[AAE-3115] Content node selector - Ability to select multiple files (#5904)

* Ability to select multiple files

* Fix unit test

* Rename event into NodeSelected

* restrict the typo

Co-authored-by: Denys Vuika <denys.vuika@alfresco.com>

Co-authored-by: Denys Vuika <denys.vuika@alfresco.com>

lib/process-services-cloud/src/lib/form/components/widgets/attach-file/attach-file-cloud-widget.component.ts

@@ -108,17 +108,22 @@ export class AttachFileCloudWidgetComponent extends UploadCloudWidgetComponent
     }
 
     openSelectDialog() {
-        const filesSaved: Node[] = [];
+        const selectedMode = this.field.params.multiple ? 'multiple' : 'single';
 
         this.contentNodeSelectorService
-            .openUploadFileDialog(this.field.form.contentHost)
+            .openUploadFileDialog(this.field.form.contentHost, '-my-', selectedMode)
             .subscribe((selections: Node[]) => {
                 selections.forEach(node => (node['isExternal'] = true));
-                filesSaved.push(selections[0]);
-                this.fixIncompatibilityFromPreviousAndNewForm(filesSaved);
+                const selectionWithoutDuplication = this.removeExistingSelection(selections);
+                this.fixIncompatibilityFromPreviousAndNewForm(selectionWithoutDuplication);
             });
     }
 
+    removeExistingSelection(selections: Node[]) {
+        const existingNode: Node[] = [...this.field.value || []];
+        return selections.filter(opt => !existingNode.some( (node) => node.id === opt.id));
+    }
+
     isContentSourceSelected(): boolean {
         return (
             this.field.params &&

lib/process-services-cloud/src/lib/form/services/content-cloud-node-selector.service.ts

@@ -32,7 +32,7 @@ export class ContentCloudNodeSelectorService {
     private dialog: MatDialog) {
   }
 
-  openUploadFileDialog(contentHost: string): Observable<Node[]> {
+  openUploadFileDialog(contentHost: string, currentFolderId?: string,  selectionMode?: string): Observable<Node[]> {
     const changedConfig = this.apiService.lastConfig;
     changedConfig.provider = 'ALL';
     changedConfig.hostEcm = contentHost.replace('/alfresco', '');
@@ -44,8 +44,9 @@ export class ContentCloudNodeSelectorService {
     const data = <ContentNodeSelectorComponentData> {
       title: 'Select a file',
       actionName: 'Choose',
-      currentFolderId: '-my-',
+      currentFolderId,
       select,
+      selectionMode,
       isSelectionValid: (entry: Node) => entry.isFile,
       showFilesInResult: true
     };

lib/process-services-cloud/src/lib/process-services-cloud.module.ts

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-import { NgModule } from '@angular/core';
+import { NgModule, ModuleWithProviders } from '@angular/core';
 import { TRANSLATION_PROVIDER, CoreModule, FormRenderingService } from '@alfresco/adf-core';
 import { AppListCloudModule } from './app/app-list-cloud.module';
 import { TaskCloudModule } from './task/task-cloud.module';
@@ -54,9 +54,7 @@ import { ProcessServicesCloudPipeModule } from './pipes/process-services-cloud-p
             }
         },
         { provide: PROCESS_FILTERS_SERVICE_TOKEN, useClass: LocalPreferenceCloudService },
-        { provide: TASK_FILTERS_SERVICE_TOKEN, useClass: LocalPreferenceCloudService },
-        FormRenderingService,
-        { provide: FormRenderingService, useClass: CloudFormRenderingService }
+        { provide: TASK_FILTERS_SERVICE_TOKEN, useClass: LocalPreferenceCloudService }
     ],
     exports: [
         AppListCloudModule,
@@ -69,4 +67,30 @@ import { ProcessServicesCloudPipeModule } from './pipes/process-services-cloud-p
         ProcessServicesCloudPipeModule
     ]
 })
-export class ProcessServicesCloudModule { }
+export class ProcessServicesCloudModule {
+    static forRoot(): ModuleWithProviders<ProcessServicesCloudModule> {
+        return {
+            ngModule: ProcessServicesCloudModule,
+            providers: [
+                {
+                    provide: TRANSLATION_PROVIDER,
+                    multi: true,
+                    useValue: {
+                        name: 'adf-process-services-cloud',
+                        source: 'assets/adf-process-services-cloud'
+                    }
+                },
+                { provide: PROCESS_FILTERS_SERVICE_TOKEN, useClass: LocalPreferenceCloudService },
+                { provide: TASK_FILTERS_SERVICE_TOKEN, useClass: LocalPreferenceCloudService },
+                FormRenderingService,
+                { provide: FormRenderingService, useClass: CloudFormRenderingService }
+            ]
+        };
+    }
+
+    static forChild(): ModuleWithProviders<ProcessServicesCloudModule> {
+        return {
+            ngModule: ProcessServicesCloudModule
+        };
+    }
+}

lib/process-services-cloud/src/lib/process/start-process/components/start-process-cloud.component.ts

@@ -31,7 +31,6 @@ import { ProcessDefinitionCloud } from '../models/process-definition-cloud.model
 import { Subject, Observable } from 'rxjs';
 import { TaskVariableCloud } from '../../../form/models/task-variable-cloud.model';
 import { ProcessNameCloudPipe } from '../../../pipes/process-name-cloud.pipe';
-
 @Component({
     selector: 'adf-cloud-start-process',
     templateUrl: './start-process-cloud.component.html',