62 lines
2.1 KiB
JavaScript
62 lines
2.1 KiB
JavaScript
/*
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Cockpit Navigator - A File System Browser for Cockpit.
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Copyright (C) 2021 Josh Boudreau <jboudreau@45drives.com>
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Copyright (C) 2021 Sam Silver <ssilver@45drives.com>
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Copyright (C) 2021 Dawson Della Valle <ddellavalle@45drives.com>
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This file is part of Cockpit Navigator.
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Cockpit Navigator is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Cockpit Navigator is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Cockpit Navigator. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { FileUpload } from "./FileUpload.js";
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import { NavWindow } from "./NavWindow.js";
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export class FileUploadManager {
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/**
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*
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* @param {NavWindow} nav_window_ref
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* @param {number} max_concurrent
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*/
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constructor(nav_window_ref, max_concurrent = 10) {
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this.nav_window_ref = nav_window_ref;
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this.running = 0;
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this.remaining_uploads = [];
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this.max_concurrent = max_concurrent;
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this.start_next = () => {
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let next_upload = this.remaining_uploads.pop();
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if (next_upload) {
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next_upload?.upload?.();
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this.running++;
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}
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}
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}
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/**
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*
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* @param {...FileUpload} uploads
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*/
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add(...uploads) {
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let done_hook = () => {
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this.running--;
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this.start_next();
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if (!this.running)
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this.nav_window_ref.refresh();
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}
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for (let upload of uploads) {
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upload.done_hook = done_hook;
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this.remaining_uploads.unshift(upload);
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}
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while (this.remaining_uploads.length && this.running < this.max_concurrent) {
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this.start_next();
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}
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}
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} |