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Peer Discussion Forum

blockeducation

StackOverflow and EdStem style student community Q&A thread with upvoting, accepted instructor answers, markdown code formatting, rich answer composer, and related discussions sidebar.

Also available for Vue ->

Installation

$npx shadcn@latest add https://uipkge.dev/r/react/peer-discussion-forum.json
Named registry:npx shadcn@latest add @uipkge-react/peer-discussion-forumInstalls to:components/blocks/

Variants

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Props

NameType / ValuesDefaultRequired
classNamestringoptional

Schema

Type aliases exported from this item's source. Use these to shape the data you pass in.

CommunityAnswer
interface CommunityAnswer {
  id: string
  authorName: string
  authorRole: string
  avatarText: string
  postedTime: string
  score: number
  content: string
  userVote?: 'up' | 'down' | null
}

Files installed (1)

  • components/blocks/PeerDiscussionForum.tsx56.2 kB
    'use client'
    
    import * as React from 'react'
    import {
      ArrowLeft,
      ArrowUpRight,
      Award,
      Bell,
      BellOff,
      Bold,
      Bookmark,
      Check,
      CheckCircle2,
      ChevronDown,
      ChevronUp,
      Code,
      Copy,
      ExternalLink,
      Eye,
      Flag,
      HelpCircle,
      Italic,
      Link2,
      List,
      MessageSquare,
      Plus,
      Quote,
      BookOpen,
      Share2,
      Tag,
      ThumbsUp,
      User,
    } from 'lucide-react'
    import { cn } from '@/lib/utils'
    import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar'
    import { Badge } from '@/components/ui/badge'
    import { Button } from '@/components/ui/button'
    import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card'
    import { Separator } from '@/components/ui/separator'
    import { Textarea } from '@/components/ui/textarea'
    
    export interface PeerDiscussionForumProps {
      className?: string
    }
    
    interface CommunityAnswer {
      id: string
      authorName: string
      authorRole: string
      avatarText: string
      postedTime: string
      score: number
      content: string
      userVote?: 'up' | 'down' | null
    }
    
    export function PeerDiscussionForum({ className }: PeerDiscussionForumProps) {
      // Question State
      const [questionScore, setQuestionScore] = React.useState(42)
      const [questionVote, setQuestionVote] = React.useState<'up' | 'down' | null>(null)
      const [isQuestionBookmarked, setIsQuestionBookmarked] = React.useState(false)
      const [isSubscribed, setIsSubscribed] = React.useState(true)
      const [copiedQuestionSnippet, setCopiedQuestionSnippet] = React.useState(false)
      const [copiedLink, setCopiedLink] = React.useState(false)
    
      function voteQuestion(type: 'up' | 'down') {
        if (questionVote === type) {
          setQuestionVote(null)
          setQuestionScore((prev) => prev + (type === 'up' ? -1 : 1))
        } else {
          let delta = type === 'up' ? 1 : -1
          if (questionVote === 'up') delta -= 1
          if (questionVote === 'down') delta += 1
          setQuestionVote(type)
          setQuestionScore((prev) => prev + delta)
        }
      }
    
      // Answer 1 State (Accepted Instructor Answer)
      const [answer1Score, setAnswer1Score] = React.useState(89)
      const [answer1Vote, setAnswer1Vote] = React.useState<'up' | 'down' | null>(null)
      const [isAnswer1Bookmarked, setIsAnswer1Bookmarked] = React.useState(false)
      const [copiedAnswer1Snippet, setCopiedAnswer1Snippet] = React.useState(false)
    
      function voteAnswer1(type: 'up' | 'down') {
        if (answer1Vote === type) {
          setAnswer1Vote(null)
          setAnswer1Score((prev) => prev + (type === 'up' ? -1 : 1))
        } else {
          let delta = type === 'up' ? 1 : -1
          if (answer1Vote === 'up') delta -= 1
          if (answer1Vote === 'down') delta += 1
          setAnswer1Vote(type)
          setAnswer1Score((prev) => prev + delta)
        }
      }
    
      // Answer 2 State (Peer Response)
      const [answer2Score, setAnswer2Score] = React.useState(14)
      const [answer2Vote, setAnswer2Vote] = React.useState<'up' | 'down' | null>(null)
      const [isAnswer2Bookmarked, setIsAnswer2Bookmarked] = React.useState(false)
    
      function voteAnswer2(type: 'up' | 'down') {
        if (answer2Vote === type) {
          setAnswer2Vote(null)
          setAnswer2Score((prev) => prev + (type === 'up' ? -1 : 1))
        } else {
          let delta = type === 'up' ? 1 : -1
          if (answer2Vote === 'up') delta -= 1
          if (answer2Vote === 'down') delta += 1
          setAnswer2Vote(type)
          setAnswer2Score((prev) => prev + delta)
        }
      }
    
