293ba5231b
* Fix some eslint and a11y issues * Add a11y fixed to snapshot * Fix missing whitespace that cause test fail * Fix code duplicate * Config eslint to allows the label as a sibling * Use 'error' instead of 2 in eslintrc * Correct propTypes in SingleListing * Add missing id prop for select * Add space between two functions * onKeyPress only register Enter * Allow space key also to activate action * Use a common function for three event handlers
533 lines
16 KiB
JavaScript
533 lines
16 KiB
JavaScript
import { h, Component } from 'preact';
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import { SingleListing } from './singleListing';
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function resizeMasonryItem(item) {
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/* Get the grid object, its row-gap, and the size of its implicit rows */
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const grid = document.getElementsByClassName('classifieds-columns')[0];
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const rowGap = parseInt(
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window.getComputedStyle(grid).getPropertyValue('grid-row-gap'),
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10,
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);
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const rowHeight = parseInt(
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window.getComputedStyle(grid).getPropertyValue('grid-auto-rows'),
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10,
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);
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const rowSpan = Math.ceil(
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(item.querySelector('.listing-content').getBoundingClientRect().height +
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rowGap) /
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(rowHeight + rowGap),
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);
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/* Set the spanning as calculated above (S) */
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// eslint-disable-next-line no-param-reassign
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item.style.gridRowEnd = `span ${rowSpan}`;
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}
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function resizeAllMasonryItems() {
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// Get all item class objects in one list
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const allItems = document.getElementsByClassName('single-classified-listing');
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/*
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* Loop through the above list and execute the spanning function to
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* each list-item (i.e. each masonry item)
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*/
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// eslint-disable-next-line vars-on-top
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for (let i = 0; i < allItems.length; i += 1) {
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resizeMasonryItem(allItems[i]);
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}
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}
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export class Listings extends Component {
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state = {
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listings: [],
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query: '',
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tags: [],
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category: '',
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allCategories: [],
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initialFetch: true,
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currentUserId: null,
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openedListing: null,
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message: '',
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slug: null,
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page: 0,
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showNextPageButt: false,
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};
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componentWillMount() {
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const params = this.getQueryParams();
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const t = this;
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const algoliaId = document.querySelector("meta[name='algolia-public-id']")
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.content;
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const algoliaKey = document.querySelector("meta[name='algolia-public-key']")
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.content;
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const env = document.querySelector("meta[name='environment']").content;
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const client = algoliasearch(algoliaId, algoliaKey);
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const index = client.initIndex(`ClassifiedListing_${env}`);
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const container = document.getElementById('classifieds-index-container');
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const category = container.dataset.category || '';
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const allCategories = JSON.parse(container.dataset.allcategories || []);
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let tags = [];
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if (params.t) {
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tags = params.t.split(',');
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}
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const query = params.q || '';
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let listings = [];
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if (tags.length === 0 && query === '') {
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listings = JSON.parse(container.dataset.listings);
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}
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let openedListing = null;
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let slug = null;
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if (container.dataset.displayedlisting) {
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openedListing = JSON.parse(container.dataset.displayedlisting);
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({ slug } = openedListing);
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document.body.classList.add('modal-open');
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}
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t.setState({
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query,
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tags,
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index,
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category,
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allCategories,
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listings,
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openedListing,
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slug,
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});
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t.listingSearch(query, tags, category, slug);
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t.setUser();
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document.body.addEventListener('keydown', t.handleKeyDown);
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/*
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The width of the columns also changes when the browser is resized
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so we will also call this function on window resize to recalculate
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each grid item's height to avoid content overflow
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*/
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window.addEventListener('resize', resizeAllMasonryItems);
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}
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componentDidUpdate() {
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this.triggerMasonry();
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}
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componentWillUnmount() {
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document.body.removeEventListener('keydown', this.handleKeyDown);
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}
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addTag = (e, tag) => {
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e.preventDefault();
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const { query, tags, category } = this.state;
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const newTags = tags;
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if (newTags.indexOf(tag) === -1) {
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newTags.push(tag);
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}
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this.setState({ tags: newTags, page: 0, listings: [] });
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this.listingSearch(query, newTags, category, null);
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window.scroll(0, 0);
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};
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removeTag = (e, tag) => {
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e.preventDefault();
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const { query, tags, category } = this.state;
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const newTags = tags;
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const index = newTags.indexOf(tag);
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if (newTags.indexOf(tag) > -1) {
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newTags.splice(index, 1);
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}
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this.setState({ tags: newTags, page: 0, listings: [] });
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this.listingSearch(query, newTags, category, null);
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};
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selectCategory = (e, cat) => {
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e.preventDefault();
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const { query, tags } = this.state;
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this.setState({ category: cat, page: 0, listings: [] });
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this.listingSearch(query, tags, cat, null);
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};
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handleKeyDown = e => {
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// Enable Escape key to close an open listing.
