Sengi-Windows-MacOS-Linux/main-electron.js

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const { app, Menu, server, BrowserWindow, shell } = require("electron");
const path = require("path");
const url = require("url");
const http = require("http");
const fs = require("fs");
// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
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let win;
function createWindow() {
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// Create the browser window.
win = new BrowserWindow({
width: 377,
height: 800,
title: "Sengi",
backgroundColor: "#FFF",
useContentSize: true
});
var server = http.createServer(requestHandler).listen(9527);
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const sengiUrl = "http://localhost:9527";
win.loadURL(sengiUrl);
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const template = [
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{
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label: "View",
submenu: [
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{
label: "Return on Sengi",
click() {
win.loadURL(sengiUrl);
}
},
{ type: "separator" },
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{ role: "reload" },
{ role: "forcereload" },
{ type: "separator" },
{ role: "close" },
{ role: 'quit' }
]
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},
{
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role: "help",
submenu: [
{ role: "toggledevtools" },
{
label: "Open GitHub project",
click() {
require("electron").shell.openExternal(
"https://github.com/NicolasConstant/sengi"
);
}
}
]
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}
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];
const menu = Menu.buildFromTemplate(template);
win.setMenu(menu);
// Check if we are on a MAC
if (process.platform === "darwin") {
// Create our menu entries so that we can use MAC shortcuts
Menu.setApplicationMenu(
Menu.buildFromTemplate([
{
label: "Edit",
submenu: [
{ role: "undo" },
{ role: "redo" },
{ type: "separator" },
{ role: "cut" },
{ role: "copy" },
{ role: "paste" },
{ role: "pasteandmatchstyle" },
{ role: "delete" },
{ role: "selectall" },
{ type: "separator" },
{ role: "close" },
{ role: 'quit' }
]
},
{
label: "View",
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submenu: [
{
label: "Return on Sengi",
click() {
win.loadURL(sengiUrl);
}
},
{ type: "separator" },
{ role: "reload" },
{ role: "forcereload" }
]
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},
{
role: "help",
submenu: [
{ role: "toggledevtools" },
{
label: "Open GitHub project",
click() {
require("electron").shell.openExternal(
"https://github.com/NicolasConstant/sengi"
);
}
}
]
}
])
);
}
// Open the DevTools.
// win.webContents.openDevTools()
//open external links to browser
win.webContents.on("new-window", function (event, url) {
event.preventDefault();
shell.openExternal(url);
});
// Emitted when the window is closed.
win.on("closed", () => {
// Dereference the window object, usually you would store windows
// in an array if your app supports multi windows, this is the time
// when you should delete the corresponding element.
win = null;
});
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}
function requestHandler(req, res) {
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var file = req.url == "/" ? "/index.html" : req.url,
root = __dirname + "/dist",
page404 = root + "/404.html";
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if (file.includes("register") || file.includes("home")) file = "/index.html";
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getFile(root + file, res, page404);
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}
function getFile(filePath, res, page404) {
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console.warn(`filePath: ${filePath}`);
fs.exists(filePath, function (exists) {
if (exists) {
fs.readFile(filePath, function (err, contents) {
if (!err) {
res.end(contents);
} else {
console.dir(err);
}
});
} else {
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fs.readFile(page404, function (err, contents) {
if (!err) {
res.writeHead(404, { "Content-Type": "text/html" });
res.end(contents);
} else {
console.dir(err);
}
});
}
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});
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}
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app.commandLine.appendSwitch("force-color-profile", "srgb");
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const gotTheLock = app.requestSingleInstanceLock();
if (!gotTheLock) {
app.quit();
} else {
app.on('second-instance', (event, commandLine, workingDirectory) => {
// Someone tried to run a second instance, we should focus our window.
if (win) {
if (win.isMinimized()) win.restore()
win.focus()
}
});
// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on("ready", createWindow);
}
// Quit when all windows are closed.
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app.on("window-all-closed", () => {
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// On macOS it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== "darwin") {
app.quit();
}
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});
app.on("activate", () => {
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// On macOS it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (win === null) {
createWindow();
}
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});
// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.