Application refactor (#591)

* Rename Yomitan class to Application, change initialization style

* Rename file

* Update init

* Update config

* Remove dead code

1 files changed, 0 insertions, 260 deletions

diff --git a/ext/js/yomitan.js b/ext/js/yomitan.js
deleted file mode 100644
index 33afac27..00000000
--- a/ext/js/yomitan.js
+++ /dev/null
@@ -1,260 +0,0 @@
-/*
- * Copyright (C) 2023-2024  Yomitan Authors
- * Copyright (C) 2020-2022  Yomichan 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 <https://www.gnu.org/licenses/>.
- */
-
-import {API} from './comm/api.js';
-import {CrossFrameAPI} from './comm/cross-frame-api.js';
-import {createApiMap, invokeApiMapHandler} from './core/api-map.js';
-import {EventDispatcher} from './core/event-dispatcher.js';
-import {ExtensionError} from './core/extension-error.js';
-import {log} from './core/logger.js';
-import {deferPromise} from './core/utilities.js';
-import {WebExtension} from './extension/web-extension.js';
-
-/**
- * @returns {boolean}
- */
-function checkChromeNotAvailable() {
-    let hasChrome = false;
-    let hasBrowser = false;
-    try {
-        hasChrome = (typeof chrome === 'object' && chrome !== null && typeof chrome.runtime !== 'undefined');
-    } catch (e) {
-        // NOP
-    }
-    try {
-        hasBrowser = (typeof browser === 'object' && browser !== null && typeof browser.runtime !== 'undefined');
-    } catch (e) {
-        // NOP
-    }
-    return (hasBrowser && !hasChrome);
-}
-
-// Set up chrome alias if it's not available (Edge Legacy)
-if (checkChromeNotAvailable()) {
-    // @ts-expect-error - objects should have roughly the same interface
-    // eslint-disable-next-line no-global-assign
-    chrome = browser;
-}
-
-/**
- * The Yomitan class is a core component through which various APIs are handled and invoked.
- * @augments EventDispatcher<import('application').Events>
- */
-export class Yomitan extends EventDispatcher {
-    /**
-     * Creates a new instance. The instance should not be used until it has been fully prepare()'d.
-     */
-    constructor() {
-        super();
-
-        /** @type {WebExtension} */
-        this._webExtension = new WebExtension();
-
-        /** @type {string} */
-        this._extensionName = 'Yomitan';
-        try {
-            const manifest = chrome.runtime.getManifest();
-            this._extensionName = `${manifest.name} v${manifest.version}`;
-        } catch (e) {
-            // NOP
-        }
-
-        /** @type {?string} */
-        this._extensionUrlBase = null;
-        try {
-            this._extensionUrlBase = this._webExtension.getUrl('/');
-        } catch (e) {
-            // NOP
-        }
-
-        /** @type {?boolean} */
-        this._isBackground = null;
-        /** @type {?API} */
-        this._api = null;
-        /** @type {?CrossFrameAPI} */
-        this._crossFrame = null;
-        /** @type {boolean} */
-        this._isReady = false;
-
-        const {promise, resolve} = /** @type {import('core').DeferredPromiseDetails<void>} */ (deferPromise());
-        /** @type {Promise<void>} */
-        this._isBackendReadyPromise = promise;
-        /** @type {?(() => void)} */
-        this._isBackendReadyPromiseResolve = resolve;
-
-        /* eslint-disable no-multi-spaces */
-        /** @type {import('application').ApiMap} */
-        this._apiMap = createApiMap([
-            ['applicationIsReady',         this._onMessageIsReady.bind(this)],
-            ['applicationBackendReady',    this._onMessageBackendReady.bind(this)],
-            ['applicationGetUrl',          this._onMessageGetUrl.bind(this)],
-            ['applicationOptionsUpdated',  this._onMessageOptionsUpdated.bind(this)],
-            ['applicationDatabaseUpdated', this._onMessageDatabaseUpdated.bind(this)],
-            ['applicationZoomChanged',     this._onMessageZoomChanged.bind(this)]
-        ]);
-        /* eslint-enable no-multi-spaces */
-    }
-
-    /** @type {WebExtension} */
-    get webExtension() {
-        return this._webExtension;
-    }
-
-    /**
-     * Whether the current frame is the background page/service worker or not.
-     * @type {boolean}
-     */
-    get isBackground() {
-        if (this._isBackground === null) { throw new Error('Not prepared'); }
-        return /** @type {boolean} */ (this._isBackground);