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this.handleCloseModal(e);
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};
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handleCloseModal = e => {
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const { openedListing } = this.state;
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if (
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(openedListing !== null && e.key === 'Escape') ||
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e.target.id === 'single-classified-listing-container__inner' ||
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e.target.id === 'classified-filters' ||
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e.target.id === 'classified-listings-modal-background'
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) {
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const { query, tags, category } = this.state;
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this.setState({ openedListing: null, page: 0 });
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this.setLocation(query, tags, category, null);
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document.body.classList.remove('modal-open');
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}
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};
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handleOpenModal = (e, listing) => {
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e.preventDefault();
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this.setState({ openedListing: listing });
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window.history.replaceState(
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null,
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null,
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`/listings/${listing.category}/${listing.slug}`,
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);
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this.setLocation(null, null, listing.category, listing.slug);
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document.body.classList.add('modal-open');
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};
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handleDraftingMessage = e => {
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e.preventDefault();
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this.setState({ message: e.target.value });
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};
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handleSubmitMessage = e => {
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e.preventDefault();
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const { message, openedListing } = this.state;
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if (message.replace(/\s/g, '').length === 0) {
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return;
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}
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const formData = new FormData();
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formData.append('user_id', openedListing.user_id);
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formData.append('message', `**re: ${openedListing.title}** ${message}`);
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formData.append('controller', 'chat_channels');
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const destination = `/connect/@${openedListing.author.username}`;
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const metaTag = document.querySelector("meta[name='csrf-token']");
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window
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.fetch('/chat_channels/create_chat', {
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method: 'POST',
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headers: {
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'X-CSRF-Token': metaTag.getAttribute('content'),
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},
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body: formData,
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credentials: 'same-origin',
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})
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.then(() => {
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window.location.href = destination;
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});
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};
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handleQuery = e => {
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const { tags, category } = this.state;
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this.setState({ query: e.target.value, page: 0, listings: [] });
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this.listingSearch(e.target.value, tags, category, null);
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};
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clearQuery = () => {
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const { tags, category } = this.state;
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document.getElementById('listings-search').value = '';
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this.setState({ query: '', page: 0, listings: [] });
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this.listingSearch('', tags, category, null);
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};
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getQueryParams = () => {
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let qs = document.location.search;
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qs = qs.split('+').join(' ');
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const params = {};
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let tokens;
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const re = /[?&]?([^=]+)=([^&]*)/g;
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// eslint-disable-next-line no-cond-assign
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while ((tokens = re.exec(qs))) {
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params[decodeURIComponent(tokens[1])] = decodeURIComponent(tokens[2]);
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}
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return params;
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};
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loadNextPage = () => {
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const { query, tags, category, slug, page } = this.state;
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this.setState({ page: page + 1 });
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this.listingSearch(query, tags, category, slug);
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};
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setUser = () => {
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const t = this;
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setTimeout(() => {
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if (window.currentUser && t.state.currentUserId === null) {
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t.setState({ currentUserId: window.currentUser.id });
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}
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}, 300);
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setTimeout(() => {
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if (window.currentUser && t.state.currentUserId === null) {
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t.setState({ currentUserId: window.currentUser.id });
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}
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}, 1000);
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};
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triggerMasonry = () => {
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resizeAllMasonryItems();
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setTimeout(resizeAllMasonryItems, 1);
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setTimeout(resizeAllMasonryItems, 3);
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};
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setLocation = (query, tags, category, slug) => {
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let newLocation = '';
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if (slug) {
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newLocation = `/listings/${category}/${slug}`;
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} else if (query.length > 0 && tags.length > 0) {
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newLocation = `/listings/${category}?q=${query}&t=${tags}`;
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} else if (query.length > 0) {
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newLocation = `/listings/${category}?q=${query}`;
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} else if (tags.length > 0) {
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newLocation = `/listings/${category}?t=${tags}`;
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} else if (category.length > 0) {
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newLocation = `/listings/${category}`;
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} else {
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newLocation = '/listings';
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}
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window.history.replaceState(null, null, newLocation);
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};
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listingSearch(query, tags, category, slug) {
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const t = this;
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const { index, page, listings } = t.state;
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const filterObject = { tagFilters: tags, hitsPerPage: 75, page };
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if (category.length > 0) {
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filterObject.filters = `category:${category}`;
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}
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index.search(query, filterObject).then(function searchDone(content) {
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const fullListings = listings;
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content.hits.forEach(listing => {
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if (listing.bumped_at) {
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if (!listings.map(l => l.id).includes(listing.id)) {
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fullListings.push(listing);
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}
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}
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});
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t.setState({
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listings: fullListings,
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initialFetch: false,
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showNextPageButt: content.hits.length === 75,
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});
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});
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this.setLocation(query, tags, category, slug);
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}
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render() {
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const {
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listings,
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query,
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tags,
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category,
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allCategories,
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currentUserId,
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openedListing,
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showNextPageButt,
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initialFetch,
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message,
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} = this.state;
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const allListings = listings.map(listing => (
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<SingleListing
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onAddTag={this.addTag}
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onChangeCategory={this.selectCategory}
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listing={listing}
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currentUserId={currentUserId}
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onOpenModal={this.handleOpenModal}
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isOpen={false}
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/>
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));
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const selectedTags = tags.map(tag => (
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<span className="classified-tag">
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<a
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href="/listings?tags="
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className="tag-name"
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onClick={e => this.removeTag(e, tag)}
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data-no-instant
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>
