feat(catalog): add catalog post previews

src/components/catalog-row/catalog-row.module.css

@@ -83,8 +83,8 @@
   visibility: hidden;
 }
 
-.post:hover .postMenu {
+.postMenuVisible {
-  visibility: visible;
+  visibility: visible !important;
 }
 
 .loadingSkeleton {
@@ -96,3 +96,36 @@
 .fileDeleted {
   image-rendering: pixelated;
 }
+
+.postPreview {
+  background-color: var(--catalog-post-preview-background-color);
+  border-radius: 3px;
+  padding: 5px 8px 4px;
+  z-index: 100000;
+  word-wrap: break-word;
+  white-space: pre-line;
+  max-width: 500px;
+  color: var(--catalog-post-preview-color);
+  font-family: arial, helvetica, sans-serif;
+  font-size: 10pt;
+}
+
+.postPreview .postSubject {
+  font-weight: 700;
+  color: var(--catalog-post-preview-subject-color);
+}
+
+.postPreview .postAuthor {
+  color: var(--catalog-post-preview-author-color);
+  font-weight: 700; 
+}
+
+.postPreview .postLast {
+  color: var(--catalog-post-preview-last-color);
+  font-size: 90%;
+  margin-top: 3px;
+}
+
+.postPreview .capcode {
+  color: var(--catalog-post-preview-author-capcode-color);
+}

src/components/catalog-row/catalog-row.tsx

@@ -1,14 +1,20 @@
-import { Link, useLocation } from 'react-router-dom';
+import { useEffect, useRef } from 'react';
 import { useTranslation } from 'react-i18next';
-import { Comment } from '@plebbit/plebbit-react-hooks';
+import { Link, useLocation } from 'react-router-dom';
-import styles from './catalog-row.module.css';
+import { Comment, useComment } from '@plebbit/plebbit-react-hooks';
+import { useFloating, offset, shift, size, autoUpdate, Placement } from '@floating-ui/react';
 import { getCommentMediaInfo, getHasThumbnail } from '../../lib/utils/media-utils';
+import { getFormattedTimeAgo } from '../../lib/utils/time-utils';
 import { isAllView } from '../../lib/utils/view-utils';
 import useFetchGifFirstFrame from '../../hooks/use-fetch-gif-first-frame';
 import useCountLinksInReplies from '../../hooks/use-count-links-in-replies';
+import useEditCommentPrivileges from '../../hooks/use-author-privileges';
 import PostMenuDesktop from '../post/post-desktop/post-menu-desktop/';
+import styles from './catalog-row.module.css';
+import _ from 'lodash';
 
 import React, { useState } from 'react';
+import { createPortal } from 'react-dom';
 
 interface CatalogPostMediaProps {
   commentMediaInfo: any;
@@ -77,7 +83,8 @@ export const CatalogPostMedia = ({ commentMediaInfo, isOutOfFeed, linkWidth, lin
 
 const CatalogPost = ({ post }: { post: Comment }) => {
   const { t } = useTranslation();
-  const { cid, content, isDescription, isRules, link, linkHeight, linkWidth, locked, pinned, replyCount, subplebbitAddress, title } = post || {};
+  const { author, cid, content, isDescription, isRules, lastChildCid, link, linkHeight, linkWidth, locked, pinned, replyCount, subplebbitAddress, timestamp, title } =
+    post || {};
   const commentMediaInfo = getCommentMediaInfo(post);
   const hasThumbnail = getHasThumbnail(commentMediaInfo, link);
 
@@ -95,8 +102,77 @@ const CatalogPost = ({ post }: { post: Comment }) => {
     </div>
   );
 
