Add statistics pages - add support for parameters in menu sections and add id params

src/app/+collection-page/collection-page-routing.module.ts

@@ -75,7 +75,7 @@ import { LinkMenuItemModel } from '../shared/menu/menu-item/models/link.model';
         data: {
           menu: {
             public: [{
-              id: 'statistics_collection',
+              id: 'statistics_collection_:id',
               active: true,
               visible: true,
               model: {

src/app/+community-page/community-page-routing.module.ts

@@ -51,7 +51,7 @@ import { LinkMenuItemModel } from '../shared/menu/menu-item/models/link.model';
         data: {
           menu: {
             public: [{
-              id: 'statistics_community',
+              id: 'statistics_community_:id',
               active: true,
               visible: true,
               model: {

src/app/+item-page/item-page-routing.module.ts

@@ -48,7 +48,7 @@ import { LinkMenuItemModel } from '../shared/menu/menu-item/models/link.model';
         data: {
           menu: {
             public: [{
-              id: 'statistics_item',
+              id: 'statistics_item_:id',
               active: true,
               visible: true,
               model: {

src/app/shared/menu/menu.effects.spec.ts

@@ -14,6 +14,7 @@ import { MenuEffects } from './menu.effects';
 describe('MenuEffects', () => {
   let menuEffects: MenuEffects;
   let routeDataMenuSection: MenuSection;
+  let routeDataMenuSectionResolved: MenuSection;
   let routeDataMenuChildSection: MenuSection;
   let toBeRemovedMenuSection: MenuSection;
   let alreadyPresentMenuSection: MenuSection;
@@ -23,13 +24,23 @@ describe('MenuEffects', () => {
 
   function init() {
     routeDataMenuSection = {
-      id: 'mockSection',
+      id: 'mockSection_:idparam',
       active: false,
       visible: true,
       model: {
         type: MenuItemType.LINK,
         text: 'menu.section.mockSection',
-        link: ''
+        link: 'path/:linkparam'
+      } as LinkMenuItemModel
+    };
+    routeDataMenuSectionResolved = {
+      id: 'mockSection_id_param_resolved',
+      active: false,
+      visible: true,
+      model: {
+        type: MenuItemType.LINK,
+        text: 'menu.section.mockSection',
+        link: 'path/link_param_resolved'
       } as LinkMenuItemModel
     };
     routeDataMenuChildSection = {
@@ -70,6 +81,10 @@ describe('MenuEffects', () => {
             menu: {
               [MenuID.PUBLIC]: [routeDataMenuSection, alreadyPresentMenuSection]
             }
+          },
+          params: {
+            idparam: 'id_param_resolved',
+            linkparam: 'link_param_resolved',
           }
         },
         firstChild: {
@@ -120,7 +135,7 @@ describe('MenuEffects', () => {
       });
 
       expect(menuEffects.buildRouteMenuSections$).toBeObservable(expected);
-      expect(menuService.addSection).toHaveBeenCalledWith(MenuID.PUBLIC, routeDataMenuSection);
+      expect(menuService.addSection).toHaveBeenCalledWith(MenuID.PUBLIC, routeDataMenuSectionResolved);
       expect(menuService.addSection).toHaveBeenCalledWith(MenuID.PUBLIC, routeDataMenuChildSection);
       expect(menuService.addSection).not.toHaveBeenCalledWith(MenuID.PUBLIC, alreadyPresentMenuSection);
       expect(menuService.removeSection).toHaveBeenCalledWith(MenuID.PUBLIC, toBeRemovedMenuSection.id);

src/app/shared/menu/menu.effects.ts

@@ -73,20 +73,8 @@ export class MenuEffects {
 
     if (hasValue(data) && hasValue(data.menu) && hasValue(data.menu[menuID])) {
 
-      const menuSections = data.menu[menuID];
-      [...menuSections]
-        .forEach((menuSection) => {
-
-        if (hasValue(menuSection.model) && hasValue(menuSection.model.link)) {
-          let substitute: RegExpMatchArray;
-          do {
-            substitute = menuSection.model.link.match(/\/:(.*?)\//);
-            if (substitute) {
-              menuSection.model.link = menuSection.model.link.replace(substitute[0], `/${params[substitute[1]]}/`);
-            }
-          } while (substitute);
-        }
-      });
+      let menuSections: MenuSection[] | MenuSection = data.menu[menuID];
+      menuSections = this.resolveSubstitutions(menuSections, params);
 
       if (!last) {
         return [...menuSections, ...this.resolveRouteMenuSections(route.firstChild, menuID)]
@@ -98,4 +86,30 @@ export class MenuEffects {
     return !last ? this.resolveRouteMenuSections(route.firstChild, menuID) : [];
   }
 
+  private resolveSubstitutions(object, params) {
+
+    if (typeof object === 'string') {
+      let match: RegExpMatchArray;
+      do {
+        match = object.match(/:(\w+)/);
+        if (match) {
+          const substitute = params[match[1]];
+          if (hasValue(substitute)) {
+            object = object.replace(match[0], `${substitute}`);
+          }
+        }
+      } while (match);
+    } else if (Array.isArray(object)) {
+      object.forEach((entry, index) => {
+        object[index] = this.resolveSubstitutions(object[index], params);
+      });
+    } else {
+      Object.keys(object).forEach((key) => {
+        object = Object.assign({}, object, {
+          [key]: this.resolveSubstitutions(object[key], params)
+        });
+      });
+    }
+    return object;
+  }
 }

src/app/statistics-page/statistics-page/statistics-page.component.html

@@ -12,5 +12,10 @@
                        [report]="report"
                        class="m-2 {{ report.id }}">
   </ds-statistics-table>
+  <ng-container *ngIf="!!hasData$">
+    <div *ngIf="!(hasData$ | async)">
+      {{ 'statistics.page.no-data' | translate }}
+    </div>
+  </ng-container>
 
 </div>

src/app/statistics-page/statistics-page/statistics-page.component.ts

@@ -29,6 +29,8 @@ export abstract class StatisticsPageComponent<T extends DSpaceObject> implements
    */
   reports$: Observable<UsageReport[]>;
 
+  hasData$: Observable<boolean>;
+
   constructor(
     protected route: ActivatedRoute,
     protected router: Router,
@@ -40,6 +42,11 @@ export abstract class StatisticsPageComponent<T extends DSpaceObject> implements
   ngOnInit(): void {
     this.scope$ = this.getScope$();
     this.reports$ = this.getReports$();
+    this.hasData$ = this.reports$.pipe(
+      map((reports) => reports.some(
+        (report) => report.points.length > 0
+      )),
+    );
   }
 
   /**

src/assets/i18n/en.json5

@@ -2783,6 +2783,8 @@
 
   "statistics.breadcrumbs": "Statistics",
 
+  "statistics.page.no-data": "No data available",
+
   "statistics.table.no-data": "No data available",
 
   "statistics.table.title.TotalVisits": "Total visits",