w2p 51851 - finished relation display on entity pages

resources/i18n/en.json

@@ -26,7 +26,7 @@
   },
   "item": {
     "page": {
-      "author": "Author",
+      "author": "Authors",
       "abstract": "Abstract",
       "date": "Date",
       "uri": "URI",
@@ -45,6 +45,13 @@
       }
     }
   },
+  "relationships": {
+    "isPublicationOf": "Publications",
+    "isProjectOf": "Projects",
+    "isOrgUnitOf": "Org Units",
+    "isAuthorOf": "Authors",
+    "isPersonOf": "Authors"
+  },
   "person": {
     "page": {
       "jobtitle": "Job Title",
@@ -54,7 +61,6 @@
       "orcid": "ORCID",
       "birthdate": "Birth Date",
       "staffid": "Staff ID",
-      "publications": "Publications",
       "link": {
         "full": "Show all metadata"
       }

src/app/+item-page/full/full-item-page.component.html

@@ -1,6 +1,6 @@
 <div class="container" *ngVar="(itemRDObs | async) as itemRD">
   <div class="item-page" *ngIf="itemRD?.hasSucceeded" @fadeInOut>
-    <div *ngIf="itemRD?.payload as item">
+    <div *ngIf="itemRD?.payload as entity">
       <ds-item-page-title-field [item]="item"></ds-item-page-title-field>
       <div class="simple-view-link">
         <a class="btn btn-outline-primary col-4" [routerLink]="['/items/' + item.id]">

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

@@ -2,6 +2,7 @@ import { NgModule } from '@angular/core';
 import { CommonModule } from '@angular/common';
 
 import { SharedModule } from './../shared/shared.module';
+import { EntityPageFieldsComponent } from './simple/entity-types/shared/entity-page-fields.component';
 import { GenericItemPageFieldComponent } from './simple/field-components/specific-field/generic/generic-item-page-field.component';
 
 import { ItemPageComponent } from './simple/item-page.component';
@@ -19,10 +20,11 @@ import { FileSectionComponent } from './simple/field-components/file-section/fil
 import { CollectionsComponent } from './field-components/collections/collections.component';
 import { FullItemPageComponent } from './full/full-item-page.component';
 import { FullFileSectionComponent } from './full/field-components/file-section/full-file-section.component';
-import { ItemPageFieldsComponent } from './simple/entity-types/item/item-page-fields.component';
+import { PublicationPageFieldsComponent } from './simple/entity-types/publication/publication-page-fields.component';
 import { OrgUnitPageFieldsComponent } from './simple/entity-types/orgunit/orgunit-page-fields.component';
 import { PersonPageFieldsComponent } from './simple/entity-types/person/person-page-fields.component';
 import { ProjectPageFieldsComponent } from './simple/entity-types/project/project-page-fields.component';
+import { RelatedEntitiesComponent } from './simple/related-entities/related-entities-component';
 
 @NgModule({
   imports: [
@@ -45,14 +47,16 @@ import { ProjectPageFieldsComponent } from './simple/entity-types/project/projec
     FileSectionComponent,
     CollectionsComponent,
     FullFileSectionComponent,
-    ItemPageFieldsComponent,
+    PublicationPageFieldsComponent,
     ProjectPageFieldsComponent,
     OrgUnitPageFieldsComponent,
     PersonPageFieldsComponent,
+    RelatedEntitiesComponent,
+    EntityPageFieldsComponent,
     GenericItemPageFieldComponent
   ],
   entryComponents: [
-    ItemPageFieldsComponent,
+    PublicationPageFieldsComponent,
     ProjectPageFieldsComponent,
     OrgUnitPageFieldsComponent,
     PersonPageFieldsComponent

src/app/+item-page/simple/entity-types/item/item-page-fields.component.ts

@@ -1,23 +0,0 @@
-import { ChangeDetectionStrategy, Component, Inject } from '@angular/core';
-import { Item } from '../../../../core/shared/item.model';
-import {
-  DEFAULT_ENTITY_TYPE,
-  rendersEntityType
-} from '../../../../shared/entities/entity-type-decorator';
-import { ElementViewMode } from '../../../../shared/view-mode';
-import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
-
-@rendersEntityType('Item', ElementViewMode.Full)
-@rendersEntityType(DEFAULT_ENTITY_TYPE, ElementViewMode.Full)
-@Component({
-  selector: 'ds-item-page-fields',
-  styleUrls: ['./item-page-fields.component.scss'],
-  templateUrl: './item-page-fields.component.html',
-  changeDetection: ChangeDetectionStrategy.OnPush,
-})
-export class ItemPageFieldsComponent {
-
-  constructor(@Inject(ITEM) public item: Item) {
-  }
-
-}

src/app/+item-page/simple/entity-types/orgunit/orgunit-page-fields.component.html

