do axios requests through the main process

package.json

@@ -43,7 +43,7 @@
     "@electron/remote": "^2.1.2",
     "@types/swagger-jsdoc": "^6.0.4",
     "@xhayper/discord-rpc": "^1.2.0",
-    "axios": "^1.7.8",
+    "axios": "^1.7.9",
     "cors": "^2.8.5",
     "electron-store": "^8.2.0",
     "express": "^4.21.2",

src/constants/globalEvents.ts

@@ -15,4 +15,6 @@ export const globalEvents = {
   toggleFavorite: "toggleFavorite",
   toggleShuffle: "toggleShuffle",
   toggleRepeat: "toggleRepeat",
+  axios: "axios",
+  axiosReply: "axiosReply",
 };

src/main.ts

@@ -24,6 +24,7 @@ import {
   showSettingsWindow,
 } from "./scripts/settings";
 import { addTray, refreshTray } from "./scripts/tray";
+import { downloadFile } from "./scripts/download";
 let mainInhibitorId = -1;
 
 initialize();
@@ -250,6 +251,16 @@ ipcMain.on(globalEvents.error, (event) => {
   console.log(event);
 });
 
+ipcMain.on(globalEvents.axios, (event, fileUrl: string, targetPath: string) => {
+  const download = downloadFile(fileUrl, targetPath);
+  download.then(() => {
+    event.reply(globalEvents.axiosReply, fileUrl, targetPath, false);
+  }).catch(() => {
+    // don't send error information, it isn't used anyways
+    event.reply(globalEvents.axiosReply, fileUrl, targetPath, true);
+  });
+});
+
 ipcMain.handle(globalEvents.getUniversalLink, async (event, url) => {
   return SharingService.getUniversalLink(url);
 });

src/preload.ts

@@ -16,7 +16,7 @@ import { convertDurationToSeconds } from "./features/time/parse";
 import { MediaInfo } from "./models/mediaInfo";
 import { MediaStatus } from "./models/mediaStatus";
 import { RepeatState } from "./models/repeatState";
-import { downloadFile } from "./scripts/download";
+import { downloadFile } from "./scripts/downloadPreload";
 import { addHotkey } from "./scripts/hotkeys";
 import { ObjectToDotNotation } from "./scripts/objectUtilities";
 import { settingsStore } from "./scripts/settings";

src/scripts/download.ts

@@ -12,15 +12,16 @@ export const downloadFile = function (fileUrl: string, targetPath: string) {
       .get(fileUrl, {
         responseType: "stream",
       })
-      .then((req) => {
+      .then((res) => {
         const out = fs.createWriteStream(targetPath);
 
-        req.data.pipe(out);
+      res.data.pipe(out);
 
-        out.on("finish", resolve);
+      out.on("finish", resolve);
 
-        out.on("error", reject);
-      })
-      .catch(reject);
+      out.on("error", reject);
+
+      res.data.on("error", reject);
+    }).catch(reject);
   });
 };

src/scripts/downloadPreload.ts

@@ -0,0 +1,23 @@
+import { ipcRenderer } from "electron";
+import { globalEvents } from "../constants/globalEvents";
+
+/**
+ * download and save a file (renderer version)
+ * @param {string} fileUrl url to download
+ * @param {string} targetPath path to save it at
+ */
+export const downloadFile = function (fileUrl: string, targetPath: string) {
+  return new Promise<void>((resolve, reject) => {
+    const handler = (event: Electron.IpcRendererEvent, newFileUrl: string, newTargetPath: string, error: boolean) => {
+      // it's possible for 2 requests to be running at the same time, so make sure it is the right one
+      // if there is 2 requests with the same fileUrl and targetPath, then it doesn't matter which one we intercept because the data is the same
+      if (fileUrl === newFileUrl && targetPath === newTargetPath) {
+        ipcRenderer.removeListener(globalEvents.axiosReply, handler);
+        if (error) reject();
+        else resolve();
+      }
+    }
+    ipcRenderer.on(globalEvents.axiosReply, handler);
+    ipcRenderer.send(globalEvents.axios, fileUrl, targetPath);
+  });
+};