      // Composer & Dynamic Answers State
      const [replyDraft, setReplyDraft] = React.useState('')
      const [customAnswers, setCustomAnswers] = React.useState<CommunityAnswer[]>([])
    
      function applyFormat(type: 'bold' | 'italic' | 'code' | 'link' | 'list' | 'quote') {
        if (type === 'bold') {
          setReplyDraft((prev) => (prev ? `${prev} **bold text**` : '**bold text**'))
        } else if (type === 'italic') {
          setReplyDraft((prev) => (prev ? `${prev} *italic text*` : '*italic text*'))
        } else if (type === 'code') {
          setReplyDraft((prev) =>
            prev ? `${prev}\n\`\`\`ts\n// your code snippet here\n\`\`\`\n` : '```ts\n// your code snippet here\n```\n',
          )
        } else if (type === 'link') {
          setReplyDraft((prev) =>
            prev ? `${prev} [link title](https://example.com)` : '[link title](https://example.com)',
          )
        } else if (type === 'list') {
          setReplyDraft((prev) => (prev ? `${prev}\n- Key insight 1\n- Key insight 2` : '- Key insight 1\n- Key insight 2'))
        } else if (type === 'quote') {
          setReplyDraft((prev) => (prev ? `${prev}\n> Quote from documentation` : '> Quote from documentation'))
        }
      }
    
      function handlePostAnswer() {
        const text = replyDraft.trim()
        if (!text) return
        const newAnswer: CommunityAnswer = {
          id: `ans-${Date.now()}`,
          authorName: 'Alex Rivera',
          authorRole: 'Peer Student',
          avatarText: 'AR',
          postedTime: 'Just now',
          score: 1,
          content: text,
          userVote: 'up',
        }
        setCustomAnswers((prev) => [...prev, newAnswer])
        setReplyDraft('')
      }
    
      function voteCustomAnswer(id: string, type: 'up' | 'down') {
        setCustomAnswers((prev) =>
          prev.map((ans) => {
            if (ans.id !== id) return ans
            if (ans.userVote === type) {
              return {
                ...ans,
                userVote: null,
                score: ans.score + (type === 'up' ? -1 : 1),
              }
            }
            let delta = type === 'up' ? 1 : -1
            if (ans.userVote === 'up') delta -= 1
            if (ans.userVote === 'down') delta += 1
            return {
              ...ans,
              userVote: type,
              score: ans.score + delta,
            }
          }),
        )
      }
    
      function copyQuestionCode() {
        setCopiedQuestionSnippet(true)
        setTimeout(() => {
          setCopiedQuestionSnippet(false)
        }, 2000)
      }
    
      function copyAnswer1Code() {
        setCopiedAnswer1Snippet(true)
        setTimeout(() => {
          setCopiedAnswer1Snippet(false)
        }, 2000)
      }
    
      function shareThread() {
        setCopiedLink(true)
        setTimeout(() => {
          setCopiedLink(false)
        }, 2000)
      }
    
      const totalAnswersCount = 2 + customAnswers.length
    
      return (
        <div data-slot="peer-discussion-forum" className={cn('bg-background text-foreground w-full space-y-6', className)}>
          {/* Top Navigation & Breadcrumb Header */}
          <header className="bg-card rounded-xl border p-5 shadow-xs sm:p-6">
            <div className="flex flex-col gap-4">
              {/* Breadcrumb & Top Action */}
              <div className="flex flex-wrap items-center justify-between gap-3">
                <div className="text-muted-foreground flex flex-wrap items-center gap-1.5 text-xs">
                  <span>CS-314 Advanced Frontend Architecture</span>
                  <span className="text-border">/</span>
                  <span>Discussions</span>
                  <span className="text-border">/</span>
                  <span className="text-foreground font-mono font-medium">#DISC-2048</span>
                </div>
    
                <div className="flex items-center gap-2">
                  <Button variant="outline" size="sm" className="gap-1.5 text-xs font-medium" onClick={shareThread}>
                    <Share2 className="size-3.5" />
                    <span>{copiedLink ? 'Link Copied!' : 'Share Thread'}</span>
                  </Button>
                  <Button size="sm" className="gap-1.5 text-xs font-medium">
                    <Plus className="size-3.5" />
                    Ask Question
                  </Button>
                </div>
              </div>
    
              {/* Thread Title & Status Row */}
              <div className="space-y-2.5">
                <div className="flex flex-wrap items-center gap-2">
                  <Badge
                    variant="outline"
                    className="border-success/30 bg-success/10 text-success gap-1 text-xs font-semibold"
                  >
                    <CheckCircle2 className="text-success size-3.5" />
                    Solved · 1 Accepted Answer
                  </Badge>
                  <Badge variant="secondary" className="text-xs font-medium">
                    Vue 3.5 &amp; Vite
                  </Badge>
                </div>
    
                <h1 className="text-foreground text-xl font-bold tracking-tight sm:text-2xl lg:text-3xl">
                  How to properly avoid circular dependencies in Vue 3.5 SFC variants with CVA?
                </h1>
    
                {/* Tags List */}
                <div className="flex flex-wrap items-center gap-1.5 pt-1">
                  <span className="bg-muted/70 text-muted-foreground hover:text-foreground inline-flex items-center gap-1 rounded-md px-2.5 py-1 text-xs font-medium transition-colors">
                    <Tag className="text-muted-foreground size-3" />
                    #architecture
                  </span>
                  <span className="bg-muted/70 text-muted-foreground hover:text-foreground inline-flex items-center gap-1 rounded-md px-2.5 py-1 text-xs font-medium transition-colors">
                    <Tag className="text-muted-foreground size-3" />
                    #reka-ui
                  </span>
                  <span className="bg-muted/70 text-muted-foreground hover:text-foreground inline-flex items-center gap-1 rounded-md px-2.5 py-1 text-xs font-medium transition-colors">
                    <Tag className="text-muted-foreground size-3" />
                    #typescript
                  </span>
                  <span className="bg-muted/70 text-muted-foreground hover:text-foreground inline-flex items-center gap-1 rounded-md px-2.5 py-1 text-xs font-medium transition-colors">
                    <Tag className="text-muted-foreground size-3" />
                    #cva
                  </span>
                </div>
              </div>
    
