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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 | 'use client' import { useCallback, useEffect, useMemo, useRef, useState } from 'react' import { useRemoteCameraDesktop, type FrameMode } from '@/hooks/useRemoteCameraDesktop' import type { CalibrationGrid, QuadCorners } from '@/types/vision' import { css } from '../../../styled-system/css' import { CalibrationOverlay } from './CalibrationOverlay' import { RemoteCameraQRCode } from './RemoteCameraQRCode' export interface RemoteCameraReceiverProps { /** Session ID to receive frames for */ sessionId: string | null /** Number of abacus columns to detect */ columnCount: number /** Whether to show calibration controls */ showCalibrationControls?: boolean /** Called when a frame is received (for processing) */ onFrame?: (imageData: string, timestamp: number) => void /** Called when session ID is available (from QR code creation) */ onSessionCreated?: (sessionId: string) => void /** Called when calibration is complete */ onCalibrationComplete?: (grid: CalibrationGrid) => void /** Size of the QR code when showing (default 200) */ qrCodeSize?: number } /** * Desktop component for receiving remote camera frames * * Shows a QR code when no phone is connected, then displays * the frames sent from the phone. Supports desktop-side calibration * when in raw mode. */ export function RemoteCameraReceiver({ sessionId, columnCount, showCalibrationControls = true, onFrame, onSessionCreated, onCalibrationComplete, qrCodeSize = 200, }: RemoteCameraReceiverProps) { const { isPhoneConnected, latestFrame, frameRate, frameMode, videoDimensions, error, subscribe, unsubscribe, setPhoneFrameMode, sendCalibration, } = useRemoteCameraDesktop() // Calibration state const [isCalibrating, setIsCalibrating] = useState(false) const [calibration, setCalibration] = useState<CalibrationGrid | null>(null) const containerRef = useRef<HTMLDivElement>(null) const imageRef = useRef<HTMLImageElement>(null) const [containerDimensions, setContainerDimensions] = useState({ width: 0, height: 0, }) const [imageDimensions, setImageDimensions] = useState({ width: 0, height: 0, }) // Subscribe when sessionId changes useEffect(() => { if (sessionId) { subscribe(sessionId) return () => { unsubscribe() } } }, [sessionId, subscribe, unsubscribe]) // Notify parent when frame received useEffect(() => { if (latestFrame && onFrame) { onFrame(latestFrame.imageData, latestFrame.timestamp) } }, [latestFrame, onFrame]) // Track container dimensions useEffect(() => { const container = containerRef.current if (!container) return const updateDimensions = () => { const rect = container.getBoundingClientRect() if (rect.width > 0 && rect.height > 0) { setContainerDimensions({ width: rect.width, height: rect.height }) } } updateDimensions() const resizeObserver = new ResizeObserver(updateDimensions) resizeObserver.observe(container) return () => resizeObserver.disconnect() }, [isCalibrating]) // Track image dimensions when it loads const handleImageLoad = useCallback((e: React.SyntheticEvent<HTMLImageElement>) => { const img = e.currentTarget setImageDimensions({ width: img.naturalWidth, height: img.naturalHeight, }) }, []) // Create image src from base64 data const imageSrc = useMemo(() => { if (!latestFrame) return null return `data:image/jpeg;base64,${latestFrame.imageData}` }, [latestFrame]) // Handle starting calibration const handleStartCalibration = useCallback(() => { // Switch phone to raw mode so we get uncropped frames setPhoneFrameMode('raw') setIsCalibrating(true) }, [setPhoneFrameMode]) // Handle calibration complete const handleCalibrationComplete = useCallback( (grid: CalibrationGrid) => { setCalibration(grid) setIsCalibrating(false) // Send calibration to phone if (grid.corners) { sendCalibration(grid.corners, grid.columnCount) } // Notify parent if (onCalibrationComplete) { onCalibrationComplete(grid) } }, [sendCalibration, onCalibrationComplete] ) // Handle calibration cancel const handleCalibrationCancel = useCallback(() => { setIsCalibrating(false) // If we have a previous calibration, switch back to cropped mode if (calibration?.corners) { setPhoneFrameMode('cropped') } }, [calibration, setPhoneFrameMode]) // Handle corners change during calibration (for live preview) const handleCornersChange = useCallback((corners: QuadCorners) => { // Could update preview here if needed }, []) // Show QR code if no session yet if (!sessionId) { return ( <div className={css({ display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', p: 6, })} data-component="remote-camera-receiver-qr" > <h3 