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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 | 'use client' import { useState, useEffect, useCallback } from 'react' import { css } from '../../../styled-system/css' import { useAudioManager } from '@/hooks/useAudioManager' import { useVisualDebugSafe } from '@/contexts/VisualDebugContext' const SPEED_LEVELS = [0.5, 0.75, 1, 1.5, 2] as const const SPEED_LABEL: Record<string, string> = { slower: 'Slower', faster: 'Faster', normal: 'Normal', } export function SubtitleOverlay() { const { subtitleText, subtitleDurationMs, subtitleDurationMultiplier, subtitleBottomOffset, subtitleAnchor, lastError, dismissSubtitle, setSubtitleDurationMultiplier, } = useAudioManager() const { isVisualDebugEnabled } = useVisualDebugSafe() const [feedbackLabel, setFeedbackLabel] = useState<string | null>(null) const [feedbackKey, setFeedbackKey] = useState(0) // Clear feedback toast after 800ms useEffect(() => { if (!feedbackLabel) return const timer = setTimeout(() => setFeedbackLabel(null), 800) return () => clearTimeout(timer) }, [feedbackLabel, feedbackKey]) const currentIndex = SPEED_LEVELS.indexOf( subtitleDurationMultiplier as (typeof SPEED_LEVELS)[number] ) const effectiveIndex = currentIndex === -1 ? 2 : currentIndex // default to 1x const handleSlower = useCallback(() => { const nextIndex = Math.min(effectiveIndex + 1, SPEED_LEVELS.length - 1) if (nextIndex === effectiveIndex) return const next = SPEED_LEVELS[nextIndex] setSubtitleDurationMultiplier(next) setFeedbackLabel(next === 1 ? SPEED_LABEL.normal : SPEED_LABEL.slower) setFeedbackKey((k) => k + 1) }, [effectiveIndex, setSubtitleDurationMultiplier]) const handleFaster = useCallback(() => { const nextIndex = Math.max(effectiveIndex - 1, 0) if (nextIndex === effectiveIndex) return const next = SPEED_LEVELS[nextIndex] setSubtitleDurationMultiplier(next) setFeedbackLabel(next === 1 ? SPEED_LABEL.normal : SPEED_LABEL.faster) setFeedbackKey((k) => k + 1) }, [effectiveIndex, setSubtitleDurationMultiplier]) // Show error banner when visual debug is on, even without subtitle text if (!subtitleText && !(isVisualDebugEnabled && lastError)) return null const atMax = effectiveIndex >= SPEED_LEVELS.length - 1 const atMin = effectiveIndex <= 0 return ( <> <style>{` @keyframes subtitleShrinkBar { from { width: 100%; } to { width: 0%; } } @keyframes subtitleFadeOut { 0% { opacity: 1; } 70% { opacity: 1; } 100% { opacity: 0; } } `}</style> <div data-component="SubtitleOverlay" className={css({ position: 'fixed', left: '50%', transform: 'translateX(-50%)', zIndex: 1000, pointerEvents: 'none', display: 'flex', flexDirection: 'column', alignItems: 'center', maxWidth: '90vw', })} style={ subtitleAnchor === 'top' ? { top: `${subtitleBottomOffset}px` } : { bottom: `${subtitleBottomOffset}px` } } > {/* Speed feedback toast */} {feedbackLabel && ( <div key={feedbackKey} data-element="speed-feedback" className={css({ marginBottom: '8px', padding: '4px 12px', backgroundColor: 'rgba(0, 0, 0, 0.7)', color: 'white', borderRadius: '12px', fontSize: '14px', fontWeight: 600, pointerEvents: 'none', })} style={{ animation: 'subtitleFadeOut 800ms ease-out forwards' }} > {feedbackLabel} </div> )} {/* TTS error banner (visual debug only) */} {isVisualDebugEnabled && lastError && ( <div data-element="tts-error-banner" className={css({ marginBottom: '8px', padding: '8px 14px', backgroundColor: 'rgba(220, 38, 38, 0.9)', color: 'white', borderRadius: '8px', fontSize: '13px', fontFamily: 'mono', lineHeight: 1.4, maxWidth: '80vw', wordBreak: 'break-word', pointerEvents: 'auto', })} > {lastError} </div> )} {/* Pill */} {subtitleText && ( <div role="status" aria-live="polite" data-element="subtitle-pill" className={css({ position: 'relative', display: 'flex', alignItems: 'center', backgroundColor: 'rgba(0, 0, 0, 0.8)', borderRadius: '8px', overflow: 'hidden', pointerEvents: 'auto', })} > {/* Slower button */} <button data-action="subtitle-slower" onClick={handleSlower} disabled={atMax} aria-label="Slower subtitles" className={css({ flexShrink: 0, width: '32px', height: '32px', display: 'flex', alignItems: 'center', justifyContent: 'center', background: 'none', border: 'none', cursor: 'pointer', fontSize: '18px', padding: 0, opacity: atMax ? 0.3 : 1, pointerEvents: atMax ? 'none' : 'auto', _hover: { backgroundColor: 'rgba(255, 255, 255, 0.1)' }, })} > {'🐢'} </button> {/* Subtitle text — tap to dismiss */} <span data-action="subtitle-dismiss" onClick={dismissSubtitle} className={css({ flex: 1, padding: '12px 8px', color: 'white', fontSize: '18px', lineHeight: '1.5', textAlign: 'center', cursor: 'pointer', userSelect: 'none', })} > {subtitleText} </span> {/* Faster button */} <button data-action="subtitle-faster" onClick={handleFaster} disabled={atMin} aria-label="Faster subtitles" className={css({ flexShrink: 0, width: '32px', height: '32px', display: 'flex', alignItems: 'center', justifyContent: 'center', background: 'none', border: 'none', cursor: 'pointer', fontSize: '18px', padding: 0, opacity: atMin ? 0.3 : 1, pointerEvents: atMin ? 'none' : 'auto', _hover: { backgroundColor: 'rgba(255, 255, 255, 0.1)' }, })} > {'🐇'} </button> {/* Progress bar */} {subtitleDurationMs > 0 && ( <div key={`${subtitleText}-${subtitleDurationMs}`} data-element="subtitle-progress" className={css({ position: 'absolute', bottom: 0, left: 0, height: '3px', backgroundColor: 'rgba(255, 255, 255, 0.4)', borderRadius: '0 0 8px 8px', })} style={{ animation: `subtitleShrinkBar ${subtitleDurationMs}ms linear forwards`, }} /> )} </div> )} </div> </> ) } |