Add FileBrowser API to BdApi (#842)

injector/src/modules/ipc.js

@@ -1,4 +1,4 @@
-import {ipcMain as ipc, BrowserWindow, app} from "electron";
+import {ipcMain as ipc, BrowserWindow, app, dialog} from "electron";
 
 import * as IPCEvents from "common/constants/ipcevents";
 
@@ -50,8 +50,8 @@ const runScript = async (event, script) => {
 const openDevTools = event => event.sender.openDevTools();
 const closeDevTools = event => event.sender.closeDevTools();
 
-const createBrowserWindow = async (event, url, {windowOptions, closeOnUrl} = {}) => {
-    return await new Promise(resolve => {
+const createBrowserWindow = (event, url, {windowOptions, closeOnUrl} = {}) => {
+    return new Promise(resolve => {
         const windowInstance = new BrowserWindow(windowOptions);
         windowInstance.webContents.on("did-navigate", (_, navUrl) => {
             if (navUrl != closeOnUrl) return;
@@ -77,6 +77,47 @@ const setMinimumSize = (event, width, height) => {
 
 const stopDevtoolsWarning = event => event.sender.removeAllListeners("devtools-opened");
 
+const openDialog = (event, options = {}) => {
+    const {
+        mode = "open", 
+        openDirectory = false, 
+        openFile = true,
+        multiSelections = false,
+        filters,
+        promptToCreate = false,
+        defaultPath,
+        title,
+        showOverwriteConfirmation,
+        message,
+        showHiddenFiles,
+        modal = false
+    } = options;
+    const openFunction = {
+        open: dialog.showOpenDialog,
+        save: dialog.showSaveDialog
+    }[mode];
+    if (!openFunction) return Promise.resolve({error: "Unkown Mode: " + mode});
+
+    return openFunction.apply(dialog, [
+        modal && BrowserWindow.fromWebContents(event.sender), 
+        {
+            defaultPath,
+            filters,
+            title,
+            message,
+            createDirectory: true,
+            properties: [
+                showHiddenFiles && "showHiddenFiles",
+                openDirectory && "openDirectory",
+                promptToCreate && "promptToCreate",
+                openDirectory && "openDirectory",
+                openFile && "openFile",
+                multiSelections && "multiSelections",
+                showOverwriteConfirmation && "showOverwriteConfirmation"
+            ].filter(e => e),
+        }
+    ].filter(e => e));
+};
 const registerPreload = (event, path) => {
     app.commandLine.appendSwitch("preload", path);
 };
@@ -92,6 +133,7 @@ export default class IPCMain {
         ipc.on(IPCEvents.DEVTOOLS_WARNING, stopDevtoolsWarning);
         ipc.on(IPCEvents.REGISTER_PRELOAD, registerPreload);
         ipc.handle(IPCEvents.RUN_SCRIPT, runScript);
+        ipc.handle(IPCEvents.OPEN_DIALOG, openDialog);
         ipc.handle(IPCEvents.OPEN_WINDOW, createBrowserWindow);
     }
 }