1 import 'moment/locale/es';
2 import 'moment/locale/el';
3 import 'moment/locale/eu';
4 import 'moment/locale/eo';
5 import 'moment/locale/de';
6 import 'moment/locale/zh-cn';
7 import 'moment/locale/fr';
8 import 'moment/locale/sv';
9 import 'moment/locale/ru';
10 import 'moment/locale/nl';
11 import 'moment/locale/it';
12 import 'moment/locale/fi';
13 import 'moment/locale/ca';
14 import 'moment/locale/fa';
15 import 'moment/locale/pl';
16 import 'moment/locale/pt-br';
17 import 'moment/locale/ja';
18 import 'moment/locale/ka';
19 import 'moment/locale/hi';
20 import 'moment/locale/gl';
21 import 'moment/locale/tr';
22 import 'moment/locale/hu';
23 import 'moment/locale/uk';
24 import 'moment/locale/sq';
25 import 'moment/locale/km';
26 import 'moment/locale/ga';
27 import 'moment/locale/sr';
28 import 'moment/locale/ko';
29 import 'moment/locale/da';
34 CommentNode as CommentNodeI,
42 WebSocketJsonResponse,
47 } from 'lemmy-js-client';
49 import { CommentSortType, DataType, IsoData } from './interfaces';
50 import { UserService, WebSocketService } from './services';
54 Tribute = require('tributejs');
56 import markdown_it from 'markdown-it';
57 import markdown_it_sub from 'markdown-it-sub';
58 import markdown_it_sup from 'markdown-it-sup';
59 import markdownitEmoji from 'markdown-it-emoji/light';
60 import markdown_it_container from 'markdown-it-container';
61 import emojiShortName from 'emoji-short-name';
62 import Toastify from 'toastify-js';
63 import tippy from 'tippy.js';
64 import moment from 'moment';
65 import { Subscription } from 'rxjs';
66 import { retryWhen, delay, take } from 'rxjs/operators';
68 export const favIconUrl = '/static/assets/favicon.svg';
69 export const favIconPngUrl = '/static/assets/apple-touch-icon.png';
71 // export const defaultFavIcon = `${window.location.protocol}//${window.location.host}${favIconPngUrl}`;
72 export const defaultFavIcon = 'test';
73 export const repoUrl = 'https://github.com/LemmyNet';
74 export const joinLemmyUrl = 'https://join.lemmy.ml';
75 export const supportLemmyUrl = 'https://join.lemmy.ml/sponsors';
76 export const helpGuideUrl = '/docs/about/guide.html';
77 export const markdownHelpUrl = `${helpGuideUrl}#markdown-guide`;
78 export const sortingHelpUrl = `${helpGuideUrl}#sorting`;
79 export const archiveUrl = 'https://archive.is';
80 export const elementUrl = 'https://element.io/';
82 export const postRefetchSeconds: number = 60 * 1000;
83 export const fetchLimit: number = 20;
84 export const mentionDropdownFetchLimit = 10;
86 export const languages = [
87 { code: 'ca', name: 'Català' },
88 { code: 'en', name: 'English' },
89 { code: 'el', name: 'Ελληνικά' },
90 { code: 'eu', name: 'Euskara' },
91 { code: 'eo', name: 'Esperanto' },
92 { code: 'es', name: 'Español' },
93 { code: 'da', name: 'Dansk' },
94 { code: 'de', name: 'Deutsch' },
95 { code: 'ga', name: 'Gaeilge' },
96 { code: 'gl', name: 'Galego' },
97 { code: 'hu', name: 'Magyar Nyelv' },
98 { code: 'ka', name: 'ქართული ენა' },
99 { code: 'ko', name: '한국어' },
100 { code: 'km', name: 'ភាសាខ្មែរ' },
101 { code: 'hi', name: 'मानक हिन्दी' },
102 { code: 'fa', name: 'فارسی' },
103 { code: 'ja', name: '日本語' },
104 { code: 'pl', name: 'Polski' },
105 { code: 'pt_BR', name: 'Português Brasileiro' },
106 { code: 'zh', name: '中文' },
107 { code: 'fi', name: 'Suomi' },
108 { code: 'fr', name: 'Français' },
109 { code: 'sv', name: 'Svenska' },
110 { code: 'sq', name: 'Shqip' },
111 { code: 'sr_Latn', name: 'srpski' },
112 { code: 'tr', name: 'Türkçe' },
113 { code: 'uk', name: 'Українська Mова' },
114 { code: 'ru', name: 'Русский' },
115 { code: 'nl', name: 'Nederlands' },
116 { code: 'it', name: 'Italiano' },
119 export const themes = [
135 const DEFAULT_ALPHABET =
136 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
138 function getRandomCharFromAlphabet(alphabet: string): string {
139 return alphabet.charAt(Math.floor(Math.random() * alphabet.length));
142 export function randomStr(
143 idDesiredLength: number = 20,
144 alphabet = DEFAULT_ALPHABET
147 * Create n-long array and map it to random chars from given alphabet.
