set author

.gitignore

@@ -1,2 +1,3 @@
 node_modules/
+release/
 yarn.lock

app.js

@@ -21,12 +21,31 @@ const run = () => {
 
         mainWindow = createWindow();
         mainWindow.on('show', async () => {
+            await doUpdateCheck(mainWindow);
+        })
+        app.on('activate', function () {
+            if (BrowserWindow.getAllWindows().length === 0) mainWindow = createWindow();
+        })
+        app.on('window-all-closed', () => {
+            app.quit()
+        })
+        ipcMain.handle('launch', async () => {
+            const result = await osuUtil.startOsuWithDevServer(tempOsuPath, "ez-pp.farm", async () => {
+                await doUpdateCheck(mainWindow);
+            });
+            return result;
+        })
+        ipcMain.on('do-update-check', async () => {
+            await doUpdateCheck(mainWindow);
+        })
+        ipcMain.on('do-update', async () => {
             const osuPath = await config.get("osuPath", "");
             const isValid = await osuUtil.isValidOsuFolder(osuPath);
             if (osuPath.trim == "" || !isValid) {
                 mainWindow.webContents.send('status_update', {
-                    type: "missing-folder"
-                })
+                    type: "error",
+                    message: "Invalid osu! folder"
+                });
                 return;
             }
             if (fs.existsSync(osuPath)) {
@@ -41,23 +60,18 @@ const run = () => {
 
                 const releaseFiles = await osuUtil.getUpdateFiles(releaseStream);
                 const filesToDownload = await osuUtil.filesThatNeedUpdate(tempOsuPath, releaseFiles);
-                // const downloadTask = await osuUtil.downloadUpdateFiles(osuPath, filesToDownload);
-                // downloadTask.on('completed', () => {
-                //     console.log("done!");
-                // });
-                mainWindow.webContents.send('status_update', {
-                    type: filesToDownload.length > 0 ? "update-available" : "up-to-date"
-                })
+                const downloadTask = await osuUtil.downloadUpdateFiles(osuPath, filesToDownload);
+                downloadTask.on('completed', () => {
+                    mainWindow.webContents.send('status_update', {
+                        type: "update-complete"
+                    })
+                });
+
             } else
                 mainWindow.webContents.send('status_update', {
-                    type: "missing-folder"
-                })
-        })
-        app.on('activate', function () {
-            if (BrowserWindow.getAllWindows().length === 0) mainWindow = createWindow();
-        })
-        app.on('window-all-closed', () => {
-            app.quit()
+                    type: "error",
+                    message: "Invalid osu! folder"
+                });
         })
         ipcMain.handle('set-osu-dir', async (event) => {
             const yes = await dialog.showOpenDialog({
@@ -75,9 +89,39 @@ const run = () => {
     })
 }
 
+async function doUpdateCheck(window) {
+    const osuPath = await config.get("osuPath", "");
+    const isValid = await osuUtil.isValidOsuFolder(osuPath);
+    if (osuPath.trim == "" || !isValid) {
+        window.webContents.send('status_update', {
+            type: "missing-folder"
+        })
+        return;
+    }
+    if (fs.existsSync(osuPath)) {
+        tempOsuPath = osuPath;
+        const osuConfig = await osuUtil.getLatestConfig(tempOsuPath);
+        const lastVersion = await osuConfig.get("LastVersion");
+        let releaseStream = "stable40";
+        if (lastVersion.endsWith("cuttingedge"))
+            releaseStream = "cuttingedge"
+        else if (lastVersion.endsWith("beta"))
+            releaseStream = "beta";
+
+        const releaseFiles = await osuUtil.getUpdateFiles(releaseStream);
+        const filesToDownload = await osuUtil.filesThatNeedUpdate(tempOsuPath, releaseFiles);
+        window.webContents.send('status_update', {
+            type: filesToDownload.length > 0 ? "update-available" : "up-to-date"
+        })
+    } else
+        window.webContents.send('status_update', {
+            type: "missing-folder"
+        })
+}
+
 function createWindow() {
     // Create the browser window.
-    const win = windowManager.createWindow(520, 420);
+    const win = windowManager.createWindow(520, 350);
 
