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Done #1718

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61fa400
Done
rbc33 Nov 4, 2025
50dceaa
Done
rbc33 Nov 8, 2025
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164 changes: 139 additions & 25 deletions javascript/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,37 +4,151 @@
// 🚨🚨🚨 Comment out the below code before you start working on the code

// Out of sync
getInstruction("mashedPotatoes", 0, (step1) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step1}</li>`;
}, (error) => console.log(error));

getInstruction("mashedPotatoes", 1, (step2) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step2}</li>`;
}, (error) => console.log(error));

getInstruction("mashedPotatoes", 2, (step3) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step3}</li>`;
}, (error) => console.log(error));

getInstruction("mashedPotatoes", 3, (step4) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step4}</li>`;
}, (error) => console.log(error));

getInstruction("mashedPotatoes", 4, (step5) => {
document.querySelector("#mashedPotatoes").innerHTML += `<li>${step5}</li>`;
document.querySelector("#mashedPotatoesImg").removeAttribute("hidden");
}, (error) => console.log(error));
// getInstruction("mashedPotatoes", 0, (step1) => {
// document.querySelector("#mashedPotatoes").innerHTML += `<li>${step1}</li>`;
// }, (error) => console.log(error));

// getInstruction("mashedPotatoes", 1, (step2) => {
// document.querySelector("#mashedPotatoes").innerHTML += `<li>${step2}</li>`;
// }, (error) => console.log(error));

// getInstruction("mashedPotatoes", 2, (step3) => {
// document.querySelector("#mashedPotatoes").innerHTML += `<li>${step3}</li>`;
// }, (error) => console.log(error));

// getInstruction("mashedPotatoes", 3, (step4) => {
// document.querySelector("#mashedPotatoes").innerHTML += `<li>${step4}</li>`;
// }, (error) => console.log(error));

// getInstruction("mashedPotatoes", 4, (step5) => {
// document.querySelector("#mashedPotatoes").innerHTML += `<li>${step5}</li>`;
// document.querySelector("#mashedPotatoesImg").removeAttribute("hidden");
// }, (error) => console.log(error));

// Iteration 1 - using callbacks
// ...
getInstruction(
'mashedPotatoes',
0,
(step1) => {
document.querySelector('#mashedPotatoes').innerHTML += `<li>${step1}</li>`
getInstruction(
'mashedPotatoes',
1,
(step2) => {
document.querySelector(
'#mashedPotatoes'
).innerHTML += `<li>${step2}</li>`
getInstruction(
'mashedPotatoes',
2,
(step3) => {
document.querySelector(
'#mashedPotatoes'
).innerHTML += `<li>${step3}</li>`
getInstruction(
'mashedPotatoes',
3,
(step4) => {
document.querySelector(
'#mashedPotatoes'
).innerHTML += `<li>${step4}</li>`
getInstruction(
'mashedPotatoes',
4,
(step5) => {
document.querySelector(
'#mashedPotatoes'
).innerHTML += `<li>${step5}</li>
<li>Mashed potatoes are ready!</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 2 - using promises
// ...
obtainInstruction('steak', 0).then((step0) => {
document.querySelector('#steak').innerHTML += `<li>${step0}</li>`
obtainInstruction('steak', 1).then((step1) => {
document.querySelector('#steak').innerHTML += `<li>${step1}</li>`
obtainInstruction('steak', 2).then((step2) => {
document.querySelector('#steak').innerHTML += `<li>${step2}</li>`
obtainInstruction('steak', 3).then((step3) => {
document.querySelector('#steak').innerHTML += `<li>${step3}</li>`
obtainInstruction('steak', 4).then((step4) => {
document.querySelector('#steak').innerHTML += `<li>${step4}</li>`
obtainInstruction('steak', 5).then((step5) => {
document.querySelector('#steak').innerHTML += `<li>${step5}</li>`
obtainInstruction('steak', 6).then((step6) => {
document.querySelector('#steak').innerHTML += `<li>${step6}</li>`
obtainInstruction('steak', 7).then((step7) => {
document.querySelector('#steak').innerHTML += `<li>${step7}</li>
<li>Stake is ready!</li>`
document.querySelector('#steakImg').removeAttribute('hidden')
})
})
})
})
})
})
})
})

// Iteration 3 using async/await
// ...

async function makeBroccoli() {
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>${step4}</li>`
const step5 = await obtainInstruction('broccoli', 5)
document.querySelector('#broccoli').innerHTML += `<li>${step5}</li>`
const step6 = await obtainInstruction('broccoli', 6)
document.querySelector('#broccoli').innerHTML += `<li>${step6}</li>`
document.querySelector('#broccoli').innerHTML += `<li>Broccoli is ready!</li>`
document.querySelector('#broccoliImg').removeAttribute('hidden')
}
makeBroccoli()
// Bonus 2 - Promise all
// ...
const step0 = obtainInstruction('brusselsSprouts', 0)
const step1 = obtainInstruction('brusselsSprouts', 1)
const step2 = obtainInstruction('brusselsSprouts', 2)
const step3 = obtainInstruction('brusselsSprouts', 3)
const step4 = obtainInstruction('brusselsSprouts', 4)
const step5 = obtainInstruction('brusselsSprouts', 5)
const step6 = obtainInstruction('brusselsSprouts', 6)
const step7 = obtainInstruction('brusselsSprouts', 7)
Promise.all([step0, step1, step2, step3, step4, step5, step6, step7])
.then((values) =>
values.map(
(v) =>
(document.querySelector(
'#brusselsSprouts'
).innerHTML += `<li>${v}</li>`)
)
)
.finally(
() =>
(document.querySelector(
'#brusselsSprouts'
).innerHTML += `<li>Brussels sprouts are ready!</li>`),
document.querySelector('#brusselsSproutsImg').removeAttribute('hidden')
)