148 * Then join individual chars as string
150 return Array.from({ length: idDesiredLength })
152 return getRandomCharFromAlphabet(alphabet);
157 export function wsJsonToRes(msg: WebSocketJsonResponse): WebSocketResponse {
158 let opStr: string = msg.op;
160 op: UserOperation[opStr],
165 export const md = new markdown_it({
170 .use(markdown_it_sub)
171 .use(markdown_it_sup)
172 .use(markdown_it_container, 'spoiler', {
173 validate: function (params: any) {
174 return params.trim().match(/^spoiler\s+(.*)$/);
177 render: function (tokens: any, idx: any) {
178 var m = tokens[idx].info.trim().match(/^spoiler\s+(.*)$/);
180 if (tokens[idx].nesting === 1) {
182 return `<details><summary> ${md.utils.escapeHtml(m[1])} </summary>\n`;
185 return '</details>\n';
189 .use(markdownitEmoji, {
190 defs: objectFlip(emojiShortName),
193 export function hotRankComment(comment: Comment): number {
194 return hotRank(comment.score, comment.published);
197 export function hotRankPost(post: Post): number {
198 return hotRank(post.score, post.newest_activity_time);
201 export function hotRank(score: number, timeStr: string): number {
202 // Rank = ScaleFactor * sign(Score) * log(1 + abs(Score)) / (Time + 2)^Gravity
203 let date: Date = new Date(timeStr + 'Z'); // Add Z to convert from UTC date
204 let now: Date = new Date();
205 let hoursElapsed: number = (now.getTime() - date.getTime()) / 36e5;
208 (10000 * Math.log10(Math.max(1, 3 + score))) /
209 Math.pow(hoursElapsed + 2, 1.8);
211 // console.log(`Comment: ${comment.content}\nRank: ${rank}\nScore: ${comment.score}\nHours: ${hoursElapsed}`);
216 export function mdToHtml(text: string) {
217 return { __html: md.render(text) };
220 export function getUnixTime(text: string): number {
221 return text ? new Date(text).getTime() / 1000 : undefined;
224 export function addTypeInfo<T>(
227 ): { type_: string; data: T }[] {
228 return arr.map(e => {
229 return { type_: name, data: e };
233 export function canMod(
237 onSelf: boolean = false
239 // You can do moderator actions only on the mods added after you.
