[MWPW-199315] Set file input accept attribute on feedback screen upload

test/core/workflow/workflow-acrobat/action-binder.test.js

@@ -1719,6 +1719,30 @@ describe('ActionBinder', () => {
         extractSpy.restore();
       });
 
+      it('should set accept attribute on input when allowedFileTypes is populated', async () => {
+        const el = document.createElement('input');
+        el.type = 'file';
+        const block = { querySelector: sinon.stub().returns(el) };
+        const actMap = { input: 'upload' };
+        actionBinder.limits = { allowedFileTypes: ['application/illustrator', 'application/x-indesign'] };
+
+        await actionBinder.initActionListeners(block, actMap);
+
+        expect(el.getAttribute('accept')).to.equal('application/illustrator,application/x-indesign');
+      });
+
+      it('should not set accept attribute on input when allowedFileTypes is empty', async () => {
+        const el = document.createElement('input');
+        el.type = 'file';
+        const block = { querySelector: sinon.stub().returns(el) };
+        const actMap = { input: 'upload' };
+        actionBinder.limits = { allowedFileTypes: [] };
+
+        await actionBinder.initActionListeners(block, actMap);
+
+        expect(el.getAttribute('accept')).to.be.null;
+      });
+
       it('should handle input change event with multiple files', async () => {
         const el = document.createElement('input');
         el.type = 'file';

unitylibs/core/workflow/workflow-acrobat/action-binder.js

@@ -879,6 +879,9 @@ export default class ActionBinder {
           break;
         }
         case el.nodeName === 'INPUT':
+          if (this.limits.allowedFileTypes?.length) {
+            el.setAttribute('accept', this.limits.allowedFileTypes.join(','));
+          }
           el.addEventListener('change', async (e) => {
             const { files, totalFileSize } = this.extractFiles(e);
             await this.acrobatActionMaps(value, files, totalFileSize, 'change');