              <Separator />
    
              {/* Metadata Strip */}
              <div className="text-muted-foreground flex flex-wrap items-center gap-x-6 gap-y-2 text-xs">
                <div>
                  <span>Asked </span>
                  <strong className="text-foreground font-medium">2 days ago</strong>
                </div>
                <div>
                  <span>Modified </span>
                  <strong className="text-foreground font-medium">18 hours ago</strong>
                </div>
                <div>
                  <span>Viewed </span>
                  <strong className="text-foreground font-medium tabular-nums">1,420 times</strong>
                </div>
                <div>
                  <span>Module </span>
                  <strong className="text-foreground font-medium">Component Registry Architecture</strong>
                </div>
              </div>
            </div>
          </header>
    
          {/* 2-Column Main Workspace */}
          <div className="grid grid-cols-1 gap-6 lg:grid-cols-12">
            {/* Left Column: Discussion Thread & Answers (8 cols) */}
            <main className="space-y-6 lg:col-span-8">
              {/* Question Post Card */}
              <article className="bg-card rounded-xl border p-5 shadow-xs sm:p-6">
                <div className="flex items-start gap-4 sm:gap-6">
                  {/* Upvote / Downvote Counter Widget */}
                  <div className="flex flex-col items-center">
                    <Button
                      variant="outline"
                      size="icon"
                      className={cn(
                        'size-9 rounded-lg border',
                        questionVote === 'up'
                          ? 'border-primary bg-primary/10 text-primary hover:bg-primary/20'
                          : 'text-muted-foreground hover:text-foreground',
                      )}
                      aria-label="Upvote question"
                      onClick={() => voteQuestion('up')}
                    >
                      <ChevronUp className="size-5" />
                    </Button>
                    <span className="text-foreground my-1.5 font-mono text-base font-bold tabular-nums">
                      {questionScore}
                    </span>
                    <Button
                      variant="outline"
                      size="icon"
                      className={cn(
                        'size-9 rounded-lg border',
                        questionVote === 'down'
                          ? 'border-destructive bg-destructive/10 text-destructive hover:bg-destructive/20'
                          : 'text-muted-foreground hover:text-foreground',
                      )}
                      aria-label="Downvote question"
                      onClick={() => voteQuestion('down')}
                    >
                      <ChevronDown className="size-5" />
                    </Button>
    
                    <Button
                      variant="ghost"
                      size="icon"
                      className={cn(
                        'mt-3 size-8 rounded-md',
                        isQuestionBookmarked ? 'text-primary' : 'text-muted-foreground hover:text-foreground',
                      )}
                      aria-label="Bookmark question"
                      onClick={() => setIsQuestionBookmarked(!isQuestionBookmarked)}
                    >
                      <Bookmark className={cn('size-4', isQuestionBookmarked && 'fill-current')} />
                    </Button>
                  </div>
    
                  {/* Question Body & Author Meta */}
                  <div className="min-w-0 flex-1 space-y-4">
                    {/* Author Header */}
                    <div className="flex flex-wrap items-center justify-between gap-2 border-b pb-3.5">
                      <div className="flex items-center gap-3">
                        <Avatar className="size-10 border">
                          <AvatarFallback className="bg-primary/10 text-primary text-xs font-semibold">DC</AvatarFallback>
                        </Avatar>
                        <div>
                          <div className="flex items-center gap-2">
                            <span className="text-foreground text-sm font-semibold">David Chen</span>
                            <Badge variant="secondary" className="text-xs font-normal">
                              Student
                            </Badge>
                          </div>
                          <p className="text-muted-foreground text-xs">Posted 2 days ago · Oct 22, 2026 at 14:32</p>
                        </div>
                      </div>
    
                      <Button
                        variant="ghost"
                        size="sm"
                        className={cn('h-7 gap-1.5 text-xs', isSubscribed ? 'text-primary' : 'text-muted-foreground')}
                        onClick={() => setIsSubscribed(!isSubscribed)}
                      >
                        {isSubscribed ? <Bell className="size-3.5" /> : <BellOff className="size-3.5" />}
                        <span>{isSubscribed ? 'Subscribed' : 'Subscribe'}</span>
                      </Button>
                    </div>
    
                    {/* Problem Narrative Prose */}
                    <div className="text-foreground/90 space-y-3.5 text-sm leading-relaxed">
                      <p>
                        While implementing unbundled UI primitives for our course project using Vue 3.5, TypeScript, and{' '}
                        <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                          class-variance-authority
                        </code>
                        , we ran into a perplexing runtime error during dev SSR and fast refresh:
                      </p>
    
                      <div className="border-destructive/30 bg-destructive/10 text-destructive text-destructive rounded-md border px-3.5 py-2.5 font-mono text-xs">
                        TypeError: $setup.buttonVariants is not a function at Button.vue:24
                      </div>
    
                      <p>
                        Our initial project structure placed both the component export and the CVA variant definition in the
                        same barrel file:
                      </p>
    