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<span>{tag}</span>
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<span
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className="tag-close"
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onClick={e => this.removeTag(e, tag)}
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data-no-instant
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role="button"
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onKeyPress={e => e.key === 'Enter' && this.removeTag(e, tag)}
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tabIndex="0"
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>
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×
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</span>
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</a>
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</span>
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));
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const categoryLinks = allCategories.map(cat => (
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<a
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href={`/listings/${cat.slug}`}
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className={cat.slug === category ? 'selected' : ''}
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onClick={e => this.selectCategory(e, cat.slug)}
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data-no-instant
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>
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{cat.name}
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</a>
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));
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let nextPageButt = '';
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if (showNextPageButt) {
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nextPageButt = (
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<div className="classifieds-load-more-button">
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<button onClick={e => this.loadNextPage(e)} type="button">
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Load More Listings
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</button>
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</div>
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);
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}
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const clearQueryButton =
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query.length > 0 ? (
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<button
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type="button"
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className="classified-search-clear"
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onClick={this.clearQuery}
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>
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×
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</button>
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) : (
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''
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);
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let modal = '';
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let modalBg = '';
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let messageModal = '';
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if (openedListing) {
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modalBg = (
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<div
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className="classified-listings-modal-background"
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onClick={this.handleCloseModal}
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role="presentation"
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id="classified-listings-modal-background"
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/>
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);
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if (openedListing.contact_via_connect) {
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messageModal = (
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<form
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id="listings-message-form"
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className="listings-contact-via-connect"
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onSubmit={this.handleSubmitMessage}
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>
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{openedListing.contact_via_connect &&
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openedListing.user_id !== currentUserId ? (
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<p>
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<b>
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Contact
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{` ${openedListing.author.name} `}
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via DEV Connect
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</b>
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</p>
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) : (
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<p>
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This is your active listing. Any member can contact you via this
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form.
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</p>
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)}
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<textarea
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value={message}
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onChange={this.handleDraftingMessage}
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id="new-message"
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rows="4"
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cols="70"
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placeholder="Enter your message here..."
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/>
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<button type="submit" value="Submit" className="submit-button cta">
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SEND
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</button>
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<p>
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{openedListing.contact_via_connect &&
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openedListing.user_id !== currentUserId ? (
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<em>
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Message must be relevant and on-topic with the listing. All
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private interactions
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<b>must</b>
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abide by the
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{' '}
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<a href="/code-of-conduct">code of conduct</a>
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</em>
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) : (
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<em>
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All private interactions
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<b>must</b>
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abide by the
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{' '}
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<a href="/code-of-conduct">code of conduct</a>
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</em>
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)}
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</p>
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</form>
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);
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}
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modal = (
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<div className="single-classified-listing-container">
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<div
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id="single-classified-listing-container__inner"
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className="single-classified-listing-container__inner"
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onClick={this.handleCloseModal}
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role="button"
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onKeyPress={this.handleCloseModal}
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tabIndex="0"
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>
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<SingleListing
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onAddTag={this.addTag}
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onChangeCategory={this.selectCategory}
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listing={openedListing}
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currentUserId={currentUserId}
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onOpenModal={this.handleOpenModal}
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isOpen
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/>
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{messageModal}
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<a
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href="/about-listings"
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className="single-classified-listing-info-link"
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>
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About DEV Listings
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</a>
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<div className="single-classified-listing-container__spacer" />
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</div>
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</div>
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);
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}
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if (initialFetch) {
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this.triggerMasonry();
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}
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return (
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<div className="listings__container">
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{modalBg}
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<div className="classified-filters" id="classified-filters">
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<div className="classified-filters-categories">
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<a
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href="/listings"
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className={category === '' ? 'selected' : ''}
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onClick={e => this.selectCategory(e, '')}
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data-no-instant
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>
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all
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</a>
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{categoryLinks}
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<a href="/listings/new" className="classified-create-link">
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Create a Listing
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</a>
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<a href="/listings/dashboard" className="classified-create-link">
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Manage Listings
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</a>
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</div>
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<div className="classified-filters-tags" id="classified-filters-tags">
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<input
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type="text"
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placeholder="search"
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id="listings-search"
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autoComplete="off"
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defaultValue={query}
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onKeyUp={e => this.handleQuery(e)}
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/>
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{clearQueryButton}
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{selectedTags}
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</div>
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</div>
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<div className="classifieds-columns" id="classified-listings-results">
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{allListings}
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</div>
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{nextPageButt}
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{modal}
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</div>
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);
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}
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}
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Listings.displayName = 'Classified Listings';
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