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Lexiconga
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Code Issues Releases Activity

Improve ad shuffling

This commit is contained in:
Robbie Antenesse 2019-06-07 23:12:47 -06:00 committed by Robbie Antenesse
parent 352e6d3fc0
commit ca7d219a96
2 changed files with 12 additions and 3 deletions
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9
src/helpers.js
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@ -69,6 +69,15 @@ export function removeTags(html) {
return html; return html;
} }
export function shuffle(array) {
// Fisher-Yates shuffle
for (let i = array.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[array[i], array[j]] = [array[j], array[i]];
}
return array;
}
export function slugify(string) { export function slugify(string) {
return removeDiacritics(string).replace(/[^a-zA-Z0-9-_]/g, '-'); return removeDiacritics(string).replace(/[^a-zA-Z0-9-_]/g, '-');
} }

6
src/js/ads.js
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@ -1,10 +1,10 @@
import { DISPLAY_AD_EVERY } from '../constants.js'; import { DISPLAY_AD_EVERY } from '../constants.js';
import ads from '../../ads.json'; import ads from '../../ads.json';
import { shuffle } from '../helpers.js';
export function setupAds() { export function setupAds() {
const shuffle = (a, b) => Math.random() > 0.5 ? 1 : -1; const priority = shuffle(ads.filter(ad => isActive(ad) && ad.isPriority));
const priority = ads.filter(ad => isActive(ad) && ad.isPriority).sort(shuffle); const regular = shuffle(ads.filter(ad => isActive(ad) && !ad.isPriority));
const regular = ads.filter(ad => isActive(ad) && !ad.isPriority).sort(shuffle);
window.ads = [...priority, ...regular]; window.ads = [...priority, ...regular];
} }