root/resilient#2 Change the User selection control to a 'on type' combo.

Also restricted the user list to only users that have NO association to
org yet

src/main/java/com/oguerreiro/resilient/repository/UserRepository.java

@@ -9,6 +9,7 @@ import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.EntityGraph;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 
 import com.oguerreiro.resilient.domain.User;
@@ -43,4 +44,13 @@ public interface UserRepository extends JpaRepository<User, Long> {
   Optional<User> findOneWithAuthoritiesByEmailIgnoreCase(String email);
 
   Page<User> findAllByIdNotNullAndActivatedIsTrue(Pageable pageable);
+
+  @Query("""
+          SELECT u
+          FROM User u
+          WHERE u.id IS NOT NULL
+            AND u.activated = TRUE
+            AND u.id NOT IN (SELECT o.user.id FROM Organization o WHERE o.user IS NOT NULL)
+      """)
+  Page<User> findActiveUsersNotInOrganization(Pageable pageable);
 }

src/main/java/com/oguerreiro/resilient/service/UserService.java

@@ -274,6 +274,11 @@ public class UserService {
     return userRepository.findAllByIdNotNullAndActivatedIsTrue(pageable).map(UserDTO::new);
   }
 
+  @Transactional(readOnly = true)
+  public Page<UserDTO> getAllPublicUsersForOrganization(Pageable pageable) {
+    return userRepository.findActiveUsersNotInOrganization(pageable).map(UserDTO::new);
+  }
+
   @Transactional(readOnly = true)
   public Optional<User> getUserWithAuthoritiesByLogin(String login) {
     return userRepository.findOneWithAuthoritiesByLogin(login);

src/main/java/com/oguerreiro/resilient/service/dto/UserDTO.java

@@ -1,9 +1,10 @@
 package com.oguerreiro.resilient.service.dto;
 
-import com.oguerreiro.resilient.domain.User;
 import java.io.Serializable;
 import java.util.Objects;
 
+import com.oguerreiro.resilient.domain.User;
+
 /**
  * A DTO representing a user, with only the public attributes.
  */
@@ -15,14 +16,16 @@ public class UserDTO implements Serializable {
 
   private String login;
 
+  private String email;
+
   public UserDTO() {
     // Empty constructor needed for Jackson.
   }
 
   public UserDTO(User user) {
     this.id = user.getId();
-        // Customize it here if you need, or not, firstName/lastName/etc
     this.login = user.getLogin();
+    this.email = user.getEmail();
   }
 
   public Long getId() {
@@ -41,6 +44,14 @@ public class UserDTO implements Serializable {
     this.login = login;
   }
 
+  public String getEmail() {
+    return email;
+  }
+
+  public void setEmail(String email) {
+    this.email = email;
+  }
+
   @Override
   public boolean equals(Object o) {
     if (this == o) {
@@ -61,9 +72,12 @@ public class UserDTO implements Serializable {
   // prettier-ignore
   @Override
   public String toString() {
-        return "UserDTO{" +
-            "id='" + id + '\'' +
-            ", login='" + login + '\'' +
-            "}";
+    //@formatter:off
+    return "UserDTO{" 
+        + "id='" + id + '\'' 
+        + ", login='" + login + '\''
+        + ", email='" + email + '\'' 
+        + "}";
+    //@formatter:on
   }
 }

src/main/java/com/oguerreiro/resilient/web/rest/PublicUserResource.java

@@ -1,9 +1,9 @@
 package com.oguerreiro.resilient.web.rest;
 
-import com.oguerreiro.resilient.service.UserService;
-import com.oguerreiro.resilient.service.dto.UserDTO;
-import java.util.*;
+import java.util.Arrays;
 import java.util.Collections;
+import java.util.List;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.data.domain.Page;
@@ -12,8 +12,14 @@ import org.springframework.data.domain.Sort;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
+
+import com.oguerreiro.resilient.service.UserService;
+import com.oguerreiro.resilient.service.dto.UserDTO;
+
 import tech.jhipster.web.util.PaginationUtil;
 
 @RestController
@@ -21,8 +27,7 @@ import tech.jhipster.web.util.PaginationUtil;
 public class PublicUserResource {
 
   private static final List<String> ALLOWED_ORDERED_PROPERTIES = Collections.unmodifiableList(
-        Arrays.asList("id", "login", "firstName", "lastName", "email", "activated", "langKey")
-    );
+      Arrays.asList("id", "login", "firstName", "lastName", "email", "activated", "langKey"));
 
   private final Logger log = LoggerFactory.getLogger(PublicUserResource.class);
 
@@ -39,14 +44,36 @@ public class PublicUserResource {
    * @return          the {@link ResponseEntity} with status {@code 200 (OK)} and with body all users.
    */
   @GetMapping("/users")
-    public ResponseEntity<List<UserDTO>> getAllPublicUsers(@org.springdoc.core.annotations.ParameterObject Pageable pageable) {
+  public ResponseEntity<List<UserDTO>> getAllPublicUsers(
+      @org.springdoc.core.annotations.ParameterObject Pageable pageable) {
     log.debug("REST request to get all public User names");
     if (!onlyContainsAllowedProperties(pageable)) {
       return ResponseEntity.badRequest().build();
     }
 
