diff --git a/ext/js/background/offscreen-proxy.js b/ext/js/background/offscreen-proxy.js index dfd342b41f..99dc0741d1 100644 --- a/ext/js/background/offscreen-proxy.js +++ b/ext/js/background/offscreen-proxy.js @@ -74,7 +74,7 @@ export class OffscreenProxy { /** * @template {import('offscreen').MessageType} TMessageType * @param {import('offscreen').Message} message - * @returns {Promise>} + * @returns {Promise>} */ sendMessagePromise(message) { return new Promise((resolve, reject) => { diff --git a/ext/js/background/offscreen.js b/ext/js/background/offscreen.js index d1cf338470..44b0af7751 100644 --- a/ext/js/background/offscreen.js +++ b/ext/js/background/offscreen.js @@ -19,6 +19,7 @@ import * as wanakana from '../../lib/wanakana.js'; import {ClipboardReader} from '../comm/clipboard-reader.js'; import {invokeMessageHandler} from '../core.js'; +import {createApiMap, getApiMapHandler} from '../core/api-map.js'; import {ArrayBufferUtil} from '../data/sandbox/array-buffer-util.js'; import {DictionaryDatabase} from '../language/dictionary-database.js'; import {JapaneseUtil} from '../language/sandbox/japanese-util.js'; @@ -50,9 +51,10 @@ export class Offscreen { richContentPasteTargetSelector: '#clipboard-rich-content-paste-target' }); + /* eslint-disable no-multi-spaces */ - /** @type {import('offscreen').MessageHandlerMap} */ - this._messageHandlers = new Map(/** @type {import('offscreen').MessageHandlerMapInit} */ ([ + /** @type {import('offscreen').OffscreenApiMapInit} */ + const messageHandlersInit = [ ['clipboardGetTextOffscreen', this._getTextHandler.bind(this)], ['clipboardGetImageOffscreen', this._getImageHandler.bind(this)], ['clipboardSetBrowserOffscreen', this._setClipboardBrowser.bind(this)], @@ -65,8 +67,10 @@ export class Offscreen { ['findTermsOffscreen', this._findTermsHandler.bind(this)], ['getTermFrequenciesOffscreen', this._getTermFrequenciesHandler.bind(this)], ['clearDatabaseCachesOffscreen', this._clearDatabaseCachesHandler.bind(this)] - ])); - /* eslint-enable no-multi-spaces */ + ]; + + /** @type {import('offscreen').OffscreenApiMap} */ + this._messageHandlers = createApiMap(messageHandlersInit); /** @type {?Promise} */ this._prepareDatabasePromise = null; @@ -77,22 +81,22 @@ export class Offscreen { chrome.runtime.onMessage.addListener(this._onMessage.bind(this)); } - /** @type {import('offscreen').MessageHandler<'clipboardGetTextOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'clipboardGetTextOffscreen'>} */ async _getTextHandler({useRichText}) { return await this._clipboardReader.getText(useRichText); } - /** @type {import('offscreen').MessageHandler<'clipboardGetImageOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'clipboardGetImageOffscreen'>} */ async _getImageHandler() { return await this._clipboardReader.getImage(); } - /** @type {import('offscreen').MessageHandler<'clipboardSetBrowserOffscreen', false>} */ + /** @type {import('offscreen').OffscreenApiHandler<'clipboardSetBrowserOffscreen'>} */ _setClipboardBrowser({value}) { this._clipboardReader.browser = value; } - /** @type {import('offscreen').MessageHandler<'databasePrepareOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'databasePrepareOffscreen'>} */ _prepareDatabaseHandler() { if (this._prepareDatabasePromise !== null) { return this._prepareDatabasePromise; @@ -101,29 +105,29 @@ export class Offscreen { return this._prepareDatabasePromise; } - /** @type {import('offscreen').MessageHandler<'getDictionaryInfoOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'getDictionaryInfoOffscreen'>} */ async _getDictionaryInfoHandler() { return await this._dictionaryDatabase.getDictionaryInfo(); } - /** @type {import('offscreen').MessageHandler<'databasePurgeOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'databasePurgeOffscreen'>} */ async _purgeDatabaseHandler() { return await this._dictionaryDatabase.purge(); } - /** @type {import('offscreen').MessageHandler<'databaseGetMediaOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'databaseGetMediaOffscreen'>} */ async _getMediaHandler({targets}) { const media = await this._dictionaryDatabase.getMedia(targets); const serializedMedia = media.map((m) => ({...m, content: ArrayBufferUtil.arrayBufferToBase64(m.content)})); return serializedMedia; } - /** @type {import('offscreen').MessageHandler<'translatorPrepareOffscreen', false>} */ + /** @type {import('offscreen').OffscreenApiHandler<'translatorPrepareOffscreen'>} */ _prepareTranslatorHandler({deinflectionReasons}) { this._translator.prepare(deinflectionReasons); } - /** @type {import('offscreen').MessageHandler<'findKanjiOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'findKanjiOffscreen'>} */ async _findKanjiHandler({text, options}) { /** @type {import('translation').FindKanjiOptions} */ const modifiedOptions = { @@ -133,7 +137,7 @@ export class Offscreen { return await this._translator.findKanji(text, modifiedOptions); } - /** @type {import('offscreen').MessageHandler<'findTermsOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'findTermsOffscreen'>} */ _findTermsHandler({mode, text, options}) { const enabledDictionaryMap = new Map(options.enabledDictionaryMap); const excludeDictionaryDefinitions = ( @@ -160,19 +164,19 @@ export class Offscreen { return this._translator.findTerms(mode, text, modifiedOptions); } - /** @type {import('offscreen').MessageHandler<'getTermFrequenciesOffscreen', true>} */ + /** @type {import('offscreen').OffscreenApiHandler<'getTermFrequenciesOffscreen'>} */ _getTermFrequenciesHandler({termReadingList, dictionaries}) { return this._translator.getTermFrequencies(termReadingList, dictionaries); } - /** @type {import('offscreen').MessageHandler<'clearDatabaseCachesOffscreen', false>} */ + /** @type {import('offscreen').OffscreenApiHandler<'clearDatabaseCachesOffscreen'>} */ _clearDatabaseCachesHandler() { this._translator.clearDatabaseCaches(); } /** @type {import('extension').ChromeRuntimeOnMessageCallback} */ _onMessage({action, params}, sender, callback) { - const messageHandler = this._messageHandlers.get(/** @type {import('offscreen').MessageType} */ (action)); + const messageHandler = getApiMapHandler(this._messageHandlers, action); if (typeof messageHandler === 'undefined') { return false; } return invokeMessageHandler(messageHandler, params, callback, sender); } diff --git a/ext/js/core/api-map.js b/ext/js/core/api-map.js new file mode 100644 index 0000000000..eb4abeea5d --- /dev/null +++ b/ext/js/core/api-map.js @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2023 Yomitan Authors + * + * 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 . + */ + +/** + * @template {import('api-map').ApiSurface} [TApiSurface=never] + * @param {import('api-map').ApiMapInit} init + * @returns {import('api-map').ApiMap} + */ +export function createApiMap(init) { + return new Map(init); +} + +/** + * @template {import('api-map').ApiSurface} [TApiSurface=never] + * @param {import('api-map').ApiMap} map + * @param {import('api-map').ApiMapInit} init + * @throws {Error} + */ +export function extendApiMap(map, init) { + for (const [key, value] of init) { + if (map.has(key)) { throw new Error(`The handler for ${String(key)} has already been registered`); } + map.set(key, value); + } +} + +/** + * @template {import('api-map').ApiSurface} [TApiSurface=never] + * @param {import('api-map').ApiMap} map + * @param {string} name + * @returns {import('api-map').ApiHandlerAny|undefined} + */ +export function getApiMapHandler(map, name) { + return map.get(/** @type {import('api-map').ApiNames} */ (name)); +} diff --git a/types/ext/api-map.d.ts b/types/ext/api-map.d.ts new file mode 100644 index 0000000000..eebc886ad0 --- /dev/null +++ b/types/ext/api-map.d.ts @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2023 Yomitan Authors + * + * 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 . + */ + +type ApiSurface = { + [name: string]: ApiItem; +}; + +type ApiItem = { + params: void | {[name: string]: unknown}; + return: unknown; +}; + +export type ApiHandler = (params: TApiItem['params']) => TApiItem['return'] | Promise; + +type ApiHandlerSurface = {[name in ApiNames]: ApiHandler}; + +export type ApiHandlerAny = ApiHandlerSurface[ApiNames]; + +export type ApiNames = keyof TApiSurface; + +export type ApiParams> = TApiSurface[TName]['params']; + +export type ApiReturn> = TApiSurface[TName]['return']; + +export type ApiMap = Map, ApiHandlerAny>; + +export type ApiMapInit = ApiMapInitItemAny[]; + +export type ApiMapInitLax = ApiMapInitLaxItem[]; + +export type ApiMapInitLaxItem = [ + name: ApiNames, + handler: ApiHandlerAny, +]; + +type ApiMapInitItem> = [ + name: TName, + handler: ApiHandler, +]; + +type ApiMapInitItemAny = {[key in ApiNames]: