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63 lines
2.1 KiB
TypeScript
63 lines
2.1 KiB
TypeScript
// Provides spell checking feature via the native Electron built-in spell checker
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import SpellCheckerServiceDriverBase from '@joplin/lib/services/spellChecker/SpellCheckerServiceDriverBase';
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import bridge from '../bridge';
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import { languageCodeOnly, localesFromLanguageCode } from '@joplin/lib/locale';
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import Logger from '@joplin/lib/Logger';
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const logger = Logger.create('SpellCheckerServiceDriverNative');
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export default class SpellCheckerServiceDriverNative extends SpellCheckerServiceDriverBase {
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private session(): any {
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return bridge().window().webContents.session;
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}
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public get availableLanguages(): string[] {
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return this.session().availableSpellCheckerLanguages;
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}
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// Language can be set to '' to disable spell-checking
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public setLanguage(v: string) {
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// If we pass an empty array, it disables spell checking
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// https://github.com/electron/electron/issues/25228
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if (!v) {
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this.session().setSpellCheckerLanguages([]);
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return;
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}
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// The below function will throw an error if the provided language is
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// not supported, so we provide fallbacks.
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// https://github.com/laurent22/joplin/issues/4146
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const languagesToTry = [
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v,
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languageCodeOnly(v),
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].concat(localesFromLanguageCode(languageCodeOnly(v), this.availableLanguages));
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for (const toTry of languagesToTry) {
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try {
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this.session().setSpellCheckerLanguages([toTry]);
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logger.info(`Set effective language from "${v}" to "${toTry}"`);
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return;
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} catch (error) {
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logger.warn(`Failed to set language to "${toTry}". Will try the next one in this list: ${JSON.stringify(languagesToTry)}`);
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logger.warn('Error was:', error);
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}
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}
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logger.error(`Could not set language to: ${v}`);
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}
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public get language(): string {
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const languages = this.session().getSpellCheckerLanguages();
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return languages.length ? languages[0] : '';
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}
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public addWordToSpellCheckerDictionary(_language: string, word: string) {
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// Actually on Electron all languages share the same dictionary, or
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// perhaps it's added to the currently active language.
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this.session().addWordToSpellCheckerDictionary(word);
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}
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}
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