                      {/* Problem Code Snippet Block */}
                      <div className="overflow-hidden rounded-lg border bg-zinc-950 text-zinc-100">
                        <div className="flex items-center justify-between border-b border-zinc-800 bg-zinc-900/90 px-3.5 py-2 text-xs text-zinc-400">
                          <div className="flex items-center gap-2">
                            <Code className="text-warning size-3.5" />
                            <span className="font-mono text-xs">components/ui/button/index.ts (Problematic Barrel)</span>
                          </div>
                          <Button
                            variant="ghost"
                            size="sm"
                            className="h-6 gap-1 px-2 text-xs text-zinc-300 hover:bg-zinc-800 hover:text-zinc-100"
                            onClick={copyQuestionCode}
                          >
                            {copiedQuestionSnippet ? (
                              <Check className="text-success size-3" />
                            ) : (
                              <Copy className="size-3" />
                            )}
                            {copiedQuestionSnippet ? 'Copied' : 'Copy code'}
                          </Button>
                        </div>
                        <pre className="overflow-x-auto p-4 font-mono text-xs leading-relaxed text-zinc-300">
                          <code>
                            <span className="text-zinc-500">
                              // ❌ Circular dependency: index.ts re-exports Button.vue, while Button.vue imports
                              buttonVariants from index.ts
                            </span>
                            {'\n'}
                            <span className="text-chart-1">import</span> {'{'} cva {'}'}{' '}
                            <span className="text-chart-1">from</span>{' '}
                            <span className="text-success">&apos;class-variance-authority&apos;</span>
                            {'\n\n'}
                            <span className="text-chart-1">export</span> {'{'} <span className="text-chart-1">default</span>{' '}
                            <span className="text-chart-1">as</span> Button {'}'} <span className="text-chart-1">from</span>{' '}
                            <span className="text-success">&apos;./Button.vue&apos;</span>
                            {'\n\n'}
                            <span className="text-chart-1">export</span> <span className="text-info">const</span>{' '}
                            buttonVariants = <span className="text-chart-2">cva</span>({'\n'}{' '}
                            <span className="text-success">
                              &apos;inline-flex items-center justify-center font-medium transition-colors&apos;
                            </span>
                            ,{'\n'} {'{'}
                            {'\n'} variants: {'{'}
                            {'\n'} variant: {'{'}
                            {'\n'} default:{' '}
                            <span className="text-success">&apos;bg-primary text-primary-foreground shadow-xs&apos;</span>,
                            {'\n'} outline:{' '}
                            <span className="text-success">
                              &apos;border border-input bg-background hover:bg-accent&apos;
                            </span>
                            ,{'\n'} {'}'},{'\n'} {'}'},{'\n'} {'}'}
                            {'\n'})
                          </code>
                        </pre>
                      </div>
    
                      <p>
                        Because{' '}
                        <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">Button.vue</code>{' '}
                        imports{' '}
                        <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                          buttonVariants
                        </code>{' '}
                        from{' '}
                        <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">./index.ts</code>
                        , Vite evaluates the module in a cycle where the variant function binding is uninitialized during
                        the Vue SFC component setup.
                      </p>
                      <p>
                        What is the canonical architecture pattern to cleanly break this circular import while maintaining
                        convenient barrel exports for consumers?
                      </p>
                    </div>
    
                    {/* Question Action Bar */}
                    <div className="flex flex-wrap items-center justify-between gap-3 pt-2">
                      <div className="flex items-center gap-1">
                        <Button
                          variant="ghost"
                          size="sm"
                          className="text-muted-foreground h-8 gap-1.5 text-xs"
                          onClick={shareThread}
                        >
                          <Share2 className="size-3.5" />
                          <span>Share</span>
                        </Button>
                        <Button variant="ghost" size="sm" className="text-muted-foreground h-8 gap-1.5 text-xs">
                          <Flag className="size-3.5" />
                          <span>Report</span>
                        </Button>
                      </div>
    
                      <div className="text-muted-foreground flex items-center gap-1.5 text-xs">
                        <Eye className="size-3.5" />
                        <span className="tabular-nums">1.4k views</span>
                      </div>
                    </div>
                  </div>
                </div>
              </article>
    
              {/* Answers Section Header */}
              <div className="flex items-center justify-between pt-2">
                <h2 className="text-foreground text-lg font-bold tracking-tight sm:text-xl">{totalAnswersCount} Answers</h2>
                <span className="text-muted-foreground text-xs">
                  Sorted by: <strong className="text-foreground font-medium">Highest score</strong>
                </span>
              </div>
    
              {/* Answer 1: Accepted Instructor Answer */}
              <article className="bg-card border-success/40 ring-success/20 relative overflow-hidden rounded-xl border shadow-xs ring-1">
                {/* Accepted Solution Top Ribbon */}
                <div className="border-success/20 bg-success/10 flex flex-wrap items-center justify-between gap-2 border-b px-5 py-2.5">
                  <div className="text-success flex items-center gap-2 text-xs font-semibold">
                    <CheckCircle2 className="text-success size-4" />
                    <span>Accepted by Author · Verified Solution</span>
                  </div>
                  <Badge className="bg-success hover:bg-success text-xs font-medium text-white">Instructor Solution</Badge>
                </div>
    
                <div className="p-5 sm:p-6">
                  <div className="flex items-start gap-4 sm:gap-6">
                    {/* Upvote Widget with Checkmark Badge */}
                    <div className="flex flex-col items-center">
                      <Button
                        variant="outline"
                        size="icon"
                        className={cn(
                          'size-9 rounded-lg border',
                          answer1Vote === 'up'
                            ? 'border-success bg-success/10 text-success hover:bg-success/20 text-success'
                            : 'text-muted-foreground hover:text-foreground',
                        )}
                        aria-label="Upvote answer"
                        onClick={() => voteAnswer1('up')}
                      >
                        <ChevronUp className="size-5" />
                      </Button>
                      <span className="text-foreground my-1.5 font-mono text-base font-bold tabular-nums">
                        {answer1Score}
                      </span>
                      <Button
                        variant="outline"
                        size="icon"
                        className={cn(
                          'size-9 rounded-lg border',
                          answer1Vote === 'down'
                            ? 'border-destructive bg-destructive/10 text-destructive hover:bg-destructive/20'
                            : 'text-muted-foreground hover:text-foreground',
                        )}
                        aria-label="Downvote answer"
                        onClick={() => voteAnswer1('down')}
                      >
                        <ChevronDown className="size-5" />
                      </Button>
    
