// Challenge 1

function sayHello() {
	function printHello() {
    console.log('Challenge 1, 5', 'Hello');
  }
  setTimeout(printHello, 1000);
}

// Uncomment the line below when ready
sayHello(); // should log "Hello" after 1000ms


// Challenge 2
let promise = new Promise(function (resolve, reject) {
  // ADD CODE HERE
  setTimeout(resolve, 1000);
});

// Should print out "Resolved!"
// ADD CODE HERE
function displayResolve() {
	console.log('Challenge 2', 'Resolved!'); 
}
promise.then(displayResolve);


// Challenge 3

promise = new Promise(function(resolve, reject) {
  // ADD CODE HERE
  reject();
})

// Should print out "Reject!"
// ADD CODE HERE
function displayRejected() {
	console.log('Challenge 3', 'Rejected!'); 
}
promise.catch(displayRejected);


// Challenge 4

promise = new Promise(function (resolve, reject) {
  // ADD CODE HERE
  resolve();
});

// Uncomment the lines below when ready
promise.then(function () {
  console.log('Challenge 4', 'Promise has been resolved!')
});
console.log('Challenge 4', "I'm not the promise!");


// Challenge 5
function delay(){
	return new Promise(function (resolve, reject) {
		setTimeout(resolve, 1000);    
  });
}

// Uncomment the code below to test
// This code should log "Hello" after 1000ms
delay().then(sayHello);


// Challenge 6
//
// ADD CODE BELOW
const secondPromise = new Promise(function (resolve, reject) {
  resolve('Second!');
});
const firstPromise = new Promise(function (resolve, reject) {
  resolve(secondPromise);
})

firstPromise.then((value) => console.log('Challenge 6', value));


// Challenge 7
const fakePeople = [
  { name: 'Rudolph', hasPets: false, currentTemp: 98.6 },
  { name: 'Zebulon', hasPets: true, currentTemp: 22.6 },
  { name: 'Harold', hasPets: true, currentTemp: 98.3 },
]

const fakeAPICall = (i) => {
  const returnTime = Math.floor(Math.random() * 1000);
  return new Promise((resolve, reject) => {
    if (i >= 0 && i < fakePeople.length) {
      setTimeout(() => resolve(fakePeople[i]), returnTime);
    } else {
      reject({ message: "index out of range" });
    }
  });
};

function getAllData() {
  // CODE GOES HERE
  const apiPromises = [fakeAPICall(0), fakeAPICall(1), fakeAPICall(2)]
  return Promise.all(apiPromises)
  	.then(function(values) {
  		return values;
		});
}
  
getAllData().then((values) => console.log('Challenge 7', values));