241 let yourIndex = modIds.findIndex(id => id == user.id);
242 if (yourIndex == -1) {
245 // onSelf +1 on mod actions not for yourself, IE ban, remove, etc
246 modIds = modIds.slice(0, yourIndex + (onSelf ? 0 : 1));
247 return !modIds.includes(creator_id);
254 export function isMod(modIds: number[], creator_id: number): boolean {
255 return modIds.includes(creator_id);
258 const imageRegex = new RegExp(
259 /(http)?s?:?(\/\/[^"']*\.(?:jpg|jpeg|gif|png|svg|webp))/
261 const videoRegex = new RegExp(`(http)?s?:?(\/\/[^"']*\.(?:mp4))`);
263 export function isImage(url: string) {
264 return imageRegex.test(url);
267 export function isVideo(url: string) {
268 return videoRegex.test(url);
271 export function validURL(str: string) {
272 return !!new URL(str);
275 export function communityRSSUrl(actorId: string, sort: string): string {
276 let url = new URL(actorId);
277 return `${url.origin}/feeds${url.pathname}.xml?sort=${sort}`;
280 export function validEmail(email: string) {
281 let re = /^(([^\s"(),.:;<>@[\\\]]+(\.[^\s"(),.:;<>@[\\\]]+)*)|(".+"))@((\[(?:\d{1,3}\.){3}\d{1,3}])|(([\dA-Za-z\-]+\.)+[A-Za-z]{2,}))$/;
282 return re.test(String(email).toLowerCase());
285 export function capitalizeFirstLetter(str: string): string {
286 return str.charAt(0).toUpperCase() + str.slice(1);
289 export function routeSortTypeToEnum(sort: string): SortType {
290 return SortType[sort];
293 export function routeListingTypeToEnum(type: string): ListingType {
294 return ListingType[type];
297 export function routeDataTypeToEnum(type: string): DataType {
298 return DataType[capitalizeFirstLetter(type)];
301 export function routeSearchTypeToEnum(type: string): SearchType {
302 return SearchType[type];
305 export async function getPageTitle(url: string) {
306 let res = await fetch(`/iframely/oembed?url=${url}`).then(res => res.json());
307 let title = await res.title;
311 export function debounce(
314 immediate: boolean = false
316 // 'private' variable for instance
317 // The returned function will be able to reference this due to closure.
318 // Each call to the returned function will share this common timer.
321 // Calling debounce returns a new anonymous function
323 // reference the context and args for the setTimeout function
327 // Should the function be called now? If immediate is true
328 // and not already in a timeout then the answer is: Yes
329 var callNow = immediate && !timeout;
331 // This is the basic debounce behaviour where you can call this
332 // function several times, but it will only execute once
333 // [before or after imposing a delay].
334 // Each time the returned function is called, the timer starts over.
335 clearTimeout(timeout);
337 // Set the new timeout
338 timeout = setTimeout(function () {
339 // Inside the timeout function, clear the timeout variable
340 // which will let the next execution run when in 'immediate' mode
343 // Check if the function already ran with the immediate flag
345 // Call the original function with apply
346 // apply lets you define the 'this' object as well as the arguments
347 // (both captured before setTimeout)
348 func.apply(context, args);
352 // Immediate mode and no wait timer? Execute the function..
353 if (callNow) func.apply(context, args);
358 export function getLanguage(override?: string): string {
359 let user = UserService.Instance.user;
360 let lang = override || (user && user.lang ? user.lang : 'browser');
362 if (lang == 'browser' && isBrowser()) {
363 return getBrowserLanguage();
370 export function getBrowserLanguage(): string {
371 return navigator.language;
374 export function getMomentLanguage(): string {
375 let lang = getLanguage();
376 if (lang.startsWith('zh')) {
378 } else if (lang.startsWith('sv')) {
380 } else if (lang.startsWith('fr')) {
382 } else if (lang.startsWith('de')) {
384 } else if (lang.startsWith('ru')) {