                      {/* Accepted Checkmark Pill */}
                      <div
                        className="bg-success/15 text-success mt-3 flex size-8 items-center justify-center rounded-full"
                        title="Accepted solution"
                      >
                        <Check className="size-4 stroke-[2.5]" />
                      </div>
                    </div>
    
                    {/* Answer Body */}
                    <div className="min-w-0 flex-1 space-y-4">
                      {/* Author Header */}
                      <div className="flex flex-wrap items-center justify-between gap-2 border-b pb-3.5">
                        <div className="flex items-center gap-3">
                          <Avatar className="border-success/30 size-10 border">
                            <AvatarFallback className="bg-success/20 text-success text-xs font-semibold">MV</AvatarFallback>
                          </Avatar>
                          <div>
                            <div className="flex items-center gap-2">
                              <span className="text-foreground text-sm font-semibold">Marcus Vance</span>
                              <Badge
                                variant="outline"
                                className="border-success/30 bg-success/10 text-success text-xs font-medium"
                              >
                                Course Instructor
                              </Badge>
                              <Badge variant="secondary" className="text-xs">
                                Staff
                              </Badge>
                            </div>
                            <p className="text-muted-foreground text-xs">Answered 1 day ago · Edited 18h ago</p>
                          </div>
                        </div>
    
                        <Button
                          variant="ghost"
                          size="sm"
                          className="text-muted-foreground h-7 gap-1 text-xs"
                          onClick={() => setIsAnswer1Bookmarked(!isAnswer1Bookmarked)}
                        >
                          <Bookmark className={cn('size-3.5', isAnswer1Bookmarked && 'fill-primary text-primary')} />
                          <span>{isAnswer1Bookmarked ? 'Saved' : 'Save'}</span>
                        </Button>
                      </div>
    
                      {/* Solution Content Prose */}
                      <div className="text-foreground/90 space-y-3.5 text-sm leading-relaxed">
                        <p>
                          Great question, David. This is one of the most frequent traps when building unbundled component
                          registries with Vue 3.5 and Vite.
                        </p>
                        <p>
                          The Vue SFC compiler compiles{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            &lt;script setup&gt;
                          </code>{' '}
                          into a self-contained ES module execution wrapper. When{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            Button.vue
                          </code>{' '}
                          imports from{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            ./index.ts
                          </code>
                          , and{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">index.ts</code>{' '}
                          simultaneously imports{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            Button.vue
                          </code>
                          , JavaScript enters a Temporal Dead Zone (TDZ) for the uninitialized{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            buttonVariants
                          </code>{' '}
                          export.
                        </p>
    
                        <h3 className="text-foreground text-sm font-semibold tracking-tight">
                          The Solution: Three-File Sidecar Architecture
                        </h3>
    
                        <p>
                          To completely eliminate cyclic dependencies and ensure 100% reliable SSR and Vite HMR, extract all
                          CVA definitions into a dedicated{' '}
                          <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                            &lt;name&gt;.variants.ts
                          </code>{' '}
                          file:
                        </p>
    
                        {/* Solution Code Snippet 1 */}
                        <div className="overflow-hidden rounded-lg border bg-zinc-950 text-zinc-100">
                          <div className="flex items-center justify-between border-b border-zinc-800 bg-zinc-900/90 px-3.5 py-2 text-xs text-zinc-400">
                            <div className="flex items-center gap-2">
                              <Code className="text-success size-3.5" />
                              <span className="font-mono text-xs">components/ui/button/button.variants.ts</span>
                            </div>
                            <Button
                              variant="ghost"
                              size="sm"
                              className="h-6 gap-1 px-2 text-xs text-zinc-300 hover:bg-zinc-800 hover:text-zinc-100"
                              onClick={copyAnswer1Code}
                            >
                              {copiedAnswer1Snippet ? (
                                <Check className="text-success size-3" />
                              ) : (
                                <Copy className="size-3" />
                              )}
                              {copiedAnswer1Snippet ? 'Copied' : 'Copy code'}
                            </Button>
                          </div>
                          <pre className="overflow-x-auto p-4 font-mono text-xs leading-relaxed text-zinc-300">
                            <code>
                              <span className="text-chart-1">import</span> {'{'} cva,{' '}
                              <span className="text-chart-1">type</span> VariantProps {'}'}{' '}
                              <span className="text-chart-1">from</span>{' '}
                              <span className="text-success">&apos;class-variance-authority&apos;</span>
                              {'\n\n'}
                              <span className="text-chart-1">export</span> <span className="text-info">const</span>{' '}
                              buttonVariants = <span className="text-chart-2">cva</span>({'\n'}{' '}
                              <span className="text-success">
                                &apos;inline-flex items-center justify-center rounded-md font-medium transition-colors
                                focus-visible:ring-2 focus-visible:outline-none&apos;
                              </span>
                              ,{'\n'} {'{'}
                              {'\n'} variants: {'{'}
                              {'\n'} variant: {'{'}
                              {'\n'} default:{' '}
                              <span className="text-success">
                                &apos;bg-primary text-primary-foreground shadow-xs hover:bg-primary/90&apos;
                              </span>
                              ,{'\n'} secondary:{' '}
                              <span className="text-success">
                                &apos;bg-secondary text-secondary-foreground hover:bg-secondary/80&apos;
                              </span>
                              ,{'\n'} outline:{' '}
                              <span className="text-success">
                                &apos;border border-input bg-background hover:bg-accent hover:text-accent-foreground&apos;
                              </span>
                              ,{'\n'} destructive:{' '}
                              <span className="text-success">
                                &apos;bg-destructive text-destructive-foreground hover:bg-destructive/90&apos;
                              </span>
                              ,{'\n'} {'}'},{'\n'} size: {'{'}
                              {'\n'} default: <span className="text-success">&apos;h-9 px-4 py-2 text-sm&apos;</span>,{'\n'}{' '}
                              sm: <span className="text-success">&apos;h-8 px-3 text-xs rounded-md&apos;</span>,{'\n'} lg:{' '}
                              <span className="text-success">&apos;h-10 px-8 text-base rounded-md&apos;</span>,{'\n'} {'}'},
                              {'\n'} {'}'},{'\n'} defaultVariants: {'{'}
                              {'\n'} variant: <span className="text-success">&apos;default&apos;</span>,{'\n'} size:{' '}
                              <span className="text-success">&apos;default&apos;</span>,{'\n'} {'}'},{'\n'} {'}'}
                              {'\n'}){'\n\n'}
                              <span className="text-chart-1">export</span> <span className="text-chart-1">type</span>{' '}
                              ButtonVariants = <span className="text-chart-2">VariantProps</span>&lt;
                              <span className="text-chart-1">typeof</span> buttonVariants&gt;
                            </code>
                          </pre>
                        </div>
    