@@ -24,6 +24,18 @@
     </ds-generic-item-page-field>
   </div>
   <div class="col-xs-12 col-md-6">
+    <ds-related-entities
+      [entities]="people$ | async"
+      [label]="'relationships.isPersonOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="projects$ | async"
+      [label]="'relationships.isProjectOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="publications$ | async"
+      [label]="'relationships.isPublicationOf' | translate">
+    </ds-related-entities>
     <ds-generic-item-page-field [item]="item"
       [fields]="['orgunit.identifier.description']"
       [label]="'orgunit.page.description'">

src/app/+item-page/simple/entity-types/orgunit/orgunit-page-fields.component.ts

@@ -1,8 +1,14 @@
-import { Component, Inject } from '@angular/core';
+import { Component, Inject, OnInit } from '@angular/core';
+import { Observable } from 'rxjs/Observable';
+import { ItemDataService } from '../../../../core/data/item-data.service';
 import { Item } from '../../../../core/shared/item.model';
 import { rendersEntityType } from '../../../../shared/entities/entity-type-decorator';
 import { ElementViewMode } from '../../../../shared/view-mode';
 import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
+import {
+  EntityPageFieldsComponent, filterRelationsByTypeLabel,
+  relationsToItems
+} from '../shared/entity-page-fields.component';
 
 @rendersEntityType('OrgUnit', ElementViewMode.Full)
 @Component({
@@ -10,9 +16,34 @@ import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.
   styleUrls: ['./orgunit-page-fields.component.scss'],
   templateUrl: './orgunit-page-fields.component.html'
 })
-export class OrgUnitPageFieldsComponent {
+export class OrgUnitPageFieldsComponent extends EntityPageFieldsComponent implements OnInit {
 
-  constructor(@Inject(ITEM) public item: Item) {
+  people$: Observable<Item[]>;
+  projects$: Observable<Item[]>;
+  publications$: Observable<Item[]>;
+
+  constructor(
+    @Inject(ITEM) public item: Item,
+    private ids: ItemDataService
+  ) {
+    super(item);
   }
 
-}
+  ngOnInit(): void {
+    super.ngOnInit();
+
+    this.people$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isPersonOfOrgUnit'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.projects$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isProjectOfOrgUnit'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.publications$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isPublicationOfOrgUnit'),
+      relationsToItems(this.item.id, this.ids)
+    );
+  }}

src/app/+item-page/simple/entity-types/person/person-page-fields.component.html

@@ -24,13 +24,18 @@
     </ds-generic-item-page-field>
   </div>
   <div class="col-xs-12 col-md-6">
-    <ng-container *ngVar="(publications$ | async) as publications">
-      <ds-metadata-field-wrapper *ngIf="publications && publications.length > 0" [label]="'person.page.publications' | translate">
-        <span *ngFor="let publ of publications; let last=last;">
-            {{publ.name}}<span *ngIf="!last" [innerHTML]="separator"></span>
-        </span>
-      </ds-metadata-field-wrapper>
-    </ng-container>
+    <ds-related-entities
+      [entities]="publications$ | async"
+      [label]="'relationships.isPublicationOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="projects$ | async"
+      [label]="'relationships.isProjectOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="orgunits$ | async"
+      [label]="'relationships.isOrgUnitOf' | translate">
+    </ds-related-entities>
     <ds-generic-item-page-field [item]="item"
       [fields]="['person.identifier.jobtitle']"
       [label]="'person.page.jobtitle'">

