feat: Delete unused partitions on app start to free up space

src/index.js

@@ -20,6 +20,7 @@ const AutoLaunch = require("auto-launch");
 const importSettings = require("./ipcHandlers/main/importSettings");
 const exportSettings = require("./ipcHandlers/main/exportSettings");
 const promptCloseTab = require("./ipcHandlers/main/promptCloseTab");
+const pruneUnusedPartitions = require("./util/pruneUnusedPartitions");
 const flushSessionData = require("./ipcHandlers/main/flushSessionData");
 const zoom = require("./ipcHandlers/main/zoom");
 const contextMenu = require("electron-context-menu");
@@ -32,6 +33,10 @@ let settings = new Store({
   name: "settings",
 });
 
+const tabStore = new Store({
+  name: "tabs",
+});
+
 let windowState = new Store({
   name: "windowState",
   defaults: {
@@ -215,6 +220,8 @@ if (!singleInstanceLock) {
       altusAutoLauncher.disable();
     }
 
+    pruneUnusedPartitions(tabStore.get("tabs"), tabStore.get("previouslyClosedTab"), app.getPath("userData"));
+
     mainWindow.on("blur", () => mainWindow.send("window-blurred"));
 
     mainWindow.on("focus", () => mainWindow.send("window-focused"));

src/util/pruneUnusedPartitions.js

@@ -0,0 +1,31 @@
+const fs = require("fs");
+const path = require("path");
+
+/** @typedef {import("../types").TabType} TabType */
+
+/**
+ * Deletes unused tab partitions to free up space
+ * @param {TabType[]} tabs
+ * @param {TabType} previouslyClosedTab
+ * @param {string} userDataPath
+ */
+const pruneUnusedPartitions = (tabs, previouslyClosedTab, userDataPath) => {
+  const partitionsDirPath = path.join(userDataPath, "Partitions");
+  const partitions = fs.readdirSync(partitionsDirPath);
+  const tabIds = [];
+  tabs.forEach((tab) => {
+    tabIds.push(tab.id);
+  });
+  if (previouslyClosedTab) {
+    tabIds.push(previouslyClosedTab.id);
+  }
+  partitions
+    .filter((id) => !tabIds.includes(id))
+    .forEach((partition) => {
+      fs.rmSync(path.join(partitionsDirPath, partition), {
+        recursive: true,
+      });
+    });
+};
+
+module.exports = pruneUnusedPartitions;