improved heading and images for markdown

components/comment.js

@@ -72,7 +72,7 @@ export function CommentFlat ({ item, ...props }) {
 }
 
 export default function Comment ({
-  item, children, replyOpen, includeParent,
+  item, children, replyOpen, includeParent, topLevel,
   rootText, noComments, noReply, truncate, depth
 }) {
   const [edit, setEdit] = useState()
@@ -173,7 +173,7 @@ export default function Comment ({
               )
             : (
               <div className={styles.text}>
-                <Text nofollow={item.sats + item.boost < NOFOLLOW_LIMIT}>
+                <Text topLevel={topLevel} nofollow={item.sats + item.boost < NOFOLLOW_LIMIT}>
                   {truncate ? truncateString(item.text) : item.searchText || item.text}
                 </Text>
               </div>

components/discussion-form.js

@@ -62,6 +62,7 @@ export function DiscussionForm ({
         autoFocus
       />
       <MarkdownInput
+        topLevel
         label={<>{textLabel} <small className='text-muted ml-2'>optional</small></>}
         name='text'
         as={TextareaAutosize}

components/form.js

@@ -71,7 +71,7 @@ export function InputSkeleton ({ label, hint }) {
   )
 }
 
-export function MarkdownInput ({ label, groupClassName, ...props }) {
+export function MarkdownInput ({ label, topLevel, groupClassName, ...props }) {
   const [tab, setTab] = useState('write')
   const [, meta] = useField(props)
 
@@ -103,7 +103,7 @@ export function MarkdownInput ({ label, groupClassName, ...props }) {
         </div>
         <div className={tab !== 'preview' ? 'd-none' : 'form-group'}>
           <div className={`${styles.text} form-control`}>
-            {tab === 'preview' && <Text>{meta.value}</Text>}
+            {tab === 'preview' && <Text topLevel={topLevel}>{meta.value}</Text>}
           </div>
         </div>
       </div>

components/item-full.js

@@ -92,14 +92,14 @@ function TopLevelItem ({ item, noReply, ...props }) {
 }
 
 function ItemText ({ item }) {
-  return <Text nofollow={item.sats + item.boost < NOFOLLOW_LIMIT}>{item.searchText || item.text}</Text>
+  return <Text topLevel nofollow={item.sats + item.boost < NOFOLLOW_LIMIT}>{item.searchText || item.text}</Text>
 }
 
 export default function ItemFull ({ item, bio, ...props }) {
   return (
     <>
       {item.parentId
-        ? <Comment item={item} replyOpen includeParent noComments {...props} />
+        ? <Comment topLevel item={item} replyOpen includeParent noComments {...props} />
         : (
           <div className='mt-1'>{
           bio

components/job-form.js

@@ -160,6 +160,7 @@ export default function JobForm ({ item, sub }) {
           />
         </BForm.Row>
         <MarkdownInput
+          topLevel
           label='description'
           name='text'
           as={TextareaAutosize}

components/text.js

@@ -9,6 +9,7 @@ import sub from '../lib/remark-sub'
 import remarkDirective from 'remark-directive'
 import { visit } from 'unist-util-visit'
 import reactStringReplace from 'react-string-replace'
+import { useEffect, useState } from 'react'
 
 function myRemarkPlugin () {
   return (tree) => {
@@ -27,17 +28,18 @@ function myRemarkPlugin () {
   }
 }
 
