adding replies toggle, filtering out responses that don't have replies

web/components/comments/comments.tsx

@@ -0,0 +1,23 @@
+import clsx from 'clsx'
+import TriangleDownFillIcon from 'web/lib/icons/triangle-down-fill-icon'
+import { Row } from '../layout/row'
+
+export function ReplyToggle(props: {
+  seeReplies: boolean
+  numComments: number
+  onClick: () => void
+}) {
+  const { seeReplies, numComments, onClick } = props
+  return (
+    <button className="text-left text-sm text-indigo-600" onClick={onClick}>
+      <Row className="items-center gap-1">
+        <div>
+          {numComments} {numComments === 1 ? 'Reply' : 'Replies'}
+        </div>
+        <TriangleDownFillIcon
+          className={clsx('h-2 w-2', seeReplies ? 'rotate-180' : '')}
+        />
+      </Row>
+    </button>
+  )
+}

web/components/contract/contract-tabs.tsx

@@ -36,6 +36,7 @@ import {
   usePersistentState,
 } from 'web/hooks/use-persistent-state'
 import { safeLocalStorage } from 'web/lib/util/local'
+import TriangleDownFillIcon from 'web/lib/icons/triangle-down-fill-icon'
 
 export function ContractTabs(props: {
   contract: Contract
@@ -123,24 +124,28 @@ const CommentsTabContent = memo(function CommentsTabContent(props: {
   const topLevelComments = commentsByParent['_'] ?? []
 
   const sortRow = comments.length > 0 && (
-    <Row className="mb-4 items-center">
-      <Button
-        size={'xs'}
-        color={'gray-white'}
-        onClick={() => setSort(sort === 'Newest' ? 'Best' : 'Newest')}
-      >
-        <Tooltip
-          text={
-            sort === 'Best'
-              ? 'Highest tips + bounties first. Your new comments briefly appear to you first.'
-              : ''
-          }
-        >
-          Sort by: {sort}
-        </Tooltip>
-      </Button>
-
+    <Row className="mb-4 items-center justify-end gap-4">
       <BountiedContractSmallBadge contract={contract} showAmount />
+      <Row className="items-center gap-1">
+        <div className="text-greyscale-4 text-sm">Sort by:</div>
+        <button
+          className="text-greyscale-6 w-20 text-sm"
+          onClick={() => setSort(sort === 'Newest' ? 'Best' : 'Newest')}
+        >
+          <Tooltip
+            text={
+              sort === 'Best'
+                ? 'Highest tips + bounties first. Your new comments briefly appear to you first.'
+                : ''
+            }
+          >
+            <Row className="items-center gap-1">
+              {sort}
+              <TriangleDownFillIcon className=" h-2 w-2" />
+            </Row>
+          </Tooltip>
+        </button>
+      </Row>
     </Row>
   )
 
@@ -159,24 +164,32 @@ const CommentsTabContent = memo(function CommentsTabContent(props: {
 
     return (
       <>
-        {sortRow}
-        {sortedAnswers.map((answer) => (
-          <div key={answer.id} className="relative pb-4">
-            <span
-              className="absolute top-5 left-5 -ml-px h-[calc(100%-2rem)] w-0.5 bg-gray-200"
-              aria-hidden="true"
-            />
-            <FeedAnswerCommentGroup
-              contract={contract}
-              answer={answer}
-              answerComments={commentsByOutcome[answer.number.toString()] ?? []}
-              tips={tips}
-            />
-          </div>
-        ))}
-        <Col className="mt-8 flex w-full">
-          <div className="text-md mt-8 mb-2 text-left">General Comments</div>
-          <div className="mb-4 w-full border-b border-gray-200" />
+        <Col className="flex w-full">
+          <div className="mb-4 w-full border-gray-200" />
+          {sortedAnswers.map((answer) => {
+            const answerComments =
+              commentsByOutcome[answer.number.toString()] ?? []
+            if (answerComments.length > 0) {
+              return (
+                <div key={answer.id} className="relative pb-4">
+                  <span
+                    className="absolute top-5 left-5 -ml-px h-[calc(100%-2rem)] w-0.5 bg-gray-200"
+                    aria-hidden="true"
+                  />
+                  <FeedAnswerCommentGroup
+                    contract={contract}
+                    answer={answer}
+                    answerComments={
+                      commentsByOutcome[answer.number.toString()] ?? []
+                    }
+                    tips={tips}
+                  />
+                </div>
+              )
+            } else {
+              return <></>
+            }
+          })}
           {sortRow}
           <ContractCommentInput className="mb-5" contract={contract} />
           {generalTopLevelComments.map((comment) => (