386 } else if (lang.startsWith('es')) {
388 } else if (lang.startsWith('eo')) {
390 } else if (lang.startsWith('nl')) {
392 } else if (lang.startsWith('it')) {
394 } else if (lang.startsWith('fi')) {
396 } else if (lang.startsWith('ca')) {
398 } else if (lang.startsWith('fa')) {
400 } else if (lang.startsWith('pl')) {
402 } else if (lang.startsWith('pt')) {
404 } else if (lang.startsWith('ja')) {
406 } else if (lang.startsWith('ka')) {
408 } else if (lang.startsWith('hi')) {
410 } else if (lang.startsWith('el')) {
412 } else if (lang.startsWith('eu')) {
414 } else if (lang.startsWith('gl')) {
416 } else if (lang.startsWith('tr')) {
418 } else if (lang.startsWith('hu')) {
420 } else if (lang.startsWith('uk')) {
422 } else if (lang.startsWith('sq')) {
424 } else if (lang.startsWith('km')) {
426 } else if (lang.startsWith('ga')) {
428 } else if (lang.startsWith('sr')) {
430 } else if (lang.startsWith('ko')) {
432 } else if (lang.startsWith('da')) {
440 export function setTheme(theme: string, forceReload: boolean = false) {
444 if (theme === 'browser' && !forceReload) {
447 // This is only run on a force reload
448 if (theme == 'browser') {
452 // Unload all the other themes
453 for (var i = 0; i < themes.length; i++) {
454 let styleSheet = document.getElementById(themes[i]);
456 styleSheet.setAttribute('disabled', 'disabled');
461 .getElementById('default-light')
462 ?.setAttribute('disabled', 'disabled');
463 document.getElementById('default-dark')?.setAttribute('disabled', 'disabled');
465 // Load the theme dynamically
466 let cssLoc = `/static/assets/css/themes/${theme}.min.css`;
467 loadCss(theme, cssLoc);
468 document.getElementById(theme).removeAttribute('disabled');
471 export function loadCss(id: string, loc: string) {
472 if (!document.getElementById(id)) {
473 var head = document.getElementsByTagName('head')[0];
474 var link = document.createElement('link');
476 link.rel = 'stylesheet';
477 link.type = 'text/css';
480 head.appendChild(link);
484 export function objectFlip(obj: any) {
486 Object.keys(obj).forEach(key => {
492 export function showAvatars(): boolean {
494 (UserService.Instance.user && UserService.Instance.user.show_avatars) ||
495 !UserService.Instance.user
499 export function isCakeDay(published: string): boolean {
500 // moment(undefined) or moment.utc(undefined) returns the current date/time
501 // moment(null) or moment.utc(null) returns null
502 const userCreationDate = moment.utc(published || null).local();
503 const currentDate = moment(new Date());
506 userCreationDate.date() === currentDate.date() &&
507 userCreationDate.month() === currentDate.month() &&
508 userCreationDate.year() !== currentDate.year()
512 export function isCommentType(
513 item: Comment | PrivateMessage | Post
516 (item as Comment).community_id !== undefined &&
517 (item as Comment).content !== undefined
521 export function isPostType(
522 item: Comment | PrivateMessage | Post
524 return (item as Post).stickied !== undefined;
527 export function toast(text: string, background: string = 'success') {
529 let backgroundColor = `var(--${background})`;
532 backgroundColor: backgroundColor,
539 export function pictrsDeleteToast(
540 clickToDeleteText: string,
541 deletePictureText: string,
545 let backgroundColor = `var(--light)`;
546 let toast = Toastify({
547 text: clickToDeleteText,
548 backgroundColor: backgroundColor,
554 window.location.replace(deleteUrl);
555 alert(deletePictureText);
564 interface NotifyInfo {
571 export function messageToastify(info: NotifyInfo, router: any) {
573 let htmlBody = info.body ? md.render(info.body) : '';
574 let backgroundColor = `var(--light)`;
576 let toast = Toastify({
577 text: `${htmlBody}<br />${info.name}`,
579 backgroundColor: backgroundColor,
580 className: 'text-dark',
588 router.history.push(info.link);
595 export function notifyPost(post: Post, router: any) {
