| 1 | import { useEffect, useRef, useState, type ReactElement } from 'react' |
| 2 | import { Loader2, Send, Sparkles, Tag, X } from 'lucide-react' |
| 3 | import { useT } from '../../i18n' |
| 4 | import { ipc, type HtmlEditorAiElementContext, type HtmlEditorAiMessage } from '../../lib/ipc' |
| 5 | import { useModelAction } from '../../hooks/useModelAction' |
| 6 | import { useHtmlEditStore } from '../../store/htmlEditStore' |
| 7 | import { useHtmlEditHistoryStore } from '../../store/htmlEditHistoryStore' |
| 8 | import { useHtmlEditorAiStore } from '../../store/htmlEditorAiStore' |
| 9 | import { useHtmlEditorStore } from '../../store/htmlEditorStore' |
| 10 | import { useHtmlEditorUiStore } from '../../store/htmlEditorUiStore' |
| 11 | import { Button } from '../ui/Button' |
| 12 | import { Textarea } from '../ui/Input' |
| 13 | import { ModelSplitButton } from '../model/ModelActionButton' |
| 14 | |
| 15 | const MAX_AI_HISTORY_MESSAGES = 6 |
| 16 | const MAX_AI_HISTORY_MESSAGE_LENGTH = 1_800 |
| 17 | const MAX_AI_ELEMENT_HTML_LENGTH = 10_000 |
| 18 | |
| 19 | function HtmlEditorAiMessageBubble({ |
| 20 | role, |
| 21 | content, |
| 22 | selectedElement |
| 23 | }: { |
| 24 | role: HtmlEditorAiMessage['role'] |
| 25 | content: string |
| 26 | selectedElement?: HtmlEditorAiElementContext |
| 27 | }): ReactElement { |
| 28 | const isUser = role === 'user' |
| 29 | const selectedElementLabel = |
| 30 | selectedElement?.label || |
| 31 | (selectedElement?.elementTag |
| 32 | ? `<${selectedElement.elementTag}>` |
| 33 | : selectedElement?.selector || '') |
| 34 | return ( |
| 35 | <div className={`flex w-full ${isUser ? 'justify-end' : 'justify-start'}`}> |
| 36 | <div |
| 37 | className={`max-w-[280px] whitespace-pre-wrap break-words rounded-2xl border px-3 py-2 text-[13px] leading-5 shadow-sm ${ |
| 38 | isUser |
| 39 | ? 'border-[#c7d9b4]/80 bg-[#e6f1dc]/85 text-[#34402c]' |
| 40 | : 'border-[#ded2bd]/80 bg-[#fffaf1]/90 text-[#3f372b]' |
| 41 | }`} |
| 42 | > |
| 43 | {isUser && selectedElement?.selector ? ( |
| 44 | <div |
| 45 | className="mb-1.5 flex min-w-0 items-center gap-1 text-[10px] leading-4 text-[#537044]" |
| 46 | title={selectedElement.selector} |
| 47 | > |
| 48 | <Tag className="h-3 w-3 shrink-0" /> |
| 49 | <span className="truncate">{selectedElementLabel}</span> |
| 50 | </div> |
| 51 | ) : null} |
| 52 | {content} |
| 53 | </div> |
| 54 | </div> |
| 55 | ) |
| 56 | } |
| 57 | |
| 58 | export function HtmlEditorAiPanel(): ReactElement { |
| 59 | const t = useT() |
| 60 | const modelAction = useModelAction() |
| 61 | const docId = useHtmlEditorStore((state) => state.docId) |
| 62 | const documentTitle = useHtmlEditorStore((state) => state.title) |
| 63 | const input = useHtmlEditorAiStore((state) => state.input) |
| 64 | const messages = useHtmlEditorAiStore((state) => state.messages) |
| 65 | const isSending = useHtmlEditorAiStore((state) => state.isSending) |
| 66 | const error = useHtmlEditorAiStore((state) => state.error) |
| 67 | const setInput = useHtmlEditorAiStore((state) => state.setInput) |
