wip: patching osu files

Reviewed-on: #21

electron/appInfo.js

@@ -1,4 +1,4 @@
 const appName = "EZPPLauncher";
-const appVersion = "2.1.5";
+const appVersion = "2.1.7";
 
 module.exports = { appName, appVersion };

electron/hwidUtil.js

@@ -16,17 +16,25 @@ const platforms = {
 };
 const crypto = require("crypto");
 
+const defaultHWID = "recorderinthesandybridge";
+
 /**
  * Returns machine hardware id.
  * Returns `undefined` if cannot determine.
- * @return {string?}
+ * @return {Promise<string>}
  */
 function getHwId() {
-  const getter = platforms[process.platform];
-  if (!getter) return;
-  const result = getter[1].exec(child_process.execSync(getter[0], options));
-  if (!result) return;
-  return crypto.createHash("md5").update(result[1]).digest("hex") ||
-    undefined;
+  return new Promise((resolve) => {
+    try {
+      const getter = platforms[process.platform];
+      if (getter) {
+        const result = getter[1].exec(child_process.execSync(getter[0], options));
+        if (result) resolve(crypto.createHash("md5").update(result[1]).digest("hex"));
+      }
+      resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
+    } catch {
+      resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
+    }
+  })
 }
 exports.getHwId = getHwId;

electron/imageUtil.js

@@ -1,6 +1,12 @@
 async function checkImageExists(url) {
   try {
-    const response = await fetch(url, { method: "HEAD" });
+    const response = await fetch(url, {
+      method: "HEAD",
+      headers: {
+        "User-Agent":
+          "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+      },
+    });
     if (!response.ok) {
       return false;
     }

electron/osuUtil.js

@@ -152,7 +152,12 @@ function getUserConfig(osuPath) {
 }
 
 async function getUpdateFiles(releaseStream) {
-  const releaseData = await fetch(checkUpdateURL + releaseStream);
+  const releaseData = await fetch(checkUpdateURL + releaseStream, {
+    headers: {
+      "User-Agent":
+        "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+    },
+  });
   return releaseData.ok ? await releaseData.json() : undefined;
 }
 
@@ -244,6 +249,10 @@ async function getEZPPLauncherUpdateFiles(osuPath) {
   const filesToDownload = [];
   const updateFilesRequest = await fetch(ezppLauncherUpdateList, {
     method: "PATCH",
+    headers: {
+      "User-Agent":
+        "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+    },
   });
   const updateFiles = await updateFilesRequest.json();
   for (const updateFile of updateFiles) {
@@ -264,13 +273,48 @@ async function getEZPPLauncherUpdateFiles(osuPath) {
       filesToDownload.push(updateFile);
     }
   }
-  return filesToDownload;
+  return [filesToDownload, updateFiles];
 }
 
-async function downloadEZPPLauncherUpdateFiles(osuPath, updateFiles) {
+async function downloadEZPPLauncherUpdateFiles(osuPath, updateFiles, allFiles) {
   const eventEmitter = new EventEmitter();
 
   const startDownload = async () => {
+    //NOTE: delete files that are not in the updateFiles array
+    const foldersToPrune = allFiles.map((file) =>
+      path.dirname(path.join(osuPath, ...file.folder.split("/"), file.name))
+    ).filter((folder, index, self) => self.indexOf(folder) === index);
+    for (const pruneFolder of foldersToPrune) {
+      //NOTE: check if the folder is not the osu root folder.
+      if (path.basename(pruneFolder) == "osu!") {
+        continue;
+      }
+      if (fs.existsSync(pruneFolder)) {
+        for (const files of await fs.promises.readdir(pruneFolder)) {
+          const filePath = path.join(pruneFolder, files);
+          const validFolder = allFiles.find((file) =>
+            path.dirname(filePath).endsWith(file.folder)
+          );
+          if (!validFolder) {
+            if (
+              allFiles.find((file) => file.name == path.basename(filePath)) ===
+                undefined
+            ) {
+              eventEmitter.emit("data", {
+                fileName: path.basename(filePath),
+              });
+              try {
+                await fs.promises.rm(filePath, {
+                  recursive: true,
+                  force: true,
+                });
+              } catch {}
+            }
+          }
+        }
+      }
+    }
+
     for (const updateFile of updateFiles) {
       try {
         const filePath = path.join(

