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fix: migrate class components to functions+hooks (#3701)
Co-authored-by: Cody Olsen <81981+stipsan@users.noreply.github.com>
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60 changes: 19 additions & 41 deletions
60
packages/sanity/src/form/inputs/files/ImageToolInput/imagetool/ImageLoader.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,64 +1,42 @@ | ||
| import React from 'react' | ||
| /* eslint-disable @typescript-eslint/no-shadow */ | ||
| import {useEffect, useState, type ReactElement} from 'react' | ||
|
|
||
| interface ImageLoaderProps { | ||
| src: string | ||
| children: (props: { | ||
| isLoading: boolean | ||
| image: HTMLImageElement | null | ||
| error: Error | null | ||
| }) => React.ReactNode | ||
| } | ||
| interface ImageLoaderState { | ||
| isLoading: boolean | ||
| image: HTMLImageElement | null | ||
| error: Error | null | ||
| }) => ReactElement | null | ||
| } | ||
|
|
||
| export class ImageLoader extends React.Component<ImageLoaderProps, ImageLoaderState> { | ||
| state: ImageLoaderState = { | ||
| isLoading: true, | ||
| image: null, | ||
| error: null, | ||
| } | ||
| export function ImageLoader(props: ImageLoaderProps) { | ||
| const {src, children} = props | ||
| const [isLoading, setIsLoading] = useState(true) | ||
| const [image, setImage] = useState<HTMLImageElement | null>(null) | ||
| const [error, setError] = useState<Error | null>(null) | ||
|
|
||
| UNSAFE_componentWillMount() { | ||
| this.loadImage(this.props.src) | ||
| } | ||
| useEffect(() => { | ||
| setImage(null) | ||
| setError(null) | ||
| setIsLoading(true) | ||
|
|
||
| loadImage(src: string) { | ||
| const image = new Image() | ||
| this.setState({ | ||
| image: null, | ||
| error: null, | ||
| }) | ||
|
|
||
| image.onload = () => { | ||
| this.setState({ | ||
| image: image, | ||
| error: null, | ||
| isLoading: false, | ||
| }) | ||
| setImage(image) | ||
| setError(null) | ||
| setIsLoading(false) | ||
| } | ||
|
|
||
| image.onerror = () => { | ||
| this.setState({ | ||
| error: new Error(`Could not load image from ${JSON.stringify(this.props.src)}`), | ||
| isLoading: false, | ||
| }) | ||
| setError(new Error(`Could not load image from ${JSON.stringify(src)}`)) | ||
| setIsLoading(false) | ||
| } | ||
|
|
||
| image.referrerPolicy = 'strict-origin-when-cross-origin' | ||
| image.src = src | ||
| } | ||
|
|
||
| UNSAFE_componentWillReceiveProps(nextProps: ImageLoaderProps) { | ||
| if (nextProps.src !== this.props.src) { | ||
| this.loadImage(nextProps.src) | ||
| } | ||
| } | ||
| }, [src]) | ||
|
|
||
| render() { | ||
| const {error, image, isLoading} = this.state | ||
| return this.props.children({image, error, isLoading}) | ||
| } | ||
| return children({image, error, isLoading}) | ||
| } |
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