449 lines
15 KiB
TypeScript
449 lines
15 KiB
TypeScript
'use client'
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import { motion, AnimatePresence } from 'framer-motion'
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import { useEffect, useRef, useState } from 'react'
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import { useTerminal } from '@/lib/TerminalContext'
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import ReactMarkdown from 'react-markdown'
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function Spinner() {
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const frames = ['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏']
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const [frame, setFrame] = useState(0)
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useEffect(() => {
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const interval = setInterval(() => {
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setFrame(f => (f + 1) % frames.length)
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}, 80)
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return () => clearInterval(interval)
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}, [frames.length])
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return <span className="inline-block w-3">{frames[frame]}</span>
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}
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function useTheme() {
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const [isDark, setIsDark] = useState(true)
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useEffect(() => {
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const check = () => setIsDark(document.documentElement.classList.contains('dark'))
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check()
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const observer = new MutationObserver(check)
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observer.observe(document.documentElement, { attributes: true, attributeFilter: ['class'] })
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return () => observer.disconnect()
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}, [])
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return isDark
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}
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const commands: Record<string, string> = {
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help: `COMMANDS: help, /clear, ! kubectl
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QUESTIONS TO EXPLORE:
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Homelab & Infrastructure
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• Did you build Kubernetes from scratch? How hard?
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• What's this etcd consensus issue you hit?
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• How does Talos Linux compare to kubeadm?
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• ArgoCD vs pure Terraform—when to use each?
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Distributed Systems & State Machines
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• Did you use Temporal before? What problems did it solve?
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• Multi-region deployment at AWS—how did you handle consistency?
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• How do you detect and fix Terraform drift at scale?
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• GraphQL federation with microservices—experience?
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LLM & AI Systems
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• How does Graph-RAG work? Why not just semantic search?
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• vLLM optimization—what bottleneck did you hit?
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• Natural language → executable workflow—how?
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• OIDC + hierarchical RBAC for multi-tenant knowledge graphs?
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Operations & Career
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• 2hr→20min deploy at RBC—what was the root cause?
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• How did you reduce cloud costs 40% across teams?
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• Lessons from on-call at AWS Step Functions?
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• What's your take on IaC tooling—Terraform, Pulumi, CDK?
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Or just ask: "Tell me about X" or "How did you build Y?"`,
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about: `Rock Liang - Senior Software Engineer
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6+ years | Infrastructure × Backend × LLM Systems
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AWS → RBC → Building production homelab
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Ask me anything specific!`,
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}
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interface HistoryEntry {
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cmd: string
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output: string
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thinking?: string
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isStreaming?: boolean
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}
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export function InteractiveTerminal() {
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const [input, setInput] = useState('')
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const [history, setHistory] = useState<HistoryEntry[]>([])
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const [isLoading, setIsLoading] = useState(false)
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const { isOpen, setIsOpen } = useTerminal()
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const [isMac, setIsMac] = useState(true)
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const [width, setWidth] = useState(448) // 28rem = 448px
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const [height, setHeight] = useState(512) // 32rem = 512px
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const [isResizing, setIsResizing] = useState(false)
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const terminalRef = useRef<HTMLDivElement>(null)
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const containerRef = useRef<HTMLDivElement>(null)
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const inputRef = useRef<HTMLInputElement>(null)
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const resizeHandleRef = useRef<HTMLDivElement>(null)
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const isDark = useTheme()
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// Close on click outside
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useEffect(() => {
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const handleClickOutside = (e: MouseEvent) => {
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if (isOpen && containerRef.current && !containerRef.current.contains(e.target as Node)) {
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setIsOpen(false)
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}
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}
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document.addEventListener('mousedown', handleClickOutside)
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return () => document.removeEventListener('mousedown', handleClickOutside)
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}, [isOpen, setIsOpen])
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useEffect(() => {
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const isMacOS = /Mac|iPhone|iPad|iPod/.test(navigator.platform)
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setIsMac(isMacOS)
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const handleKeyDown = (e: KeyboardEvent) => {
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if ((e.metaKey || e.ctrlKey) && e.key === 'k') {
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e.preventDefault()
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setIsOpen(!isOpen)
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}
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}
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window.addEventListener('keydown', handleKeyDown)
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return () => window.removeEventListener('keydown', handleKeyDown)
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}, [isOpen, setIsOpen])
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// Auto-scroll on history change
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useEffect(() => {
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terminalRef.current?.scrollTo(0, terminalRef.current.scrollHeight)
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}, [history])
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// Focus input when opened
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useEffect(() => {
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if (isOpen) inputRef.current?.focus()
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}, [isOpen])
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// Handle terminal resize (drag top-left, anchored bottom-right)
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useEffect(() => {
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const handleMouseMove = (e: MouseEvent) => {
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if (!isResizing) return
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e.preventDefault()
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const container = containerRef.current
