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import type { VaultEntry } from '../types'
import {
X, Plus, PaperPlaneRight, Copy, ArrowClockwise,
TextIndent, Sparkle, Key, MagnifyingGlass, Minus,
} from '@phosphor-icons/react'
import {
type ChatMessage, getApiKey, setApiKey,
buildSystemPrompt, MODEL_OPTIONS,
} from '../utils/ai-chat'
import { useAIChat } from '../hooks/useAIChat'
// --- Sub-components ---
interface AIChatPanelProps {
entry: VaultEntry | null
allContent: Record<string, string>
entries?: VaultEntry[]
onClose: () => void
}
function TypingIndicator() {
return (
<div className="flex items-start gap-2" style={{ padding: '8px 12px' }}>
<div style={{ display: 'flex', gap: 4, padding: '10px 0' }}>
<span className="typing-dot" />
<span className="typing-dot" style={{ animationDelay: '0.2s' }} />
<span className="typing-dot" style={{ animationDelay: '0.4s' }} />
</div>
</div>
)
}
function ContextPill({ note, onRemove }: { note: VaultEntry; onRemove: () => void }) {
return (
<span
className="flex items-center gap-1"
style={{
background: 'var(--accent-green-light)',
borderRadius: 99, fontSize: 11,
padding: '2px 6px 2px 8px', color: 'var(--foreground)', maxWidth: 160,
}}
>
<span className="truncate">{note.title}</span>
<button
className="flex items-center justify-center shrink-0 border-none bg-transparent p-0 cursor-pointer text-muted-foreground hover:text-foreground"
onClick={onRemove} title={`Remove ${note.title}`}
>
<Minus size={10} weight="bold" />
</button>
</span>
)
}
function ContextSearchDropdown({
entries, contextPaths, onAdd, onClose,
}: {
entries: VaultEntry[]; contextPaths: Set<string>
onAdd: (entry: VaultEntry) => void; onClose: () => void
}) {
const [query, setQuery] = useState('')
const inputRef = useRef<HTMLInputElement>(null)
useEffect(() => { inputRef.current?.focus() }, [])
const filtered = useMemo(() => {
const q = query.toLowerCase()
return entries
.filter(e => !contextPaths.has(e.path))
.filter(e => !q || e.title.toLowerCase().includes(q) || (e.isA ?? '').toLowerCase().includes(q))
.slice(0, 8)
}, [entries, contextPaths, query])
return (
<div className="absolute left-0 right-0 bg-background border border-border rounded shadow-lg z-10"
style={{ top: '100%', maxHeight: 240, overflow: 'hidden' }}>
<div className="flex items-center gap-1 border-b border-border" style={{ padding: '4px 8px' }}>
<MagnifyingGlass size={12} className="text-muted-foreground shrink-0" />
<input ref={inputRef} value={query} onChange={e => setQuery(e.target.value)}
onKeyDown={e => e.key === 'Escape' && onClose()} placeholder="Search notes..."
className="flex-1 border-none bg-transparent text-foreground outline-none"
style={{ fontSize: 12, padding: '2px 0' }} />
</div>
<div style={{ overflow: 'auto', maxHeight: 200 }}>
{filtered.map(entry => (
<button key={entry.path}
className="flex items-center gap-2 w-full text-left border-none bg-transparent cursor-pointer hover:bg-accent text-foreground"
style={{ padding: '6px 10px', fontSize: 12 }}
onClick={() => { onAdd(entry); onClose() }}>
<span className="text-muted-foreground" style={{ fontSize: 10, minWidth: 60 }}>{entry.isA ?? 'Note'}</span>
<span className="truncate">{entry.title}</span>
</button>
))}
{filtered.length === 0 && (
<div className="text-muted-foreground text-center" style={{ padding: 12, fontSize: 12 }}>No matching notes</div>
)}
</div>
</div>
)
}
function ApiKeyDialog({ onClose }: { onClose: () => void }) {
const [key, setKey] = useState(getApiKey())
return (
<div className="fixed inset-0 flex items-center justify-center z-50" style={{ background: 'rgba(0,0,0,0.4)' }}>
<div className="bg-background border border-border rounded-lg shadow-xl" style={{ width: 400, padding: 20 }}>
<h3 className="text-foreground" style={{ fontSize: 14, fontWeight: 600, margin: '0 0 12px' }}>Anthropic API Key</h3>
<p className="text-muted-foreground" style={{ fontSize: 12, margin: '0 0 12px', lineHeight: 1.5 }}>
Enter your Anthropic API key. Stored locally in your browser.