-    }
-
-    /**
-     * Gets the API instance for communicating with the backend.
-     * This value will be null on the background page/service worker.
-     * @type {API}
-     */
-    get api() {
-        if (this._api === null) { throw new Error('Not prepared'); }
-        return this._api;
-    }
-
-    /**
-     * Gets the CrossFrameAPI instance for communicating with different frames.
-     * This value will be null on the background page/service worker.
-     * @type {CrossFrameAPI}
-     */
-    get crossFrame() {
-        if (this._crossFrame === null) { throw new Error('Not prepared'); }
-        return this._crossFrame;
-    }
-
-    /**
-     * Prepares the instance for use.
-     * @param {boolean} [isBackground=false] Assigns whether this instance is being used from the background page/service worker.
-     */
-    async prepare(isBackground = false) {
-        this._isBackground = isBackground;
-        chrome.runtime.onMessage.addListener(this._onMessage.bind(this));
-
-        if (!isBackground) {
-            this._api = new API(this._webExtension);
-
-            await this._webExtension.sendMessagePromise({action: 'requestBackendReadySignal'});
-            await this._isBackendReadyPromise;
-
-            this._crossFrame = new CrossFrameAPI();
-            await this._crossFrame.prepare();
-
-            log.on('log', this._onForwardLog.bind(this));
-        }
-    }
-
-    /**
-     * Sends a message to the backend indicating that the frame is ready and all script
-     * setup has completed.
-     */
-    ready() {
-        this._isReady = true;
-        this._webExtension.sendMessagePromise({action: 'applicationReady'});
-    }
-
-    /**
-     * Checks whether or not a URL is an extension URL.
-     * @param {string} url The URL to check.
-     * @returns {boolean} `true` if the URL is an extension URL, `false` otherwise.
-     */
-    isExtensionUrl(url) {
-        return this._extensionUrlBase !== null && url.startsWith(this._extensionUrlBase);
-    }
-
-    /** */
-    triggerStorageChanged() {
-        this.trigger('storageChanged', {});
-    }
-
-    /** */
-    triggerClosePopups() {
-        this.trigger('closePopups', {});
-    }
-
-    // Private
-
-    /**
-     * @returns {string}
-     */
-    _getUrl() {
-        return location.href;
-    }
-
-    /** @type {import('extension').ChromeRuntimeOnMessageCallback<import('application').ApiMessageAny>} */
-    _onMessage({action, params}, _sender, callback) {
-        return invokeApiMapHandler(this._apiMap, action, params, [], callback);
-    }
-
-    /** @type {import('application').ApiHandler<'applicationIsReady'>} */
-    _onMessageIsReady() {
-        return this._isReady;
-    }
-
-    /** @type {import('application').ApiHandler<'applicationBackendReady'>} */
-    _onMessageBackendReady() {
-        if (this._isBackendReadyPromiseResolve === null) { return; }
-        this._isBackendReadyPromiseResolve();
-        this._isBackendReadyPromiseResolve = null;
-    }
-
-    /** @type {import('application').ApiHandler<'applicationGetUrl'>} */
-    _onMessageGetUrl() {
-        return {url: this._getUrl()};
-    }
-
-    /** @type {import('application').ApiHandler<'applicationOptionsUpdated'>} */
-    _onMessageOptionsUpdated({source}) {
-        if (source !== 'background') {
-            this.trigger('optionsUpdated', {source});
-        }
-    }
-
-    /** @type {import('application').ApiHandler<'applicationDatabaseUpdated'>} */
-    _onMessageDatabaseUpdated({type, cause}) {
-        this.trigger('databaseUpdated', {type, cause});
-    }
-
-    /** @type {import('application').ApiHandler<'applicationZoomChanged'>} */
-    _onMessageZoomChanged({oldZoomFactor, newZoomFactor}) {
-        this.trigger('zoomChanged', {oldZoomFactor, newZoomFactor});
-    }
-
-    /**
-     * @param {{error: unknown, level: import('log').LogLevel, context?: import('log').LogContext}} params
-     */
-    async _onForwardLog({error, level, context}) {
-        try {
-            const api = /** @type {API} */ (this._api);
-            await api.log(ExtensionError.serialize(error), level, context);
-        } catch (e) {
-            // NOP
-        }
-    }
-}
-
-/**
- * The default Yomitan class instance.
- */
-export const yomitan = new Yomitan();