src/app/+item-page/simple/entity-types/person/person-page-fields.component.ts

@@ -1,67 +1,14 @@
-import { Component, Inject, OnInit } from '@angular/core';
+import { Component, Inject } from '@angular/core';
 import { Observable } from 'rxjs/Observable';
-import { distinctUntilChanged, filter, flatMap, map } from 'rxjs/operators';
 import { ItemDataService } from '../../../../core/data/item-data.service';
-import { PaginatedList } from '../../../../core/data/paginated-list';
-import { RemoteData } from '../../../../core/data/remote-data';
-import { RelationshipType } from '../../../../core/shared/entities/relationship-type.model';
-import { Relationship } from '../../../../core/shared/entities/relationship.model';
 import { Item } from '../../../../core/shared/item.model';
-import { getRemoteDataPayload } from '../../../../core/shared/operators';
-import { hasValue } from '../../../../shared/empty.util';
 import { rendersEntityType } from '../../../../shared/entities/entity-type-decorator';
-import { ElementViewMode } from '../../../../shared/view-mode';
 import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
-
-const compareArraysUsing = <T>(mapFn: (t: T) => any) =>
-  (a: T[], b: T[]): boolean => {
-    if (!Array.isArray(a) || ! Array.isArray(b)) {
-      return false
-    }
-
-    const aIds = a.map(mapFn);
-    const bIds = b.map(mapFn);
-
-    return aIds.length === bIds.length &&
-      aIds.every((e) => bIds.includes(e)) &&
-      bIds.every((e) => aIds.includes(e));
-  };
-
-const compareArraysUsingIds = <T extends { id: string }>() =>
-  compareArraysUsing((t: T) => hasValue(t) ? t.id : undefined);
-
-const filterRelationsByTypeLabel = (label: string) =>
-  (source: Observable<[Relationship[], RelationshipType[]]>): Observable<Relationship[]> =>
-    source.pipe(
-      map(([relsCurrentPage, relTypesCurrentPage]) =>
-        relsCurrentPage.filter((rel: Relationship, idx: number) =>
-          hasValue(relTypesCurrentPage[idx]) && (relTypesCurrentPage[idx].leftLabel === label ||
-          relTypesCurrentPage[idx].rightLabel === label)
-        )
-      ),
-      distinctUntilChanged(compareArraysUsingIds())
-    );
-
-const relationsToItems = (thisId: string, ids: ItemDataService) =>
-  (source: Observable<Relationship[]>): Observable<Item[]> =>
-    source.pipe(
-      flatMap((rels: Relationship[]) =>
-        Observable.zip(
-          ...rels.map((rel: Relationship) => {
-            let queryId = rel.leftId;
-            if (rel.leftId === thisId) {
-              queryId = rel.rightId;
-            }
-            return ids.findById(queryId);
-          })
-        )
-      ),
-      map((arr: Array<RemoteData<Item>>) =>
-        arr
-          .filter((d: RemoteData<Item>) => d.hasSucceeded)
-          .map((d: RemoteData<Item>) => d.payload)),
-      distinctUntilChanged(compareArraysUsingIds()),
-    );
+import { ElementViewMode } from '../../../../shared/view-mode';
+import {
+  EntityPageFieldsComponent, filterRelationsByTypeLabel,
+  relationsToItems
+} from '../shared/entity-page-fields.component';
 
 @rendersEntityType('Person', ElementViewMode.Full)
 @Component({
@@ -69,7 +16,7 @@ const relationsToItems = (thisId: string, ids: ItemDataService) =>
   styleUrls: ['./person-page-fields.component.scss'],
   templateUrl: './person-page-fields.component.html'
 })
-export class PersonPageFieldsComponent implements OnInit {
+export class PersonPageFieldsComponent extends EntityPageFieldsComponent {
   publications$: Observable<Item[]>;
   projects$: Observable<Item[]>;
   orgUnits$: Observable<Item[]>;
@@ -77,46 +24,25 @@ export class PersonPageFieldsComponent implements OnInit {
   constructor(
     @Inject(ITEM) public item: Item,
     private ids: ItemDataService
-  ) {}
-
+  ) {
+    super(item);
+  }
   ngOnInit(): void {
-    const relsCurrentPage$ = this.item.relationships.pipe(
-      filter((rd: RemoteData<PaginatedList<Relationship>>) => rd.hasSucceeded),
-      getRemoteDataPayload(),
-      map((pl: PaginatedList<Relationship>) => pl.page),
-      distinctUntilChanged(compareArraysUsingIds())
-    );
+    super.ngOnInit();
 
