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@mir4a
Created March 24, 2016 13:09
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get colors (hex, rgb, rgba) from predefined directory. Work on Node 5.9
const fs = require('fs');
const path = require('path');
const dirToParse = 'app/assets/stylesheets/nv';
const skipFile = 'app/assets/stylesheets/nv/shared/colors.scss'
const colorRegexp = /(#[A-Z\d]{3}\b|#[A-Z\d]{6}\b)|(rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?([, \.\d]+)?\))/gi;
const variableMap = new Map();
const process = require('process');
const args = processArguments(process.argv);
var colorMap = new Map();
var fileCounter = 0;
console.log(process.argv);
function processArguments( arg ) {
return arg.length > 2 ? arg.splice(2) : dirToParse;
}
function searchForColorInFile(data, filePath) {
var result = [];
var test;
var lines = data.split('\n');
for (var i = 0, len = lines.length; i < len; i++) {
var lineStr = `${filePath}:${i+1}:`;
while (test = colorRegexp.exec(lines[i])) {
addToMap(test[0], lineStr + (test.index + 1), colorMap);
result.push(test[0]);
}
}
return result;
}
function addToMap(color, place, map) {
var normalizedColor = color.toLowerCase();
var longColor = convertShortHEXtoLong(normalizedColor);
if (map.has(longColor)) {
var val = map.get(longColor);
val.place.push(place);
val.index = getColorIndex(longColor);
map.set(longColor, val);
} else {
var val2 = {
place: [],
index: 0
};
val2.place.push(place);
val2.index = getColorIndex(longColor);
map.set(longColor, val2);
}
return map;
}
function pathType(path) {
var stat = fs.statSync(path);
var type;
if (stat.isFile()) type = 'FILE';
else if (stat.isDirectory()) type = 'DIRECTORY';
else type = undefined;
return type;
}
function processDir(path) {
var files = [];
if (typeof path === 'array') {
for (var el of path) {
files = fs.readdirSync(el);
main(files, ela);
}
} else {
files = fs.readdirSync(path);
main(files, path);
}
}
function main(files, dir) {
dir = dir ? dir : dirToParse;
var data,
filePath,
pType,
colors;
for (var file of files) {
filePath = path.resolve(dir, file);
pType = pathType(filePath);
if (pType === 'FILE') {
if (filePath === path.resolve(skipFile)) continue;
data = fs.readFileSync(filePath, 'utf-8');
colors = searchForColorInFile(data, filePath);
countAndPrintProcessedFiles(filePath, colors);
} else if (pType === 'DIRECTORY') {
processDir(filePath);
} else {
console.log(`${filePath} is not file`);
}
}
}
function countAndPrintProcessedFiles(filePath, colors) {
++fileCounter;
console.log(`${fileCounter}: ${filePath} — found ${colors.length} colors`);
return fileCounter;
}
function mainHandler() {
var start = new Date();
var end, diff;
processDir(dirToParse);
printToHTMLColorMap(colorMap);
end = new Date();
diff = end - start;
console.log(`Finished for ${diff}ms, found ${colorMap.size} colors`);
}
function printToHTMLColorMap(map) {
const header = `
<!doctype html>
<html>
<head>
<title>${map.size} colors (${(new Date).toLocaleDateString()})</title>
<style>
body {
padding: 0;
margin: 0;
font-size: 0;
display: flex;
flex-flow: row wrap;
justify-content: center;
align-items: center;
align-content: center;
background: repeating-linear-gradient( 135deg, #FFF, #FFF 9px, #000 9px, #000 11px);
background-attachment: fixed;
}
.color b,
.color i {
pointer-events: none;
}
.color {
font: italic 10px/1 arial;
color: #333;
text-align: center;
display: flex;
min-width: 200px;
height: 40px;
text-shadow: 1px 0 0 #fff, -1px 0 0 #fff, 0 1px 0 #fff, 0 -1px 0 #fff;
flex: auto;
flex-flow: row wrap;
align-items: center;
justify-content: space-around;
align-content: center;
}
.color:hover {
transform: scale(1.05);
}
#modal {
font-size: 14px;
display: none;
position: fixed;
padding: 20px;
top: 10%;
left: 10%;
right: 10%;
bottom: 10%;
background: rgba(250,250,250,0.95);
overflow: auto;
text-shadow: 0 1px 2px #fff, 0 -1px 2px #fff;