ApiMapInitItem}[ApiNames]; diff --git a/types/ext/offscreen.d.ts b/types/ext/offscreen.d.ts index c741ac9956..451f5f9e84 100644 --- a/types/ext/offscreen.d.ts +++ b/types/ext/offscreen.d.ts @@ -15,7 +15,6 @@ * along with this program. If not, see . */ -import type * as Core from './core'; import type * as Deinflector from './deinflector'; import type * as Dictionary from './dictionary'; import type * as DictionaryDatabase from './dictionary-database'; @@ -23,64 +22,84 @@ import type * as DictionaryImporter from './dictionary-importer'; import type * as Environment from './environment'; import type * as Translation from './translation'; import type * as Translator from './translator'; +import type {ApiMap, ApiMapInit, ApiHandler, ApiParams, ApiReturn} from './api-map'; -export type Message = ( - MessageDetailsMap[T] extends undefined ? - {action: T} : - {action: T, params: MessageDetailsMap[T]} -); - -export type MessageReturn = MessageReturnMap[T]; - -type MessageDetailsMap = { - databasePrepareOffscreen: undefined; - getDictionaryInfoOffscreen: undefined; - databasePurgeOffscreen: undefined; +type OffscreenApiSurface = { + databasePrepareOffscreen: { + params: void; + return: void; + }; + getDictionaryInfoOffscreen: { + params: void; + return: DictionaryImporter.Summary[]; + }; + databasePurgeOffscreen: { + params: void; + return: boolean; + }; databaseGetMediaOffscreen: { - targets: DictionaryDatabase.MediaRequest[]; + params: { + targets: DictionaryDatabase.MediaRequest[]; + }; + return: DictionaryDatabase.Media[]; }; translatorPrepareOffscreen: { - deinflectionReasons: Deinflector.ReasonsRaw; + params: { + deinflectionReasons: Deinflector.ReasonsRaw; + }; + return: void; }; findKanjiOffscreen: { - text: string; - options: FindKanjiOptionsOffscreen; + params: { + text: string; + options: FindKanjiOptionsOffscreen; + }; + return: Dictionary.KanjiDictionaryEntry[]; }; findTermsOffscreen: { - mode: Translator.FindTermsMode; - text: string; - options: FindTermsOptionsOffscreen; + params: { + mode: Translator.FindTermsMode; + text: string; + options: FindTermsOptionsOffscreen; + }; + return: Translator.FindTermsResult; }; getTermFrequenciesOffscreen: { - termReadingList: Translator.TermReadingList; - dictionaries: string[]; + params: { + termReadingList: Translator.TermReadingList; + dictionaries: string[]; + }; + return: Translator.TermFrequencySimple[]; + }; + clearDatabaseCachesOffscreen: { + params: void; + return: void; }; - clearDatabaseCachesOffscreen: undefined; clipboardSetBrowserOffscreen: { - value: Environment.Browser | null; + params: { + value: Environment.Browser | null; + }; + return: void; }; clipboardGetTextOffscreen: { - useRichText: boolean; + params: { + useRichText: boolean; + }; + return: string; + }; + clipboardGetImageOffscreen: { + params: void; + return: string | null; }; - clipboardGetImageOffscreen: undefined; }; -type MessageReturnMap = { - databasePrepareOffscreen: void; - getDictionaryInfoOffscreen: DictionaryImporter.Summary[]; - databasePurgeOffscreen: boolean; - databaseGetMediaOffscreen: DictionaryDatabase.Media[]; - translatorPrepareOffscreen: void; - findKanjiOffscreen: Dictionary.KanjiDictionaryEntry[]; - findTermsOffscreen: Translator.FindTermsResult; - getTermFrequenciesOffscreen: Translator.TermFrequencySimple[]; - clearDatabaseCachesOffscreen: void; - clipboardSetBrowserOffscreen: void; - clipboardGetTextOffscreen: string; - clipboardGetImageOffscreen: string | null; -}; +export type Message = ( + OffscreenApiParams extends void ? + {action: TName} : + {action: TName, params: OffscreenApiParams} +); -export type MessageType = keyof MessageDetailsMap; +export type MessageType = keyof OffscreenApiSurface; export type FindKanjiOptionsOffscreen = Omit & { enabledDictionaryMap: [ @@ -103,15 +122,12 @@ export type FindTermsTextReplacementOffscreen = Omit = ( - details: MessageDetailsMap[TMessage], -) => (TIsAsync extends true ? Promise> : MessageReturn); +export type OffscreenApiMap = ApiMap; + +export type OffscreenApiMapInit = ApiMapInit; -export type MessageHandlerMap = Map; +export type OffscreenApiHandler = ApiHandler; -export type MessageHandlerMapInit = MessageHandlerMapInitItem[]; +export type OffscreenApiParams = ApiParams; -export type MessageHandlerMapInitItem = [messageType: MessageType, handler: Core.MessageHandler]; +export type OffscreenApiReturn = ApiReturn;