-    const relTypesCurrentPage$ = relsCurrentPage$.pipe(
-      flatMap((rels: Relationship[]) =>
-        Observable.zip(
-          ...rels.map((rel: Relationship) => rel.relationshipType),
-          (...arr: Array<RemoteData<RelationshipType>>) =>
-            arr.map((d: RemoteData<RelationshipType>) => d.payload)
-        )
-      ),
-      distinctUntilChanged(compareArraysUsingIds())
-    );
-
-    const resolvedRelsAndTypes$ = Observable.combineLatest(
-      relsCurrentPage$,
-      relTypesCurrentPage$
-    );
-
-    this.publications$ = resolvedRelsAndTypes$.pipe(
+    this.publications$ = this.resolvedRelsAndTypes$.pipe(
       filterRelationsByTypeLabel('isPublicationOfAuthor'),
       relationsToItems(this.item.id, this.ids)
     );
 
-    this.projects$ = resolvedRelsAndTypes$.pipe(
+    this.projects$ = this.resolvedRelsAndTypes$.pipe(
       filterRelationsByTypeLabel('isProjectOfPerson'),
       relationsToItems(this.item.id, this.ids)
     );
 
-    this.orgUnits$ = resolvedRelsAndTypes$.pipe(
+    this.orgUnits$ = this.resolvedRelsAndTypes$.pipe(
       filterRelationsByTypeLabel('isOrgUnitOfPerson'),
       relationsToItems(this.item.id, this.ids)
     );
   }
-
 }

src/app/+item-page/simple/entity-types/project/project-page-fields.component.html

@@ -20,6 +20,18 @@
     </ds-generic-item-page-field>
   </div>
   <div class="col-xs-12 col-md-6">
+    <ds-related-entities
+      [entities]="people$ | async"
+      [label]="'relationships.isPersonOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="publications$ | async"
+      [label]="'relationships.isPublicationOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="orgunits$ | async"
+      [label]="'relationships.isOrgUnitOf' | translate">
+    </ds-related-entities>
     <ds-generic-item-page-field [item]="item"
       [fields]="['project.identifier.description']"
       [label]="'project.page.description'">

src/app/+item-page/simple/entity-types/project/project-page-fields.component.ts

@@ -1,8 +1,14 @@
-import { Component, Inject } from '@angular/core';
+import { Component, Inject, OnInit } from '@angular/core';
+import { Observable } from 'rxjs/Observable';
+import { ItemDataService } from '../../../../core/data/item-data.service';
 import { Item } from '../../../../core/shared/item.model';
 import { rendersEntityType } from '../../../../shared/entities/entity-type-decorator';
 import { ElementViewMode } from '../../../../shared/view-mode';
 import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
+import {
+  EntityPageFieldsComponent, filterRelationsByTypeLabel,
+  relationsToItems
+} from '../shared/entity-page-fields.component';
 
 @rendersEntityType('Project', ElementViewMode.Full)
 @Component({
@@ -10,9 +16,34 @@ import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.
   styleUrls: ['./project-page-fields.component.scss'],
   templateUrl: './project-page-fields.component.html'
 })
-export class ProjectPageFieldsComponent {
+export class ProjectPageFieldsComponent extends EntityPageFieldsComponent implements OnInit {
+  people$: Observable<Item[]>;
+  publications$: Observable<Item[]>;
+  orgUnits$: Observable<Item[]>;
 
-  constructor(@Inject(ITEM) public item: Item) {
+  constructor(
+    @Inject(ITEM) public item: Item,
+    private ids: ItemDataService
+  ) {
+    super(item);
   }
 
+  ngOnInit(): void {
+    super.ngOnInit();
+
+    this.people$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isPersonOfProject'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.publications$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isPublicationOfProject'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.orgUnits$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isOrgUnitOfProject'),
+      relationsToItems(this.item.id, this.ids)
+    );
+  }
 }

src/app/+item-page/simple/entity-types/publication/publication-page-fields.component.html

