pvs_agent/src/entrypoints/background.js

export default defineBackground(() => {
  let currentTabId
  // Executed when background is loaded
  chrome.sidePanel
    .setPanelBehavior({ openPanelOnActionClick: true })
    .catch((error) => console.error(error))
  chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
    if (message.type === 'PAGE_INFO') {
      // 转发到侧边栏
      chrome.runtime.sendMessage({
        type: 'TO_SIDE_PANEL_PAGE_INFO', data: message.data
      })
    }
    if (message.type === 'FROM_CONTENT_TO_SEND_PAGE_FORM') {
      console.log(message)
      chrome.runtime.sendMessage({
        type: 'TO_SIDE_PANEL_FORM_INFO', data: message.data
      })
      return true
    }
    if (message.type === 'FROM_SIDE_PANEL_TO_ACTION') {
      console.log(565888)
      chrome.tabs.query({ active: true }, (tabs) => {
        console.log(tabs)

        if (tabs.length === 0) return // 确保有活动标签页
        const tabId = tabs[0].id // 获取当前活动的 tabId
        chrome.tabs.sendMessage(tabId, { type: 'GET_TAG_ACTION', data: message.data }, (response) => {
          if (chrome.runtime.lastError) {
            console.error('消息发送失败:', chrome.runtime.lastError.message)
          } else {
            console.log('收到 content script 响应:', response)
            console.log(response, 998)
            sendResponse(response)
          }
        })
      })
      return true
    }
    if (message.type === 'FROM_SIDE_PANEL_TO_GET_PAGE_FORM') {
      chrome.tabs.query({ active: true }, (tabs) => {
        if (tabs.length === 0) return // 确保有活动标签页
        const tabId = tabs[0].id // 获取当前活动的 tabId
        chrome.tabs.sendMessage(tabId, { type: 'GET_PAGE_FORM', data: 'Hello from background!' }, (response) => {
          if (chrome.runtime.lastError) {
            console.error('消息发送失败:', chrome.runtime.lastError.message)
          } else {
            console.log('收到 content script 响应:', response)
            sendResponse(response)
          }

          return true
        })
      })
      return true
    }
    if (message.type === 'FROM_SIDE_PANEL_TO_INPUT_FORM') {
      chrome.tabs.query({ active: true }, (tabs) => {
        if (tabs.length === 0) return // 确保有活动标签页
        const tabId = tabs[0].id // 获取当前活动的 tabId
        chrome.tabs.sendMessage(tabId, { type: 'INPUT_FORM', data: message.data }, (response) => {
          if (chrome.runtime.lastError) {
            console.error('消息发送失败:', chrome.runtime.lastError.message)
          } else {
            console.log('收到 content script 响应:', response)
            sendResponse(response.data)
          }
        })
      })
      return true
    }
    if (message.type === 'FROM_SIDE_PANEL_TO_GET_PAGE_INFO') {
      chrome.tabs.query({ active: true }, (tabs) => {
        if (tabs.length === 0) return // 确保有活动标签页
        const tabId = tabs[0].id // 获取当前活动的 tabId
        chrome.tabs.sendMessage(tabId, { type: 'GET_PAGE_INFO', data: 'Hello from background!' }, (response) => {
          if (chrome.runtime.lastError) {
            console.error('消息发送失败:', chrome.runtime.lastError.message)
          } else {
            console.log(response, 777)

            console.log('收到 content script 响应:', response)
            sendResponse(response.data)
          }
        })
      })
      return true
    }
    // 截图
    if (message.type === 'SCREENSHOT') {
      chrome.tabs.query({ active: true, currentWindow: true }, (tabs) => {
        if (tabs.length === 0) return // 确保有活动标签页
        const tabId = tabs[0].id // 获取当前活动的 tabId
        chrome.tabs.sendMessage(tabId, message, (response) => {
          if (chrome.runtime.lastError) {
            sendResponse(chrome.runtime.lastError.message)
          } else {
            sendResponse(response)
          }
        })
      })
      return true
    }
  })
  chrome.tabs.onUpdated.addListener((tabId, changeInfo, tab) => {
    if (changeInfo.status === 'complete' && tab.url) {
      chrome.runtime.sendMessage({
        type: 'TO_SIDE_PANEL_PAGE_CHANGE', data: tab
      })
      currentTabId = tab.id
    }
  })
  chrome.tabs.onActivated.addListener((activeInfo) => {
    chrome.tabs.get(activeInfo.tabId, (tab) => {
      if (chrome.runtime.lastError) {
        console.error(chrome.runtime.lastError)
        return
      }
      chrome.runtime.sendMessage({
        type: 'TO_SIDE_PANEL_PAGE_CHANGE', data: tab
      })
      console.log('用户切换到新 Tab，URL:', tab)
      currentTabId = tab.id
    })
  })
})

// Allows users to open the side panel by clicking on the action toolbar icon