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austen js 01 resubmit #291

Merged
merged 10 commits into from
Jan 5, 2022
Merged

austen js 01 resubmit #291

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ea5c2a3
lab-01 v2
austenc-id Dec 14, 2021
9f37a86
resolve conflicts
austenc-id Dec 16, 2021
b053aab
Merge branch 'Austen' into austen-js-01
austenc-id Dec 16, 2021
2f5a844
resolve conflicts
austenc-id Dec 16, 2021
2d36911
ignore secretes.js
austenc-id Dec 22, 2021
ed5a318
Merge branch 'master' into austen-js-01
austenc-id Dec 22, 2021
4f5cc2b
Merge branch 'master' into austen-js-01
austenc-id Dec 28, 2021
8d22fb8
completed v3
austenc-id Dec 28, 2021
d2fdf22
Merge branch 'master' into austen-js-01
austenc-id Dec 28, 2021
849eb49
Merge branch 'master' into austen-js-01
perennialAutodidact Jan 5, 2022
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0 Code/Austen/js-01/index.html → Code/Austen/js-01/v1/index.html
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0 Code/Austen/js-01/unit-converter.js → Code/Austen/js-01/v1/unit-converter.js
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18 changes: 18 additions & 0 deletions Code/Austen/js-01/v2/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Unit Converter</title>
</head>
<body>
<style>
body {
color: white;
background-color: black;
}
</style>
<script src="./unit-converter.js"></script>
</body>
</html>
35 changes: 35 additions & 0 deletions Code/Austen/js-01/v2/unit-converter.js
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const roundAccurately = (number, decimalPlaces) =>
Number(Math.round(number + "e" + decimalPlaces) + "e-" + decimalPlaces);

function convert(unitFrom, unitTo, amount, rates) {
for (let i = 0; i < rates.length; i++) {
if (unitFrom === rates[i].name) {
let unitrates = rates[i].rates;
for (let i = 0; i < unitrates.length; i++) {
if (unitTo === unitrates[i].name) {
let rate = unitrates[i].rate;
let calc = amount * rate;
return roundAccurately(calc, 3);
}
}
}
}
}
let rates = [
{
name: "feet",
rates: [
{ name: "inches", rate: 12 },
{ name: "meters", rate: 0.3048 },
],
},
{ name: "meters", rates: [{ name: "feet", rate: 1 / 0.3048 }] },
];
alert("Welcome to the converter.");
let unitFrom = prompt("Unit from:\nenter 'feet' or 'meters': ");
let amount = prompt("Enter the number of " + unitFrom + ": ");
let unitTo = prompt(
"What unit would you like to convert to?\nif you entered\n feet: enter 'inches' or 'meters'\n meters: enter 'feet'"
);
let output = convert(unitFrom, unitTo, amount, rates);
alert(amount + " " + unitFrom + " = " + output + " " + unitTo);
51 changes: 51 additions & 0 deletions Code/Austen/js-01/v3/converter.js
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function convert(amount, from, to){
let rates = {
feet: 1,
meters: 0.3048,
miles: 1 / 5280,
kilometers: 0.0003048
};
const round = (number, decimalPlaces) =>
Number(Math.round(number + "e" + decimalPlaces) + "e-" + decimalPlaces);
amount = parseInt(amount)
let feet = amount / rates[from]
let conversion = feet * rates[to]
if (conversion > 99){
conversion = round(conversion, 0)}
if (conversion > 10){
conversion = round(conversion, 1)}
if (conversion > 1){
conversion = round(conversion, 2)}
if (conversion < 1){
conversion = round(conversion, 4)}
return `${conversion} ${to}`
}
function format(array){
let string = ''
let l = array.length
for (let i = 0; i < l; i++){
if (i === l-1){
string += `and ${array[i]}.`
}
else {
string += `${array[i]}, `
}
}
return string
}



let options = ['feet', 'miles', 'meters', 'kilometers' ]
let string = format(options)
let from = prompt(`Welcome to the distance converter.\n available units: ${string}\nEnter the starting unit:`);

let option = options.indexOf(from)
options.splice(option, 1)
string = format(options)
let amount = prompt(`How many ${from}: `);

let to = prompt(`Now what unit would you like to convert ${from} to?\n available units: ${string}`);

let conversion = convert(amount, from, to)
document.getElementById('target').innerHTML = conversion
20 changes: 20 additions & 0 deletions Code/Austen/js-01/v3/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Unit Converter</title>
</head>
<body>
<style>
body {
color: white;
background-color: black;
text-align: center;
}
</style>
<h1 id="target"></h1>
<script src="./converter.js"></script>
</body>
</html>