596 let info: NotifyInfo = {
597 name: post.community_name,
598 icon: post.community_icon ? post.community_icon : defaultFavIcon,
599 link: `/post/${post.id}`,
602 notify(info, router);
605 export function notifyComment(comment: Comment, router: any) {
606 let info: NotifyInfo = {
607 name: comment.creator_name,
608 icon: comment.creator_avatar ? comment.creator_avatar : defaultFavIcon,
609 link: `/post/${comment.post_id}/comment/${comment.id}`,
610 body: comment.content,
612 notify(info, router);
615 export function notifyPrivateMessage(pm: PrivateMessage, router: any) {
616 let info: NotifyInfo = {
617 name: pm.creator_name,
618 icon: pm.creator_avatar ? pm.creator_avatar : defaultFavIcon,
622 notify(info, router);
625 function notify(info: NotifyInfo, router: any) {
626 messageToastify(info, router);
628 if (Notification.permission !== 'granted') Notification.requestPermission();
630 var notification = new Notification(info.name, {
635 notification.onclick = () => {
636 event.preventDefault();
637 router.history.push(info.link);
642 export function setupTribute() {
644 noMatchTemplate: function () {
651 menuItemTemplate: (item: any) => {
652 let shortName = `:${item.original.key}:`;
653 return `${item.original.val} ${shortName}`;
655 selectTemplate: (item: any) => {
656 return `:${item.original.key}:`;
658 values: Object.entries(emojiShortName).map(e => {
659 return { key: e[1], val: e[0] };
662 autocompleteMode: true,
664 // menuItemLimit: mentionDropdownFetchLimit,
665 menuShowMinLength: 2,
670 selectTemplate: (item: any) => {
671 let link = item.original.local
672 ? `[${item.original.key}](/u/${item.original.name})`
673 : `[${item.original.key}](/user/${item.original.id})`;
676 values: (text: string, cb: any) => {
677 userSearch(text, (users: any) => cb(users));
680 autocompleteMode: true,
682 // menuItemLimit: mentionDropdownFetchLimit,
683 menuShowMinLength: 2,
689 selectTemplate: (item: any) => {
690 let link = item.original.local
691 ? `[${item.original.key}](/c/${item.original.name})`
692 : `[${item.original.key}](/community/${item.original.id})`;
695 values: (text: string, cb: any) => {
696 communitySearch(text, (communities: any) => cb(communities));
699 autocompleteMode: true,
701 // menuItemLimit: mentionDropdownFetchLimit,
702 menuShowMinLength: 2,
710 tippyInstance = tippy('[data-tippy-content]');
713 export function setupTippy() {
715 tippyInstance.forEach(e => e.destroy());
716 tippyInstance = tippy('[data-tippy-content]', {
718 // Display on "long press"
719 touch: ['hold', 500],
724 function userSearch(text: string, cb: any) {
726 let form: SearchForm = {
728 type_: SearchType.Users,
729 sort: SortType.TopAll,
731 limit: mentionDropdownFetchLimit,
734 WebSocketService.Instance.search(form);
736 let userSub = WebSocketService.Instance.subject.subscribe(
738 let res = wsJsonToRes(msg);
739 if (res.op == UserOperation.Search) {
740 let data = res.data as SearchResponse;
741 let users = data.users.map(u => {
743 key: `@${u.name}@${hostname(u.actor_id)}`,
750 userSub.unsubscribe();
753 err => console.error(err),
754 () => console.log('complete')
761 function communitySearch(text: string, cb: any) {
763 let form: SearchForm = {
765 type_: SearchType.Communities,
766 sort: SortType.TopAll,
768 limit: mentionDropdownFetchLimit,
771 WebSocketService.Instance.search(form);
773 let communitySub = WebSocketService.Instance.subject.subscribe(
775 let res = wsJsonToRes(msg);
776 if (res.op == UserOperation.Search) {
777 let data = res.data as SearchResponse;
778 let communities = data.communities.map(c => {
780 key: `!${c.name}@${hostname(c.actor_id)}`,
787 communitySub.unsubscribe();
790 err => console.error(err),
791 () => console.log('complete')
798 export function getListingTypeFromProps(props: any): ListingType {
799 return props.match.params.listing_type
800 ? routeListingTypeToEnum(props.match.params.listing_type)
