34 lines
1.3 KiB
TypeScript
34 lines
1.3 KiB
TypeScript
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import { Channel } from '../data-types';
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import ClientController from '../client-controller.js';
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import BaseElements from './require/base-elements.js';
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import IState from './require/elements-state.js';
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import { $, $$, $$$, $$$$ } from './require/q-module';
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class ShouldNeverHappenError extends Error {
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constructor(...args: any[]) {
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super(...args);
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this.name = 'ShouldNeverHappenError';
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}
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}
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export default function createUploadOverlayFromDataTransferItem(state: IState, server: ClientController, channel: Channel, dataTransferItem: DataTransferItem): HTMLElement {
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const { document } = state;
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$.setDocument(document);
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let file = dataTransferItem.getAsFile();
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if (file === null) throw new ShouldNeverHappenError('no file in the data transfer item');
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let element = BaseElements.createUploadOverlay(document, {
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server: server, channel: channel, resourceName: file.name,
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resourceBuffFunc: async () => {
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if (file === null) throw new ShouldNeverHappenError('no file in the data transfer item');
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return Buffer.from(await file.arrayBuffer());
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},
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resourceSizeFunc: () => {
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if (file === null) throw new ShouldNeverHappenError('no file in the data transfer item');
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return file.size;
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}
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});
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return element;
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}
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