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import React from 'react'
import {StyleSheet, TouchableOpacity, View} from 'react-native'
import ImageEditor from 'react-avatar-editor'
import {Slider} from '@miblanchard/react-native-slider'
import LinearGradient from 'react-native-linear-gradient'
import {Text} from 'view/com/util/text/Text'
import {PickedMedia} from 'lib/media/types'
import {s, gradients} from 'lib/styles'
import {useStores} from 'state/index'
import {usePalette} from 'lib/hooks/usePalette'
import {SquareIcon, RectWideIcon, RectTallIcon} from 'lib/icons'
enum AspectRatio {
Square = 'square',
Wide = 'wide',
Tall = 'tall',
}
interface Dim {
width: number
height: number
}
const DIMS: Record<string, Dim> = {
[AspectRatio.Square]: {width: 1000, height: 1000},
[AspectRatio.Wide]: {width: 1000, height: 750},
[AspectRatio.Tall]: {width: 750, height: 1000},
}
export const snapPoints = ['0%']
export function Component({
uri,
onSelect,
}: {
uri: string
onSelect: (img?: PickedMedia) => void
}) {
const store = useStores()
const pal = usePalette('default')
const [as, setAs] = React.useState<AspectRatio>(AspectRatio.Square)
const [scale, setScale] = React.useState<number>(1)
const editorRef = React.useRef<ImageEditor>(null)
const doSetAs = (v: AspectRatio) => () => setAs(v)
const onPressCancel = () => {
onSelect(undefined)
store.shell.closeModal()
}
const onPressDone = () => {
const canvas = editorRef.current?.getImageScaledToCanvas()
if (canvas) {
const dataUri = canvas.toDataURL('image/jpeg')
onSelect({
mediaType: 'photo',
path: dataUri,
mime: 'image/jpeg',
size: Math.round((dataUri.length * 3) / 4), // very rough estimate
width: DIMS[as].width,
height: DIMS[as].height,
})
} else {
onSelect(undefined)
}
store.shell.closeModal()
}
let cropperStyle
if (as === AspectRatio.Square) {
cropperStyle = styles.cropperSquare
} else if (as === AspectRatio.Wide) {
cropperStyle = styles.cropperWide
} else if (as === AspectRatio.Tall) {
cropperStyle = styles.cropperTall
}
return (
<View>
<View style={[styles.cropper, pal.borderDark, cropperStyle]}>
<ImageEditor
ref={editorRef}
style={styles.imageEditor}
image={uri}
width={DIMS[as].width}
height={DIMS[as].height}
scale={scale}
border={0}
/>
</View>
<View style={styles.ctrls}>
<Slider
value={scale}
onValueChange={(v: number | number[]) =>
setScale(Array.isArray(v) ? v[0] : v)
}
minimumValue={1}
maximumValue={3}
containerStyle={styles.slider}
/>
<TouchableOpacity onPress={doSetAs(AspectRatio.Wide)}>
<RectWideIcon
size={24}
style={as === AspectRatio.Wide ? s.blue3 : undefined}
/>
</TouchableOpacity>
<TouchableOpacity onPress={doSetAs(AspectRatio.Tall)}>
<RectTallIcon
size={24}
style={as === AspectRatio.Tall ? s.blue3 : undefined}
/>
</TouchableOpacity>
<TouchableOpacity onPress={doSetAs(AspectRatio.Square)}>
<SquareIcon
size={24}
style={as === AspectRatio.Square ? s.blue3 : undefined}
/>
</TouchableOpacity>
</View>
<View style={styles.btns}>
<TouchableOpacity onPress={onPressCancel}>
<Text type="xl" style={pal.link}>
Cancel
</Text>
</TouchableOpacity>
<View style={s.flex1} />
<TouchableOpacity onPress={onPressDone}>
<LinearGradient
colors={[gradients.blueLight.start, gradients.blueLight.end]}
start={{x: 0, y: 0}}
end={{x: 1, y: 1}}
style={[styles.btn]}>
<Text type="xl-medium" style={s.white}>
Done
</Text>
</LinearGradient>
</TouchableOpacity>
</View>
</View>
)
}
const styles = StyleSheet.create({
cropper: {
marginLeft: 'auto',
marginRight: 'auto',
borderWidth: 1,
borderRadius: 4,
overflow: 'hidden',
},
cropperSquare: {
width: 400,
height: 400,
},
cropperWide: {
width: 400,
height: 300,
},
cropperTall: {
width: 300,
height: 400,
},
imageEditor: {
maxWidth: '100%',
},
ctrls: {
flexDirection: 'row',
alignItems: 'center',
marginTop: 10,
},
slider: {
flex: 1,
marginRight: 10,
},
btns: {
flexDirection: 'row',
alignItems: 'center',
marginTop: 10,
},
btn: {
borderRadius: 4,
paddingVertical: 8,
paddingHorizontal: 24,
},
})
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