}
#close {
position: absolute;
right: 5px;
top: 2px;
}
</style>
</head>
<body>
`;
const footer = `
<script>
document.addEventListener('click', toggleModal);
document.addEventListener('keyup', escHandler);
function toggleModal(e) {
console.log(e);
var modal = document.getElementById('modal');
var modalContent = document.getElementById('modal-content');
var modalTitle = document.getElementById('modal-title');
var target = e.target;
var title = target.title;
var bg;
if (target.id === 'close') {
modal.style.display = 'none';
modal.style.background = 'rgba(250,250,250,0.95)';
} else if (target.className === 'color') {
bg = target.style.background;
modalContent.innerHTML = title;
modal.style.display = 'block';
modal.style.background = bg;
modal.style.boxShadow = '0 12px 110px ' + bg;
modalTitle.innerText = target.getElementsByTagName('b')[0].innerText;
} else {
modal.style.display = 'block';
}
}
function escHandler(e) {
var modal = document.getElementById('modal');
console.log(e);
if (e.keyCode === 27) {
modal.style.display = 'none';
}
}
</script>
<div id="modal">
<small id="close">(esc)</small>
<h5 id="modal-title"></h5>
<pre id="modal-content"></pre>
</div>
</body>
</html>
`;
var colors = '';
var sortedColors = insertionSortForColors([...map.keys()], map);
sortedColors.forEach((val)=>{
colors += `
<div
class="color"
style="background: ${val};"
title="${map.get(val).place.join('\n')}">
<b>${val}</b>
<i>${map.get(val).index}</i>
</div>
`;
});
var data = header + colors + footer;
return fs.writeFileSync('colors.html', data, 'utf-8');
}
function convertShortHEXtoLong(hex) {
var tmp = '';
if (hex && hex.length === 4) {
tmp = hex[0] + hex[1] + hex[1] + hex[2] + hex[2] + hex[3] + hex[3];
} else if (!hex) {
return '#000000';
} else {
tmp = hex;
}
return tmp;
}
function rgb2hex(rgb){
rgb = rgb.match(/^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i);
return (rgb && rgb.length === 4) ? "#" +
("0" + parseInt(rgb[1],10).toString(16)).slice(-2) +
("0" + parseInt(rgb[2],10).toString(16)).slice(-2) +
("0" + parseInt(rgb[3],10).toString(16)).slice(-2) : '';
}
/**
* Compare two numeric values
* @param a
* @param b
* @returns {boolean}
*/
function compareTwoNumbers( a, b ) {
return (a - b) > 0;
}
function compareTwoColorIndex( colorA, colorB ) {
// console.log(`arA = ${arA}; arB = ${arB}`);
var indexA = colorMap.get(colorA);
var indexB = colorMap.get(colorB);
if (indexA && indexB) {
return (indexA.index - indexB.index) < 0;
} else {
return;
}
}
/**
* Swap tow elements in array
* @param arr
* @param posA
* @param posB
*/
function swap( arr, posA, posB ) {
var temp = arr[posA];
arr[posA] = arr[posB];
arr[posB] = temp;
}
/**
* Returns new sorted array using Insertion Sort Algorithm
* @param arr
* @returns {Array|number}
*/
function insertionSort( array ) {
var arr = array.slice();
for (var i = 1; i <= arr.length; i++) {
var currentPos = i;
while (currentPos > 0 && compareTwoNumbers(parseInt(arr[currentPos - 1]), parseInt(arr[currentPos]))) {
swap(arr, currentPos, currentPos - 1);
currentPos -= 1;
}
}
return arr;
}
/**
* Returns new sorted array using Insertion Sort Algorithm
* @param arr
* @returns {Array|number}
*/
function insertionSortForColors( array, map ) {
// console.log(array);
var arr = array.slice();
for (var i = 1; i <= arr.length; i++) {
var currentPos = i;
while (currentPos > 0 && compareTwoColorIndex(arr[currentPos - 1], arr[currentPos])) {
swap(arr, currentPos, currentPos - 1);
currentPos -=1;
}
}
return arr;
}
function getColorIndex(color) {
var index, hex;
if (color && color[0] === '#') {
index = getHEXValue(color);
} else if (!color) {
return 0;
} else {
hex = rgb2hex(color);
index = getHEXValue(hex);
}
return index;
}
function getHEXValue(hex) {
var bytes = hex.slice(1);
var value = parseInt(bytes, 16);
return isNaN(value) ? 0 : value;
}
mainHandler();
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