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done #1696

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88 changes: 80 additions & 8 deletions javascript/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -26,15 +26,87 @@
}, (error) => console.log(error));


// Iteration 1 - using callbacks
getInstruction('mashedPotatoes', 0, (step0) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step0}</li>`;
getInstruction('mashedPotatoes', 1, (step1) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step1}</li>`;
getInstruction('mashedPotatoes', 2, (step2) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step2}</li>`;
getInstruction('mashedPotatoes', 3, (step3) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step3}</li>`;
getInstruction('mashedPotatoes', 4, (step4) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step4}</li>`;
document.querySelector("#mashedPotatoesImg").removeAttribute("hidden");
}, (error) => console.log(error));
}, (error) => console.log(error));
}, (error) => console.log(error));
}, (error) => console.log(error));
}, (error) => console.log(error));

// Iteration 1 - using callbacks
// ...
// Iteration 2 - using promises
obtainInstruction('steak', 0)
.then((step0) => {
document.querySelector("#steak").innerHTML += `<li>${step0}</li>`;
return obtainInstruction('steak', 1);
})
.then((step1) => {
document.querySelector("#steak").innerHTML += `<li>${step1}</li>`;
return obtainInstruction('steak', 2);
})
.then((step2) => {
document.querySelector("#steak").innerHTML += `<li>${step2}</li>`;
return obtainInstruction('steak', 3);
})
.then((step3) => {
document.querySelector("#steak").innerHTML += `<li>${step3}</li>`;
return obtainInstruction('steak', 4);
})
.then((step4) => {
document.querySelector("#steak").innerHTML += `<li>${step4}</li>`;
document.querySelector("#steakImg").removeAttribute("hidden");
})
.catch((error) => console.log(error));

// Iteration 2 - using promises
// ...
// Iteration 3 using async/await
async function makeBroccoli() {
try {
const step0 = await obtainInstruction('broccoli', 0);
document.querySelector("#broccoli").innerHTML += `<li>${step0}</li>`;

const step1 = await obtainInstruction('broccoli', 1);
document.querySelector("#broccoli").innerHTML += `<li>${step1}</li>`;

const step2 = await obtainInstruction('broccoli', 2);
document.querySelector("#broccoli").innerHTML += `<li>${step2}</li>`;

const step3 = await obtainInstruction('broccoli', 3);
document.querySelector("#broccoli").innerHTML += `<li>${step3}</li>`;

const step4 = await obtainInstruction('broccoli', 4);
document.querySelector("#broccoli").innerHTML += `<li>${step4}</li>`;

document.querySelector("#broccoliImg").removeAttribute("hidden");
} catch (error) {
console.log(error);
}
}
makeBroccoli();

// Iteration 3 using async/await
// ...
// Bonus 2 - Promise all
const brusselsSproutsPromises = [
obtainInstruction('brusselsSprouts', 0),
obtainInstruction('brusselsSprouts', 1),
obtainInstruction('brusselsSprouts', 2),
obtainInstruction('brusselsSprouts', 3),
obtainInstruction('brusselsSprouts', 4)
];

// Bonus 2 - Promise all
// ...
Promise.all(brusselsSproutsPromises)
.then((values) => {
values.forEach((instruction) => {
document.querySelector("#brusselsSprouts").innerHTML += `<li>${instruction}</li>`;
});
document.querySelector("#brusselsSproutsImg").removeAttribute("hidden");
})
.catch((error) => console.log(error));