                        {/* Companion Barrel & SFC Snippet */}
                        <div className="overflow-hidden rounded-lg border bg-zinc-950 text-zinc-100">
                          <div className="flex items-center justify-between border-b border-zinc-800 bg-zinc-900/90 px-3.5 py-2 text-xs text-zinc-400">
                            <div className="flex items-center gap-2">
                              <Code className="text-info size-3.5" />
                              <span className="font-mono text-xs">components/ui/button/index.ts &amp; Button.vue</span>
                            </div>
                          </div>
                          <pre className="overflow-x-auto p-4 font-mono text-xs leading-relaxed text-zinc-300">
                            <code>
                              <span className="text-zinc-500">// index.ts — Clean consumer re-exports</span>
                              {'\n'}
                              <span className="text-chart-1">export</span> {'{'}{' '}
                              <span className="text-chart-1">default</span> <span className="text-chart-1">as</span> Button{' '}
                              {'}'} <span className="text-chart-1">from</span>{' '}
                              <span className="text-success">&apos;./Button.vue&apos;</span>
                              {'\n'}
                              <span className="text-chart-1">export</span> {'{'} buttonVariants,{' '}
                              <span className="text-chart-1">type</span> ButtonVariants {'}'}{' '}
                              <span className="text-chart-1">from</span>{' '}
                              <span className="text-success">&apos;./button.variants&apos;</span>
                              {'\n\n'}
                              <span className="text-zinc-500">// In Button.vue &lt;script setup lang="ts"&gt;</span>
                              {'\n'}
                              <span className="text-chart-1">import</span> {'{'} buttonVariants,{' '}
                              <span className="text-chart-1">type</span> ButtonVariants {'}'}{' '}
                              <span className="text-chart-1">from</span>{' '}
                              <span className="text-success">&apos;./button.variants&apos;</span>{' '}
                              <span className="text-zinc-500">// ✅ Direct sibling import</span>
                            </code>
                          </pre>
                        </div>
    
                        <ul className="list-inside list-disc space-y-1.5 pl-1 text-xs sm:text-sm">
                          <li>
                            <strong>Acyclic Dependency Graph:</strong>{' '}
                            <code className="bg-muted text-foreground rounded px-1 font-mono text-xs">Button.vue</code>{' '}
                            imports strictly from{' '}
                            <code className="bg-muted text-foreground rounded px-1 font-mono text-xs">
                              ./button.variants
                            </code>
                            .
                          </li>
                          <li>
                            <strong>Tree-Shakable:</strong> Consumers can import just the variant generator without mounting
                            the Vue SFC component instance.
                          </li>
                          <li>
                            <strong>Cross-Framework Ready:</strong> The variant file is pure TypeScript, making it 100%
                            shareable across Vue and React registry packages.
                          </li>
                        </ul>
                      </div>
    
                      {/* Action Bar */}
                      <div className="flex items-center justify-between border-t pt-3">
                        <div className="flex items-center gap-2">
                          <Button
                            variant="outline"
                            size="sm"
                            className="h-7 gap-1.5 text-xs"
                            onClick={() => voteAnswer1('up')}
                          >
                            <ThumbsUp className="size-3" />
                            <span>Helpful ({answer1Score})</span>
                          </Button>
                          <Button
                            variant="ghost"
                            size="sm"
                            className="text-muted-foreground h-7 gap-1.5 text-xs"
                            onClick={shareThread}
                          >
                            <Share2 className="size-3" />
                            <span>Share</span>
                          </Button>
                        </div>
                        <span className="text-muted-foreground text-xs">89 students found this helpful</span>
                      </div>
                    </div>
                  </div>
                </div>
              </article>
    
              {/* Answer 2: Peer Response */}
              <article className="bg-card rounded-xl border p-5 shadow-xs sm:p-6">
                <div className="flex items-start gap-4 sm:gap-6">
                  {/* Upvote Widget */}
                  <div className="flex flex-col items-center">
                    <Button
                      variant="outline"
                      size="icon"
                      className={cn(
                        'size-9 rounded-lg border',
                        answer2Vote === 'up'
                          ? 'border-primary bg-primary/10 text-primary hover:bg-primary/20'
                          : 'text-muted-foreground hover:text-foreground',
                      )}
                      aria-label="Upvote answer"
                      onClick={() => voteAnswer2('up')}
                    >
                      <ChevronUp className="size-5" />
                    </Button>
                    <span className="text-foreground my-1.5 font-mono text-base font-bold tabular-nums">
                      {answer2Score}
                    </span>
                    <Button
                      variant="outline"
                      size="icon"
                      className={cn(
                        'size-9 rounded-lg border',
                        answer2Vote === 'down'
                          ? 'border-destructive bg-destructive/10 text-destructive hover:bg-destructive/20'
                          : 'text-muted-foreground hover:text-foreground',
                      )}
                      aria-label="Downvote answer"
                      onClick={() => voteAnswer2('down')}
                    >
                      <ChevronDown className="size-5" />
                    </Button>
                  </div>
    
