src/composables/downloadFile.js

@@ -1,11 +1,24 @@
 import { useSession } from 'src/composables/useSession';
 import { getUrl } from './getUrl';
+import axios from 'axios';
+import { exportFile } from 'quasar';
 
 const { getTokenMultimedia } = useSession();
 const token = getTokenMultimedia();
 
 export async function downloadFile(id, model = 'dms', urlPath = '/downloadFile', url) {
-    let appUrl = await getUrl('', 'lilium');
-    appUrl = appUrl.replace('/#/', '');
-    window.open(url ?? `${appUrl}/api/${model}/${id}${urlPath}?access_token=${token}`);
+    const appUrl = (await getUrl('', 'lilium')).replace('/#/', '');
+    const response = await axios.get(
+        url ?? `${appUrl}/${model}/${id}${urlPath}?access_token=${token}`,
+        { responseType: 'blob' }
+    );
+
+    const contentDisposition = response.headers['content-disposition'];
+    const matches = /filename[^;=\n]*=((['"]).*?\2|[^;\n]*)/.exec(contentDisposition);
+    const filename =
+        matches != null && matches[1]
+            ? matches[1].replace(/['"]/g, '')
+            : 'downloaded-file';
+
+    exportFile(filename, response.data);
 }

test/vitest/__tests__/composables/downloadFile.spec.js

@@ -1,25 +1,36 @@
-import { vi, describe, expect, it } from 'vitest';
+import { vi, describe, expect, it, beforeAll, afterAll } from 'vitest';
 import { axios } from 'app/test/vitest/helper';
 import { downloadFile } from 'src/composables/downloadFile';
 import { useSession } from 'src/composables/useSession';
-
 const session = useSession();
 const token = session.getToken();
 
 describe('downloadFile', () => {
+    const baseUrl = 'http://localhost:9000';
+    let defaulCreateObjectURL;
+
+    beforeAll(() => {
+        defaulCreateObjectURL = window.URL.createObjectURL;
+        window.URL.createObjectURL = vi.fn(() => 'blob:http://localhost:9000/blob-id');
+    });
+
+    afterAll(() => (window.URL.createObjectURL = defaulCreateObjectURL));
+
     it('should open a new window to download the file', async () => {
-        const url = 'http://localhost:9000';
-
-        vi.spyOn(axios, 'get').mockResolvedValueOnce({ data: url });
-
-        const mockWindowOpen = vi.spyOn(window, 'open');
+        const res = {
+            data: new Blob(['file content'], { type: 'application/octet-stream' }),
+            headers: { 'content-disposition': 'attachment; filename="test-file.txt"' },
+        };
+        vi.spyOn(axios, 'get').mockImplementation((url) => {
+            if (url == 'Urls/getUrl') return Promise.resolve({ data: baseUrl });
+            else if (url.includes('downloadFile')) return Promise.resolve(res);
+        });
 
         await downloadFile(1);
 
-        expect(mockWindowOpen).toHaveBeenCalledWith(
-            `${url}/api/dms/1/downloadFile?access_token=${token}`
+        expect(axios.get).toHaveBeenCalledWith(
+            `${baseUrl}/dms/1/downloadFile?access_token=${token}`,
+            { responseType: 'blob' }
         );
-
-        mockWindowOpen.mockRestore();
     });
 });