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import 'react-image-crop/dist/ReactCrop.css'
import {useCallback, useImperativeHandle, useRef, useState} from 'react'
import {View} from 'react-native'
import {msg, Trans} from '@lingui/macro'
import {useLingui} from '@lingui/react'
import ReactCrop, {type PercentCrop} from 'react-image-crop'
import {
type ImageSource,
type ImageTransformation,
manipulateImage,
} from '#/state/gallery'
import {atoms as a, useTheme} from '#/alf'
import {Button, ButtonIcon, ButtonText} from '#/components/Button'
import * as Dialog from '#/components/Dialog'
import {Loader} from '#/components/Loader'
import {type EditImageDialogProps} from './EditImageDialog'
export function EditImageDialog(props: EditImageDialogProps) {
return (
<Dialog.Outer control={props.control}>
<Dialog.Handle />
<DialogInner {...props} />
</Dialog.Outer>
)
}
function DialogInner({
control,
image,
onChange,
circularCrop,
aspectRatio,
}: EditImageDialogProps) {
const {_} = useLingui()
const [pending, setPending] = useState(false)
const ref = useRef<{save: () => Promise<void>}>(null)
const cancelButton = useCallback(
() => (
<Button
label={_(msg`Cancel`)}
disabled={pending}
onPress={() => control.close()}
size="small"
color="primary"
variant="ghost"
style={[a.rounded_full]}
testID="cropImageCancelBtn">
<ButtonText style={[a.text_md]}>
<Trans>Cancel</Trans>
</ButtonText>
</Button>
),
[control, _, pending],
)
const saveButton = useCallback(
() => (
<Button
label={_(msg`Save`)}
onPress={async () => {
setPending(true)
await ref.current?.save()
setPending(false)
}}
disabled={pending}
size="small"
color="primary"
variant="ghost"
style={[a.rounded_full]}
testID="cropImageSaveBtn">
<ButtonText style={[a.text_md]}>
<Trans>Save</Trans>
</ButtonText>
{pending && <ButtonIcon icon={Loader} />}
</Button>
),
[_, pending],
)
return (
<Dialog.Inner
label={_(msg`Edit image`)}
header={
<Dialog.Header renderLeft={cancelButton} renderRight={saveButton}>
<Dialog.HeaderText>
<Trans>Edit image</Trans>
</Dialog.HeaderText>
</Dialog.Header>
}>
{image && (
<EditImageInner
saveRef={ref}
key={image.source.id}
image={image}
onChange={onChange}
circularCrop={circularCrop}
aspectRatio={aspectRatio}
/>
)}
</Dialog.Inner>
)
}
function EditImageInner({
image,
onChange,
saveRef,
circularCrop = false,
aspectRatio,
}: Required<Pick<EditImageDialogProps, 'image'>> &
Omit<EditImageDialogProps, 'control' | 'image'> & {
saveRef: React.RefObject<{save: () => Promise<void>} | null>
}) {
const t = useTheme()
const [isDragging, setIsDragging] = useState(false)
const {_} = useLingui()
const control = Dialog.useDialogContext()
const source = image.source
const initialCrop = getInitialCrop(source, image.manips)
const [crop, setCrop] = useState(initialCrop)
const onPressSubmit = useCallback(async () => {
const result = await manipulateImage(image, {
crop:
crop && (crop.width || crop.height) !== 0
? {
originX: (crop.x * source.width) / 100,
originY: (crop.y * source.height) / 100,
width: (crop.width * source.width) / 100,
height: (crop.height * source.height) / 100,
}
: undefined,
})
control.close(() => {
onChange(result)
})
}, [crop, image, source, control, onChange])
useImperativeHandle(
saveRef,
() => ({
save: onPressSubmit,
}),
[onPressSubmit],
)
return (
<View
style={[
a.mx_auto,
a.border,
t.atoms.border_contrast_low,
a.rounded_xs,
a.overflow_hidden,
a.align_center,
]}>
<ReactCrop
crop={crop}
aspect={aspectRatio}
circularCrop={circularCrop}
onChange={(_pixelCrop, percentCrop) => setCrop(percentCrop)}
className="ReactCrop--no-animate"
onDragStart={() => setIsDragging(true)}
onDragEnd={() => setIsDragging(false)}>
<img src={source.path} style={{maxHeight: `50vh`}} />
</ReactCrop>
{/* Eat clicks when dragging, otherwise mousing up over the backdrop
causes the dialog to close */}
{isDragging && <View style={[a.fixed, a.inset_0]} />}
</View>
)
}
const getInitialCrop = (
source: ImageSource,
manips: ImageTransformation | undefined,
): PercentCrop | undefined => {
const initialArea = manips?.crop
if (initialArea) {
return {
unit: '%',
x: (initialArea.originX / source.width) * 100,
y: (initialArea.originY / source.height) * 100,
width: (initialArea.width / source.width) * 100,
height: (initialArea.height / source.height) * 100,
}
}
}
|
