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path: root/ext/bg/js/options.js
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/*
 * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
 * Author: Alex Yatskov <alex@foosoft.net>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */


function optionsSetDefaults(options) {
    const defaults = {
        general: {
            enable: true,
            audioSource: 'jpod101',
            audioVolume: 100,
            groupResults: true,
            debugInfo: false,
            maxResults: 32,
            showAdvanced: false,
            popupWidth: 400,
            popupHeight: 250,
            popupOffset: 10,
            showGuide: true
        },

        scanning: {
            middleMouse: true,
            selectText: true,
            alphanumeric: true,
            delay: 15,
            length: 10,
            modifier: 'shift'
        },

        dictionaries: {},

        anki: {
            enable: false,
            server: 'http://127.0.0.1:8765',
            tags: ['yomichan'],
            htmlCards: true,
            sentenceExt: 200,
            terms: {deck: '', model: '', fields: {}},
            kanji: {deck: '', model: '', fields: {}}
        }
    };

    const combine = (target, source) => {
        for (const key in source) {
            if (!target.hasOwnProperty(key)) {
                target[key] = source[key];
            }
        }
    };

    combine(options, defaults);
    combine(options.general, defaults.general);
    combine(options.scanning, defaults.scanning);
    combine(options.anki, defaults.anki);
    combine(options.anki.terms, defaults.anki.terms);
    combine(options.anki.kanji, defaults.anki.kanji);

    return options;
}

function optionsVersion(options) {
    const fixups = [
        () => {},
        () => {},
        () => {},
        () => {},
        () => {
            if (options.general.audioPlayback) {
                options.general.audioSource = 'jpod101';
            } else {
                options.general.audioSource = 'disabled';
            }
        },
        () => {
            options.general.showGuide = false;
        },
        () => {
            if (options.scanning.requireShift) {
                options.scanning.modifier = 'shift';
            } else {
                options.scanning.modifier = 'none';
            }
        }
    ];

    optionsSetDefaults(options);
    if (!options.hasOwnProperty('version')) {
        options.version = fixups.length;
    }

    while (options.version < fixups.length) {
        fixups[options.version++]();
    }

    return options;
}

function optionsLoad() {
    return new Promise((resolve, reject) => {
        chrome.storage.local.get(null, store => resolve(store.options));
    }).then(optionsStr => {
        return optionsStr ? JSON.parse(optionsStr) : {};
    }).catch(error => {
        return {};
    }).then(options => {
        return optionsVersion(options);
    });
}

function optionsSave(options) {
    return new Promise((resolve, reject) => {
        chrome.storage.local.set({options: JSON.stringify(options)}, resolve);
    }).then(() => {
        instYomi().optionsSet(options);
        fgOptionsSet(options);
    });
}