Add ability to load Vencord from custom location (dev install)

src/main/constants.ts

@@ -1,8 +1,10 @@
 import { app } from "electron";
 import { join } from "path";
 
-export const DATA_DIR = process.env.VENCORD_USER_DATA_DIR ?? join(app.getPath("userData"), "VencordDesktop");
-export const VENCORD_FILES_DIR = join(DATA_DIR, "vencordDist");
+export const DATA_DIR = process.env.VENCORD_USER_DATA_DIR || join(app.getPath("userData"), "VencordDesktop");
+// needs to be inline require because of circular dependency
+// as otherwise "DATA_DIR" (which is used by ./settings) will be uninitialised
+export const VENCORD_FILES_DIR = require("./settings").Settings.vencordDir || join(DATA_DIR, "vencordDist");
 export const VENCORD_SETTINGS_DIR = join(DATA_DIR, "settings");
 export const VENCORD_QUICKCSS_FILE = join(VENCORD_SETTINGS_DIR, "quickCss.css");
 export const VENCORD_SETTINGS_FILE = join(VENCORD_SETTINGS_DIR, "settings.json");

src/main/index.ts

@@ -3,16 +3,20 @@ import { join } from "path";
 import { ICON_PATH } from "../shared/paths";
 import { once } from "../shared/utils/once";
 import { DATA_DIR, VENCORD_FILES_DIR } from "./constants";
-import "./ipc";
 import { createMainWindow } from "./mainWindow";
 import { Settings } from "./settings";
 import { createSplashWindow } from "./splash";
 import { ensureVencordFiles } from "./utils/vencordLoader";
 
+import "./ipc";
+if (IS_DEV) {
+    require("source-map-support").install();
+}
+
 // Make the Vencord files use our DATA_DIR
 process.env.VENCORD_USER_DATA_DIR = DATA_DIR;
 
-const runVencordMain = once(() => require(join(VENCORD_FILES_DIR, "main.js")));
+const runVencordMain = once(() => require(join(VENCORD_FILES_DIR, "vencordDesktopMain.js")));
 
 let mainWin: BrowserWindow | null = null;
 

src/main/ipc.ts

@@ -1,5 +1,5 @@
-import { app, ipcMain, shell } from "electron";
-import { readFileSync, watch } from "fs";
+import { app, dialog, ipcMain, shell } from "electron";
+import { existsSync, readFileSync, watch } from "fs";
 import { open, readFile } from "fs/promises";
 import { join } from "path";
 import { debounce } from "shared/utils/debounce";
@@ -12,6 +12,10 @@ ipcMain.on(IpcEvents.GET_VENCORD_PRELOAD_FILE, e => {
     e.returnValue = join(VENCORD_FILES_DIR, "preload.js");
 });
 
+ipcMain.on(IpcEvents.GET_VENCORD_RENDERER_SCRIPT, e => {
+    e.returnValue = readFileSync(join(VENCORD_FILES_DIR, "vencordDesktopRenderer.js"), "utf-8");
+});
+
 ipcMain.on(IpcEvents.GET_RENDERER_SCRIPT, e => {
     e.returnValue = readFileSync(join(__dirname, "renderer.js"), "utf-8");
 });
@@ -39,6 +43,20 @@ ipcMain.handle(IpcEvents.FOCUS, () => {
     mainWin?.focus();
 });
 
+ipcMain.handle(IpcEvents.SELECT_VENCORD_DIR, async () => {
+    const res = await dialog.showOpenDialog(mainWin!, {
+        properties: ["openDirectory"]
+    });
+    if (!res.filePaths.length) return "cancelled";
+
+    const dir = res.filePaths[0];
+    for (const file of ["vencordDesktopMain.js", "preload.js", "vencordDesktopRenderer.js", "renderer.css"]) {
+        if (!existsSync(join(dir, file))) return "invalid";
+    }
+
+    return dir;
+});
+
 function readCss() {
     return readFile(VENCORD_QUICKCSS_FILE, "utf-8").catch(() => "");
 }