improve update process

frontend/src/_locales/zh-hans/main.json

@@ -75,7 +75,7 @@
   "New Version Available": "新版本可用",
   "Update": "更新",
   "Please click the button in the top right corner to start the model": "请点击右上角的按钮启动模型",
-  "Update Error, Please restart this program": "更新出错, 请重启本程序",
+  "Update Error": "更新出错",
   "Open the following URL with your browser to view the API documentation": "使用浏览器打开以下地址查看API文档",
   "By default, the maximum number of tokens that can be answered in a single response, it can be changed by the user by specifying API parameters.": "默认情况下, 单个回复最多回答的token数目, 用户可以通过自行指定API参数改变这个值",
   "Sampling temperature, the higher the stronger the randomness and creativity, while the lower, the more focused and deterministic it will be.": "采样温度, 越大随机性越强, 更具创造力, 越小则越保守稳定",

frontend/src/startup.ts

@@ -1,12 +1,25 @@
 import commonStore from './stores/commonStore';
-import { ReadJson } from '../wailsjs/go/backend_golang/App';
+import { FileExists, ReadJson } from '../wailsjs/go/backend_golang/App';
-import { Cache, checkUpdate, downloadProgramFiles, LocalConfig, refreshModels, saveCache } from './utils';
+import {
+  Cache,
+  checkUpdate,
+  downloadProgramFiles,
+  forceDownloadProgramFiles,
+  LocalConfig,
+  refreshModels,
+  saveCache
+} from './utils';
 import { getStatus } from './apis';
 import { EventsOn } from '../wailsjs/runtime';
 import { defaultModelConfigs } from './pages/Configs';
 
 export async function startup() {
-  downloadProgramFiles();
+  FileExists('cache.json').then((exists) => {
+    if (exists)
+      downloadProgramFiles();
+    else
+      forceDownloadProgramFiles();
+  });
   EventsOn('downloadList', (data) => {
     if (data)
       commonStore.setDownloadList(data);

frontend/src/utils/index.tsx

@@ -1,7 +1,6 @@
 import {
   AddToDownloadList,
   DeleteFile,
-  DownloadFile,
   FileExists,
   ListDirFiles,
   ReadJson,
@@ -185,15 +184,7 @@ export function downloadProgramFiles() {
 
 export function forceDownloadProgramFiles() {
   manifest.programFiles.forEach(({ url, path }) => {
-    DownloadFile(path, url.replace('@master', '@v' + manifest.version));
+    AddToDownloadList(path, url.replace('@master', '@v' + manifest.version));
-  });
-}
-
-export function deleteDynamicProgramFiles() {
-  DeleteFile('cache.json');
-  manifest.programFiles.forEach(({ path }) => {
-    if ((path.endsWith('.py') && !path.includes('get-pip.py')) || path.includes('requirements'))
-      DeleteFile(path);
   });
 }
 
@@ -224,7 +215,7 @@ export async function checkUpdate(notifyEvenLatest: boolean = false) {
                 `https://github.com/josStorer/RWKV-Runner/releases/download/${versionTag}/RWKV-Runner_windows_x64.exe` :
                 `https://gitee.com/josc146/RWKV-Runner/releases/download/${versionTag}/RWKV-Runner_windows_x64.exe`;
               toastWithButton(t('New Version Available') + ': ' + versionTag, t('Update'), () => {
-                deleteDynamicProgramFiles();
+                DeleteFile('cache.json');
                 toast(t('Downloading update, please wait. If it is not completed, please manually download the program from GitHub and replace the original program.'), {
                   type: 'info',
                   position: 'bottom-left',
@@ -232,7 +223,7 @@ export async function checkUpdate(notifyEvenLatest: boolean = false) {
                 });
                 setTimeout(() => {
                   UpdateApp(updateUrl).catch((e) => {
-                    toast(t('Update Error, Please restart this program') + ' - ' + e.message || e, {
+                    toast(t('Update Error') + ' - ' + e.message || e, {
                       type: 'error',
                       position: 'bottom-left',
                       autoClose: false