Korisniku omoguceno da preuzme dataset sa front-end-a.

4 files changed, 24 insertions, 2 deletions

diff --git a/frontend/src/app/_data/Dataset.ts b/frontend/src/app/_data/Dataset.ts
index 73b77bd0..c8d5771a 100644
--- a/frontend/src/app/_data/Dataset.ts
+++ b/frontend/src/app/_data/Dataset.ts
@@ -4,7 +4,7 @@ export default class Dataset extends FolderFile {
     constructor(
         name: string = 'Novi izvor podataka',
         public description: string = '',
-        public fileId?: number,
+        public fileId?: string,
         public extension: string = '.csv',
         public isPublic: boolean = false,
         public accessibleByLink: boolean = false,
diff --git a/frontend/src/app/_elements/folder/folder.component.html b/frontend/src/app/_elements/folder/folder.component.html
index da04b219..6293ec7f 100644
--- a/frontend/src/app/_elements/folder/folder.component.html
+++ b/frontend/src/app/_elements/folder/folder.component.html
@@ -76,7 +76,10 @@
                             {{file.lastUpdated | date}}
                         </div>
                         <div class="mx-2 hover-show" *ngIf="selectedTab !== TabType.PublicDatasets && selectedTab !== TabType.PublicModels">
-                            <button class="btn-clear file-button" (click)="deleteFile(file, $event)">
+                            <button class="btn-clear file-button" (click)="downloadFile(file,$event)" style="display: inline-block;">
+                                <mat-icon>download</mat-icon>
+                            </button>
+                            <button class="btn-clear file-button" (click)="deleteFile(file, $event)" style="display: inline-block;">
                                 <mat-icon>delete</mat-icon>
                             </button>
                         </div>
diff --git a/frontend/src/app/_elements/folder/folder.component.ts b/frontend/src/app/_elements/folder/folder.component.ts
index 262b3b7d..f13635e9 100644
--- a/frontend/src/app/_elements/folder/folder.component.ts
+++ b/frontend/src/app/_elements/folder/folder.component.ts
@@ -13,6 +13,7 @@ import { SignalRService } from 'src/app/_services/signal-r.service';
 import { FormModelComponent } from '../form-model/form-model.component';
 import { ActivatedRoute, Router } from '@angular/router';
 import Predictor from 'src/app/_data/Predictor';
+import FileSaver from 'file-saver';
 
 @Component({
   selector: 'app-folder',
@@ -308,6 +309,20 @@ export class FolderComponent implements AfterViewInit {
         break;
     }
   }
+  downloadFile(file: FolderFile, event: Event) {
+    event.stopPropagation();
+    if (this.type==FolderType.Dataset) {
+        const fileId=(<Dataset>file).fileId;
+        const name=(<Dataset>file).name;
+        const ext=(<Dataset>file).extension;
+        if(fileId!=undefined)
+        this.datasetsService.downloadFile(fileId).subscribe((response)=>{
+          FileSaver.saveAs(response,name+ext);
+
+        });
+
+    }
+  }
 
   addFile(file: FolderFile, event: Event) {
     event.stopPropagation();
diff --git a/frontend/src/app/_services/datasets.service.ts b/frontend/src/app/_services/datasets.service.ts
index 8d07674d..3fb4e8f2 100644
--- a/frontend/src/app/_services/datasets.service.ts
+++ b/frontend/src/app/_services/datasets.service.ts
@@ -51,4 +51,8 @@ export class DatasetsService {
   deleteDataset(dataset: Dataset) {
     return this.http.delete(`${Configuration.settings.apiURL}/dataset/` + dataset._id, { headers: this.authService.authHeader(), responseType: "text" });
   }
+
+  downloadFile(id:string):Observable<Blob>{
+    return this.http.get(`${Configuration.settings.apiURL}/file/Download?id=`+id, { headers: this.authService.authHeader(), responseType: 'blob' });
+  }
 }