Optimize code
* optimize loops to reduce execution time * inline functions to reduce output file size * flatten PublishPreset structure * remove extra checkspull/16/head
Nikita Karamov
parent
24561c6a45
commit
6eae37e54f
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@ -1,12 +1,10 @@
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interface PublishPreset {
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url: string,
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title: string,
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extra: {
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media: string,
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text: string,
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via: string,
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}
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}
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type UrlBuilder = (data: PublishPreset) => string;
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@ -14,57 +12,80 @@ const NETWORKS: { [name: string]: UrlBuilder } = {
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facebook: (d) => `https://www.facebook.com/sharer/sharer.php?u=${d.url}`,
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linkedin: (d) => `https://www.linkedin.com/shareArticle?mini=true&url=${d.url}&title=${d.title}`,
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messenger: (d) => `https://www.facebook.com/dialog/send?app_id=3619024578167617&link=${d.url}&redirect_uri=${d.url}`,
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odnoklassniki: (d) => `https://connect.ok.ru/offer?url=${d.url}&title=${d.title}${d.extra.media ? `&imageUrl=${d.extra.media}` : ''}`,
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pinterest: (d) => `https://pinterest.com/pin/create/button/?url=${d.url}&description=${d.title}${d.extra.media ? `&media=${d.extra.media}` : ''}`,
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odnoklassniki: (d) => `https://connect.ok.ru/offer?url=${d.url}&title=${d.title}${d.media ? `&imageUrl=${d.media}` : ''}`,
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pinterest: (d) => `https://pinterest.com/pin/create/button/?url=${d.url}&description=${d.title}${d.media ? `&media=${d.media}` : ''}`,
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pocket: (d) => `https://getpocket.com/edit.php?url=${d.url}`,
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reddit: (d) => `https://www.reddit.com/submit?title=${d.title}&url=${d.url}`,
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telegram: (d) => `https://telegram.me/share/url?url=${d.url}${d.extra.text ? `&text=${d.extra.text}` : ''}`,
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twitter: (d) => `https://twitter.com/intent/tweet?url=${d.url}&text=${d.title}${d.extra.via ? `&via=${d.extra.via}` : ''}`,
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viber: (d) => `viber://forward?text=${d.title}%0D%0A${d.url}${d.extra.text ? `%0D%0A%0D%0A${d.extra.text}` : ''}`,
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vkontakte: (d) => `https://vk.com/share.php?url=${d.url}&title=${d.title}${d.extra.media ? `&image=${d.extra.media}` : ''}`,
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whatsapp: (d) => `whatsapp://send?text=${d.title}%0D%0A${d.url}${d.extra.text ? `%0D%0A%0D%0A${d.extra.text}` : ''}`,
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telegram: (d) => `https://telegram.me/share/url?url=${d.url}${d.text ? `&text=${d.text}` : ''}`,
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twitter: (d) => `https://twitter.com/intent/tweet?url=${d.url}&text=${d.title}${d.via ? `&via=${d.via}` : ''}`,
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viber: (d) => `viber://forward?text=${d.title}%0D%0A${d.url}${d.text ? `%0D%0A%0D%0A${d.text}` : ''}`,
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vkontakte: (d) => `https://vk.com/share.php?url=${d.url}&title=${d.title}${d.media ? `&image=${d.media}` : ''}`,
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whatsapp: (d) => `whatsapp://send?text=${d.title}%0D%0A${d.url}${d.text ? `%0D%0A%0D%0A${d.text}` : ''}`,
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};
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function initShareonChild(child: HTMLElement, preset: PublishPreset) {
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const initializeShareon = () : void => {
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const shareonContainers = document.getElementsByClassName('shareon');
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// iterate over <div class="shareon">
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for (let i = 0; i < shareonContainers.length; i += 1) {
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const container = shareonContainers[i] as HTMLElement;
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// iterate over children of <div class="shareon">
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for (let j = 0; j < container.children.length; j += 1) {
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const child = container.children[j] as HTMLElement;
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if (child) {
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child.classList.forEach((cls) => {
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const classListLength = child.classList.length;
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// iterate over classes of the child element
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for (let k = 0; k < classListLength; k += 1) {
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const cls = child.classList.item(k);
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// if it's one of the networks
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if (Object.prototype.hasOwnProperty.call(NETWORKS, cls)) {
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const preset = {
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url: encodeURIComponent(
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child.dataset.url
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|| container.dataset.url
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|| window.location.href,
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),
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title: encodeURIComponent(
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child.dataset.title
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|| container.dataset.title
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|| document.title,
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),
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media: encodeURIComponent(
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child.dataset.media
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|| container.dataset.media
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|| '',
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),
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text: encodeURIComponent(
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child.dataset.text
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|| container.dataset.text
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|| '',
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),
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via: encodeURIComponent(
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child.dataset.via
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|| container.dataset.via
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|| '',
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),
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};
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const url = NETWORKS[cls](preset);
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if (child.tagName.toLowerCase() === 'a') {
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child.setAttribute('href', url);
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child.setAttribute('rel', 'noopener noreferrer');
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child.setAttribute('target', '_blank');
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} else {
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child.addEventListener('click', () => { window.open(url, '_blank', 'noopener,noreferrer').opener = null; });
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}
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}
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child.addEventListener('click', () => {
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window.open(url, '_blank', 'noopener,noreferrer').opener = null;
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});
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}
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break; // once a network is detected we don't want to check further
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}
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}
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}
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const initializeShareon = () : void => {
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const shareonContainers = document.getElementsByClassName('shareon');
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for (let i = 0; i < shareonContainers.length; i += 1) {
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const container = shareonContainers[i] as HTMLElement;
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for (let j = 0; j < container.children.length; j += 1) {
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const child = container.children[j] as HTMLElement;
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const preset: PublishPreset = {
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url: encodeURIComponent(child.dataset.url || container.dataset.url || window.location.href),
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title: encodeURIComponent(child.dataset.title || container.dataset.title || document.title || ''),
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extra: {
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media: encodeURIComponent(child.dataset.media || container.dataset.media || ''),
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text: encodeURIComponent(child.dataset.text || container.dataset.text || ''),
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via: encodeURIComponent(child.dataset.via || container.dataset.via || ''),
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},
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};
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initShareonChild(
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child as HTMLElement,
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preset,
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);
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}
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}
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};
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