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Eighth Challenge #8

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Eighth Challenge #8

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28 changes: 25 additions & 3 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -2,10 +2,32 @@
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Section 2: JavaScript Language Basics</title>
<title>Section 7: Get Ready for the Future: ES6 / ES2015</title>

<style>
.box {
width: 200px;
padding: 60px;
text-align: center;
font-size: 30px;
margin-top: 50px;
}

.green { background-color: green; }
.blue { background-color: dodgerblue; }
.orange { background-color: orangered; }

</style>

</head>

<body>
<h1>Section 2: JavaScript Language Basics</h1>
<h1>Section 7: Get Ready for the Future: ES6 / ES2015</h1>

<div class="box green">I'm green!</div>
<div class="box blue">I'm blue!</div>
<div class="box orange">I'm orange!</div>

<script src="script.js"></script>
</body>
</html>
</html>
95 changes: 95 additions & 0 deletions script.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,95 @@
class Park {
constructor(name, area, numberOfTrees, age) {
this.name = name,
this.area = area,
this.numberOfTrees = numberOfTrees,
this.age = age
}
getTreeDensity(park) {
return park.numberOfTrees / park.area;
}
}

class Street {
constructor(name, length, yearBuilt, size) {
this.name = name,
this.length = length,
this.yearBuilt = yearBuilt,
this.size = size,
this.sizeClassification = this.sizeClassification();
}

sizeClassification() {
const streetSize = this.size;
if (!streetSize) {
return 'normal';
}
if (streetSize > 20) {
return 'huge';
}
if (streetSize > 10 ) {
return 'big'
}
return 'small';
}
}

class Town {
constructor(name, parks, streets) {
this.name = name,
this.parks = parks,
this.streets = streets
}
getAverageAges() {
let avrg = 0;
this.parks.forEach(park => {
avrg += park.age;
});
return avrg;
}

getParkWith1000Trees() {
const park = this.parks.find(({numberOfTrees}) => numberOfTrees >= 1000);
return park.name;
}

getTotalLenghtOfStreets() {
let total = 0;
this.streets.forEach(street => {
total += street.length;
});
return total;
}
getAvergLenghtOfStreets() {
return this.getTotalLenghtOfStreets() / this.streets.length;
}
}

{
const park1 = new Park('Green Park', 156, 50, 500);
const park2 = new Park('National Park', 156, 50, 200);
const park3 = new Park('Naional Park', 156, 1000, 1100);

const allParks = [park1, park2, park3];

const street1 = new Street('Ocean Avenue', 20, 1999, 11);
const street2 = new Street('Evergreen Street', 20, 2008, 10);
const street3 = new Street('4th Street', 20, 2015);
const street4 = new Street('Sunset Boulevard', 20, 1982, 21);

const allStreets = [street1, street2, street3, street4];

const town = new Town('The Town', allParks, allStreets);

console.log('-----------------------PARKS REPORT-------------------------------------');
console.log(`Our ${town.parks.length} parks have an average age of ${town.getAverageAges()} years.`)
town.parks.forEach(park => {
console.log(`${park.name} has a tree density of ${park.getTreeDensity(park)} trees per square km.`);
});
console.log(`${town.getParkWith1000Trees()} has more than 1000 trees.`)
console.log('----------------------STREETS REPORT------------------------------------');
console.log(`Our ${town.streets.length} streets have a total lenght of ${town.getTotalLenghtOfStreets()} km, with an average of ${town.getAvergLenghtOfStreets()} km.`);
town.streets.forEach(street => {
console.log(`${street.name}, built in ${street.yearBuilt}, is a ${street.sizeClassification} street`);
});
}