</p>
<input type="password" value={key} onChange={e => setKey(e.target.value)} placeholder="sk-ant-..."
className="w-full border border-border bg-transparent text-foreground rounded"
style={{ fontSize: 13, padding: '8px 10px', outline: 'none', marginBottom: 12 }} />
<div className="flex justify-end gap-2">
<button className="border border-border bg-transparent text-foreground rounded cursor-pointer hover:bg-accent"
style={{ fontSize: 12, padding: '6px 14px' }} onClick={onClose}>Cancel</button>
<button className="border-none rounded cursor-pointer"
style={{ fontSize: 12, padding: '6px 14px', background: 'var(--primary)', color: 'white' }}
onClick={() => { setApiKey(key); onClose() }}>Save</button>
</div>
</div>
</div>
)
}
function AssistantMessage({ msg, onRetry }: { msg: ChatMessage; onRetry: () => void }) {
return (
<div>
<div style={{ fontSize: 13, lineHeight: 1.6, whiteSpace: 'pre-wrap' }}
dangerouslySetInnerHTML={{
__html: msg.content.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>').replace(/\n/g, '<br/>'),
}} />
<div className="flex items-center gap-3" style={{ marginTop: 4 }}>
<button className="border-none bg-transparent p-0 text-muted-foreground cursor-pointer hover:underline"
style={{ fontSize: 11 }} onClick={() => navigator.clipboard.writeText(msg.content)}>
<Copy size={12} style={{ marginRight: 3, verticalAlign: 'middle' }} />Copy
</button>
<button className="border-none bg-transparent p-0 text-muted-foreground cursor-pointer hover:underline"
style={{ fontSize: 11 }} onClick={onRetry}>
<ArrowClockwise size={12} style={{ marginRight: 3, verticalAlign: 'middle' }} />Retry
</button>
<button className="border-none bg-transparent p-0 text-muted-foreground cursor-pointer hover:underline"
style={{ fontSize: 11 }}>
<TextIndent size={12} style={{ marginRight: 3, verticalAlign: 'middle' }} />Insert
</button>
</div>
</div>
)
}
function StreamingContent({ content }: { content: string }) {
return (
<div style={{ marginBottom: 12 }}>
<div style={{ fontSize: 13, lineHeight: 1.6, whiteSpace: 'pre-wrap' }}
dangerouslySetInnerHTML={{
__html: content.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>').replace(/\n/g, '<br/>'),
}} />
</div>
)
}
function UserBubble({ content }: { content: string }) {
return (
<div className="flex justify-end">
<div style={{
background: 'var(--primary)', color: 'white',
borderRadius: '12px 12px 2px 12px', maxWidth: '85%',
padding: '8px 12px', fontSize: 13, lineHeight: 1.5, whiteSpace: 'pre-wrap',
}}>{content}</div>
</div>
)
}
function formatTokens(n: number): string {
return n < 1000 ? String(n) : `${(n / 1000).toFixed(1)}k`
}
const QUICK_ACTIONS = [
{ label: 'Summarize', message: 'Summarize this note' },
{ label: 'Expand', message: 'Expand this note with more detail' },
{ label: 'Fix grammar', message: 'Fix grammar and improve readability' },
]
// --- Context management hook ---
function useContextNotes(entry: VaultEntry | null) {
const [contextNotes, setContextNotes] = useState<VaultEntry[]>([])
useEffect(() => {
if (entry) {
setContextNotes(prev => prev.some(n => n.path === entry.path) ? prev : [entry, ...prev])
}
}, [entry?.path]) // eslint-disable-line react-hooks/exhaustive-deps
const addNote = (note: VaultEntry) => {
setContextNotes(prev => prev.some(n => n.path === note.path) ? prev : [...prev, note])
}
const removeNote = (path: string) => {
setContextNotes(prev => prev.filter(n => n.path !== path))
}
const paths = useMemo(() => new Set(contextNotes.map(n => n.path)), [contextNotes])
return { contextNotes, addNote, removeNote, paths }
}
// --- Main component ---
export function AIChatPanel({ entry, allContent, entries = [], onClose }: AIChatPanelProps) {
const [input, setInput] = useState('')
const [model, setModel] = useState<string>(MODEL_OPTIONS[0].value)
const [showSearch, setShowSearch] = useState(false)
const [showApiKeyDialog, setShowApiKeyDialog] = useState(false)
