Files
frontend-app-ora-grading/src/components/FilePreview/hooks.js
2024-09-12 16:01:02 -04:00

103 lines
2.5 KiB
JavaScript

import React from 'react';
import { StrictDict } from 'utils';
import { ErrorStatuses } from 'data/constants/requests';
import { FileTypes } from 'data/constants/files';
import {
PDFRenderer,
ImageRenderer,
TXTRenderer,
} from 'components/FilePreview/BaseRenderers';
import * as module from './hooks';
import messages from './messages';
/**
* Config data
*/
export const RENDERERS = StrictDict({
[FileTypes.pdf]: PDFRenderer,
[FileTypes.jpg]: ImageRenderer,
[FileTypes.jpeg]: ImageRenderer,
[FileTypes.bmp]: ImageRenderer,
[FileTypes.png]: ImageRenderer,
[FileTypes.txt]: TXTRenderer,
[FileTypes.gif]: ImageRenderer,
[FileTypes.jfif]: ImageRenderer,
[FileTypes.pjpeg]: ImageRenderer,
[FileTypes.pjp]: ImageRenderer,
[FileTypes.svg]: ImageRenderer,
});
export const SUPPORTED_TYPES = Object.keys(RENDERERS);
export const ERROR_STATUSES = {
[ErrorStatuses.notFound]: messages.fileNotFoundError,
[ErrorStatuses.serverError]: messages.unknownError,
};
/**
* State hooks
*/
export const state = StrictDict({
errorStatus: (val) => React.useState(val),
isLoading: (val) => React.useState(val),
});
/**
* Util methods and transforms
*/
export const getFileType = (fileName) => fileName.split('.').pop()?.toLowerCase();
export const isSupported = (file) => module.SUPPORTED_TYPES.includes(
module.getFileType(file.name),
);
/**
* component hooks
*/
export const renderHooks = ({
file,
intl,
}) => {
const [errorStatus, setErrorStatus] = module.state.errorStatus(null);
const [isLoading, setIsLoading] = module.state.isLoading(true);
const setState = (newState) => {
setErrorStatus(newState.errorStatus);
setIsLoading(newState.isLoading);
};
const stopLoading = (status = null) => setState({ isLoading: false, errorStatus: status });
const errorMessage = (
module.ERROR_STATUSES[errorStatus] || module.ERROR_STATUSES[ErrorStatuses.serverError]
);
const errorAction = {
id: 'retry',
onClick: () => setState({ errorStatus: null, isLoading: true }),
message: messages.retryButton,
};
const error = {
headingMessage: errorMessage,
children: intl.formatMessage(errorMessage),
actions: [errorAction],
};
const Renderer = module.RENDERERS[module.getFileType(file.name)];
const rendererProps = {
fileName: file.name,
url: file.downloadUrl,
onError: stopLoading,
onSuccess: () => stopLoading(),
};
return {
errorStatus,
isLoading,
error,
Renderer,
rendererProps,
};
};