await Results:', results);
+  })
+  .catch(error => console.error('Async/Await Error:', error));

promises/task4.js

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+class ServerDataFetcher {
+    static async fetchTodoData() {
+      try {
+        const response = await fetch('https://jsonplaceholder.typicode.com/todos/1');
+        const data = await response.json();
+        console.log('Todo Data:', data);
+        return data;
+      } catch (error) {
+        console.error('Fetch Todo Data Error:', error);
+        throw error;
+      }
+    }
+
+    static async fetchUserData() {
+      try {
+        const response = await fetch('https://jsonplaceholder.typicode.com/users/1');
+        const data = await response.json();
+        console.log('User Data:', data);
+        return data;
+      } catch (error) {
+        console.error('Fetch User Data Error:', error);
+        throw error;
+      }
+    }
+  }
+
+  Promise.all([ServerDataFetcher.fetchTodoData(), ServerDataFetcher.fetchUserData()])
+    .then(results => {
+      console.log('Promise.all Results (Class):', results);
+    })
+    .catch(error => console.error('Promise.all Error (Class):', error));
+