-export default function Text ({ nofollow, children }) {
+export default function Text ({ topLevel, nofollow, children }) {
   // all the reactStringReplace calls are to facilitate search highlighting
+
   return (
     <div className={styles.text}>
       <ReactMarkdown
         components={{
-          h1: 'h6',
+          h1: ({children, node, ...props}) => topLevel ? <h1 {...props}>{children}</h1> : <h3 {...props}>{children}</h3>,
-          h2: 'h6',
+          h2: ({children, node, ...props}) => topLevel ? <h2 {...props}>{children}</h2> : <h4 {...props}>{children}</h4>,
-          h3: 'h6',
+          h3: ({children, node, ...props}) => topLevel ? <h3 {...props}>{children}</h3> : <h5 {...props}>{children}</h5>,
-          h4: 'h6',
+          h4: ({children, node, ...props}) => topLevel ? <h4 {...props}>{children}</h4> : <h6 {...props}>{children}</h6>,
-          h5: 'h6',
+          h5: ({children, node, ...props}) => topLevel ? <h5 {...props}>{children}</h5> : <h6 {...props}>{children}</h6>,
           h6: 'h6',
           table: ({ node, ...props }) =>
             <div className='table-responsive'>
@@ -79,7 +81,8 @@ export default function Text ({ nofollow, children }) {
                 {children}
               </a>
             )
-          }
+          },
+          img: ({node, ...props}) => <ZoomableImage topLevel={topLevel} {...props}/>
         }}
         remarkPlugins={[gfm, mention, sub, remarkDirective, myRemarkPlugin]}
       >
@@ -88,3 +91,39 @@ export default function Text ({ nofollow, children }) {
     </div>
   )
 }
+
+function ZoomableImage ({ src, topLevel, ...props }) {
+  if (!src) {
+    return null
+  }
+
+  const defaultMediaStyle = {
+    maxHeight: topLevel ? '75vh' : '25vh',
+    cursor: 'zoom-in'
+  }
+
+  // if image changes we need to update state
+  const [mediaStyle, setMediaStyle] = useState(defaultMediaStyle)
+  useEffect(() => {
+    setMediaStyle(defaultMediaStyle)
+  }, [src])
+
+  const handleClick = () => {
+    if (mediaStyle.cursor === 'zoom-in') {
+      setMediaStyle({
+        width: '100%',
+        cursor: 'zoom-out'
+      })
+    } else {
+      setMediaStyle(defaultMediaStyle)
+    }
+  }
+
+  return <img
+        className={topLevel ? styles.topLevel : undefined}
+        style={mediaStyle}
+        src={src}
+        onClick={handleClick}
+        {...props}
+      />
+}

components/text.module.css

@@ -7,9 +7,13 @@
 
 @media screen and (min-width: 767px) {
     .text {
-      line-height: 130%;
+        line-height: 130%;
     }
-  }
+}
+
+.text hr {
+    border-top: 1px solid var(--theme-clickToContextColor);
+}
 
 .text p {
     margin-bottom: .5rem;
@@ -21,21 +25,29 @@
     margin-bottom: .5rem;
 }
 
-.text pre > div {
+.text pre>div {
     margin: 0 !important;
 }
 
-.text > *:last-child {
+.text>*:last-child {
     margin-bottom: 0 !important;
 }
 
-.text blockquote > *:last-child {
+.text blockquote>*:last-child {
     margin-bottom: 0 !important;
 }
 
 .text img {
+    display: block;
+    margin-top: .5rem;
+    border-radius: .4rem;
+    width: min-content;
     max-width: 100%;
-    max-height: 300px;
+}
+
+.text img.topLevel {
+    margin-top: .75rem;
+    margin-bottom: .75rem;
 }
 
 .text table {
@@ -46,4 +58,28 @@
     border-left: 2px solid var(--theme-grey);
     padding-left: 1rem;
     margin: 0 0 0.5rem 0.5rem !important;
+}
+
+.text h1 {
+    font-size: 1.6rem;
+}
+
+.text h2 {
+    font-size: 1.45rem;
+}
+
+.text h3 {
+    font-size: 1.3rem;
+}
+
+.text h4 {
+    font-size: 1.15rem;
+}
+
+.text h5 {
+    font-size: 1rem;
+}
+
+.text h6 {
+    font-size: .85rem;
 }

pages/[name]/index.js

@@ -64,6 +64,7 @@ export function BioForm ({ handleSuccess, bio }) {
         }}
       >
         <MarkdownInput
+          topLevel
           name='bio'
           as={TextareaAutosize}
           minRows={6}