Electron desktop client added

Electron Client/node_modules/electron-prompt/lib/index.js

@@ -0,0 +1,88 @@
+const electron = require('electron');
+const BrowserWindow = electron.BrowserWindow || electron.remote.BrowserWindow;
+const ipcMain = electron.ipcMain || electron.remote.ipcMain;
+const url = require('url');
+const path = require('path');
+
+function electronPrompt(options, parentWindow) {
+    return new Promise((resolve, reject) => {
+        const id = `${new Date().getTime()}-${Math.random()}`;
+
+        const opts = Object.assign({
+            title: 'Prompt',
+            label: 'Please input a value:',
+            alwaysOnTop: false,
+            value: null,
+            type: 'input',
+            selectOptions: null
+        }, options || {});
+
+        if(opts.type == 'select' && (opts.selectOptions === null || typeof(opts.selectOptions) !== 'object')) {
+            return reject(new Error('"selectOptions" must be an object'));
+        }
+
+        let promptWindow = new BrowserWindow({
+            width: 370, height: 130,
+            resizable: false,
+            parent: parentWindow ? (parentWindow instanceof BrowserWindow) : null,
+            skipTaskbar: true,
+            alwaysOnTop: opts.alwaysOnTop,
+            useContentSize: true,
+            modal: parentWindow ? true : false,
+            title : opts.title
+        });
+
+        promptWindow.setMenu(null);
+
+        const getOptionsListener = (event) => {
+            event.returnValue = JSON.stringify(opts);
+        };
+
+        const postDataListener = (event, value) => {
+            resolve(value);
+            event.returnValue = null;
+            cleanup();
+        };
+
+        const unresponsiveListener = () => {
+            reject(new Error('Window was unresponsive'));
+            cleanup();
+        };
+
+        const errorListener = (event, message) => {
+            reject(new Error(message));
+            event.returnValue = null;
+            cleanup();
+        };
+
+        const cleanup = () => {
+            if (promptWindow) {
+                promptWindow.close();
+                promptWindow = null;
+            }
+        };
+
+        ipcMain.on('prompt-get-options:' + id, getOptionsListener);
+        ipcMain.on('prompt-post-data:' + id, postDataListener);
+        ipcMain.on('prompt-error:' + id, errorListener);
+        promptWindow.on('unresponsive', unresponsiveListener);
+
+        promptWindow.on('closed', () => {
+            ipcMain.removeListener('prompt-get-options:' + id, getOptionsListener);
+            ipcMain.removeListener('prompt-post-data:' + id, postDataListener);
+            ipcMain.removeListener('prompt-error:' + id, postDataListener);
+            resolve(null);
+        });
+
+        const promptUrl = url.format({
+            protocol: 'file',
+            slashes: true,
+            pathname: path.join(__dirname, 'page', 'prompt.html'),
+            hash: id
+        });
+
+        promptWindow.loadURL(promptUrl);
+    });
+}
+
+module.exports = electronPrompt;