801 : UserService.Instance.user
802 ? Object.values(ListingType)[UserService.Instance.user.default_listing_type]
806 // TODO might need to add a user setting for this too
807 export function getDataTypeFromProps(props: any): DataType {
808 return props.match.params.data_type
809 ? routeDataTypeToEnum(props.match.params.data_type)
813 export function getSortTypeFromProps(props: any): SortType {
814 return props.match.params.sort
815 ? routeSortTypeToEnum(props.match.params.sort)
816 : UserService.Instance.user
817 ? Object.values(SortType)[UserService.Instance.user.default_sort_type]
821 export function getPageFromProps(props: any): number {
822 return props.match.params.page ? Number(props.match.params.page) : 1;
825 export function getRecipientIdFromProps(props: any): number {
826 return props.match.params.recipient_id
827 ? Number(props.match.params.recipient_id)
831 export function getIdFromProps(props: any): number {
832 return Number(props.match.params.id);
835 export function getCommentIdFromProps(props: any): number {
836 return Number(props.match.params.comment_id);
839 export function getUsernameFromProps(props: any): string {
840 return props.match.params.username;
843 export function editCommentRes(data: CommentResponse, comments: Comment[]) {
844 let found = comments.find(c => c.id == data.comment.id);
846 found.content = data.comment.content;
847 found.updated = data.comment.updated;
848 found.removed = data.comment.removed;
849 found.deleted = data.comment.deleted;
850 found.upvotes = data.comment.upvotes;
851 found.downvotes = data.comment.downvotes;
852 found.score = data.comment.score;
856 export function saveCommentRes(data: CommentResponse, comments: Comment[]) {
857 let found = comments.find(c => c.id == data.comment.id);
859 found.saved = data.comment.saved;
863 export function createCommentLikeRes(
864 data: CommentResponse,
867 let found: Comment = comments.find(c => c.id === data.comment.id);
869 found.score = data.comment.score;
870 found.upvotes = data.comment.upvotes;
871 found.downvotes = data.comment.downvotes;
872 if (data.comment.my_vote !== null) {
873 found.my_vote = data.comment.my_vote;
878 export function createPostLikeFindRes(data: PostResponse, posts: Post[]) {
879 let found = posts.find(c => c.id == data.post.id);
881 createPostLikeRes(data, found);
885 export function createPostLikeRes(data: PostResponse, post: Post) {
887 post.score = data.post.score;
888 post.upvotes = data.post.upvotes;
889 post.downvotes = data.post.downvotes;
890 if (data.post.my_vote !== null) {
891 post.my_vote = data.post.my_vote;
896 export function editPostFindRes(data: PostResponse, posts: Post[]) {
897 let found = posts.find(c => c.id == data.post.id);
899 editPostRes(data, found);
903 export function editPostRes(data: PostResponse, post: Post) {
905 post.url = data.post.url;
906 post.name = data.post.name;
907 post.nsfw = data.post.nsfw;
908 post.deleted = data.post.deleted;
909 post.removed = data.post.removed;
910 post.stickied = data.post.stickied;
911 post.body = data.post.body;
912 post.locked = data.post.locked;
913 post.saved = data.post.saved;
917 export function commentsToFlatNodes(comments: Comment[]): CommentNodeI[] {
918 let nodes: CommentNodeI[] = [];
919 for (let comment of comments) {
920 nodes.push({ comment: comment });
925 export function commentSort(tree: CommentNodeI[], sort: CommentSortType) {
926 // First, put removed and deleted comments at the bottom, then do your other sorts
927 if (sort == CommentSortType.Top) {
930 +a.comment.removed - +b.comment.removed ||
931 +a.comment.deleted - +b.comment.deleted ||
932 b.comment.score - a.comment.score
934 } else if (sort == CommentSortType.New) {
937 +a.comment.removed - +b.comment.removed ||
938 +a.comment.deleted - +b.comment.deleted ||
939 b.comment.published.localeCompare(a.comment.published)