electron/updateCheck.js

@@ -10,7 +10,12 @@ const releasesUrl =
 module.exports = {
   updateAvailable: async () => {
     try {
-      const latestRelease = await fetch(repoApiUrl);
+      const latestRelease = await fetch(repoApiUrl, {
+        headers: {
+          "User-Agent":
+            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+        },
+      });
       const json = await latestRelease.json();
       if (json.length <= 0) return false;
       return {

main.js

@@ -76,6 +76,12 @@ function startOsuStatus() {
         try {
           const currentUserInfo = await fetch(
             `https://api.ez-pp.farm/get_player_info?name=${currentUser.username}&scope=info`,
+            {
+              headers: {
+                "User-Agent":
+                  "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+              },
+            },
           );
           const currentUserInfoJson = await currentUserInfo.json();
           if (
@@ -116,7 +122,14 @@ function startOsuStatus() {
       const windowTitle = firstInstance.processTitle;
       lastOsuStatus = windowTitle;
       const currentStatusRequest = await fetch(
-        "https://api.ez-pp.farm/v1/get_player_status?name=" + currentUser.username,
+        "https://api.ez-pp.farm/v1/get_player_status?name=" +
+          currentUser.username,
+        {
+          headers: {
+            "User-Agent":
+              "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+          },
+        },
       );
       const currentStatus = await currentStatusRequest.json();
 
@@ -127,7 +140,14 @@ function startOsuStatus() {
       const currentModeString = gamemodes[currentMode];
 
       const currentInfoRequest = await fetch(
-        "https://api.ez-pp.farm/v1/get_player_info?name=" + currentUser.username + "&scope=all",
+        "https://api.ez-pp.farm/v1/get_player_info?name=" +
+          currentUser.username + "&scope=all",
+        {
+          headers: {
+            "User-Agent":
+              "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
+          },
+        },
       );
       const currentInfo = await currentInfoRequest.json();
       let currentUsername = currentInfo.player.info.name;
@@ -228,7 +248,7 @@ function registerIPCPipes() {
   ipcMain.handle("ezpplauncher:login", async (e, args) => {
     let hwid = "";
     try {
-      hwid = getHwId();
+      hwid = await getHwId();
     } catch (err) {
       logger.error(`Failed to get HWID.`, err);
       return {
@@ -237,7 +257,7 @@ function registerIPCPipes() {
       };
     }
     const timeout = new AbortController();
-    const timeoutId = setTimeout(() => timeout.abort(), 8000);
+    const timeoutId = setTimeout(() => timeout.abort(), 1000 * 10);
     logger.log(`Logging in with user ${args.username}...`);
     try {
       const fetchResult = await fetch("https://ez-pp.farm/login/check", {
@@ -249,6 +269,8 @@ function registerIPCPipes() {
         }),
         headers: {
           "Content-Type": "application/json",
+          "User-Agent":
+            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
         },
       });
 
@@ -268,7 +290,7 @@ function registerIPCPipes() {
         return result;
       }
       logger.log(
-        `Login failed for user ${username}.\nResponse:\n${await fetchResult
+        `Login failed for user ${args.username}.\nResponse:\n${await fetchResult
           .text()}`,
       );
       return {
@@ -293,7 +315,7 @@ function registerIPCPipes() {
   });
 
   ipcMain.handle("ezpplauncher:autologin", async (e) => {
-    const hwid = getHwId();
+    const hwid = await getHwId();
     const username = config.get("username");
     const guest = config.get("guest");
     if (guest) return { code: 200, message: "Login as guest", guest: true };
@@ -317,6 +339,8 @@ function registerIPCPipes() {
         }),
         headers: {
           "Content-Type": "application/json",
+          "User-Agent":
+            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0",
         },
       });
 