     win.loadFile('./html/index.html');
 

appInfo.js

@@ -0,0 +1,4 @@
+const appName = "EZPPLauncher"
+const appVersion = "1.0.0";
+
+module.exports = { appName, appVersion };

config.js

@@ -26,7 +26,6 @@ async function get(key, defaultValue) {
 }
 
 async function set(key, value) {
-    console.log("setting " + key + " to " + value);
     const configValues = new Map();
     const fileStream = await fs.promises.readFile(configLocation, "utf-8");
     const lines = fileStream.split(/\r?\n/)

executeUtil.js

@@ -0,0 +1,18 @@
+const childProcess = require('child_process');
+module.exports = {
+    runFile: (folder, file, args, onExit) => {
+        childProcess.execFile(file, args, {
+            cwd: folder
+        }, (_err, _stdout, _stderr) => {
+            onExit();
+        });
+    },
+    runFileDetached: (folder, file, args) => {
+        const subprocess = childProcess.spawn(file + " " + args, {
+            cwd: folder,
+            detached: true,
+            stdio: 'ignore'
+        })
+        subprocess.unref()
+    }
+}

html/index.html

@@ -40,7 +40,7 @@
                                                     type="button" style="background-color:#d6016f" disabled>Looking for
                                                     updates...</button>
                                             </div>
-                                            <button class="btn btn-dark btn-sm float-start" id="account-btn">
+                                            <button class="btn btn-dark btn-sm float-start" id="account-btn" disabled>
                                                 set account
                                             </button>
                                             <button class="btn btn-dark btn-sm float-end" id="folder-btn">

osuUtil.js

@@ -3,6 +3,7 @@ const fu = require('./fileUtil');
 const path = require('path');
 const crypto = require('crypto');
 const axios = require('axios').default;
+const executeUtil = require('./executeUtil');
 const { EventEmitter } = require('events');
 const { DownloaderHelper } = require('node-downloader-helper');
 
@@ -102,14 +103,14 @@ async function filesThatNeedUpdate(osuPath, updateFiles) {
                     fileName,
                     fileURL
                 })
-                console.log("hashes are not matching", `(${existingFileMD5} - ${fileHash})`);
+                // console.log("hashes are not matching", `(${existingFileMD5} - ${fileHash})`);
             }
         } else {
             filesToDownload.push({
                 fileName,
                 fileURL
             });
-            console.log("new file " + fileName);
+            // console.log("new file " + fileName);
         }
     }
     return filesToDownload;
@@ -120,7 +121,9 @@ async function downloadUpdateFiles(osuPath, filesToUpdate) {
     let completedIndex = 0;
     filesToUpdate.forEach(async (fileToUpdate) => {
         const filePath = path.join(osuPath, fileToUpdate.fileName);
-        await fs.promises.rm(filePath);
+        if (await fu.existsAsync(filePath))
+            await fs.promises.rm(filePath);
+
         const fileDownload = new DownloaderHelper(fileToUpdate.fileURL, osuPath, {
             fileName: fileToUpdate.fileName,
             override: true,
@@ -137,4 +140,11 @@ async function downloadUpdateFiles(osuPath, filesToUpdate) {
     return eventEmitter;
 }
 
-module.exports = { isValidOsuFolder, getLatestConfig, getUpdateFiles, filesThatNeedUpdate, downloadUpdateFiles }
+async function startWithDevServer(osuPath, serverDomain, onExit) {
+    const osuExe = path.join(osuPath, "osu!.exe");
+    if (!await fu.existsAsync(osuExe)) return false;
+    executeUtil.runFile(osuPath, osuExe, ["-devserver", serverDomain], onExit);
+    return true;
+}
+
+module.exports = { isValidOsuFolder, getLatestConfig, getUpdateFiles, filesThatNeedUpdate, downloadUpdateFiles, startOsuWithDevServer: startWithDevServer }

package.json

@@ -3,6 +3,7 @@
   "version": "1.0.0",
   "main": "app.js",
   "license": "MIT",
+  "author": "HorizonCode",
   "build": {
     "appId": "farm.ezpp.ezppfarm.launcher",
     "productName": "ezpplauncher",

preload/preload.js

@@ -1,5 +1,6 @@
 const { ipcRenderer } = require('electron');
 const { Titlebar, Color } = require('custom-electron-titlebar');
+const appInfo = require('../appInfo');
 let titlebar;
 
 window.addEventListener('DOMContentLoaded', () => {
@@ -10,11 +11,41 @@ window.addEventListener('DOMContentLoaded', () => {
         maximizable: false
     });
 
