36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
'use strict';
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function errMsg(err) {
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return String((err && err.message) || err);
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}
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browser.runtime.onMessage.addListener((msg, sender, sendResponse) => {
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if (msg && msg.type === 'generate-pdf') {
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generatePdf(msg.data)
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.then(() => sendResponse({ ok: true }))
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.catch((err) => sendResponse({ ok: false, error: errMsg(err) }));
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return true;
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}
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});
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async function generatePdf(data) {
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const bytes = await ISMIStools.buildStudyLoadPdf(data);
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const blob = new Blob([bytes], { type: 'application/pdf' });
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const url = URL.createObjectURL(blob);
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const name = (data.header && data.header.fullName) || 'Student';
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const filename = 'Study Load - ' + name + '.pdf';
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try {
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const id = await browser.downloads.download({ url, filename, saveAs: true });
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const onChanged = (delta) => {
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if (delta.id === id && delta.state && (delta.state.current === 'complete' || delta.state.current === 'interrupted')) {
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browser.downloads.onChanged.removeListener(onChanged);
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URL.revokeObjectURL(url);
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}
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};
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browser.downloads.onChanged.addListener(onChanged);
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} catch (err) {
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URL.revokeObjectURL(url);
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throw err;
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}
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}
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