@@ -6,9 +6,21 @@
     </ds-metadata-field-wrapper>
     <ds-item-page-file-section [item]="item"></ds-item-page-file-section>
     <ds-item-page-date-field [item]="item"></ds-item-page-date-field>
-    <ds-item-page-author-field [item]="item"></ds-item-page-author-field>
+    <ds-item-page-author-field *ngIf="!(authors$ | async)" [item]="item"></ds-item-page-author-field>
   </div>
   <div class="col-xs-12 col-md-6">
+    <ds-related-entities
+      [entities]="authors$ | async"
+      [label]="'relationships.isAuthorOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="projects$ | async"
+      [label]="'relationships.isProjectOf' | translate">
+    </ds-related-entities>
+    <ds-related-entities
+      [entities]="orgunits$ | async"
+      [label]="'relationships.isOrgUnitOf' | translate">
+    </ds-related-entities>
     <ds-item-page-abstract-field [item]="item"></ds-item-page-abstract-field>
     <ds-item-page-uri-field [item]="item"></ds-item-page-uri-field>
     <ds-item-page-collections [item]="item"></ds-item-page-collections>

src/app/+item-page/simple/entity-types/publication/publication-page-fields.component.ts

@@ -0,0 +1,54 @@
+import { ChangeDetectionStrategy, Component, Inject, OnInit } from '@angular/core';
+import { Observable } from 'rxjs/Observable';
+import { ItemDataService } from '../../../../core/data/item-data.service';
+import { Item } from '../../../../core/shared/item.model';
+import {
+  DEFAULT_ENTITY_TYPE,
+  rendersEntityType
+} from '../../../../shared/entities/entity-type-decorator';
+import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
+import { ElementViewMode } from '../../../../shared/view-mode';
+import {
+  EntityPageFieldsComponent,
+  filterRelationsByTypeLabel, relationsToItems
+} from '../shared/entity-page-fields.component';
+
+@rendersEntityType('Publication', ElementViewMode.Full)
+@rendersEntityType(DEFAULT_ENTITY_TYPE, ElementViewMode.Full)
+@Component({
+  selector: 'ds-publication-page-fields',
+  styleUrls: ['./publication-page-fields.component.scss'],
+  templateUrl: './publication-page-fields.component.html',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class PublicationPageFieldsComponent extends EntityPageFieldsComponent implements OnInit {
+  authors$: Observable<Item[]>;
+  projects$: Observable<Item[]>;
+  orgUnits$: Observable<Item[]>;
+
+  constructor(
+    @Inject(ITEM) public item: Item,
+    private ids: ItemDataService
+  ) {
+    super(item);
+  }
+
+  ngOnInit(): void {
+    super.ngOnInit();
+
+    this.authors$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isAuthorOfPublication'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.projects$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isProjectOfPublication'),
+      relationsToItems(this.item.id, this.ids)
+    );
+
+    this.orgUnits$ = this.resolvedRelsAndTypes$.pipe(
+      filterRelationsByTypeLabel('isOrgUnitOfPublication'),
+      relationsToItems(this.item.id, this.ids)
+    );
+  }
+}