@@ -384,7 +408,7 @@ function registerIPCPipes() {
       }
 
       if (key == "logging") {
-        logger.enabled = logging;
+        logger.enabled = value;
       }
 
       if (typeof value == "boolean") {
@@ -430,6 +454,13 @@ function registerIPCPipes() {
     return config.all();
   });
 
+  ipcMain.handle("ezpplauncher:checkUpdate", async (e) => {
+    const updateInfo = await updateAvailable();
+    if (updateInfo.update) {
+      mainWindow.webContents.send("ezpplauncher:update", updateInfo.release);
+    }
+  });
+
   ipcMain.handle("ezpplauncher:exitAndUpdate", async (e) => {
     await shell.openExternal(releasesUrl);
     app.exit();
@@ -552,12 +583,15 @@ function registerIPCPipes() {
           status: "Looking for patcher updates...",
         });
         await new Promise((res) => setTimeout(res, 1000));
-        const patchFiles = await getEZPPLauncherUpdateFiles(osuPath);
+        const [patchFiles, allUpdateFiles] = await getEZPPLauncherUpdateFiles(
+          osuPath,
+        );
         if (patchFiles.length > 0) {
           logger.log("EZPPLauncher updates found.");
           const patcherDownloader = await downloadEZPPLauncherUpdateFiles(
             osuPath,
             patchFiles,
+            allUpdateFiles,
           );
           let errored = false;
           patcherDownloader.eventEmitter.on("error", (data) => {
@@ -583,6 +617,15 @@ function registerIPCPipes() {
               }/${formatBytes(data.total)})...`,
             });
           });
+          patcherDownloader.eventEmitter.on("delete", (data) => {
+            logger.log(`Deleting ${data.fileName}!`);
+            mainWindow.webContents.send("ezpplauncher:launchprogress", {
+              progress: -1,
+            });
+            mainWindow.webContents.send("ezpplauncher:launchstatus", {
+              status: `Deleting ${data.fileName}...`,
+            });
+          });
           await patcherDownloader.startDownload();
           mainWindow.webContents.send("ezpplauncher:launchprogress", {
             progress: -1,
@@ -660,7 +703,7 @@ function registerIPCPipes() {
           if (fs.existsSync(updateFile)) {
             await fs.promises.rm(updateFile, {
               force: true,
-              recursive: (await fs.promises.lstat(updateFile)).isDirectory,
+              recursive: (await fs.promises.lstat(updateFile)).isDirectory(),
             });
           }
         }
@@ -819,10 +862,6 @@ function createWindow() {
   // Emitted when the window is ready to be shown
   // This helps in showing the window gracefully.
   mainWindow.once("ready-to-show", async () => {
-    const updateInfo = await updateAvailable();
-    if (updateInfo.update) {
-      mainWindow.webContents.send("ezpplauncher:update", updateInfo.release);
-    }
     mainWindow.show();
     mainWindow.focus();
   });

