雨霖铃
66 lines
2.0 KiB
TypeScript
66 lines
2.0 KiB
TypeScript
export default defineBackground(() => {
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console.log('Hello background!', { id: browser.runtime.id });
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browser.runtime.onInstalled.addListener(async ({ reason }) => {
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if (reason === 'install') {
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// 第一次安装扩展时触发
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console.log('Extension installed for the first time');
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} else if (reason === 'update') {
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// 扩展更新时触发
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console.log('Extension updated to a new version');
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}
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// 给所有已打开的标签页注入 content script
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for (const tab of await browser.tabs.query({})) {
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if (tab.url?.match(/(chrome|chrome-extension):\/\//gi) || !tab.id) {
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continue;
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}
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// 注入 content script
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const res = browser.scripting.executeScript({
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target: { tabId: tab.id },
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files: ['/content-scripts/content.js'],
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});
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console.log('Content script injected on installed/updated:', res);
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}
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});
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chrome.runtime.onMessage.addListener((msg, sender, sendResponse) => {
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// 处理来自其他部分的消息
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console.log('[bg] message received:', msg, sender.tab);
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chrome.tabs.query({ active: true, currentWindow: true }, (tabs) => {
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const currentTab = tabs[0];
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console.log('[bg] 真正活跃的页面标题是:', currentTab?.title);
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sendResponse({ ok: true, title: currentTab?.title });
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});
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if (msg.type === 'CREATE_OFFSCREEN') {
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console.log('[bg] offscreen created');
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sendResponse({ ok: true });
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}
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if (msg.type === 'DOWNLOAD') {
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console.log('[bg] DOWNLOAD received');
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sendResponse({ ok: true });
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}
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return true;
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});
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async function sendToActiveTab(message: {
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type: string;
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data?: any;
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activeTabId?: number;
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[key: string]: any;
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}) {
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let activeTabs = await browser.tabs.query({
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active: true,
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currentWindow: true,
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});
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let activeTab = activeTabs[0];
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const sendTo = message.activeTabId || activeTab.id;
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await browser.tabs.sendMessage(sendTo!, message);
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}
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});
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