95 lines
2.3 KiB
TypeScript

import { QueryClient, QueryClientProvider, useQuery } from 'react-query';
import Papa from 'papaparse';
import { Grid } from '@githubocto/flat-ui';
import LoadingSpinner from './LoadingSpinner';
const queryClient = new QueryClient();
export async function getCsv(url: string, corsProxy?: string) {
if (corsProxy) {
url = corsProxy + url;
}
const response = await fetch(url, {
headers: {
Range: 'bytes=0-5132288',
},
});
const data = await response.text();
return data;
}
export async function parseCsv(file: string): Promise<any> {
return new Promise((resolve, reject) => {
Papa.parse(file, {
header: true,
dynamicTyping: true,
skipEmptyLines: true,
transform: (value: string): string => {
return value.trim();
},
complete: (results: any) => {
return resolve(results);
},
error: (error: any) => {
return reject(error);
},
});
});
}
export interface FlatUiTableProps {
url?: string;
data?: { [key: string]: number | string }[];
rawCsv?: string;
corsProxy?: string;
}
export const FlatUiTable: React.FC<FlatUiTableProps> = ({
url,
data,
rawCsv,
corsProxy,
}) => {
return (
// Provide the client to your App
<QueryClientProvider client={queryClient}>
<TableInner corsProxy={corsProxy} url={url} data={data} rawCsv={rawCsv} />
</QueryClientProvider>
);
};
const TableInner: React.FC<FlatUiTableProps> = ({
url,
data,
rawCsv,
corsProxy,
}) => {
if (data) {
return (
<div className="w-full" style={{ height: '500px' }}>
<Grid data={data} />
</div>
);
}
const { data: csvString, isLoading: isDownloadingCSV } = useQuery(
['dataCsv', url],
() => getCsv(url as string, corsProxy),
{ enabled: !!url }
);
const { data: parsedData, isLoading: isParsing } = useQuery(
['dataPreview', csvString],
() => parseCsv(rawCsv ? (rawCsv as string) : (csvString as string)),
{ enabled: rawCsv ? true : !!csvString }
);
if (isParsing || isDownloadingCSV)
<div className="w-full">
<LoadingSpinner />
</div>;
if (parsedData)
return (
<div className="w-full" style={{ height: '500px' }}>
<Grid data={parsedData.data} />
</div>
);
return <Spinning />;
};