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fix pdf preview with background worker (#9591)

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Lukas 2025-04-28 01:13:18 +02:00 committed by GitHub
parent fc42b6d7a1
commit cee679d6e3
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1 changed files with 32 additions and 2 deletions
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34
src/frontend/src/components/editors/TemplateEditor/PdfPreview/PdfPreview.tsx
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@ -1,6 +1,7 @@
import { Trans } from '@lingui/react/macro'; import { Trans } from '@lingui/react/macro';
import { forwardRef, useImperativeHandle, useState } from 'react'; import { forwardRef, useImperativeHandle, useState } from 'react';
import { ApiEndpoints, apiUrl } from '@lib/index';
import { api } from '../../../../App'; import { api } from '../../../../App';
import type { PreviewAreaComponent } from '../TemplateEditor'; import type { PreviewAreaComponent } from '../TemplateEditor';
@ -50,8 +51,37 @@ export const PdfPreviewComponent: PreviewAreaComponent = forwardRef(
throw new Error(preview.data); throw new Error(preview.data);
} }
if (preview?.data?.output) { let outputUrl = preview?.data?.output;
preview = await api.get(preview.data.output, { if (preview.data && !preview.data.complete) {
outputUrl = await new Promise((res, rej) => {
let cnt = 0;
const interval = setInterval(() => {
api
.get(apiUrl(ApiEndpoints.data_output, preview.data.pk))
.then((response) => {
if (response.data.error) {
clearInterval(interval);
rej(response.data.error);
}
if (response.data.complete) {
clearInterval(interval);
res(response.data.output);
}
// timeout after 1 minute
if (cnt > 2 * 60) {
clearInterval(interval);
rej('Timeout');
}
cnt++;
});
}, 500);
});
}
if (outputUrl) {
preview = await api.get(outputUrl, {
responseType: 'blob' responseType: 'blob'
}); });
} }