| 68 | const addMessage = useHtmlEditorAiStore((state) => state.addMessage) |
| 69 | const setMessages = useHtmlEditorAiStore((state) => state.setMessages) |
| 70 | const setSending = useHtmlEditorAiStore((state) => state.setSending) |
| 71 | const setError = useHtmlEditorAiStore((state) => state.setError) |
| 72 | const setPlan = useHtmlEditorAiStore((state) => state.setPlan) |
| 73 | const clearConversation = useHtmlEditorAiStore((state) => state.clearConversation) |
| 74 | const pendingPlan = useHtmlEditorAiStore((state) => state.pendingPlan) |
| 75 | const requiresConfirmation = useHtmlEditorAiStore((state) => state.requiresConfirmation) |
| 76 | const selectedSelector = useHtmlEditorUiStore((state) => state.selectedSelector) |
| 77 | const selectorLabel = useHtmlEditorUiStore((state) => state.selectorLabel) |
| 78 | const elementTag = useHtmlEditorUiStore((state) => state.elementTag) |
| 79 | const elementText = useHtmlEditorUiStore((state) => state.elementText) |
| 80 | const messagesEndRef = useRef<HTMLDivElement>(null) |
| 81 | const composingRef = useRef(false) |
| 82 | const [selectedHtml, setSelectedHtml] = useState('') |
| 83 | |
| 84 | useEffect(() => { |
| 85 | messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' }) |
| 86 | }, [messages, isSending]) |
| 87 | |
| 88 | useEffect(() => { |
| 89 | let disposed = false |
| 90 | if (!selectedSelector) { |
| 91 | setSelectedHtml('') |
| 92 | return () => { |
| 93 | disposed = true |
| 94 | } |
| 95 | } |
| 96 | const iframe = useHtmlEditStore.getState().iframeHandle |
| 97 | if (!iframe?.readElementHtml) return undefined |
| 98 | void iframe |
| 99 | .readElementHtml(selectedSelector) |
| 100 | .then((html) => { |
| 101 | if (!disposed) setSelectedHtml(String(html || '').slice(0, MAX_AI_ELEMENT_HTML_LENGTH)) |
| 102 | }) |
| 103 | .catch(() => { |
| 104 | if (!disposed) setSelectedHtml('') |
| 105 | }) |
| 106 | return () => { |
| 107 | disposed = true |
| 108 | } |
| 109 | }, [selectedSelector]) |
| 110 | |
| 111 | useEffect(() => { |
| 112 | let disposed = false |
| 113 | if (!docId) return undefined |
| 114 | void ipc |
| 115 | .listHtmlEditorMessages({ docId }) |
| 116 | .then(({ messages: storedMessages }) => { |
| 117 | if (disposed) return |
| 118 | setMessages(storedMessages) |
| 119 | const latestPlanMessage = [...storedMessages] |
| 120 | .reverse() |
| 121 | .find((message) => message.role === 'assistant' && message.plan) |
| 122 | setPlan({ |
| 123 | intent: latestPlanMessage?.intent || latestPlanMessage?.plan?.intent || 'other', |
| 124 | plan: latestPlanMessage?.plan || null, |
| 125 | requiresConfirmation: latestPlanMessage?.requiresConfirmation === true |
| 126 | }) |
| 127 | }) |
| 128 | .catch((loadError) => { |
| 129 | if (!disposed) { |
| 130 | setError(loadError instanceof Error ? loadError.message : t('htmlEditor.aiFailed')) |
| 131 | } |
| 132 | }) |
| 133 | return () => { |
| 134 | disposed = true |
| 135 | } |
| 136 | }, [docId, setError, setMessages, setPlan, t]) |
| 137 | |