src/app/+item-page/simple/entity-types/shared/entity-page-fields.component.ts

@@ -0,0 +1,100 @@
+import { Component, Inject, OnInit } from '@angular/core';
+import { Observable } from 'rxjs/Observable';
+import { distinctUntilChanged, filter, flatMap, map } from 'rxjs/operators';
+import { ItemDataService } from '../../../../core/data/item-data.service';
+import { PaginatedList } from '../../../../core/data/paginated-list';
+import { RemoteData } from '../../../../core/data/remote-data';
+import { RelationshipType } from '../../../../core/shared/entities/relationship-type.model';
+import { Relationship } from '../../../../core/shared/entities/relationship.model';
+import { Item } from '../../../../core/shared/item.model';
+import { getRemoteDataPayload } from '../../../../core/shared/operators';
+import { hasValue } from '../../../../shared/empty.util';
+import { ITEM } from '../../../../shared/entities/switcher/entity-type-switcher.component';
+
+const compareArraysUsing = <T>(mapFn: (t: T) => any) =>
+  (a: T[], b: T[]): boolean => {
+    if (!Array.isArray(a) || ! Array.isArray(b)) {
+      return false
+    }
+
+    const aIds = a.map(mapFn);
+    const bIds = b.map(mapFn);
+
+    return aIds.length === bIds.length &&
+      aIds.every((e) => bIds.includes(e)) &&
+      bIds.every((e) => aIds.includes(e));
+  };
+
+const compareArraysUsingIds = <T extends { id: string }>() =>
+  compareArraysUsing((t: T) => hasValue(t) ? t.id : undefined);
+
+export const filterRelationsByTypeLabel = (label: string) =>
+  (source: Observable<[Relationship[], RelationshipType[]]>): Observable<Relationship[]> =>
+    source.pipe(
+      map(([relsCurrentPage, relTypesCurrentPage]) =>
+        relsCurrentPage.filter((rel: Relationship, idx: number) =>
+          hasValue(relTypesCurrentPage[idx]) && (relTypesCurrentPage[idx].leftLabel === label ||
+          relTypesCurrentPage[idx].rightLabel === label)
+        )
+      ),
+      distinctUntilChanged(compareArraysUsingIds())
+    );
+
+export const relationsToItems = (thisId: string, ids: ItemDataService) =>
+  (source: Observable<Relationship[]>): Observable<Item[]> =>
+    source.pipe(
+      flatMap((rels: Relationship[]) =>
+        Observable.zip(
+          ...rels.map((rel: Relationship) => {
+            let queryId = rel.leftId;
+            if (rel.leftId === thisId) {
+              queryId = rel.rightId;
+            }
+            return ids.findById(queryId);
+          })
+        )
+      ),
+      map((arr: Array<RemoteData<Item>>) =>
+        arr
+          .filter((d: RemoteData<Item>) => d.hasSucceeded)
+          .map((d: RemoteData<Item>) => d.payload)),
+      distinctUntilChanged(compareArraysUsingIds()),
+    );
+
+@Component({
+  selector: 'ds-entity-page-fields',
+  template: ''
+})
+export class EntityPageFieldsComponent implements OnInit {
+  resolvedRelsAndTypes$: Observable<[Relationship[], RelationshipType[]]>
+
+  constructor(
+    @Inject(ITEM) public item: Item
+  ) {}
+
+  ngOnInit(): void {
+    const relsCurrentPage$ = this.item.relationships.pipe(
+      filter((rd: RemoteData<PaginatedList<Relationship>>) => rd.hasSucceeded),
+      getRemoteDataPayload(),
+      map((pl: PaginatedList<Relationship>) => pl.page),
+      distinctUntilChanged(compareArraysUsingIds())
+    );
+
+    const relTypesCurrentPage$ = relsCurrentPage$.pipe(
+      flatMap((rels: Relationship[]) =>
+        Observable.zip(
+          ...rels.map((rel: Relationship) => rel.relationshipType),
+          (...arr: Array<RemoteData<RelationshipType>>) =>
+            arr.map((d: RemoteData<RelationshipType>) => d.payload)
+        )
+      ),
+      distinctUntilChanged(compareArraysUsingIds())
+    );
+
+    this.resolvedRelsAndTypes$ = Observable.combineLatest(
+      relsCurrentPage$,
+      relTypesCurrentPage$
+    );
+  }
+
+}

src/app/+item-page/simple/related-entities/related-entities-component.ts

@@ -0,0 +1,14 @@
+import { Component, Input } from '@angular/core';
+import { Item } from '../../../core/shared/item.model';
+import * as viewMode from '../../../shared/view-mode';
+
+@Component({
+  selector: 'ds-related-entities',
+  styleUrls: ['./related-entities.component.scss'],
+  templateUrl: './related-entities.component.html'
+})
+export class RelatedEntitiesComponent {
+  @Input() entities: Item[];
+  @Input() label: string;
+  ElementViewMode = viewMode.ElementViewMode
+}

src/app/+item-page/simple/related-entities/related-entities.component.html

@@ -0,0 +1,5 @@
+<ds-metadata-field-wrapper *ngIf="entities && entities.length > 0" [label]="label">
+  <ds-entity-type-switcher *ngFor="let entity of entities"
+                           [object]="entity" [viewMode]="ElementViewMode.SetElement">
+  </ds-entity-type-switcher>
+</ds-metadata-field-wrapper>

src/app/shared/object-list/item-list-element/entity-types/orgunit/orgunit-list-element.component.html