                  {/* Answer Body */}
                  <div className="min-w-0 flex-1 space-y-4">
                    {/* Author Header */}
                    <div className="flex flex-wrap items-center justify-between gap-2 border-b pb-3.5">
                      <div className="flex items-center gap-3">
                        <Avatar className="size-10 border">
                          <AvatarFallback className="bg-info/20 text-info text-xs font-semibold">SL</AvatarFallback>
                        </Avatar>
                        <div>
                          <div className="flex items-center gap-2">
                            <span className="text-foreground text-sm font-semibold">Sophia Lin</span>
                            <Badge variant="secondary" className="text-xs font-normal">
                              Teaching Assistant
                            </Badge>
                          </div>
                          <p className="text-muted-foreground text-xs">Answered 2 days ago · Oct 22, 2026 at 18:40</p>
                        </div>
                      </div>
    
                      <Button
                        variant="ghost"
                        size="sm"
                        className="text-muted-foreground h-7 gap-1 text-xs"
                        onClick={() => setIsAnswer2Bookmarked(!isAnswer2Bookmarked)}
                      >
                        <Bookmark className={cn('size-3.5', isAnswer2Bookmarked && 'fill-primary text-primary')} />
                        <span>{isAnswer2Bookmarked ? 'Saved' : 'Save'}</span>
                      </Button>
                    </div>
    
                    {/* Content Prose */}
                    <div className="text-foreground/90 space-y-3 text-sm leading-relaxed">
                      <p>
                        Adding to Marcus&apos;s answer: another huge benefit of isolating{' '}
                        <code className="bg-muted text-foreground rounded px-1.5 py-0.5 font-mono text-xs">
                          &lt;name&gt;.variants.ts
                        </code>{' '}
                        is for monorepos or dual-framework setups.
                      </p>
                      <p>
                        When you have both Vue and React registry components (like in UIPKGE), the variant definitions can
                        be shared verbatim in a shared token package without bringing in any Vue SFC or JSX compiler
                        dependencies. This keeps design tokens consistent across both stacks.
                      </p>
                    </div>
    
                    {/* Action Bar */}
                    <div className="flex items-center justify-between border-t pt-3">
                      <div className="flex items-center gap-2">
                        <Button
                          variant="outline"
                          size="sm"
                          className="h-7 gap-1.5 text-xs"
                          onClick={() => voteAnswer2('up')}
                        >
                          <ThumbsUp className="size-3" />
                          <span>Helpful ({answer2Score})</span>
                        </Button>
                        <Button
                          variant="ghost"
                          size="sm"
                          className="text-muted-foreground h-7 gap-1.5 text-xs"
                          onClick={shareThread}
                        >
                          <Share2 className="size-3" />
                          <span>Share</span>
                        </Button>
                      </div>
                      <span className="text-muted-foreground text-xs">14 students found this helpful</span>
                    </div>
                  </div>
                </div>
              </article>
    
              {/* Dynamic User Submitted Answers */}
              {customAnswers.map((ans) => (
                <article key={ans.id} className="bg-card rounded-xl border p-5 shadow-xs sm:p-6">
                  <div className="flex items-start gap-4 sm:gap-6">
                    {/* Upvote Widget */}
                    <div className="flex flex-col items-center">
                      <Button
                        variant="outline"
                        size="icon"
                        className={cn(
                          'size-9 rounded-lg border',
                          ans.userVote === 'up'
                            ? 'border-primary bg-primary/10 text-primary'
                            : 'text-muted-foreground hover:text-foreground',
                        )}
                        aria-label="Upvote answer"
                        onClick={() => voteCustomAnswer(ans.id, 'up')}
                      >
                        <ChevronUp className="size-5" />
                      </Button>
                      <span className="text-foreground my-1.5 font-mono text-base font-bold tabular-nums">{ans.score}</span>
                      <Button
                        variant="outline"
                        size="icon"
                        className={cn(
                          'size-9 rounded-lg border',
                          ans.userVote === 'down'
                            ? 'border-destructive bg-destructive/10 text-destructive'
                            : 'text-muted-foreground hover:text-foreground',
                        )}
                        aria-label="Downvote answer"
                        onClick={() => voteCustomAnswer(ans.id, 'down')}
                      >
                        <ChevronDown className="size-5" />
                      </Button>
                    </div>
    
                    {/* Answer Body */}
                    <div className="min-w-0 flex-1 space-y-4">
                      {/* Author Header */}
                      <div className="flex items-center justify-between border-b pb-3.5">
                        <div className="flex items-center gap-3">
                          <Avatar className="size-10 border">
                            <AvatarFallback className="bg-primary/10 text-primary text-xs font-semibold">
                              {ans.avatarText}
                            </AvatarFallback>
                          </Avatar>
                          <div>
                            <div className="flex items-center gap-2">
                              <span className="text-foreground text-sm font-semibold">{ans.authorName}</span>
                              <Badge variant="secondary" className="text-xs">
                                {ans.authorRole}
                              </Badge>
                            </div>
                            <p className="text-muted-foreground text-xs">{ans.postedTime}</p>
                          </div>
                        </div>
                      </div>
    
