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homework-18 #39

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6c70f48
task 1
Aug 1, 2018
60fcd7a
super start
Aug 1, 2018
9e8d9f7
fix
Aug 17, 2018
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53 changes: 53 additions & 0 deletions js-core/homeworks/homework-18/event.html
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<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
section {
display: flex;
width: 100%;
height: 350px;
flex: 1;
}
div {
flex: 1;
flex-direction: column;
display: flex;
align-items: flex-end;
}
.one {
background-color: coral;
}
.two {
background-color: slateblue;
}
.three {
background-color: fuchsia;
}
.resize {
width: 25px;
height: 100%;
background: black;
transition: 0.3s ease;
}
</style>
</head>

<body>
<section>
<div class="one">
<div class="resize"></div>
</div>
<div class="two">
<div class="resize"></div>
</div>
<div class="three">
<div class="resize"></div>
</div>
</section>
<script src="events.js"></script>
</body>

</html>
16 changes: 16 additions & 0 deletions js-core/homeworks/homework-18/events.js
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// @SUPER-FrontEnd
/*
У вас есть 3 блока смотри events.html
при mousedown и движении мышки нужно сделать
ресайз одного блока.
Подсказка - событие необходимо повесить на доп. элемент .resize
*/

const resizeBlocks = document.querySelectorAll('.resize');

[...resizeBlocks].forEach(block => {
console.log(block)
block.addEventListener('click', (e) => {
console.log(e.target.parentElement)
});
})
61 changes: 61 additions & 0 deletions js-core/homeworks/homework-18/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Home work 18</title>
<style>
body{
display: flex;
justify-content: center;
}
.active{
background-color: brown;
}
td{
width: 50px;
height: 50px;
border: 2px solid black;
}
</style>
</head>
<body>
<table>
<tr id="first">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
<tr id="second">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
<tr id="third">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
<tr id="fourth">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
<tr id="fifth">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
</table>
<script src="src/main.js"></script>
</body>
</html>
98 changes: 98 additions & 0 deletions js-core/homeworks/homework-18/src/main.js
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/* EASY
Алгоритмы !
TASK 0
Вам дано предложение, верните массив из слов,
которые длинее чем средняя длина всех слов.
Слова разделены пробелами, если в предложении запятые,они должны быть пропущены
solution(["This is a sample string"]) expected ["This" "sample" "string"]
solution(["Some another sample"]) expected ["another" "sample"]
solution(["Do, do, do, do... do it!"]) expected []
*/

const solution = sentence => {
let arrWithWords = sentence.join('').split(' ');
arrWithWords = arrWithWords.reduce((clearWords, word) => {
const clearWord = word.replace(/\W/gmi, '');
clearWords.push(clearWord);
return clearWords;
}, []);
const middleLengthOfString = arrWithWords.reduce((acc, word) => acc + word.length, 0) / arrWithWords.length;

return arrWithWords.reduce((output, word) => {
if(word.length > middleLengthOfString) {
output.push(word);
}
return output;
}, []);
}

console.log(solution(["This is a sample string"]));
console.log(solution(["Some another sample"]));
console.log(solution(["Do, do, do, do... do it!"]));

/*
Подготовка к занятию в пятницу.
Windows:
Установите все node.js скачать отсюда -> https://nodejs.org/en/
Скачайте последнюю 10.x.x версию
Для проверки установки в консоле введите "node -v" (без кавычек) отобразит версию node.js
Linux:
sudo apt install npm // установить менеджер пакетов npm
npm i -g n // установить пакет для установки node.js
sudo n latest // установить последнюю версию node.js
*/


/* TASK 1
Сделайте таблицу 5x5
При клике на элемент, изменяйте цвет у элемента на красный.
Но цвет у элемента должен изменяться пропорционально в другой половине квадрата
Пример 3х3:
[]|[]|[]
[]|[]|[]
[]|[]|[]
кликаем сюда -> []|[]|[]
[]|[]|[]
[]|[]|[x] <- загорается тут
[]|[]|[]
кликаем сюда -> []|[]|[x] <- загорается тут
[]|[]|[x]
*/
const table = document.querySelector('tbody');
const reversedRows = [...table.rows].reverse();
const reversedTable = reversedRows.reduce((output, tr) => {
output.push([...tr.cells].reverse());
return output;
}, []);

table.addEventListener('click', (e) => {
const toggleFunc = rowNumber => {
const index = e.target.cellIndex;
const cell = reversedTable[rowNumber][index];
cell.classList.toggle('active');
}

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@OlegLustenko OlegLustenko Aug 3, 2018

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if(!e.target.tagName === 'TD') {
 return 
}

if(!e.target.tagName === 'TD') {
return;
}

const hashMap = {
'first': 0,
'second': 1,
'third': 2,
'fourth': 3,
'fifth': 4
}

if(hashMap[e.target.parentElement.id] || !hashMap[e.target.parentElement.id]) {
toggleFunc(hashMap[e.target.parentElement.id])
}
})

// @SUPER-FrontEnd
/*
У вас есть 3 блока смотри events.html
при mousedown и движении мышки нужно сделать
ресайз одного блока.
Подсказка - событие необходимо повесить на доп. элемент .resize
*/