     final Page<UserDTO> page = userService.getAllPublicUsers(pageable);
-        HttpHeaders headers = PaginationUtil.generatePaginationHttpHeaders(ServletUriComponentsBuilder.fromCurrentRequest(), page);
+    HttpHeaders headers = PaginationUtil.generatePaginationHttpHeaders(ServletUriComponentsBuilder.fromCurrentRequest(),
+        page);
+    return new ResponseEntity<>(page.getContent(), headers, HttpStatus.OK);
+  }
+
+  /**
+   * {@code GET /users} : get all users with only public information - calling this method is allowed for anyone.
+   *
+   * @param  pageable the pagination information.
+   * @return          the {@link ResponseEntity} with status {@code 200 (OK)} and with body all users.
+   */
+  @GetMapping("/users/for/organization")
+  public ResponseEntity<List<UserDTO>> getAllPublicUsersForOrganization(
+      @org.springdoc.core.annotations.ParameterObject Pageable pageable) {
+    log.debug("REST request to get all public User names, restricted to users not yet associated in the organization");
+    if (!onlyContainsAllowedProperties(pageable)) {
+      return ResponseEntity.badRequest().build();
+    }
+
+    final Page<UserDTO> page = userService.getAllPublicUsersForOrganization(pageable);
+    HttpHeaders headers = PaginationUtil.generatePaginationHttpHeaders(ServletUriComponentsBuilder.fromCurrentRequest(),
+        page);
     return new ResponseEntity<>(page.getContent(), headers, HttpStatus.OK);
   }
 

src/main/webapp/app/entities/organization/update/organization-update.component.html

@@ -186,12 +186,36 @@
         <!-- User property applies only to OrganizationNature.PERSON -->
         <div class="mb-3" *ngIf="editForm.get('organizationType')?.value?.nature === organizationNature.PERSON">
           <label class="form-label" for="field_user" jhiTranslate="resilientApp.organization.user">User</label>
-          <select class="form-control" id="field_user" data-cy="user" name="user" formControlName="user" [compareWith]="compareUser">
+          <!--
+          <select 
+            class="form-control" 
+            id="field_user" 
+            data-cy="user" 
+            name="user" 
+            formControlName="user" 
+            [compareWith]="compareUser">
             <option [ngValue]="null"></option>
             @for (userOption of usersSharedCollection; track $index) {
               <option [ngValue]="userOption">{{ userOption.login }}</option>
             }
           </select>
+          -->
+
+          <ng-select
+            class="form-control drop-down-panel"
+            formControlName="user"
+            [items]="usersSharedCollection"
+            [compareWith]="compareUser"
+            [clearable]="true"
+            [searchFn]="userSearchFn"
+          >
+            <ng-template ng-label-tmp let-item="item">
+              {{ item.login }} ( {{ item.email }} )
+            </ng-template>
+            <ng-template ng-option-tmp let-item="item">
+              {{ item.login }} ( {{ item.email }} )
+            </ng-template>
+          </ng-select>
         </div>
       </div>
 

src/main/webapp/app/entities/organization/update/organization-update.component.ts

@@ -6,6 +6,7 @@ import { finalize, map } from 'rxjs/operators';
 
 import SharedModule from 'app/shared/shared.module';
 import { FormsModule, ReactiveFormsModule } from '@angular/forms';
+import { NgSelectModule } from '@ng-select/ng-select';
 
 import { AlertError } from 'app/shared/alert/alert-error.model';
 import { EventManager, EventWithContent } from 'app/core/util/event-manager.service';
@@ -23,7 +24,7 @@ import { OrganizationNature } from 'app/entities/enumerations/organization-natur
   standalone: true,
   selector: 'jhi-organization-update',
   templateUrl: './organization-update.component.html',
-  imports: [SharedModule, FormsModule, ReactiveFormsModule],
+  imports: [SharedModule, FormsModule, ReactiveFormsModule, NgSelectModule],
 })
 export class OrganizationUpdateComponent implements OnInit {
   // Properties with defaults by router
@@ -181,7 +182,7 @@ export class OrganizationUpdateComponent implements OnInit {
   
   protected loadRelationshipsOptionsUser(): void {
     this.userService
-      .query()
+      .queryForOrganization()
       .pipe(map((res: HttpResponse<IUser[]>) => res.body ?? []))
       .pipe(map((users: IUser[]) => this.userService.addUserToCollectionIfMissing<IUser>(users, this.organization?.user)))
       .subscribe((users: IUser[]) => (this.usersSharedCollection = users));
@@ -227,4 +228,9 @@ export class OrganizationUpdateComponent implements OnInit {
 		}
 	  });
   }
+
+  userSearchFn = (term: string, item: any) => {
+    term = term.toLowerCase();
+    return (item.login + "( " + item.email + " )").toLowerCase().includes(term);
+  };
 }

src/main/webapp/app/entities/user/service/user.service.ts

@@ -26,6 +26,11 @@ export class UserService {
     return this.http.get<IUser[]>(this.resourceUrl, { params: options, observe: 'response' });
   }
 
+  queryForOrganization(req?: any): Observable<EntityArrayResponseType> {
+    const options = createRequestOption(req);
+    return this.http.get<IUser[]>(`${this.resourceUrl}/for/organization`, { params: options, observe: 'response' });
+  }
+
   getUserIdentifier(user: Pick<IUser, 'id'>): number {
     return user.id;
   }

src/main/webapp/app/entities/user/user.model.ts

@@ -1,4 +1,5 @@
 export interface IUser {
   id: number;
   login?: string | null;
+  email?: string | null;
 }