                      {/* Content Prose */}
                      <div className="text-foreground/90 text-sm leading-relaxed whitespace-pre-wrap">{ans.content}</div>
                    </div>
                  </div>
                </article>
              ))}
    
              {/* Reply / Answer Composer */}
              <section className="bg-card overflow-hidden rounded-xl border shadow-xs">
                <div className="bg-muted/40 border-b px-5 py-3">
                  <h3 className="text-foreground text-base font-bold tracking-tight">Post Your Answer</h3>
                  <p className="text-muted-foreground text-xs">
                    Provide thorough explanations, actionable code examples, and reference architectural best practices.
                  </p>
                </div>
    
                <div className="space-y-3.5 p-5">
                  {/* Formatting Toolbar */}
                  <div className="text-muted-foreground flex flex-wrap items-center gap-1 border-b pb-2.5">
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Format bold"
                      onClick={() => applyFormat('bold')}
                    >
                      <Bold className="size-3.5" />
                    </Button>
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Format italic"
                      onClick={() => applyFormat('italic')}
                    >
                      <Italic className="size-3.5" />
                    </Button>
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Insert code block"
                      onClick={() => applyFormat('code')}
                    >
                      <Code className="size-3.5" />
                    </Button>
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Insert link"
                      onClick={() => applyFormat('link')}
                    >
                      <Link2 className="size-3.5" />
                    </Button>
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Insert list"
                      onClick={() => applyFormat('list')}
                    >
                      <List className="size-3.5" />
                    </Button>
                    <Button
                      variant="ghost"
                      size="icon"
                      className="size-7"
                      aria-label="Insert blockquote"
                      onClick={() => applyFormat('quote')}
                    >
                      <Quote className="size-3.5" />
                    </Button>
                    <span className="text-muted-foreground ml-auto text-xs">Markdown syntax supported</span>
                  </div>
    
                  {/* Rich Textarea */}
                  <Textarea
                    value={replyDraft}
                    onValueChange={(v) => setReplyDraft(v)}
                    placeholder="Write your detailed answer with code blocks (e.g. ```ts ... ```)..."
                    rows={6}
                    className="resize-y font-sans text-sm"
                  />
    
                  {/* Post Button & Guidelines */}
                  <div className="flex flex-wrap items-center justify-between gap-3 pt-1">
                    <span className="text-muted-foreground text-xs">
                      Draft saved automatically · Be constructive &amp; cite official docs
                    </span>
                    <Button
                      className="gap-1.5 text-xs font-semibold"
                      disabled={!replyDraft.trim()}
                      onClick={handlePostAnswer}
                    >
                      <MessageSquare className="size-3.5" />
                      Post Your Answer
                    </Button>
                  </div>
                </div>
              </section>
            </main>
    
            {/* Right Column: Sidebar Metadata & Related Discussions (4 cols) */}
            <aside className="space-y-6 lg:col-span-4">
              {/* Thread Info Card */}
              <Card>
                <CardHeader className="pb-3">
                  <div className="flex items-center justify-between">
                    <CardTitle className="text-sm font-semibold">Discussion Info</CardTitle>
                    <Badge variant="outline" className="border-success/30 bg-success/10 text-success text-xs">
                      Resolved
                    </Badge>
                  </div>
                </CardHeader>
                <CardContent className="space-y-3 pt-0">
                  <Separator />
                  <dl className="space-y-2.5 text-xs">
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Course</dt>
                      <dd className="text-foreground font-medium">CS-314 Frontend Arch</dd>
                    </div>
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Category</dt>
                      <dd className="text-foreground font-medium">Vue 3.5 &amp; Vite</dd>
                    </div>
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Total Upvotes</dt>
                      <dd className="text-foreground font-medium tabular-nums">+145 upvotes</dd>
                    </div>
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Total Views</dt>
                      <dd className="text-foreground font-medium tabular-nums">1,420</dd>
                    </div>
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Participants</dt>
                      <dd className="text-foreground font-medium">4 contributors</dd>
                    </div>
                    <div className="flex items-center justify-between gap-2">
                      <dt className="text-muted-foreground">Accepted By</dt>
                      <dd className="text-foreground font-medium">David Chen (Author)</dd>
                    </div>
                  </dl>
                </CardContent>
              </Card>
    
              {/* Related Questions Card */}
              <Card>
                <CardHeader className="pb-3">
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                  <CardDescription className="text-xs">Similar questions from this course cohort</CardDescription>
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              <Card>
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                    <CardTitle className="text-sm font-semibold">Forum Etiquette</CardTitle>
                  </div>
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                <CardContent className="space-y-2.5 pt-0 text-xs">
                  <Separator />
                  <div className="text-muted-foreground space-y-2">
                    <div className="flex items-start gap-2">
                      <Check className="text-primary mt-0.5 size-3.5 shrink-0" />
                      <span>Isolate reproducible snippets using [name].variants.ts patterns.</span>
                    </div>
                    <div className="flex items-start gap-2">
                      <Check className="text-primary mt-0.5 size-3.5 shrink-0" />
                      <span>Search existing questions before posting duplicate topics.</span>
                    </div>
                    <div className="flex items-start gap-2">
                      <Check className="text-primary mt-0.5 size-3.5 shrink-0" />
                      <span>Mark the accepted solution once your issue is verified.</span>
                    </div>
                  </div>
                </CardContent>
              </Card>
            </aside>
          </div>
        </div>
      )
    }
    
    export default PeerDiscussionForum
    

Raw manifest:https://uipkge.dev/r/react/peer-discussion-forum.json