Fixed download bugs

src/app/components/browse/status-bar/status-bar.component.ts

@@ -29,9 +29,11 @@ export class StatusBarComponent {
     ref: ChangeDetectorRef
   ) {
     downloadService.onDownloadUpdated(() => {
+      setTimeout(() => { // Make sure this is the last callback executed to get the accurate downloadCount
         this.downloading = downloadService.downloadCount > 0
         this.percent = downloadService.totalPercent
         ref.detectChanges()
+      }, 0)
     })
 
     searchService.onSearchChanged(() => {

src/app/core/services/download.service.ts

@@ -46,7 +46,7 @@ export class DownloadService {
   }
 
   onDownloadUpdated(callback: (download: DownloadProgress) => void) {
-    const debouncedCallback = _.throttle(callback, 30)
+    const debouncedCallback = _.throttle(callback, 30, { trailing: false })
     this.downloadUpdatedEmitter.subscribe((download: DownloadProgress) => {
       if (download.type == 'fastUpdate') { // 'good' updates can happen so frequently that the UI doesn't update correctly
         debouncedCallback(download)

src/electron/ipc/download/ChartDownload.ts

@@ -119,7 +119,7 @@ export class ChartDownload {
 
     // DOWNLOAD FILES
     for (let i = 0; i < this.files.length; i++) {
-      const downloader = new FileDownloader(this.files[i].webContentLink, chartPath)
+      const downloader = new FileDownloader(this.files[i].webContentLink, join(chartPath, this.files[i].name))
       this.cancelFn = () => downloader.cancelDownload()
 
       const downloadComplete = this.addDownloadEventListeners(downloader, i)

src/electron/ipc/download/DownloadHandler.ts

@@ -29,7 +29,7 @@ class DownloadHandler implements IPCEmitHandler<'download'> {
     }
   }
 
-  private retryDownload(data: Download) {
+  private retryDownload(data: Download) { // TODO: cause this to send a GUI update that says waiting for download to finish...
     const index = this.retryWaiting.findIndex(download => download.versionID == data.versionID)
     if (index != -1) {
       const retryDownload = this.retryWaiting.splice(index, 1)[0]
@@ -43,7 +43,7 @@ class DownloadHandler implements IPCEmitHandler<'download'> {
   }
 
   private cancelDownload(data: Download) {
-    if (this.currentDownload.versionID == data.versionID) {
+    if (this.currentDownload?.versionID == data.versionID) {
       this.currentDownload.cancel()
       this.currentDownload = undefined
       this.startNextDownload()

src/electron/ipc/download/FileExtractor.ts

@@ -112,7 +112,7 @@ export class FileExtractor {
     const stream = node7z.extractFull(fullPath, this.sourceFolder, { $progress: true, $bin: zipBin.path7za })
 
     stream.on('progress', this.cancelable((progress: { percent: number; fileCount: number }) => {
-      this.callbacks.extractProgress(progress.percent, progress.fileCount)
+      this.callbacks.extractProgress(progress.percent, isNaN(progress.fileCount) ? 0 : progress.fileCount)
     }))
 
     let extractErrorOccured = false