Fork of the excellent esp8266-react - https://github.com/rjwats/esp8266-react
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96 lines
3.0 KiB
96 lines
3.0 KiB
import React, { FC, Fragment } from 'react';
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import { useDropzone, DropzoneState } from 'react-dropzone';
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import { makeStyles, createStyles } from '@material-ui/styles';
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import CloudUploadIcon from '@material-ui/icons/CloudUpload';
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import CancelIcon from '@material-ui/icons/Cancel';
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import { Theme, Box, Typography, LinearProgress, Button } from '@material-ui/core';
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interface SingleUploadStyleProps extends DropzoneState {
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uploading: boolean;
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}
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const progressPercentage = (progress: ProgressEvent) => Math.round((progress.loaded * 100) / progress.total);
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const getBorderColor = (theme: Theme, props: SingleUploadStyleProps) => {
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if (props.isDragAccept) {
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return theme.palette.success.main;
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}
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if (props.isDragReject) {
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return theme.palette.error.main;
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}
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if (props.isDragActive) {
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return theme.palette.info.main;
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}
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return theme.palette.grey[700];
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}
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const useStyles = makeStyles((theme: Theme) => createStyles({
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dropzone: {
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padding: theme.spacing(8, 2),
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borderWidth: 2,
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borderRadius: 2,
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borderStyle: 'dashed',
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color: theme.palette.grey[700],
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transition: 'border .24s ease-in-out',
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cursor: (props: SingleUploadStyleProps) => props.uploading ? 'default' : 'pointer',
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width: '100%',
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borderColor: (props: SingleUploadStyleProps) => getBorderColor(theme, props)
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}
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}));
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export interface SingleUploadProps {
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onDrop: (acceptedFiles: File[]) => void;
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onCancel: () => void;
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accept?: string | string[];
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uploading: boolean;
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progress?: ProgressEvent;
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}
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const SingleUpload: FC<SingleUploadProps> = ({ onDrop, onCancel, accept, uploading, progress }) => {
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const dropzoneState = useDropzone({ onDrop, accept, disabled: uploading, multiple: false });
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const { getRootProps, getInputProps } = dropzoneState;
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const classes = useStyles({ ...dropzoneState, uploading });
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const renderProgressText = () => {
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if (uploading) {
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if (progress?.lengthComputable) {
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return `Uploading: ${progressPercentage(progress)}%`;
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}
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return "Uploading\u2026";
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}
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return "Drop file or click here";
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}
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const renderProgress = (progress?: ProgressEvent) => (
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<LinearProgress
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variant={!progress || progress.lengthComputable ? "determinate" : "indeterminate"}
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value={!progress ? 0 : progress.lengthComputable ? progressPercentage(progress) : 0}
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/>
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);
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return (
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<div {...getRootProps({ className: classes.dropzone })}>
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<input {...getInputProps()} />
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<Box flexDirection="column" display="flex" alignItems="center">
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<CloudUploadIcon fontSize='large' />
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<Typography variant="h6">
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{renderProgressText()}
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</Typography>
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{uploading && (
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<Fragment>
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<Box width="100%" p={2}>
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{renderProgress(progress)}
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</Box>
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<Button startIcon={<CancelIcon />} variant="contained" color="secondary" onClick={onCancel}>
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Cancel
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</Button>
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</Fragment>
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)}
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</Box>
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</div>
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);
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}
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export default SingleUpload;
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