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if (!container) return
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const rect = container.getBoundingClientRect()
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const newWidth = Math.max(320, rect.right - e.clientX)
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const newHeight = Math.max(300, rect.bottom - e.clientY)
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setWidth(newWidth)
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setHeight(newHeight)
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}
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const handleMouseUp = () => {
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setIsResizing(false)
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document.body.style.cursor = 'auto'
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document.body.style.userSelect = 'auto'
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}
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if (isResizing) {
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document.body.style.userSelect = 'none'
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document.body.style.cursor = 'nw-resize'
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document.addEventListener('mousemove', handleMouseMove, { passive: false })
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document.addEventListener('mouseup', handleMouseUp)
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return () => {
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document.removeEventListener('mousemove', handleMouseMove)
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document.removeEventListener('mouseup', handleMouseUp)
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}
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}
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}, [isResizing])
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const handleCommand = async (cmd: string) => {
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const trimmed = cmd.trim()
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if (!trimmed) return
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const lowerCmd = trimmed.toLowerCase()
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if (lowerCmd === 'clear' || lowerCmd === '/clear') {
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setHistory([])
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setInput('')
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return
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}
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// Handle ! kubectl commands
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if (trimmed.startsWith('!')) {
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const kubectlCmd = trimmed.slice(1).trim()
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if (!kubectlCmd.startsWith('kubectl ')) {
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setHistory(prev => [...prev, { cmd: trimmed, output: 'Error: only kubectl commands supported (e.g. ! kubectl get pods)' }])
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setInput('')
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return
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}
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setIsLoading(true)
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setInput('')
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setHistory(prev => [...prev, { cmd: trimmed, output: '', isStreaming: true }])
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const entryIndex = history.length
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try {
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const response = await fetch('/api/kubectl', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ command: kubectlCmd }),
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})
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const data = await response.json()
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setHistory(prev => {
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const updated = [...prev]
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const entry = updated[entryIndex]
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if (entry) {
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entry.output = data.error || data.output || 'No output'
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entry.isStreaming = false
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}
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return updated
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})
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} catch (err) {
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setHistory(prev => {
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const updated = [...prev]
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const entry = updated[entryIndex]
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if (entry) {
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entry.output = `Error: ${err instanceof Error ? err.message : 'Request failed'}`
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entry.isStreaming = false
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}
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return updated
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})
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} finally {
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setIsLoading(false)
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}
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return
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}
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// Check for built-in commands
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if (commands[lowerCmd]) {
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setHistory(prev => [...prev, { cmd: trimmed, output: commands[lowerCmd] }])
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setInput('')
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return
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}
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// Otherwise, call the LLM API
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setIsLoading(true)
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setInput('')
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const entryIndex = history.length
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setHistory(prev => [...prev, { cmd: trimmed, output: '', thinking: '', isStreaming: true }])
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try {
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const response = await fetch('/api/chat', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ message: trimmed }),
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})
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if (!response.ok) throw new Error('API error')
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const reader = response.body?.getReader()
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if (!reader) throw new Error('No reader')
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const decoder = new TextDecoder()
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// eslint-disable-next-line no-constant-condition
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while (true) {
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const { done, value } = await reader.read()
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if (done) break
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const chunk = decoder.decode(value, { stream: true })
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const lines = chunk.split('\n')
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for (const line of lines) {
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if (!line.startsWith('data: ')) continue
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const data = line.slice(6)
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try {
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const json = JSON.parse(data)
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setHistory(prev => {
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const updated = [...prev]
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const entry = updated[entryIndex]
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if (!entry) return prev
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if (json.type === 'reasoning') {
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entry.thinking = json.text
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} else if (json.type === 'content') {
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entry.output = json.text
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} else if (json.type === 'done') {
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entry.isStreaming = false
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}
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return updated
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})
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} catch {
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// Skip invalid JSON
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}
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}
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}
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} catch {
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setHistory(prev => {
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const updated = [...prev]
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const entry = updated[entryIndex]
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if (entry) {
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entry.output = 'Error: Failed to get response. Try again.'