941 } else if (sort == CommentSortType.Old) {
944 +a.comment.removed - +b.comment.removed ||
945 +a.comment.deleted - +b.comment.deleted ||
946 a.comment.published.localeCompare(b.comment.published)
948 } else if (sort == CommentSortType.Hot) {
951 +a.comment.removed - +b.comment.removed ||
952 +a.comment.deleted - +b.comment.deleted ||
953 hotRankComment(b.comment) - hotRankComment(a.comment)
957 // Go through the children recursively
958 for (let node of tree) {
960 commentSort(node.children, sort);
965 export function commentSortSortType(tree: CommentNodeI[], sort: SortType) {
966 commentSort(tree, convertCommentSortType(sort));
969 function convertCommentSortType(sort: SortType): CommentSortType {
971 sort == SortType.TopAll ||
972 sort == SortType.TopDay ||
973 sort == SortType.TopWeek ||
974 sort == SortType.TopMonth ||
975 sort == SortType.TopYear
977 return CommentSortType.Top;
978 } else if (sort == SortType.New) {
979 return CommentSortType.New;
980 } else if (sort == SortType.Hot || sort == SortType.Active) {
981 return CommentSortType.Hot;
983 return CommentSortType.Hot;
987 export function postSort(
990 communityType: boolean
992 // First, put removed and deleted comments at the bottom, then do your other sorts
994 sort == SortType.TopAll ||
995 sort == SortType.TopDay ||
996 sort == SortType.TopWeek ||
997 sort == SortType.TopMonth ||
998 sort == SortType.TopYear
1002 +a.removed - +b.removed ||
1003 +a.deleted - +b.deleted ||
1004 (communityType && +b.stickied - +a.stickied) ||
1007 } else if (sort == SortType.New) {
1010 +a.removed - +b.removed ||
1011 +a.deleted - +b.deleted ||
1012 (communityType && +b.stickied - +a.stickied) ||
1013 b.published.localeCompare(a.published)
1015 } else if (sort == SortType.Hot) {
1018 +a.removed - +b.removed ||
1019 +a.deleted - +b.deleted ||
1020 (communityType && +b.stickied - +a.stickied) ||
1021 b.hot_rank - a.hot_rank
1023 } else if (sort == SortType.Active) {
1026 +a.removed - +b.removed ||
1027 +a.deleted - +b.deleted ||
1028 (communityType && +b.stickied - +a.stickied) ||
1029 b.hot_rank_active - a.hot_rank_active
1034 export const colorList: string[] = [
1043 function hsl(num: number) {
1044 return `hsla(${num}, 35%, 50%, 1)`;
1047 // function randomHsl() {
1048 // return `hsla(${Math.random() * 360}, 100%, 50%, 1)`;
1051 export function previewLines(
1053 maxChars: number = 300,
1054 maxLines: number = 1
1060 // Use lines * 2 because markdown requires 2 lines
1061 .slice(0, maxLines * 2)
1066 export function hostname(url: string): string {
1067 let cUrl = new URL(url);
1068 return cUrl.port ? `${cUrl.hostname}:${cUrl.port}` : `${cUrl.hostname}`;
1071 export function validTitle(title?: string): boolean {
1072 // Initial title is null, minimum length is taken care of by textarea's minLength={3}
1073 if (title === null || title.length < 3) return true;
1075 const regex = new RegExp(/.*\S.*/, 'g');
1077 return regex.test(title);
1080 export function siteBannerCss(banner: string): string {
1082 background-image: linear-gradient( rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8) ) ,url("${banner}"); \
1083 background-attachment: fixed; \
1084 background-position: top; \
1085 background-repeat: no-repeat; \
1086 background-size: 100% cover; \
1089 max-height: 100vh; \
1093 export function isBrowser() {
1094 return typeof window !== 'undefined';
1097 export function setAuth(obj: any, auth: string) {
1103 export function setIsoData(context: any): IsoData {
1104 let isoData: IsoData = isBrowser()
1106 : context.router.staticContext;
1110 export function wsSubscribe(parseMessage: any): Subscription {
1112 return WebSocketService.Instance.subject
1113 .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
1115 msg => parseMessage(msg),
1116 err => console.error(err),
1117 () => console.log('complete')
1124 moment.updateLocale('en', {