@@ -3,7 +3,7 @@
     [routerLink]="['/items/' + item.id]" class="lead"
     [innerHTML]="getFirstValue('orgunit.identifier.name')"></a>
   <span class="text-muted">
-    <ds-truncatable-part [id]="item.id" [minLines]="1">
+    <ds-truncatable-part [id]="item.id" [minLines]="3">
             <span *ngIf="item.filterMetadata(['orgunit.identifier.description']).length > 0"
                   class="item-list-authors">
                 <ds-truncatable-part [id]="item.id" [minLines]="3"><span

src/app/shared/object-list/item-list-element/entity-types/publication/publication-list-element.component.html

@@ -4,10 +4,10 @@
     [innerHTML]="getFirstValue('dc.title')"></a>
   <span class="text-muted">
     <ds-truncatable-part [id]="item.id" [minLines]="1">
-            (<span *ngIf="item.findMetadata('dc.publisher')" class="item-list-publisher"
+            <ng-container *ngIf="item.findMetadata('dc.publisher') || item.findMetadata('dc.date.issued')">(<span class="item-list-publisher"
                    [innerHTML]="getFirstValue('dc.publisher')">, </span><span
       *ngIf="item.findMetadata('dc.date.issued')" class="item-list-date"
-      [innerHTML]="getFirstValue('dc.date.issued')"></span>)
+      [innerHTML]="getFirstValue('dc.date.issued')"></span>)</ng-container>
             <span *ngIf="item.filterMetadata(['dc.contributor.author', 'dc.creator', 'dc.contributor.*']).length > 0"
                   class="item-list-authors">
                     <span *ngFor="let author of getValues(['dc.contributor.author', 'dc.creator', 'dc.contributor.*']); let last=last;">

src/app/shared/object-list/item-list-element/entity-types/publication/publication-list-element.component.ts

@@ -3,13 +3,13 @@ import { DEFAULT_ENTITY_TYPE, rendersEntityType } from '../../../../entities/ent
 import { ElementViewMode } from '../../../../view-mode';
 import { EntitySearchResultComponent } from '../entity-search-result-component';
 
-@rendersEntityType('Item', ElementViewMode.SetElement)
+@rendersEntityType('Publication', ElementViewMode.SetElement)
 @rendersEntityType(DEFAULT_ENTITY_TYPE, ElementViewMode.SetElement)
 @Component({
-  selector: 'ds-item-list-element',
-  styleUrls: ['./item-list-element.component.scss'],
-  templateUrl: './item-list-element.component.html'
+  selector: 'ds-publication-list-element',
+  styleUrls: ['./publication-list-element.component.scss'],
+  templateUrl: './publication-list-element.component.html'
 })
 
-export class ItemListElementComponent extends EntitySearchResultComponent {
+export class PublicationListElementComponent extends EntitySearchResultComponent {
 }

src/app/shared/shared.module.ts

@@ -10,7 +10,7 @@ import { TranslateModule } from '@ngx-translate/core';
 import { NgxPaginationModule } from 'ngx-pagination';
 import { EntityTypeSwitcherComponent } from './entities/switcher/entity-type-switcher.component';
 import { EntitySearchResultComponent } from './object-list/item-list-element/entity-types/entity-search-result-component';
-import { ItemListElementComponent } from './object-list/item-list-element/entity-types/item/item-list-element.component';
+import { PublicationListElementComponent } from './object-list/item-list-element/entity-types/publication/publication-list-element.component';
 import { OrgUnitListElementComponent } from './object-list/item-list-element/entity-types/orgunit/orgunit-list-element.component';
 import { PersonListElementComponent } from './object-list/item-list-element/entity-types/person/person-list-element.component';
 import { ProjectListElementComponent } from './object-list/item-list-element/entity-types/project/project-list-element.component';
@@ -109,7 +109,7 @@ const ENTRY_COMPONENTS = [
   CollectionGridElementComponent,
   CommunityGridElementComponent,
   SearchResultGridElementComponent,
-  ItemListElementComponent,
+  PublicationListElementComponent,
   PersonListElementComponent,
   OrgUnitListElementComponent,
   ProjectListElementComponent