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entry.isStreaming = false
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}
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return updated
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})
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} finally {
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setIsLoading(false)
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}
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}
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return (
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<div className="fixed bottom-6 right-6 z-40">
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<AnimatePresence mode="wait">
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{!isOpen ? (
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<motion.button
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key="trigger"
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onClick={() => setIsOpen(true)}
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className="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg font-mono text-sm shadow-lg"
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initial={{ opacity: 0, scale: 0.9 }}
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animate={{ opacity: 1, scale: 1 }}
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exit={{ opacity: 0, scale: 0.9 }}
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transition={{ duration: 0.2 }}
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>
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Ask Poimen ({isMac ? 'Cmd' : 'Ctrl'}+K)
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</motion.button>
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) : (
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<motion.div
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key="terminal"
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ref={containerRef}
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initial={{ opacity: 0, y: 20, scale: 0.95 }}
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animate={{ opacity: 1, y: 0, scale: 1 }}
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exit={{ opacity: 0, y: 20, scale: 0.95 }}
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transition={{ duration: 0.25, ease: 'easeInOut' }}
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style={{ width: `${width}px`, height: `${height}px` }}
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className={`rounded-lg shadow-2xl flex flex-col border relative user-select-none ${
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isDark
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? 'bg-gray-950 border-gray-700'
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: 'bg-white border-gray-300'
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}`}
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tabIndex={-1}
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onMouseDown={(e) => {
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// Ensure terminal stays focused during interaction
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if (e.target === containerRef.current) {
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inputRef.current?.focus()
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}
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}}
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>
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<div className={`border-b px-4 py-3 flex justify-between items-center ${
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isDark
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? 'bg-gray-900 border-gray-700'
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: 'bg-gray-100 border-gray-300'
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}`}>
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<span className={`font-mono text-xs ${isDark ? 'text-gray-300' : 'text-gray-700'}`}>
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Poimen (AI Assistant)
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</span>
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<button
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onClick={() => setIsOpen(false)}
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className={isDark ? 'text-gray-400 hover:text-white' : 'text-gray-500 hover:text-gray-900'}
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>
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✕
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</button>
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</div>
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<div
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ref={terminalRef}
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className={`flex-1 overflow-y-auto px-4 py-3 font-mono text-sm space-y-4 ${
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isDark ? 'text-gray-200' : 'text-gray-800'
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}`}
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>
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{history.length === 0 && (
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<div className={isDark ? 'text-gray-500' : 'text-gray-400'}>
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Ask me about Rock's experience, projects, or skills!
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<br />
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<span className="text-xs">Type 'help' for commands</span>
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</div>
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)}
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{history.map((entry, i) => (
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<div key={i} className="space-y-2">
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<div className={isDark ? 'text-green-400' : 'text-green-600'}>
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<span className={isDark ? 'text-blue-400' : 'text-blue-600'}>→</span> {entry.cmd}
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</div>
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{entry.isStreaming && !entry.output && (
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<div className={`space-y-2 text-xs ${isDark ? 'text-gray-400' : 'text-gray-500'}`}>
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<div className="flex items-start gap-2">
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<Spinner />
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<span className="italic truncate max-w-[300px]">
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{entry.thinking ? entry.thinking.slice(-80) : 'Working...'}
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</span>
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</div>
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<div className={`text-[11px] ${isDark ? 'text-gray-500' : 'text-gray-400'}`}>
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(Reasoning on V100 32GB, slight delay expected)
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</div>
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</div>
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)}
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{entry.output && (
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<div className={`prose prose-sm max-w-none ${isDark ? 'prose-invert' : ''}`}>
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<ReactMarkdown>{entry.output}</ReactMarkdown>
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{entry.isStreaming && (
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<span className="animate-pulse">▊</span>
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)}
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</div>
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)}
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</div>
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))}
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</div>
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<div className={`border-t px-4 py-3 ${isDark ? 'border-gray-700' : 'border-gray-300'}`}>
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<div className="flex items-center gap-2">
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<span className={isDark ? 'text-blue-400' : 'text-blue-600'}>→</span>
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<input
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ref={inputRef}
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type="text"
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value={input}
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onChange={(e) => setInput(e.target.value)}
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onKeyDown={(e) => {
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if (e.key === 'Enter' && !isLoading) handleCommand(input)
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}}
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placeholder={isLoading ? 'Thinking...' : 'Ask anything...'}
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disabled={isLoading}
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className={`flex-1 bg-transparent text-sm outline-none ${
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isDark ? 'text-gray-200 placeholder-gray-600' : 'text-gray-800 placeholder-gray-400'
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} ${isLoading ? 'opacity-50' : ''}`}
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autoFocus
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/>
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</div>
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</div>
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{/* Resize handle — top-left corner */}
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<div
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ref={resizeHandleRef}
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onMouseDown={(e) => {
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e.preventDefault()
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e.stopPropagation()
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setIsResizing(true)
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}}
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className={`absolute top-0 left-0 w-4 h-4 cursor-nw-resize ${
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isDark ? 'hover:bg-gray-600' : 'hover:bg-gray-400'
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} transition-colors z-10 select-none`}
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style={{
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borderTopLeftRadius: 'inherit',
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opacity: isResizing ? 1 : 0.5,
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}}
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>
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<svg width="10" height="10" viewBox="0 0 10 10" className="m-0.5 opacity-40 pointer-events-none">
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<line x1="0" y1="10" x2="10" y2="0" stroke="currentColor" strokeWidth="1.5" />
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<line x1="0" y1="6" x2="6" y2="0" stroke="currentColor" strokeWidth="1.5" />
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</svg>
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</div>
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</motion.div>
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)}
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</AnimatePresence>
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</div>
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)
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}
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