package-lock.json

@@ -1,18 +1,20 @@
 {
   "name": "ezpplauncher-next",
-  "version": "2.1.2",
+  "version": "2.1.7",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "ezpplauncher-next",
-      "version": "2.1.2",
+      "version": "2.1.7",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
         "@types/better-sqlite3": "^7.6.8",
         "axios": "^1.6.5",
         "better-sqlite3": "^9.2.2",
+        "bsdiff-bin": "^0.1.0",
+        "bsdiff-wasm": "^0.1.4",
         "crypto": "^1.0.1",
         "crypto-js": "^4.2.0",
         "custom-electron-titlebar": "^4.2.7",
@@ -24,7 +26,7 @@
         "regedit-rs": "^1.0.2",
         "semver": "^7.5.4",
         "svelte-french-toast": "^1.2.0",
-        "sweetalert2": "^11.10.3",
+        "sweetalert2": "^11.10.8",
         "systeminformation": "^5.21.22"
       },
       "devDependencies": {
@@ -2004,6 +2006,18 @@
         "node": "^6 || ^7 || ^8 || ^9 || ^10 || ^11 || ^12 || >=13.7"
       }
     },
+    "node_modules/bsdiff-bin": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/bsdiff-bin/-/bsdiff-bin-0.1.0.tgz",
+      "integrity": "sha512-hXGe3uXRgyl2BI1W8c4PdLlDHlPXlYaOaYtWjd5R5MJhF7tq5L4Ng3/qbNGJe7ZIG1htaasM+ziY1TkB1SgrwQ==",
+      "license": "BSD"
+    },
+    "node_modules/bsdiff-wasm": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/bsdiff-wasm/-/bsdiff-wasm-0.1.4.tgz",
+      "integrity": "sha512-IdD9jw9NLVrerD96nUThyoj+0HyfCbrIJPdCf6iTB7yIdc86jZugpatw20qeMyepY7UDdN5p64bhti1ruHBmSg==",
+      "license": "MIT"
+    },
     "node_modules/buffer": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
@@ -8533,9 +8547,9 @@
       "dev": true
     },
     "node_modules/sweetalert2": {
-      "version": "11.10.7",
-      "resolved": "https://registry.npmjs.org/sweetalert2/-/sweetalert2-11.10.7.tgz",
-      "integrity": "sha512-5Jlzrmaitay6KzU+2+LhYu9q+L4v/dZ8oZyEDH14ep0C/QilCnFLHmqAyD/Lhq/lm5DiwsOs6Tr58iv8k3wyGg==",
+      "version": "11.10.8",
+      "resolved": "https://registry.npmjs.org/sweetalert2/-/sweetalert2-11.10.8.tgz",
+      "integrity": "sha512-oAkYROBfXBY+4sVbQEIcN+ZxAx69lsmz5WEBwdEpyS4m59vOBNlRU5/fJpAI1MVfiDwFZiGwVzB/KBpOyfLNtg==",
       "funding": {
         "type": "individual",
         "url": "https://github.com/sponsors/limonte"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ezpplauncher-next",
-  "version": "2.1.5",
+  "version": "2.1.7",
   "description": "EZPPLauncher rewritten with Svelte.",
   "private": false,
   "license": "MIT",
@@ -40,6 +40,8 @@
     "@types/better-sqlite3": "^7.6.8",
     "axios": "^1.6.5",
     "better-sqlite3": "^9.2.2",
+    "bsdiff-bin": "^0.1.0",
+    "bsdiff-wasm": "^0.1.4",
     "crypto": "^1.0.1",
     "crypto-js": "^4.2.0",
     "custom-electron-titlebar": "^4.2.7",
@@ -51,7 +53,7 @@
     "regedit-rs": "^1.0.2",
     "semver": "^7.5.4",
     "svelte-french-toast": "^1.2.0",
-    "sweetalert2": "^11.10.3",
+    "sweetalert2": "^11.10.8",
     "systeminformation": "^5.21.22"
   },
   "devDependencies": {

preload.js

@@ -82,6 +82,10 @@ window.addEventListener("settings-set", async (e) => {
   await ipcRenderer.invoke("ezpplauncher:settings-set", e.detail);
 });
 