+  const [hoveredCid, setHoveredCid] = useState<string | null>(null);
+  const [showPortal, setShowPortal] = useState<boolean>(false);
+  const placementRef = useRef<Placement>('right-start');
+  const availableWidthRef = useRef<number>(0);
+  const timeoutRef = useRef<NodeJS.Timeout | null>(null);
+
+  const { refs, floatingStyles, update } = useFloating({
+    placement: placementRef.current,
+    middleware: [
+      shift({ padding: 10 }),
+      offset({ mainAxis: -7 }),
+      size({
+        apply({ availableWidth, elements }) {
+          availableWidthRef.current = availableWidth;
+          if (availableWidth >= 250) {
+            elements.floating.style.maxWidth = `${availableWidth - 12}px`;
+          } else if (placementRef.current === 'right-start') {
+            placementRef.current = 'left-start';
+          }
+        },
+      }),
+    ],
+    whileElementsMounted: autoUpdate,
+  });
+
+  useEffect(() => {
+    const handleResize = () => {
+      const availableWidth = availableWidthRef.current;
+      if (availableWidth >= 250) {
+        placementRef.current = 'right-start';
+      } else {
+        placementRef.current = 'left-start';
+      }
+      update();
+    };
+
+    window.addEventListener('resize', handleResize);
+    return () => {
+      window.removeEventListener('resize', handleResize);
+    };
+  }, [update]);
+
+  const handleMouseOver = () => {
+    setHoveredCid(cid);
+    timeoutRef.current = setTimeout(() => setShowPortal(true), 250);
+  };
+
+  const handleMouseLeave = () => {
+    setHoveredCid(null);
+    setShowPortal(false);
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+      timeoutRef.current = null;
+    }
+  };
+
+  const lastReply = useComment({ commentCid: lastChildCid });
+
+  const { isCommentAuthorMod: isCatalogPostAuthorMod, commentAuthorRole: catalogPostAuthorRole } = useEditCommentPrivileges({
+    commentAuthorAddress: author?.address,
+    subplebbitAddress,
+  });
+  const { isCommentAuthorMod: isLastReplyAuthorMod, commentAuthorRole: lastReplyAuthorRole } = useEditCommentPrivileges({
+    commentAuthorAddress: lastReply?.author?.address,
+    subplebbitAddress,
+  });
+
   return (
-    <div className={styles.post}>
+    <>
+      <div className={styles.post} ref={refs.setReference}>
+        <div onMouseOver={handleMouseOver} onMouseLeave={handleMouseLeave}>
           {hasThumbnail ? (
             <Link to={postLink}>
               <div className={styles.mediaPaddingWrapper}>
@@ -115,7 +191,7 @@ const CatalogPost = ({ post }: { post: Comment }) => {
                 / L: <b>{linkCount}</b>
               </span>
             )}
-        <span className={styles.postMenu}>
+            <span className={`${styles.postMenu} ${hoveredCid && styles.postMenuVisible}`}>
               <PostMenuDesktop post={post} />
             </span>
           </div>
@@ -126,6 +202,32 @@ const CatalogPost = ({ post }: { post: Comment }) => {
             </div>
           </Link>
         </div>
+      </div>
+      {hoveredCid === cid &&
+        showPortal &&
+        createPortal(
+          <div className={styles.postPreview} ref={refs.setFloating} style={floatingStyles}>
+            <span className={styles.postSubject}>{title}</span>
+            {' by '}
+            <span className={`${styles.postAuthor} ${isCatalogPostAuthorMod && styles.capcode}`}>
+              {author?.displayName || _.capitalize(t('anonymous'))}
+              {isCatalogPostAuthorMod && <span className='capitalize'>{` ## Board ${catalogPostAuthorRole}`}</span>}
+            </span>
+            <span className={styles.postAgo}> {getFormattedTimeAgo(timestamp)}</span>
+            {replyCount > 0 && (
+              <div className={styles.postLast}>
+                Last reply by{' '}
+                <span className={`${styles.postAuthor} ${isLastReplyAuthorMod && styles.capcode}`}>
+                  {lastReply?.author?.displayName || _.capitalize(t('anonymous'))}
+                  {isLastReplyAuthorMod && ` ## Board ${lastReplyAuthorRole}`}
+                </span>
+                <span className={styles.postAgo}> {getFormattedTimeAgo(lastReply?.timestamp)}</span>
+              </div>
+            )}
+          </div>,
+          document.body,
+        )}
+    </>
   );
 };
 

