Differential D8761 Diff 26574 web/cashtab/extension/src/background.js

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Standalone View

web/cashtab/extension/src/background.js

		const extension = require('extensionizer');

const NOTIFICATION_HEIGHT = 600;		const NOTIFICATION_HEIGHT = 600;
const NOTIFICATION_WIDTH = 400;		const NOTIFICATION_WIDTH = 400;

let popupIsOpen = false;		let popupIsOpen = false;
let notificationIsOpen = false;		let notificationIsOpen = false;
const openMetamaskTabsIDs = {};		const openMetamaskTabsIDs = {};
const requestAccountTabIds = {};		const requestAccountTabIds = {};

// This starts listening to the port created with `chrome.runtime.connect` in contentscript.js		// This starts listening to the port created with `extension.runtime.connect` in contentscript.js
chrome.runtime.onConnect.addListener(function (port) {		extension.runtime.onConnect.addListener(function (port) {
console.assert(port.name == 'cashtabPort');		console.assert(port.name == 'cashtabPort');
port.onMessage.addListener(function (msg) {		port.onMessage.addListener(function (msg) {
console.log('msg received in background.js');		console.log('msg received in background.js');
console.log(msg.text);		console.log(msg.text);
if (msg.text == `CashTab` && msg.txInfo) {		if (msg.text == `CashTab` && msg.txInfo) {
console.log(`Caught, opening popup`);		console.log(`Caught, opening popup`);
triggerUi(msg.txInfo);		triggerUi(msg.txInfo);
}		}
Show All 10 Lines
3) If extension is not open AND no other UI triggered popups are open, then open one		3) If extension is not open AND no other UI triggered popups are open, then open one

Eventually will need similar model. Note that it actually goes much deeper than this in MetaMask.		Eventually will need similar model. Note that it actually goes much deeper than this in MetaMask.

To start, just open a popup		To start, just open a popup
*/		*/
async function triggerUi(txInfo) {		async function triggerUi(txInfo) {
/*		/*
const tabs = await chrome.getActiveTabs();		const tabs = await extension.getActiveTabs();
const currentlyActiveCashtabTab = Boolean(tabs.find(tab => openMetamaskTabsIDs[tab.id]));		const currentlyActiveCashtabTab = Boolean(tabs.find(tab => openMetamaskTabsIDs[tab.id]));
if (!popupIsOpen && !currentlyActiveCashtabTab) {		if (!popupIsOpen && !currentlyActiveCashtabTab) {
await notificationManager.showPopup();		await notificationManager.showPopup();
}		}
*/		*/
// Open a pop-up		// Open a pop-up
let left = 0;		let left = 0;
let top = 0;		let top = 0;
Show All 26 Lines	const popupWindow = await openWindow({
height: NOTIFICATION_HEIGHT,		height: NOTIFICATION_HEIGHT,
left,		left,
top,		top,
});		});
}		}

async function openWindow(options) {		async function openWindow(options) {
return new Promise((resolve, reject) => {		return new Promise((resolve, reject) => {
chrome.windows.create(options, newWindow => {		extension.windows.create(options, newWindow => {
const error = checkForError();		const error = checkForError();
if (error) {		if (error) {
return reject(error);		return reject(error);
}		}
return resolve(newWindow);		return resolve(newWindow);
});		});
});		});
}		}

function checkForError() {		function checkForError() {
const { lastError } = chrome.runtime;		const { lastError } = extension.runtime;
if (!lastError) {		if (!lastError) {
return undefined;		return undefined;
}		}
// if it quacks like an Error, its an Error		// if it quacks like an Error, its an Error
if (lastError.stack && lastError.message) {		if (lastError.stack && lastError.message) {
return lastError;		return lastError;
}		}
// repair incomplete error object (eg chromium v77)		// repair incomplete error object (eg chromium v77)
return new Error(lastError.message);		return new Error(lastError.message);
}		}

async function getLastFocusedWindow() {		async function getLastFocusedWindow() {
return new Promise((resolve, reject) => {		return new Promise((resolve, reject) => {
chrome.windows.getLastFocused(windowObject => {		extension.windows.getLastFocused(windowObject => {
const error = checkForError();		const error = checkForError();
if (error) {		if (error) {
return reject(error);		return reject(error);
}		}
return resolve(windowObject);		return resolve(windowObject);
});		});
});		});
}		}