className={css({ fontSize: 'lg', fontWeight: 'semibold', mb: 4 })}> Connect Phone Camera </h3> <RemoteCameraQRCode onSessionCreated={onSessionCreated} size={qrCodeSize} /> </div> ) } // Show error if any if (error) { return ( <div className={css({ display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', p: 6, bg: 'red.50', borderRadius: 'lg', border: '1px solid', borderColor: 'red.200', })} data-component="remote-camera-receiver-error" > <span className={css({ color: 'red.600', fontSize: 'sm' })}>{error}</span> </div> ) } // Show waiting for phone if (!isPhoneConnected) { return ( <div className={css({ display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', p: 6, })} data-component="remote-camera-receiver-waiting" > <h3 className={css({ fontSize: 'lg', fontWeight: 'semibold', mb: 4 })}> Waiting for Phone... </h3> <p className={css({ color: 'gray.500', fontSize: 'sm', mb: 4, textAlign: 'center', })} > Scan the QR code with your phone to connect </p> <RemoteCameraQRCode onSessionCreated={onSessionCreated} size={qrCodeSize} /> </div> ) } // Show received frame return ( <div className={css({ display: 'flex', flexDirection: 'column', alignItems: 'center', position: 'relative', })} data-component="remote-camera-receiver-connected" > {/* Frame display */} <div ref={containerRef} className={css({ position: 'relative', width: '100%', bg: 'gray.900', borderRadius: 'lg', overflow: 'hidden', })} > {imageSrc ? ( <img ref={imageRef} src={imageSrc} alt="Remote camera view" className={css({ width: '100%', height: 'auto', display: 'block', })} onLoad={handleImageLoad} /> ) : ( <div className={css({ width: '100%', aspectRatio: '2/1', display: 'flex', alignItems: 'center', justifyContent: 'center', color: 'gray.400', })} > Waiting for frames... </div> )} {/* Calibration overlay */} {isCalibrating && imageDimensions.width > 0 && containerDimensions.width > 0 && videoDimensions && ( <CalibrationOverlay columnCount={columnCount} videoWidth={videoDimensions.width} videoHeight={videoDimensions.height} containerWidth={containerDimensions.width} containerHeight={containerDimensions.height} initialCalibration={calibration} onComplete={handleCalibrationComplete} onCancel={handleCalibrationCancel} onCornersChange={handleCornersChange} /> )} {/* Loading state while waiting for raw frames */} {isCalibrating && !videoDimensions && ( <div className={css({ position: 'absolute', inset: 0, display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', bg: 'rgba(0, 0, 0, 0.7)', color: 'white', gap: 3, })} > <div className={css({ width: 8, height: 8, border: '3px solid', borderColor: 'gray.600', borderTopColor: 'blue.400', borderRadius: 'full', })} style={{ animation: 'spin 1s linear infinite' }} /> <style>{`@keyframes spin { to { transform: rotate(360deg); } }`}</style> <p className={css({ fontSize: 'sm' })}>Waiting for camera dimensions...</p> <p className={css({ fontSize: 'xs', color: 'gray.400' })}> Frame mode: {frameMode} | FPS: {frameRate} | Has dims:{' '} {latestFrame?.videoDimensions ? 'yes' : 'no'} </p> <button type="button" onClick={handleCalibrationCancel} className={css({ px: 3, py: 1.5, bg: 'gray.600', color: 'white', borderRadius: 'md', border: 'none', cursor: 'pointer', fontSize: 'sm', _hover: { bg: 'gray.500' }, })} > Cancel </button> </div> )} </div> {/* Status bar */} <div className={css({ display: 'flex', alignItems: 'center', justifyContent: 'space-between', width: '100%', mt: 2, px: 2, py: 1, bg: 'gray.100', borderRadius: 'md', fontSize: 'xs', color: 'gray.600', })} > <div className={css({ display: 'flex', alignItems: 'center', gap: 4 })}> <span className={css({ display: 'flex', alignItems: 'center', gap: 1, })} > <span className={css({ width: 2, height: 2, borderRadius: 'full', bg: isPhoneConnected ? 'green.500' : 'red.500', })} /> {isPhoneConnected ? 'Connected' : 'Disconnected'} </span> <span>{frameRate} fps</span> <span className={css({ px: 1.5, py: 0.5, bg: frameMode === 'raw' ? 'yellow.100' : 'green.100', color: frameMode === 'raw' ? 'yellow.700' : 'green.700', borderRadius: 'sm', })} > {frameMode === 'raw' ? 'Raw' : 'Cropped'} </span> </div> {/* Calibration button */} {showCalibrationControls && !isCalibrating && ( <button type="button" onClick={handleStartCalibration} className={css({ px: 2, py: 1, bg: calibration ? 'gray.200' : 'blue.500', color: calibration ? 'gray.700' : 'white', borderRadius: 'md', border: 'none', cursor: 'pointer', fontSize: 'xs', fontWeight: 'medium', _hover: { bg: calibration ? 'gray.300' : 'blue.600' }, })} > {calibration ? 'Recalibrate' : 'Calibrate'} </button> )} </div> </div> ) } |