| 138 | const sendMessage = async (modelConfigId: string): Promise<void> => { |
| 139 | const userMessage = input.trim() |
| 140 | if (!userMessage || isSending || !docId) return |
| 141 | |
| 142 | const recentMessages: HtmlEditorAiMessage[] = messages |
| 143 | .slice(-MAX_AI_HISTORY_MESSAGES) |
| 144 | .map(({ role, content }) => ({ |
| 145 | role, |
| 146 | content: content.slice(0, MAX_AI_HISTORY_MESSAGE_LENGTH) |
| 147 | })) |
| 148 | const planForConfirmation = requiresConfirmation ? pendingPlan : undefined |
| 149 | const messageSelectedElement = selectedSelector |
| 150 | ? { |
| 151 | selector: selectedSelector, |
| 152 | label: selectorLabel, |
| 153 | elementTag, |
| 154 | elementText |
| 155 | } |
| 156 | : undefined |
| 157 | addMessage({ role: 'user', content: userMessage, selectedElement: messageSelectedElement }) |
| 158 | setInput('') |
| 159 | setError(null) |
| 160 | setPlan({ intent: 'other', plan: null, requiresConfirmation: false }) |
| 161 | setSending(true) |
| 162 | |
| 163 | try { |
| 164 | let latestSelectedHtml = selectedHtml |
| 165 | if (selectedSelector) { |
| 166 | const iframe = useHtmlEditStore.getState().iframeHandle |
| 167 | if (iframe?.readElementHtml) { |
| 168 | try { |
| 169 | latestSelectedHtml = (await iframe.readElementHtml(selectedSelector)).slice( |
| 170 | 0, |
| 171 | MAX_AI_ELEMENT_HTML_LENGTH |
| 172 | ) |
| 173 | } catch { |
| 174 | // Use the last successfully read fragment when the webview is reloading. |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | const result = await ipc.htmlEditorAiChat({ |
| 179 | documentId: docId, |
| 180 | documentTitle, |
| 181 | pageHtml: '', |
| 182 | selectedElement: selectedSelector |
| 183 | ? { |
| 184 | selector: selectedSelector, |
| 185 | label: selectorLabel, |
| 186 | elementTag, |
| 187 | elementText, |
| 188 | html: latestSelectedHtml |
| 189 | } |
| 190 | : undefined, |
| 191 | recentMessages, |
| 192 | pendingPlan: planForConfirmation || undefined, |
| 193 | userMessage, |
| 194 | modelConfigId |
| 195 | }) |
| 196 | addMessage({ |
| 197 | role: 'assistant', |
| 198 | content: result.reply, |
| 199 | selectedElement: messageSelectedElement |
| 200 | }) |
| 201 | if (result.applied && result.appliedHtml) { |
| 202 | useHtmlEditorStore.getState().setHtml(result.appliedHtml) |
| 203 | useHtmlEditStore.getState().resetForPage() |
| 204 | useHtmlEditHistoryStore.getState().clearPage(docId) |
| 205 | useHtmlEditorUiStore.getState().clearSelectedElement() |
| 206 | useHtmlEditorUiStore.getState().bumpPreviewKey() |
| 207 | } |
| 208 | setPlan({ |
| 209 | intent: result.intent, |
| 210 | plan: result.plan, |
| 211 | requiresConfirmation: result.requiresConfirmation |
| 212 | }) |
| 213 | } catch (sendError) { |
| 214 | setError(sendError instanceof Error ? sendError.message : t('htmlEditor.aiFailed')) |
| 215 | } finally { |
| 216 | setSending(false) |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | const sendDisabled = !input.trim() || isSending || !docId |
| 221 | const selectedLabel = selectorLabel || selectedSelector || '' |