const messagesEndRef = useRef<HTMLDivElement>(null)
const ctx = useContextNotes(entry)
const chat = useAIChat(entry, allContent, ctx.contextNotes, model)
const contextInfo = useMemo(
() => buildSystemPrompt(ctx.contextNotes, allContent, model),
[ctx.contextNotes, allContent, model],
)
useEffect(() => {
messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' })
}, [chat.messages, chat.isStreaming, chat.streamingContent])
const handleSend = () => { chat.sendMessage(input); setInput('') }
const handleKeyDown = (e: React.KeyboardEvent) => {
if (e.key === 'Enter' && !e.shiftKey) { e.preventDefault(); handleSend() }
}
return (
<aside className="flex flex-1 flex-col overflow-hidden border-l border-border bg-background text-foreground">
<PanelHeader onApiKey={() => setShowApiKeyDialog(true)} onClear={chat.clearConversation} onClose={onClose} />
<ContextBar
notes={ctx.contextNotes} entries={entries} contextPaths={ctx.paths}
tokenCount={contextInfo.totalTokens} truncated={contextInfo.truncated}
showSearch={showSearch} onToggleSearch={() => setShowSearch(!showSearch)}
onAdd={ctx.addNote} onRemove={ctx.removeNote} onCloseSearch={() => setShowSearch(false)}
/>
<MessageList
messages={chat.messages} isStreaming={chat.isStreaming}
streamingContent={chat.streamingContent} onRetry={chat.retryMessage}
messagesEndRef={messagesEndRef}
/>
<QuickActionsBar actions={QUICK_ACTIONS} disabled={chat.isStreaming}
onAction={msg => { chat.sendMessage(msg); setInput('') }} />
<InputArea model={model} onModelChange={setModel} input={input} onInputChange={setInput}
onKeyDown={handleKeyDown} onSend={handleSend} disabled={chat.isStreaming || !input.trim()} />
{showApiKeyDialog && <ApiKeyDialog onClose={() => setShowApiKeyDialog(false)} />}
<style>{`
.typing-dot {
width: 6px; height: 6px; border-radius: 50%;
background: var(--muted-foreground);
animation: typing-bounce 1.2s infinite ease-in-out;
}
@keyframes typing-bounce {
0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
40% { opacity: 1; transform: scale(1); }
}
`}</style>
</aside>
)
}
// --- Extracted layout sections ---
function PanelHeader({ onApiKey, onClear, onClose }: { onApiKey: () => void; onClear: () => void; onClose: () => void }) {
return (
<div className="flex shrink-0 items-center border-b border-border" style={{ height: 45, padding: '0 12px', gap: 8 }}>
<Sparkle size={16} className="shrink-0 text-muted-foreground" />
<span className="flex-1 text-muted-foreground" style={{ fontSize: 13, fontWeight: 600 }}>AI Chat</span>
<button className="shrink-0 border-none bg-transparent p-1 text-muted-foreground cursor-pointer hover:text-foreground transition-colors"
onClick={onApiKey} title="API Key settings">
<Key size={14} weight={getApiKey() ? 'fill' : 'regular'} />
</button>
<button className="shrink-0 border-none bg-transparent p-1 text-muted-foreground cursor-pointer hover:text-foreground transition-colors"
onClick={onClear} title="New conversation"><Plus size={16} /></button>
<button className="shrink-0 border-none bg-transparent p-1 text-muted-foreground cursor-pointer hover:text-foreground transition-colors"
onClick={onClose} title="Close AI Chat"><X size={16} /></button>
</div>
)
}
function ContextBar({
notes, entries, contextPaths, tokenCount, truncated,
showSearch, onToggleSearch, onAdd, onRemove, onCloseSearch,
}: {
notes: VaultEntry[]; entries: VaultEntry[]; contextPaths: Set<string>
tokenCount: number; truncated: boolean
showSearch: boolean; onToggleSearch: () => void
onAdd: (note: VaultEntry) => void; onRemove: (path: string) => void; onCloseSearch: () => void
}) {
return (
<div className="relative flex shrink-0 flex-wrap items-center gap-1.5 border-b border-border" style={{ padding: '6px 12px' }}>
{notes.map(note => (
<ContextPill key={note.path} note={note} onRemove={() => onRemove(note.path)} />
))}
<button