web/components/feed/feed-answer-comment-group.tsx

@@ -16,6 +16,8 @@ import { CopyLinkDateTimeComponent } from 'web/components/feed/copy-link-date-ti
 import { useRouter } from 'next/router'
 import { CommentTipMap } from 'web/hooks/use-tip-txns'
 import { UserLink } from 'web/components/user-link'
+import TriangleDownFillIcon from 'web/lib/icons/triangle-down-fill-icon'
+import { ReplyToggle } from '../comments/comments'
 
 export function FeedAnswerCommentGroup(props: {
   contract: FreeResponseContract
@@ -26,6 +28,8 @@ export function FeedAnswerCommentGroup(props: {
   const { answer, contract, answerComments, tips } = props
   const { username, avatarUrl, name, text } = answer
 
+  const [seeReplies, setSeeReplies] = useState(false)
+
   const [replyTo, setReplyTo] = useState<ReplyTo>()
   const router = useRouter()
   const answerElementId = `answer-${answer.id}`
@@ -37,7 +41,6 @@ export function FeedAnswerCommentGroup(props: {
       answerRef.current.scrollIntoView(true)
     }
   }, [highlighted])
-
   return (
     <Col className="relative flex-1 items-stretch gap-3">
       <Row
@@ -49,7 +52,6 @@ export function FeedAnswerCommentGroup(props: {
         id={answerElementId}
       >
         <Avatar username={username} avatarUrl={avatarUrl} />
-
         <Col className="min-w-0 flex-1 lg:gap-1">
           <div className="text-sm text-gray-500">
             <UserLink username={username} name={name} /> answered
@@ -60,12 +62,11 @@ export function FeedAnswerCommentGroup(props: {
               elementId={answerElementId}
             />
           </div>
-
-          <Col className="align-items justify-between gap-2 sm:flex-row">
+          <Row className="align-items justify-between gap-2 sm:flex-row">
             <span className="whitespace-pre-line text-lg">
               <Linkify text={text} />
             </span>
-            <div className="sm:hidden">
+            <div>
               <button
                 className="text-xs font-bold text-gray-500 hover:underline"
                 onClick={() =>
@@ -75,33 +76,30 @@ export function FeedAnswerCommentGroup(props: {
                 Reply
               </button>
             </div>
-          </Col>
-          <div className="justify-initial hidden sm:block">
-            <button
-              className="text-xs font-bold text-gray-500 hover:underline"
-              onClick={() =>
-                setReplyTo({ id: answer.id, username: answer.username })
-              }
-            >
-              Reply
-            </button>
-          </div>
+          </Row>
+          <ReplyToggle
+            seeReplies={seeReplies}
+            numComments={answerComments.length}
+            onClick={() => setSeeReplies(!seeReplies)}
+          />
         </Col>
       </Row>
-      <Col className="gap-3 pl-1">
-        {answerComments.map((comment) => (
-          <FeedComment
-            key={comment.id}
-            indent={true}
-            contract={contract}
-            comment={comment}
-            tips={tips[comment.id] ?? {}}
-            onReplyClick={() =>
-              setReplyTo({ id: comment.id, username: comment.userUsername })
-            }
-          />
-        ))}
-      </Col>
+      {seeReplies && (
+        <Col className="gap-3 pl-1">
+          {answerComments.map((comment) => (
+            <FeedComment
+              key={comment.id}
+              indent={true}
+              contract={contract}
+              comment={comment}
+              tips={tips[comment.id] ?? {}}
+              onReplyClick={() =>
+                setReplyTo({ id: comment.id, username: comment.userUsername })
+              }
+            />
+          ))}
+        </Col>
+      )}
       {replyTo && (
         <div className="relative ml-7">
           <span