+window.addEventListener("updateCheck", async () => {
+  await ipcRenderer.invoke("ezpplauncher:checkUpdate");
+})
+
 window.addEventListener("updateExit", async () => {
   await ipcRenderer.invoke("ezpplauncher:exitAndUpdate");
 });

rollup.config.js

@@ -69,6 +69,7 @@ export default {
     resolve({
       browser: true,
       dedupe: ["svelte"],
+      exportConditions: ["svelte"],
     }),
     typescript({
       sourceMap: !production,

src/App.svelte

@@ -1,20 +1,16 @@
 <script lang="ts">
-  import {
-    Avatar,
-    Dropdown,
-    DropdownItem,
-    DropdownHeader,
-    DropdownDivider,
-    Button,
-    Indicator,
-  } from "flowbite-svelte";
-  import {
-    ArrowLeftSolid,
-    ArrowRightFromBracketSolid,
-    ArrowRightToBracketSolid,
-    HeartSolid,
-    UserSettingsSolid,
-  } from "flowbite-svelte-icons";
+  import Avatar from "flowbite-svelte/Avatar.svelte";
+  import Dropdown from "flowbite-svelte/Dropdown.svelte";
+  import DropdownItem from "flowbite-svelte/DropdownItem.svelte";
+  import DropdownHeader from "flowbite-svelte/DropdownHeader.svelte";
+  import DropdownDivider from "flowbite-svelte/DropdownDivider.svelte";
+  import Button from "flowbite-svelte/Button.svelte";
+  import Indicator from "flowbite-svelte/Indicator.svelte";
+  import ArrowLeftSolid from "flowbite-svelte-icons/ArrowLeftSolid.svelte";
+  import ArrowRightFromBracketSolid from "flowbite-svelte-icons/ArrowRightFromBracketSolid.svelte";
+  import ArrowRightToBracketSolid from "flowbite-svelte-icons/ArrowRightToBracketSolid.svelte";
+  import HeartSolid from "flowbite-svelte-icons/HeartSolid.svelte";
+  import UserSettingsSolid from "flowbite-svelte-icons/UserSettingsSolid.svelte";
   import ezppLogo from "../public/favicon.png";
   import {
     currentPage,
@@ -66,6 +62,8 @@
     window.dispatchEvent(new CustomEvent("updateExit"));
   });
 
+  window.dispatchEvent(new CustomEvent("updateCheck"));
+
   window.addEventListener("open-settings", (e) => {
     currentPage.set(Page.Settings);
   });

src/pages/Launch.svelte

@@ -1,11 +1,11 @@
 <script lang="ts">
-  import { Button } from "flowbite-svelte";
+  import Button from "flowbite-svelte/Button.svelte";
   import Progressbar from "../lib/Progressbar.svelte";
   import {
     launching,
     patch,
     launchStatus,
-    launchPercentage
+    launchPercentage,
   } from "./../storage/localStore";
   let progressbarFix = true;
 

src/pages/Login.svelte

@@ -1,10 +1,14 @@
 <script lang="ts">
-  import { Input, Button, Spinner, Checkbox } from "flowbite-svelte";
+  import Input from "flowbite-svelte/Input.svelte";
+  import Button from "flowbite-svelte/Button.svelte";
+  import Spinner from "flowbite-svelte/Spinner.svelte";
+  import Checkbox from "flowbite-svelte/Checkbox.svelte";
   import { type User } from "../types/user";
   import { currentPage, currentUser, startup } from "../storage/localStore";
   import toast from "svelte-french-toast";
   import { Page } from "../consts/pages";
-  import { EyeSlashSolid, EyeSolid } from "flowbite-svelte-icons";
+  import EyeSolid from "flowbite-svelte-icons/EyeSolid.svelte";
+  import EyeSlashSolid from "flowbite-svelte-icons/EyeSlashSolid.svelte";
 
   let loading = false;
   let username = "";
@@ -13,11 +17,20 @@
   let showPassword = false;
 
