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* RoundStartAnnouncement Component - Displays "Round X Begin!" announcement
*
* Korean: 라운드 시작 발표 (Round Start Announcement)
*
* Shows "Round X Begin!" for subsequent rounds (not the first round).
* Implements Korean cyberpunk aesthetic with bilingual text support.
*
* Refactored to use useKoreanTheme hook for consistent styling.
*
* @module components/combat/RoundStartAnnouncement
* @category Combat UI
*/
import React, {
useCallback,
useEffect,
useMemo,
useRef,
useState,
} from "react";
import { useAudio } from "../../../../../audio/AudioProvider";
import { useKoreanTheme } from "../../../../shared/base/useKoreanTheme";
import { hexColorToCSS } from "../../../../../utils/colorUtils";
/**
* Props for the RoundStartAnnouncement component
*/
export interface RoundStartAnnouncementProps {
/** Round number (1-based) */
readonly roundNumber: number;
/** Duration to display announcement in seconds */
readonly duration?: number;
/** Callback when announcement completes */
readonly onComplete: () => void;
/** Whether layout should adapt for mobile screens */
readonly isMobile: boolean;
}
/**
* RoundStartAnnouncement Component
*
* Displays "Round X Begin!" announcement with:
* - Bilingual round number and "Begin!" text
* - Flash/pulse animation for impact
* - Auto-dismiss after configured duration
* - Audio cue for round start
* - Responsive sizing for mobile/tablet/desktop
* - Uses useKoreanTheme for consistent styling
*
* Korean: 라운드 시작 발표 컴포넌트
*/
export const RoundStartAnnouncement: React.FC<RoundStartAnnouncementProps> = ({
roundNumber,
duration = 2,
onComplete,
isMobile,
}) => {
const audio = useAudio();
const theme = useKoreanTheme({ variant: "primary", size: "xlarge", isMobile });
const [isVisible, setIsVisible] = useState(false);
const onCompleteRef = useRef(onComplete);
useEffect(() => {
onCompleteRef.current = onComplete;
}, [onComplete]);
const handleComplete = useCallback(() => {
onCompleteRef.current();
}, []);
useEffect(() => {
const timer = setTimeout(() => setIsVisible(true), 50);
return () => clearTimeout(timer);
}, []);
useEffect(() => {
Eif (audio.isAudioReady) {
audio.playSFX("attack_medium"); // Using placeholder - will be round_start
}
}, [audio]);
useEffect(() => {
let isMounted = true;
let innerTimer: ReturnType<typeof setTimeout> | null = null;
const outerTimer = setTimeout(() => {
setIsVisible(false);
innerTimer = setTimeout(() => {
Eif (isMounted) {
handleComplete();
}
}, 300); // Wait for fade out
}, duration * 1000);
return () => {
isMounted = false;
clearTimeout(outerTimer);
if (innerTimer) {
clearTimeout(innerTimer);
}
};
}, [duration, handleComplete]);
const goldColor = useMemo(() => hexColorToCSS(theme.colors.ACCENT_GOLD), [theme.colors.ACCENT_GOLD]);
const darkBg = useMemo(
() => hexColorToCSS(theme.colors.UI_BACKGROUND_DARK),
[theme.colors.UI_BACKGROUND_DARK]
);
return (
<>
<div
data-testid="round-start-announcement"
role="alert"
aria-live="assertive"
aria-label={`Round ${roundNumber} starting`}
style={{
position: "fixed",
top: 0,
left: 0,
width: "100%",
height: "100%",
display: "flex",
alignItems: "center",
justifyContent: "center",
backgroundColor: `${darkBg}88`,
zIndex: 900,
opacity: isVisible ? 1 : 0,
transition: "opacity 0.3s ease-in-out",
pointerEvents: "none",
}}
>
<div
style={{
fontSize: isMobile ? "56px" : "96px",
fontWeight: "bold",
color: goldColor,
fontFamily: theme.fontFamily.KOREAN,
textShadow: `0 0 40px ${goldColor}`,
animation: "roundStartFlash 0.5s ease-out",
textAlign: "center",
userSelect: "none",
}}
data-testid="round-start-text"
>
라운드 {roundNumber} 시작!
<br />
<span
style={{
fontSize: isMobile ? "40px" : "64px",
}}
>
Round {roundNumber} Begin!
</span>
</div>
</div>
{/* CSS Animation */}
<style>
{`
@keyframes roundStartFlash {
0% {
opacity: 0;
transform: scale(1.5);
}
30% {
opacity: 1;
transform: scale(1.2);
}
100% {
opacity: 1;
transform: scale(1);
}
}
`}
</style>
</>
);
};
export default RoundStartAnnouncement;
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