| 222 | |
| 223 | const handleClearConversation = async (): Promise<void> => { |
| 224 | if (!docId) return |
| 225 | try { |
| 226 | await ipc.clearHtmlEditorMessages({ docId }) |
| 227 | clearConversation() |
| 228 | } catch (clearError) { |
| 229 | setError(clearError instanceof Error ? clearError.message : t('htmlEditor.aiFailed')) |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | return ( |
| 234 | <aside className="flex h-full w-[360px] shrink-0 flex-col border-l border-[#e2dccf] bg-[#f5f1e8]"> |
| 235 | <div className="flex shrink-0 items-center gap-2 border-b border-[#e2dccf] px-3 py-2.5"> |
| 236 | <Sparkles className="h-4 w-4 text-[#5d6b4d]" /> |
| 237 | <div className="min-w-0 flex-1"> |
| 238 | <div className="text-sm font-semibold text-[#34402c]">{t('htmlEditor.aiMode')}</div> |
| 239 | <div className="text-[10px] text-[#7a806e]">{t('htmlEditor.aiInspectHint')}</div> |
| 240 | </div> |
| 241 | <button |
| 242 | type="button" |
| 243 | onClick={() => { |
| 244 | useHtmlEditorAiStore.getState().setEnabled(false) |
| 245 | useHtmlEditorUiStore.getState().clearSelectedElement() |
| 246 | }} |
| 247 | className="inline-flex h-7 w-7 items-center justify-center rounded-md text-[#6d604d] transition-colors hover:bg-[#ece5d6]" |
| 248 | title={t('htmlEditor.closeAiMode')} |
| 249 | aria-label={t('htmlEditor.closeAiMode')} |
| 250 | > |
| 251 | <X className="h-4 w-4" /> |
| 252 | </button> |
| 253 | </div> |
| 254 | |
| 255 | <div className="min-h-0 flex-1 overflow-y-auto px-3 py-3"> |
| 256 | <div className="space-y-2.5"> |
| 257 | {messages.length === 0 ? ( |
| 258 | <div className="py-10 text-center text-xs leading-5 text-[#817664]"> |
| 259 | {t('htmlEditor.aiEmpty')} |
| 260 | </div> |
| 261 | ) : ( |
| 262 | messages.map((message) => ( |
| 263 | <HtmlEditorAiMessageBubble |
| 264 | key={message.id} |
| 265 | role={message.role} |
| 266 | content={message.content} |
| 267 | selectedElement={message.selectedElement} |
| 268 | /> |
| 269 | )) |
| 270 | )} |
| 271 | {isSending ? ( |
| 272 | <div className="flex items-center gap-2 text-xs text-[#7a806e]"> |
| 273 | <Loader2 className="h-3.5 w-3.5 animate-spin" /> |
| 274 | {t('htmlEditor.aiThinking')} |
| 275 | </div> |
| 276 | ) : null} |
| 277 | {error ? ( |
| 278 | <div className="rounded-xl bg-[#f3e6e2] px-3 py-2 text-xs leading-5 text-[#8e5a53]"> |
| 279 | {error} |
| 280 | </div> |
| 281 | ) : null} |
| 282 | <div ref={messagesEndRef} /> |
| 283 | </div> |
| 284 | </div> |
| 285 | |
| 286 | <div className="shrink-0 border-t border-[#e2dccf] bg-[#fffaf1]/45 p-3"> |
| 287 | {selectedSelector ? ( |
| 288 | <div className="mb-2 rounded-xl border border-[#c7d9b4]/70 bg-[#e6f1dc]/70 px-2.5 py-2"> |
| 289 | <div className="mb-1 flex items-center justify-between gap-2"> |
| 290 | <span className="text-[10px] font-semibold tracking-wide text-[#4f6340]"> |
| 291 | {t('htmlEditor.selectedElement')} |
| 292 | </span> |
| 293 | <button |
| 294 | type="button" |
| 295 | onClick={() => useHtmlEditorUiStore.getState().clearSelectedElement()} |