src/components/post/post-desktop/post-desktop.tsx

@@ -9,7 +9,7 @@ import { getFormattedDate } from '../../../lib/utils/time-utils';
 import { isValidURL } from '../../../lib/utils/url-utils';
 import { isAllView, isPendingPostView, isPostPageView, isSubscriptionsView } from '../../../lib/utils/view-utils';
 import useCountLinksInReplies from '../../../hooks/use-count-links-in-replies';
-import useEditCommentPrivileges from '../../../hooks/use-edit-comment-privileges';
+import useEditCommentPrivileges from '../../../hooks/use-author-privileges';
 import useReplies from '../../../hooks/use-replies';
 import useStateString from '../../../hooks/use-state-string';
 import CommentMedia from '../../comment-media';
@@ -248,7 +248,7 @@ const PostDesktop = ({ openReplyModal, post, roles, showAllReplies, showReplies
         <div className={styles.replyQuotePreviewSpacer} />
       )}
       <div className={isHidden ? styles.postDesktopBlocked : ''}>
-        {!isInPostPageView && !isDescription && !isRules && (
+        {!isInPostPageView && !isDescription && !isRules && showReplies && (
           <span className={styles.hideButtonWrapper}>
             <span className={`${styles.hideButton} ${blocked ? styles.unhideThread : styles.hideThread}`} onClick={blocked ? unblock : block} />
           </span>

src/components/post/post-mobile/post-menu-mobile/post-menu-mobile.tsx

@@ -6,7 +6,7 @@ import { autoUpdate, flip, FloatingFocusManager, offset, shift, useClick, useDis
 import styles from './post-menu-mobile.module.css';
 import { getCommentMediaInfo } from '../../../../lib/utils/media-utils';
 import { copyShareLinkToClipboard, isValidURL } from '../../../../lib/utils/url-utils';
-import useEditCommentPrivileges from '../../../../hooks/use-edit-comment-privileges';
+import useEditCommentPrivileges from '../../../../hooks/use-author-privileges';
 import EditMenu from '../../edit-menu/edit-menu';
 
 interface PostMenuMobileProps {

src/components/post/reply-quote-preview/reply-quote-preview.tsx

@@ -2,7 +2,6 @@ import { useEffect, useRef, useState } from 'react';
 import { createPortal } from 'react-dom';
 import { Link } from 'react-router-dom';
 import { Comment } from '@plebbit/plebbit-react-hooks';
-import Plebbit from '@plebbit/plebbit-js/dist/browser/index.js';
 import { useFloating, offset, shift, size, autoUpdate, Placement } from '@floating-ui/react';
 import useIsMobile from '../../../hooks/use-is-mobile';
 import styles from '../post.module.css';
@@ -129,7 +128,7 @@ const DesktopQuotePreview = ({ backlinkReply, quotelinkReply, isBacklinkReply, i
         onMouseOver={() => handleMouseOver(quotelinkReply?.cid)}
         onMouseLeave={() => handleMouseLeave(quotelinkReply?.cid)}
       >
-        {`c/${quotelinkReply?.cid && Plebbit.getShortCid(quotelinkReply.cid)}`}
+        {`c/${quotelinkReply?.shortCid}`}
       </Link>
       <br />
       {hoveredCid === quotelinkReply?.cid &&

src/hooks/use-author-privileges.ts

@@ -1,11 +1,11 @@
 import { useAccount, useSubplebbit } from '@plebbit/plebbit-react-hooks';
 
-interface EditCommentPrivileges {
+interface AuthorPrivilegesProps {
   commentAuthorAddress: string;
   subplebbitAddress: string;
 }
 
-const useEditCommentPrivileges = ({ commentAuthorAddress, subplebbitAddress }: EditCommentPrivileges) => {
+const useAuthorPrivileges = ({ commentAuthorAddress, subplebbitAddress }: AuthorPrivilegesProps) => {
   const accountAuthorAddress = useAccount()?.author?.address;
   const { roles } = useSubplebbit({ subplebbitAddress }) || {};
 
@@ -15,7 +15,7 @@ const useEditCommentPrivileges = ({ commentAuthorAddress, subplebbitAddress }: E
   const isAccountMod = accountAuthorRole === 'admin' || accountAuthorRole === 'owner' || accountAuthorRole === 'moderator';
   const isAccountCommentAuthor = accountAuthorAddress === commentAuthorAddress;
 