className="flex items-center gap-0.5 border border-dashed border-border bg-transparent text-muted-foreground cursor-pointer hover:text-foreground rounded-full"
style={{ fontSize: 11, padding: '2px 8px' }} onClick={onToggleSearch} title="Add note to context">
<Plus size={10} weight="bold" /><span>Add</span>
</button>
{notes.length > 0 && (
<span className="text-muted-foreground ml-auto" style={{ fontSize: 10 }}>
~{formatTokens(tokenCount)} tokens{truncated && ' (truncated)'}
</span>
)}
{showSearch && (
<ContextSearchDropdown entries={entries} contextPaths={contextPaths} onAdd={onAdd} onClose={onCloseSearch} />
)}
</div>
)
}
function MessageList({
messages, isStreaming, streamingContent, onRetry, messagesEndRef,
}: {
messages: ChatMessage[]; isStreaming: boolean; streamingContent: string
onRetry: (idx: number) => void; messagesEndRef: React.RefObject<HTMLDivElement | null>
}) {
return (
<div className="flex-1 overflow-y-auto" style={{ padding: 12 }}>
{messages.length === 0 && !isStreaming && (
<div className="flex flex-col items-center justify-center text-center text-muted-foreground" style={{ paddingTop: 40 }}>
<Sparkle size={24} style={{ marginBottom: 8, opacity: 0.5 }} />
<p style={{ fontSize: 13, margin: '0 0 4px' }}>Ask anything about your notes</p>
<p style={{ fontSize: 11, margin: 0, opacity: 0.6 }}>
{getApiKey() ? 'Connected to Anthropic API' : 'Set API key for real AI responses'}
</p>
</div>
)}
{messages.map((msg, idx) => (
<div key={msg.id} style={{ marginBottom: 12 }}>
{msg.role === 'user'
? <UserBubble content={msg.content} />
: <AssistantMessage msg={msg} onRetry={() => onRetry(idx)} />}
</div>
))}
{isStreaming && streamingContent && <StreamingContent content={streamingContent} />}
{isStreaming && !streamingContent && <TypingIndicator />}
<div ref={messagesEndRef} />
</div>
)
}
function QuickActionsBar({
actions, disabled, onAction,
}: {
actions: { label: string; message: string }[]; disabled: boolean; onAction: (msg: string) => void
}) {
return (
<div className="flex shrink-0 flex-wrap items-center gap-1.5 border-t border-border" style={{ padding: '8px 12px' }}>
{actions.map(a => (
<button key={a.label}
className="cursor-pointer bg-transparent text-foreground hover:bg-accent transition-colors"
style={{ fontSize: 11, border: '1px solid var(--border)', borderRadius: 99, padding: '3px 10px' }}
onClick={() => onAction(a.message)} disabled={disabled}>
{a.label}
</button>
))}
</div>
)
}
function InputArea({
model, onModelChange, input, onInputChange, onKeyDown, onSend, disabled,
}: {
model: string; onModelChange: (m: string) => void
input: string; onInputChange: (v: string) => void
onKeyDown: (e: React.KeyboardEvent) => void; onSend: () => void; disabled: boolean
}) {
return (
<div className="flex shrink-0 flex-col border-t border-border" style={{ padding: '8px 12px' }}>
<div style={{ marginBottom: 6 }}>
<select value={model} onChange={e => onModelChange(e.target.value)}
className="border border-border bg-transparent text-muted-foreground"
style={{ fontSize: 11, borderRadius: 4, padding: '2px 6px', outline: 'none' }}>
{MODEL_OPTIONS.map(opt => <option key={opt.value} value={opt.value}>{opt.label}</option>)}
</select>
</div>
<div className="flex items-end gap-2">
<textarea value={input} onChange={e => onInputChange(e.target.value)} onKeyDown={onKeyDown}
placeholder="Ask about your notes..." rows={1}
className="flex-1 resize-none border border-border bg-transparent text-foreground"
style={{ fontSize: 13, borderRadius: 8, padding: '8px 10px', outline: 'none', lineHeight: 1.4, maxHeight: 100, fontFamily: 'inherit' }} />
<button className="shrink-0 flex items-center justify-center border-none cursor-pointer transition-colors"
style={{ background: 'var(--primary)', color: 'white', borderRadius: 8, width: 32, height: 34 }}
onClick={onSend} disabled={disabled} title="Send message">
<PaperPlaneRight size={16} />
</button>
</div>
</div>
)
}
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