/
WindowBodyHeading.tsx
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/
WindowBodyHeading.tsx
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/** @jsx jsx */
import { css, jsx } from '@emotion/core';
import React from 'react';
import DisplayDigitHyphen from '../images/sprites/display-digit--.svg';
import DisplayDigit0 from '../images/sprites/display-digit-0.svg';
import DisplayDigit1 from '../images/sprites/display-digit-1.svg';
import DisplayDigit2 from '../images/sprites/display-digit-2.svg';
import DisplayDigit3 from '../images/sprites/display-digit-3.svg';
import DisplayDigit4 from '../images/sprites/display-digit-4.svg';
import DisplayDigit5 from '../images/sprites/display-digit-5.svg';
import DisplayDigit6 from '../images/sprites/display-digit-6.svg';
import DisplayDigit7 from '../images/sprites/display-digit-7.svg';
import DisplayDigit8 from '../images/sprites/display-digit-8.svg';
import DisplayDigit9 from '../images/sprites/display-digit-9.svg';
import FaceActive from '../images/sprites/face-active.svg';
import FaceClicking from '../images/sprites/face-clicking.svg';
import FaceLost from '../images/sprites/face-lost.svg';
import FaceWon from '../images/sprites/face-won.svg';
import Face from '../images/sprites/face.svg';
import GameContext, { ActionType, PlayingState } from './GameContext';
import { visuallyHiddenCss } from './styles';
const getDisplayNumberSrc = (s: string): string => {
switch (s) {
case '0':
return DisplayDigit0;
case '1':
return DisplayDigit1;
case '2':
return DisplayDigit2;
case '3':
return DisplayDigit3;
case '4':
return DisplayDigit4;
case '5':
return DisplayDigit5;
case '6':
return DisplayDigit6;
case '7':
return DisplayDigit7;
case '8':
return DisplayDigit8;
case '9':
return DisplayDigit9;
default:
return DisplayDigitHyphen;
}
};
const HeadingNumber = ({ number }: { number: number }): JSX.Element => {
let displayString;
if (number < 0) {
const clampedNumber = Math.max(-99, ~~number);
displayString = `-${Math.abs(clampedNumber)
.toString()
.padStart(2, '0')}`;
} else {
const clampedNumber = Math.min(999, ~~number);
displayString = clampedNumber.toString().padStart(3, '0');
}
return (
<div
css={css`
border: 1px solid;
border-color: #808080 #fff #fff #808080;
background-color: #000;
`}
>
{displayString.split('').map((s, i) => (
<img key={i} alt={s} src={getDisplayNumberSrc(s)} />
))}
</div>
);
};
const getTime = ({
startMs,
endMs,
}: {
startMs: number | null;
endMs: number | null;
}): number =>
!startMs
? 0
: !endMs
? ~~((Date.now() - startMs) / 1000)
: ~~((endMs - startMs) / 1000);
const WindowBodyHeading = (): JSX.Element => {
const [state, dispatch ] = React.useContext(GameContext);
const [time, setTime] = React.useState<number>(0);
React.useEffect(() => {
const intervalId = setInterval(() => {
setTime(
getTime({
startMs: state.startMs,
endMs: state.endMs,
}),
);
}, 20);
return () => {
clearInterval(intervalId);
};
}, [state.startMs, state.endMs]);
const faceImageUrl = React.useMemo(() => {
switch (state.playingState) {
case PlayingState.Playing:
return state.isClicking ? FaceClicking : Face;
case PlayingState.Won:
return FaceWon;
case PlayingState.Lost:
return FaceLost;
default:
return Face;
}
}, [state.playingState, state.isClicking]);
return (
<div
css={css`
display: flex;
align-items: flex-end;
justify-content: space-between;
padding: 4px 5px;
`}
>
<HeadingNumber number={state.mines} />
<button
type="button"
css={css`
border: none;
padding: 0;
width: 26px;
height: 26px;
background-image: url(${faceImageUrl});
:active {
background-image: url(${FaceActive});
:focus {
outline: none;
}
}
:focus {
outline: 1px dotted black;
outline-offset: -5px;
}
`}
onClick={({ currentTarget }) => {
dispatch({
type: ActionType.Init,
level: state.level,
state,
});
// https://bugs.chromium.org/p/chromium/issues/detail?id=1038823
currentTarget.blur();
}}
>
<div css={visuallyHiddenCss}>New game</div>
</button>
<HeadingNumber number={time} />
</div>
);
};
export default WindowBodyHeading;