163 lines
4.9 KiB
JavaScript
163 lines
4.9 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 Dictionary {
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constructor() {
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this.db = null;
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this.entities = null;
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}
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existsDb() {
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return Dexie.exists('dict');
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}
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initDb() {
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this.db = new Dexie('dict');
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this.db.version(1).stores({
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terms: '++id,expression,reading',
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entities: '++,name',
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kanji: '++,character'
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});
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return this.db;
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}
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loadDb() {
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this.db = null;
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this.entities = null;
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return this.initDb().open();
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}
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findTerm(term) {
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const results = [];
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return this.db.terms.where('expression').equals(term).or('reading').equals(term).each((row) => {
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results.push({
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expression: row.expression,
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reading: row.reading,
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tags: row.tags.split(' '),
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glossary: row.glossary,
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entities: this.entities,
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id: row.id
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});
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}).then(() => {
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return Promise.resolve(results);
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});
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}
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findKanji(kanji) {
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const results = [];
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return this.db.kanji.where('c').equals(kanji).each((row) => {
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results.push({
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character: row.c,
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onyomi: row.o.split(' '),
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kunyomi: row.k.split(' '),
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tags: row.t.split(' '),
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glossary: row.m
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});
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});
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}
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getEntities() {
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if (this.entities !== null) {
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return Promise.resolve(this.entities);
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}
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return this.db.entities.toArray((rows) => {
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this.entities = {};
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for (const row of rows) {
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this.entities[row.name] = row.value;
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}
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}).then(() => {
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return Promise.resolve(this.entities);
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});
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}
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importTermDict(indexUrl) {
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const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
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return loadJson(indexUrl).then((index) => {
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const entities = [];
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for (const [name, value] of index.ents) {
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entities.push({name, value});
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}
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return this.db.entities.bulkAdd(entities).then(() => {
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if (this.entities === null) {
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this.entities = {};
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}
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for (const entity of entities) {
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this.entities[entity.name] = entity.value;
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}
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}).then(() => {
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const loaders = [];
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for (let i = 0; i <= index.refs; ++i) {
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const refUrl = `${indexDir}/ref_${i}.json`;
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loaders.push(() => {
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return loadJson(refUrl).then((refs) => {
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const rows = [];
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for (const [expression, reading, tags, ...glossary] of refs) {
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rows.push({expression, reading, tags, glossary});
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}
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return this.db.terms.bulkAdd(rows);
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});
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});
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}
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let chain = Promise.resolve();
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for (const loader of loaders) {
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chain = chain.then(loader);
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}
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return chain;
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});
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});
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}
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importKanjiDict(indexUrl) {
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const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
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return loadJson(indexUrl).then((index) => {
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const loaders = [];
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for (let i = 0; i <= index.refs; ++i) {
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const refUrl = `${indexDir}/ref_${i}.json`;
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loaders.push(() => {
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return loadJson(refUrl).then((refs) => {
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const rows = [];
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for (const [character, onyomi, kunyomi, tags, ...glossary] of refs) {
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rows.push({character, onyomi, kunyomi, tags, glossary});
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}
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return this.db.kanji.bulkAdd(rows);
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});
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});
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}
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let chain = Promise.resolve();
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for (const loader of loaders) {
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chain = chain.then(loader);
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}
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return chain;
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});
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}
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}
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