feat(assets): bundle runtime assets and vendor dependencies

vendor/yomitan/js/extension/environment.js

@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2023-2025  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/>.
+ */
+
+export class Environment {
+    constructor() {
+        /** @type {?import('environment').Info} */
+        this._cachedEnvironmentInfo = null;
+    }
+
+    /**
+     * @returns {Promise<void>}
+     */
+    async prepare() {
+        this._cachedEnvironmentInfo = await this._loadEnvironmentInfo();
+    }
+
+    /**
+     * @returns {import('environment').Info}
+     * @throws {Error}
+     */
+    getInfo() {
+        if (this._cachedEnvironmentInfo === null) { throw new Error('Not prepared'); }
+        return this._cachedEnvironmentInfo;
+    }
+
+    /**
+     * @returns {Promise<import('environment').Info>}
+     */
+    async _loadEnvironmentInfo() {
+        const os = await this._getOperatingSystem();
+        const browser = await this._getBrowser(os);
+
+        return {
+            browser,
+            platform: {os},
+        };
+    }
+
+    /**
+     * @returns {Promise<import('environment').OperatingSystem>}
+     */
+    async _getOperatingSystem() {
+        try {
+            const {os} = await this._getPlatformInfo();
+            if (typeof os === 'string') {
+                return os;
+            }
+        } catch (e) {
+            // NOP
+        }
+        return 'unknown';
+    }
+
+    /**
+     * @returns {Promise<chrome.runtime.PlatformInfo>}
+     */
+    _getPlatformInfo() {
+        return new Promise((resolve, reject) => {
+            chrome.runtime.getPlatformInfo((result) => {
+                const error = chrome.runtime.lastError;
+                if (error) {
+                    reject(error);
+                } else {
+                    resolve(result);
+                }
+            });
+        });
+    }
+
+    /**
+     * @param {import('environment').OperatingSystem} os
+     * @returns {Promise<import('environment').Browser>}
+     */
+    async _getBrowser(os) {
+        try {
+            if (chrome.runtime.getURL('/').startsWith('ms-browser-extension://')) {
+                return 'edge-legacy';
+            }
+            if (/\bEdge?\//.test(navigator.userAgent)) {
+                return 'edge';
+            }
+        } catch (e) {
+            // NOP
+        }
+        if (typeof browser !== 'undefined') {
+            if (this._isSafari()) {
+                return 'safari';
+            }
+            if (os === 'android') {
+                return 'firefox-mobile';
+            }
+            return 'firefox';
+        } else {
+            return 'chrome';
+        }
+    }
+
+    /**
+     * @returns {boolean};
+     */
+    _isSafari() {
+        const {vendor, userAgent} = navigator;
+        return (
+            typeof vendor === 'string' &&
+            typeof userAgent === 'string' &&
+            vendor.includes('Apple') &&
+            !userAgent.includes('CriOS') &&
+            !userAgent.includes('FxiOS')
+        );
+    }
+}

vendor/yomitan/js/extension/web-extension.js

@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2024-2025  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 <https://www.gnu.org/licenses/>.
+ */
+
+import {EventDispatcher} from '../core/event-dispatcher.js';
+import {toError} from '../core/to-error.js';
+
+/**
+ * @augments EventDispatcher<import('web-extension').Events>
+ */
+export class WebExtension extends EventDispatcher {
+    constructor() {
+        super();
+        /** @type {boolean} */
+        this._unloaded = false;
+        /** @type {?string} */
+        this._extensionBaseUrl = null;
+        try {
+            this._extensionBaseUrl = this.getUrl('/');
+        } catch (e) {
+            // NOP
+        }
+        /** @type {string} */
+        this._extensionName = 'Extension';
+        try {
+            const {name, version} = chrome.runtime.getManifest();
+            this._extensionName = `${name} ${version}`;
+        } catch (e) {
+            // NOP
+        }
+    }
+
+    /** @type {boolean} */
+    get unloaded() {
+        return this._unloaded;
+    }
+
+    /** @type {string} */
+    get extensionName() {
+        return this._extensionName;
+    }
+
+    /**
+     * @param {string} path
+     * @returns {string}
+     */
+    getUrl(path) {
+        return chrome.runtime.getURL(path);
+    }
+
+    /**
+     * @param {unknown} message
+     * @param {(response: unknown) => void} responseCallback
+     * @throws {Error}
+     */
+    sendMessage(message, responseCallback) {
+        try {
+            chrome.runtime.sendMessage(message, responseCallback);
+        } catch (error) {
+            this.triggerUnloaded();
+            throw toError(error);
+        }
+    }
+
+    /**
+     * @param {unknown} message
+     * @returns {Promise<unknown>}
+     */
+    sendMessagePromise(message) {
+        return new Promise((resolve, reject) => {
+            try {
+                this.sendMessage(message, (response) => {
+                    const error = this.getLastError();
+                    if (error !== null) {
+                        reject(error);
+                    } else {
+                        resolve(response);
+                    }
+                });
+            } catch (error) {
+                reject(error);
+            }
+        });
+    }
+
+    /**
+     * @param {unknown} message
+     */
+    sendMessageIgnoreResponse(message) {
+        this.sendMessage(message, () => {
+            // Clear the last error
+            this.getLastError();
+        });
+    }
+
+    /**
+     * @returns {?Error}
+     */
+    getLastError() {
+        const {lastError} = chrome.runtime;
+        if (lastError) {
+            if (lastError instanceof Error) { return lastError; }
+            const {message} = lastError;
+            return new Error(typeof message === 'string' ? message : 'An unknown web extension error occured');
+        }
+        return null;
+    }
+
+    /** */
+    triggerUnloaded() {
+        if (this._unloaded) { return; }
+        this._unloaded = true;
+        this.trigger('unloaded', {});
+    }
+
+    /**
+     * 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._extensionBaseUrl !== null && url.startsWith(this._extensionBaseUrl);
+    }
+}