renaming and extraction display

src/utils/download.ts

@@ -144,6 +144,7 @@ export default class DownloadHandler {
     return {
       average: (progress / total) * 100 || 0,
       files: this.downloads.filter(d => d.status === 'downloading').length,
+      extracting: this.downloads.filter(d => d.status === 'extracting').length,
       totalSize: total,
       speed: speedStr
     }

src/utils/zip_utils.ts

@@ -1,8 +1,15 @@
 import { invoke } from '@tauri-apps/api'
+import { listen } from '@tauri-apps/api/event'
 
-export function unzip(file: string, dest: string) {
+export function unzip(file: string, dest: string, onFinish?: () => void) {
   invoke('unzip', {
     zipfile: file,
     destpath: dest,
   })
+
+  listen('extract_end', ({payload}) => {
+    if (payload === file && onFinish) {
+      onFinish()
+    }
+  })
 }