2017-09-25 02:06:28 +00:00
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import React from 'react';
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2017-07-16 21:02:13 +00:00
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import { renderToString } from 'react-dom/server';
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2017-09-25 02:06:28 +00:00
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interface PrintOptions {
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styles?: string;
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printTimeout?: number;
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popupFeatures?: object;
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}
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2017-07-16 21:02:13 +00:00
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2017-09-25 02:06:28 +00:00
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export default function(
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element: React.ReactElement<any>,
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opts: PrintOptions = {}
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) {
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2017-07-16 21:02:13 +00:00
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const options = {
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styles: '',
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printTimeout: 500,
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popupFeatures: {},
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...opts
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};
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// Convert popupFeatures into a key=value,key=value string. See
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// https://developer.mozilla.org/en-US/docs/Web/API/Window/open#Window_features
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// for more information.
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const featuresStr = Object.keys(options.popupFeatures)
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.map(key => `${key}=${options.popupFeatures[key]}`)
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.join(',');
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const popup = window.open('about:blank', 'printWindow', featuresStr);
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popup.document.open();
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popup.document.write(`
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<html>
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<head>
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<style>${options.styles}</style>
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<script>
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setTimeout(function() {
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window.print();
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}, ${options.printTimeout});
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</script>
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</head>
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<body>
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${renderToString(element)}
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<script>
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// FIXME consider if we REALLY want it
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var width = document.body.children[0].offsetWidth;
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var height = document.body.children[0].offsetHeight;
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window.moveTo(0, 0);
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// FIXME Chrome could be larger (i guess?)
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window.resizeTo(width + 60, height + 60);
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</script>
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</body>
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</html>
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`);
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}
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