-    titlebar.updateTitle("EZPPLauncher");
+    titlebar.updateTitle(`${appInfo.appName} ${appInfo.appVersion}`);
 
     const $ = require('jquery');
     const Swal = require('sweetalert2');
 
+    let currentState;
+
+    $("#launch-btn").on('click', async () => {
+        switch (currentState) {
+            case "up-to-date":
+                $("#launch-btn").attr('disabled', true);
+                $('#launch-btn').html('Launching...');
+                const result = await ipcRenderer.invoke("launch");
+                if (!result) {
+                    Swal.fire({
+                        title: 'Uh oh!',
+                        text: "Something went wrong while launching!",
+                        icon: 'error',
+                        confirmButtonText: 'Okay'
+                    });
+                    $("#launch-btn").attr('disabled', false);
+                    $('#launch-btn').html('Launch');
+                } else {
+                    $("#launch-btn").attr('disabled', true);
+                    $('#launch-btn').html('Running...');
+                }
+                break;
+            case "update-available":
+                $("#launch-btn").attr('disabled', true);
+                $('#launch-btn').html('Updating...');
+                ipcRenderer.send("do-update");
+                break;
+        }
+    });
+
     $("#folder-btn").on('click', async () => {
         const success = await ipcRenderer.invoke('set-osu-dir');
         if (success == undefined)
@@ -26,6 +57,7 @@ window.addEventListener('DOMContentLoaded', () => {
                 icon: 'success',
                 confirmButtonText: 'Cool'
             })
+            ipcRenderer.send("do-update-check");
         } else {
             Swal.fire({
                 title: 'Uh oh!',
@@ -37,6 +69,7 @@ window.addEventListener('DOMContentLoaded', () => {
     });
 
     ipcRenderer.on('status_update', (event, status) => {
+        currentState = status.type;
         switch (status.type) {
             case "up-to-date":
                 $("#launch-btn").attr('disabled', false);
@@ -47,7 +80,26 @@ window.addEventListener('DOMContentLoaded', () => {
                 $('#launch-btn').html('Update');
                 break;
             case "missing-folder":
-                $('#launch-btn').html('Please set your osu folder!');
+                $('#launch-btn').html('Please set your osu! folder');
+                break;
+            case "error":
+                Swal.fire({
+                    title: 'Uh oh!',
+                    text: status.message,
+                    icon: 'error',
+                    confirmButtonText: 'Okay'
+                });
+                ipcRenderer.send("do-update-check");
+                break;
+            case "update-complete":
+                Swal.fire({
+                    title: 'Yaaay!',
+                    text: "Your osu! client has been successfully updated!",
+                    icon: 'success',
+                    confirmButtonText: 'Thanks :3'
+                });
+                ipcRenderer.send("do-update-check");
+                break;
         }
     })
 

ui/windowManager.js

@@ -1,4 +1,5 @@
 const path = require("path");
+const appInfo = require('../appInfo');
 const { BrowserWindow } = require('electron');
 const { attachTitlebarToWindow } = require('custom-electron-titlebar/main');
 
@@ -31,11 +32,11 @@ module.exports = {
             window.show();
         });
 
-        window.webContents.setUserAgent("EZPPLauncher");
+        window.webContents.setUserAgent(`${appInfo.appName} ${appInfo.appVersion}`);
         attachTitlebarToWindow(window);
-        window.webContents.openDevTools({
-            mode: "detach"
-        });
+        // window.webContents.openDevTools({
+        //     mode: "detach"
+        // });
 
         return window;
     },