This commit is contained in:
Alex Yatskov 2016-09-11 22:47:08 -07:00
parent f4314497e4
commit 4241b4f859

View File

@ -19,24 +19,34 @@
class Dictionary {
constructor() {
this.db = null;
this.entities = null;
}
initDb() {
this.db = new Dexie('dict');
this.db.version(1).stores({
terms: '++id,expression,reading',
entities: '++,name',
kanji: '++,character'
});
this.entities = null;
}
deleteDb() {
return this.db === null ? Promise.resolve() : this.db.delete();
}
existsDb() {
return Dexie.exists('dict');
}
initDb() {
this.entities = null;
this.db.version(1).stores({
terms: '++id,expression,reading',
entities: '++,name',
kanji: '++,character'
});
findTerm(term) {
if (this.db === null) {
return Promise.reject('database not initialized');
}
findTerm(term) {
const results = [];
return this.db.terms.where('expression').equals(term).or('reading').equals(term).each(row => {
results.push({
@ -58,6 +68,10 @@ class Dictionary {
}
findKanji(kanji) {
if (this.db === null) {
return Promise.reject('database not initialized');
}
const results = [];
return this.db.kanji.where('character').equals(kanji).each(row => {
results.push({
@ -71,8 +85,12 @@ class Dictionary {
}
getEntities(tags) {
if (this.db === null) {
return Promise.reject('database not initialized');
}
if (this.entities !== null) {
return this.entities;
return Promise.resolve(this.entities);
}
return this.db.entities.toArray(rows => {
@ -86,8 +104,11 @@ class Dictionary {
}
importTermDict(indexUrl) {
const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
if (this.db === null) {
return Promise.reject('database not initialized');
}
const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
return loadJson(indexUrl).then(index => {
const entities = [];
for (const [name, value] of index.ents) {
@ -129,8 +150,11 @@ class Dictionary {
}
importKanjiDict(indexUrl) {
const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
if (this.db === null) {
return Promise.reject('database not initialized');
}
const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
return loadJson(indexUrl).then(index => {
const loaders = [];
for (let i = 1; i <= index.banks; ++i) {