   const processLogin = async () => {
+    if (username.length <= 0 || password.length <= 0) {
+      toast.error(`Please provice a valid Username and Password!`, {
+        position: "bottom-center",
+        className:
+          "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
+        duration: 3000,
+      });
+      return;
+    }
     loading = true;
-    const loginPromise = new Promise<void>((res, rej) => {
+    const loginPromise = new Promise<string>((res, rej) => {
       window.addEventListener(
         "login-result",
-        (e) => {
+        async (e) => {
           const customEvent = e as CustomEvent;
           const resultData = customEvent.detail;
           const wasSuccessful = "user" in resultData;
@@ -30,26 +43,26 @@
                 "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
               duration: 1500,
             }); */
-            rej();
+            rej(resultData.message);
             loading = false;
             return;
           }
           const userResult = resultData.user as User;
           currentUser.set(userResult);
           currentPage.set(Page.Launch);
-          res();
+          res("");
           toast.success(`Welcome back, ${userResult.name}!`, {
             position: "bottom-center",
             className:
               "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-            duration: 3000
+            duration: 3000,
           });
         },
         { once: true }
       );
       window.dispatchEvent(
         new CustomEvent("login-attempt", {
-          detail: { username, password, saveCredentials }
+          detail: { username, password, saveCredentials },
         })
       );
     });
@@ -58,20 +71,20 @@
       {
         loading: "Logging in...",
         success: "Successfully logged in!",
-        error: "Invalid Username or Password!"
+        error: (e) => e,
       },
       {
         position: "bottom-center",
         className:
           "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-        duration: 3000
+        duration: 0,
       }
     );
   };
 
   const tryAutoLogin = async () => {
     loading = true;
-    const loginPromise = new Promise<void>((res, rej) => {
+    const loginPromise = new Promise<string>((res, rej) => {
       window.addEventListener(
         "login-result",
         (e) => {
@@ -81,29 +94,29 @@
           const wasSuccessful = "user" in resultData;
           if (isGuest) {
             currentPage.set(Page.Launch);
-            res();
+            res("");
             toast.success(`Logged in as Guest`, {
               position: "bottom-center",
               className:
                 "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-              duration: 3000
+              duration: 3000,
             });
             return;
           }
           if (!wasSuccessful) {
             loading = false;
-            rej();
+            rej(resultData.message);
             return;
           }
           const userResult = resultData.user as User;
           currentUser.set(userResult);
           currentPage.set(Page.Launch);
-          res();
+          res("");
           toast.success(`Welcome back, ${userResult.name}!`, {
             position: "bottom-center",
             className:
               "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-            duration: 3000
+            duration: 3000,
           });
           loading = false;
         },
@@ -116,13 +129,13 @@
       {
         loading: "Logging in...",
         success: "Successfully logged in!",
-        error: "Failed to login."
+        error: (e) => e,
       },
       {
         position: "bottom-center",
         className:
           "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-        duration: 3000
+        duration: 0,
       }
     );
   };
@@ -134,7 +147,7 @@
       position: "bottom-center",
       className:
         "dark:!bg-gray-800 border-1 dark:!border-gray-700 dark:!text-gray-100",
-      duration: 3000
+      duration: 3000,
     });
   };
 

src/pages/Settings.svelte

@@ -1,6 +1,10 @@
 <script lang="ts">
-  import { Button, ButtonGroup, Input, Toggle } from "flowbite-svelte";
-  import { FileSearchSolid, FolderSolid } from "flowbite-svelte-icons";
+  import Button from "flowbite-svelte/Button.svelte";
+  import ButtonGroup from "flowbite-svelte/ButtonGroup.svelte";
+  import Input from "flowbite-svelte/Input.svelte";
+  import Toggle from "flowbite-svelte/Toggle.svelte";
+  import FileSearchSolid from "flowbite-svelte-icons/FileSearchSolid.svelte";
+  import FolderSolid from "flowbite-svelte-icons/FolderSolid.svelte";
   import { patch, presence, logging } from "./../storage/localStore";
 
   let folderPath: string = "";

test/patch.test.ts

@@ -0,0 +1,7 @@
+const bs = require("bsdiff-bin")
+
+(async () => {
+    bs.patch('./osu!.exe', './osu!patched.exe', './osu!patch.diff', function(err){
+        if(err) console.log("failed")
+    });
+})();