| 296 | className="inline-flex h-5 w-5 items-center justify-center rounded-full text-[#64735a] hover:bg-[#d4e4c1]" |
| 297 | title={t('htmlEditor.clearSelectedElement')} |
| 298 | aria-label={t('htmlEditor.clearSelectedElement')} |
| 299 | > |
| 300 | <X className="h-3 w-3" /> |
| 301 | </button> |
| 302 | </div> |
| 303 | <div className="truncate text-xs font-medium text-[#405333]" title={selectedSelector}> |
| 304 | {selectedLabel} |
| 305 | </div> |
| 306 | <div className="mt-0.5 truncate text-[11px] text-[#5f6e50]"> |
| 307 | {elementTag ? `<${elementTag}>` : ''} |
| 308 | {elementText ? ` ${elementText}` : ''} |
| 309 | </div> |
| 310 | </div> |
| 311 | ) : ( |
| 312 | <div className="mb-2 rounded-xl border border-dashed border-[#cfc4b1] bg-[#fffaf1]/70 px-3 py-2 text-xs leading-5 text-[#766c5b]"> |
| 313 | {t('htmlEditor.aiSelectHint')} |
| 314 | </div> |
| 315 | )} |
| 316 | <Textarea |
| 317 | value={input} |
| 318 | onChange={(event) => setInput(event.target.value)} |
| 319 | onCompositionStart={() => { |
| 320 | composingRef.current = true |
| 321 | }} |
| 322 | onCompositionEnd={() => { |
| 323 | composingRef.current = false |
| 324 | }} |
| 325 | onKeyDown={(event) => { |
| 326 | if (event.key === 'Enter' && !event.shiftKey) { |
| 327 | if (composingRef.current || event.nativeEvent.isComposing) return |
| 328 | event.preventDefault() |
| 329 | if (!sendDisabled) { |
| 330 | void modelAction.ensureModelActive().then((modelConfigId) => { |
| 331 | if (modelConfigId) void sendMessage(modelConfigId) |
| 332 | }) |
| 333 | } |
| 334 | } |
| 335 | }} |
| 336 | placeholder={t('htmlEditor.aiPlaceholder')} |
| 337 | disabled={isSending} |
| 338 | rows={4} |
| 339 | className="min-h-[96px] resize-none rounded-xl border-[#ded2bd]/75 bg-[#fffdf8]/90 text-[13px] leading-5 focus-visible:border-[#9bb98a] focus-visible:ring-0 focus-visible:ring-offset-0" |
| 340 | /> |
| 341 | <div className="mt-2 flex items-center justify-between gap-2"> |
| 342 | <span className="min-w-0 truncate text-[10px] text-[#827662]"> |
| 343 | {selectedSelector |
| 344 | ? t('htmlEditor.aiSelectedContext') |
| 345 | : t('htmlEditor.aiDocumentContext')} |
| 346 | </span> |
| 347 | <ModelSplitButton |
| 348 | modelAction={modelAction} |
| 349 | label={t('htmlEditor.aiSend')} |
| 350 | loadingLabel={t('htmlEditor.aiThinking')} |
| 351 | loading={isSending} |
| 352 | disabled={sendDisabled} |
| 353 | icon={Send} |
| 354 | tone="subtle" |
| 355 | size="sm" |
| 356 | className="shrink-0" |
| 357 | mainClassName="h-8 px-2.5 text-xs" |
| 358 | triggerClassName="h-8 px-1.5" |
| 359 | onRun={sendMessage} |
| 360 | /> |
| 361 | </div> |
| 362 | <Button |
| 363 | type="button" |
| 364 | variant="ghost" |
| 365 | size="sm" |
| 366 | onClick={() => void handleClearConversation()} |
| 367 | className="mt-1 h-7 px-1 text-[11px] text-[#827662] hover:bg-transparent hover:text-[#4f6340]" |
| 368 | > |
| 369 | {t('htmlEditor.aiClearConversation')} |
| 370 | </Button> |
| 371 | </div> |
| 372 | </aside> |
| 373 | ) |
| 374 | } |
| 375 |