-  return { isCommentAuthorMod, isAccountMod, isAccountCommentAuthor };
+  return { isCommentAuthorMod, isAccountMod, isAccountCommentAuthor, commentAuthorRole, accountAuthorRole };
 };
 
-export default useEditCommentPrivileges;
+export default useAuthorPrivileges;

src/index.css

@@ -30,6 +30,10 @@ hr {
   background: var(--reply-highlight-background-color) !important;
 }
 
+.capitalize {
+  text-transform: capitalize;
+}
+
 @media (max-width: 640px) {
   .button {
     font-size: var(--button-font-size-mobile);

src/lib/utils/time-utils.ts

@@ -33,3 +33,38 @@ export const getFormattedDate = (commentTimestamp: number) => {
   }
   return string;
 };
+
+export const getFormattedTimeAgo = (unixTimestamp: number): string => {
+  const currentTime = Date.now() / 1000;
+  const timeDifference = currentTime - unixTimestamp;
+  const t = i18next.t;
+
+  if (timeDifference < 120) {
+    return t('time_1_minute_ago');
+  }
+  if (timeDifference < 3600) {
+    return t('time_x_minutes_ago', { count: Math.floor(timeDifference / 60) });
+  }
+  if (timeDifference < 7200) {
+    return t('time_1_hour_ago');
+  }
+  if (timeDifference < 86400) {
+    return t('time_x_hours_ago', { count: Math.floor(timeDifference / 3600) });
+  }
+  if (timeDifference < 172800) {
+    return t('time_1_day_ago');
+  }
+  if (timeDifference < 2592000) {
+    return t('time_x_days_ago', { count: Math.floor(timeDifference / 86400) });
+  }
+  if (timeDifference < 5184000) {
+    return t('time_1_month_ago');
+  }
+  if (timeDifference < 31104000) {
+    return t('time_x_months_ago', { count: Math.floor(timeDifference / 2592000) });
+  }
+  if (timeDifference < 62208000) {
+    return t('time_1_year_ago');
+  }
+  return t('time_x_years_ago', { count: Math.floor(timeDifference / 31104000) });
+};

src/themes.css

@@ -25,6 +25,12 @@
   --catalog-post-menu-desktop-btn-hover-color: red;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-subject-color: #cc1105;
+  --catalog-post-preview-author-color: #00a550;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #f0e0d6;
@@ -226,6 +232,11 @@
   --catalog-post-menu-desktop-btn-hover-color: #d00;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-author-color: #00a550;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #d6daf0;
@@ -421,6 +432,12 @@
   --catalog-post-menu-desktop-btn-hover-color: red;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-subject-color: #cc1105;
+  --catalog-post-preview-author-color: #00a550;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #f0e0d6;
@@ -590,6 +607,11 @@
   --catalog-post-menu-desktop-btn-hover-color: red;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-author-color: #00a550;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #d6daf0;
@@ -766,12 +788,18 @@
   --catalog-post-menu-desktop-btn-hover-color: #5f89ac;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-subject-color: #b294bb;
+  --catalog-post-preview-author-color: #00a550;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #282a2e;
   --challenge-modal-border: 1px solid #111;
   --challenge-modal-title-background-color: #282a2e;
-  --challenge-modal-title-text-color: #c5c8c6;
+  --challenge-modal-title-text-color: #b0cab9;
   --challenge-modal-title-border: unset;
   --challenge-modal-title-font-size: 10pt;
   --challenge-modal-title-font-weight: 700;
@@ -969,6 +997,10 @@
   --catalog-post-menu-desktop-btn-hover-color: #f30;
   --catalog-post-menu-desktop-btn-opacity: 0.5;
   --catalog-post-menu-desktop-btn-hover-opacity: 1;
+  --catalog-post-preview-background-color: #181f24;
+  --catalog-post-preview-color: #dedede;
+  --catalog-post-preview-last-color: #bbbfbd;
+  --catalog-post-preview-author-capcode-color: purple;
 
   /* challenge modal */
   --challenge-modal-background-color: #ddd;