84 lines
2.7 KiB
JavaScript
84 lines
2.7 KiB
JavaScript
/*
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* Copyright (C) 2016 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* This program 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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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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class AnkiConnect {
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constructor(server) {
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this.server = server;
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this.asyncPools = {};
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this.localVersion = 1;
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this.remoteVersion = null;
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}
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addNote(note) {
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return this.checkVersion().then(() => this.ankiInvoke('addNote', {note}, null));
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}
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canAddNotes(notes) {
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return this.checkVersion().then(() => this.ankiInvoke('canAddNotes', {notes}, 'notes'));
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}
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getDeckNames() {
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return this.checkVersion().then(() => this.ankiInvoke('deckNames', {}, null));
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}
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getModelNames() {
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return this.checkVersion().then(() => this.ankiInvoke('modelNames', {}, null));
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}
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getModelFieldNames(modelName) {
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return this.checkVersion().then(() => this.ankiInvoke('modelFieldNames', {modelName}, null));
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}
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checkVersion() {
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if (this.localVersion === this.remoteVersion) {
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return Promise.resolve(true);
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}
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return this.ankiInvoke('version', {}, null).then(version => {
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this.remoteVersion = version;
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if (this.remoteVersion < this.localVersion) {
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return Promise.reject('extension and plugin versions incompatible');
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}
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});
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}
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ankiInvoke(action, params, pool) {
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return new Promise((resolve, reject) => {
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if (pool !== null && this.asyncPools.hasOwnProperty(pool)) {
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this.asyncPools[pool].abort();
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}
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const xhr = new XMLHttpRequest();
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xhr.addEventListener('loadend', () => {
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if (pool !== null) {
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delete this.asyncPools[pool];
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}
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if (xhr.responseText) {
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resolve(JSON.parse(xhr.responseText));
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} else {
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reject('unable to connect to plugin');
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}
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});
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xhr.open('POST', this.server);
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xhr.send(JSON.stringify({action, params}));
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});
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}
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}
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