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Clear files after upload #3355

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merged 3 commits into from
Dec 8, 2021
Merged

Clear files after upload #3355

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f3f4310
Clear files after upload
sean-usds Dec 8, 2021
b5fb23b
Change FileInput key to force reset
sean-usds Dec 8, 2021
6166f0c
Cleanup
sean-usds Dec 8, 2021
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11 changes: 8 additions & 3 deletions frontend-react/src/pages/Upload.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ library.add(faSync);
export const Upload = () => {
const { authState } = useOktaAuth();
const [isSubmitting, setIsSubmitting] = useState(false);
const [fileInputResetValue, setFileInputResetValue] = useState(0);
const [fileContent, setFileContent] = useState("");
const [warnings, setWarnings] = useState([]);
const [errors, setErrors] = useState([]);
Expand Down Expand Up @@ -80,7 +81,9 @@ export const Upload = () => {
}
};

const handleChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
const handleFileChange = async (
event: React.ChangeEvent<HTMLInputElement>
) => {
try {
if (!event?.currentTarget?.files?.length) {
// no files selected
Expand Down Expand Up @@ -163,6 +166,8 @@ export const Upload = () => {
}
}
setButtonText("Upload another file");
// Changing the key to force the FileInput to reset. Otherwise it won't recognize changes to the file's content unless the file name changes
setFileInputResetValue(fileInputResetValue + 1);
setIsSubmitting(false);
};

Expand Down Expand Up @@ -324,7 +329,6 @@ export const Upload = () => {
</table>
</div>
)}

<Form onSubmit={(e) => handleSubmit(e)}>
<FormGroup className="margin-bottom-3">
<Label
Expand All @@ -335,11 +339,12 @@ export const Upload = () => {
Upload your COVID-19 lab results as a .CSV.
</Label>
<FileInput
key={fileInputResetValue}
id="upload-csv-input"
name="upload-csv-input"
aria-describedby="upload-csv-input-label"
accept=".csv, text/csv"
onChange={(e) => handleChange(e)}
onChange={(e) => handleFileChange(e)}
required
/>
</FormGroup>
Expand Down