refactor: user relation cli

Author: jannyHou

docs/site/migration/auth/example.md

@@ -548,7 +548,7 @@ Enter an empty property name when done
 Model UserCredentials was created in src/models/
 ```
 
-Create corresponding repositories
+Create corresponding repositories:
 
 ```sh
 $ lb4 repository
@@ -557,6 +557,56 @@ $ lb4 repository
 ? Please select the repository base class DefaultCrudRepository (Legacy juggler bridge)
 ```
 
+Create relations:
+
+- `Project` belongsTo `User`
+
+```sh
+lb4 relation
+? Please select the relation type belongsTo
+? Please select source model Project
+? Please select target model User
+? Foreign key name to define on the source model ownerId
+? Relation name owner
+? Allow Project queries to include data from related User instances? Yes
+```
+
+{% include tip.html content="
+Please delete the generated controller file `src/controllers/project-user.controller.ts` to keep the exposed endpoints clean.
+" %}
+
+- `User` hasOne `UserCredentials`
+
+```sh
+lb4 relation
+? Please select the relation type hasOne
+? Please select source model User
+? Please select target model UserCredentials
+? Foreign key name to define on the target model userId
+? Source property name for the relation getter (will be the relation name) userCredentials
+? Allow User queries to include data from related UserCredentials instances? Yes
+```
+
+{% include tip.html content="
+Please delete the generated controller file `src/controllers/user-user-credentials.controller.ts` to keep the exposed endpoints clean.
+" %}
+
+- `User` hasMany `Team`
+
+```sh
+lb4 relation
+? Please select the relation type hasMany
+? Please select source model User
+? Please select target model Team
+? Foreign key name to define on the target model ownerId
+? Source property name for the relation getter (will be the relation name) teams
+? Allow User queries to include data from related Team instances? Yes
+```
+
+{% include tip.html content="
+Please delete the generated controller file `src/controllers/user-team.controller.ts` to keep the exposed endpoints clean.
+" %}
+
 ### User Controller Creation
 
 ```sh

examples/access-control-migration/src/models/project.model.ts

@@ -27,7 +27,7 @@ export class Project extends Entity {
   balance: number;
 
   @belongsTo(() => User)
-  ownerId?: number;
+  ownerId: number;
 
   // Define well-known properties here
 

examples/access-control-migration/src/models/user.model.ts

@@ -4,7 +4,7 @@
 // License text available at https://opensource.org/licenses/MIT
 
 import {Entity, hasMany, hasOne, model, property} from '@loopback/repository';
-import {Team} from './team.model';
+import {Team} from '.';
 import {UserCredentials} from './user-credentials.model';
 
 @model({
@@ -50,12 +50,12 @@ export class User extends Entity {
   })
   verificationToken?: string;
 
-  @hasMany(() => Team, {keyTo: 'ownerId'})
-  teams: Team[];
-
   @hasOne(() => UserCredentials)
   userCredentials: UserCredentials;
 
+  @hasMany(() => Team, {keyTo: 'ownerId'})
+  teams: Team[];
+
   // Define well-known properties here
 
   // Indexer property to allow additional data

examples/access-control-migration/src/repositories/project.repository.ts

@@ -3,14 +3,14 @@
 // This file is licensed under the MIT License.
 // License text available at https://opensource.org/licenses/MIT
 
+import {Getter, inject} from '@loopback/core';
 import {
+  BelongsToAccessor,
   DefaultCrudRepository,
   repository,
-  BelongsToAccessor,
 } from '@loopback/repository';
-import {Project, ProjectRelations, User} from '../models';
 import {DbDataSource} from '../datasources';
-import {inject, Getter} from '@loopback/core';
+import {Project, ProjectRelations, User} from '../models';
 import {UserRepository} from './user.repository';
 
 export class ProjectRepository extends DefaultCrudRepository<
@@ -20,13 +20,15 @@ export class ProjectRepository extends DefaultCrudRepository<
 > {
   public readonly user: BelongsToAccessor<User, typeof Project.prototype.id>;
 
+  public readonly owner: BelongsToAccessor<User, typeof Project.prototype.id>;
+
   constructor(
     @inject('datasources.db') dataSource: DbDataSource,
     @repository.getter('UserRepository')
     protected userRepositoryGetter: Getter<UserRepository>,
   ) {
     super(Project, dataSource);
-    this.user = this.createBelongsToAccessorFor('owner', userRepositoryGetter);
-    this.registerInclusionResolver('user', this.user.inclusionResolver);
+    this.owner = this.createBelongsToAccessorFor('owner', userRepositoryGetter);
+    this.registerInclusionResolver('owner', this.owner.inclusionResolver);
   }
 }

examples/access-control-migration/src/repositories/user.repository.ts

@@ -3,15 +3,15 @@
 // This file is licensed under the MIT License.
 // License text available at https://opensource.org/licenses/MIT
 
+import {Getter, inject} from '@loopback/core';
 import {
   DefaultCrudRepository,
-  repository,
   HasManyRepositoryFactory,
   HasOneRepositoryFactory,
+  repository,
 } from '@loopback/repository';
-import {User, UserRelations, Team, UserCredentials} from '../models';
 import {DbDataSource} from '../datasources';
-import {inject, Getter} from '@loopback/core';
+import {Team, User, UserCredentials, UserRelations} from '../models';
 import {TeamRepository} from './team.repository';
 import {UserCredentialsRepository} from './user-credentials.repository';
 
@@ -20,26 +20,31 @@ export class UserRepository extends DefaultCrudRepository<
   typeof User.prototype.id,
   UserRelations
 > {
-  public readonly teams: HasManyRepositoryFactory<
-    Team,
+  public readonly userCredentials: HasOneRepositoryFactory<
+    UserCredentials,
     typeof User.prototype.id
   >;
 
-  public readonly userCredentials: HasOneRepositoryFactory<
-    UserCredentials,
+  public readonly teams: HasManyRepositoryFactory<
+    Team,
     typeof User.prototype.id
   >;
 
   constructor(
     @inject('datasources.db') dataSource: DbDataSource,
-    @repository.getter('TeamRepository')
-    protected teamRepositoryGetter: Getter<TeamRepository>,
     @repository.getter('UserCredentialsRepository')
     protected userCredentialsRepositoryGetter: Getter<
       UserCredentialsRepository
     >,
+    @repository.getter('TeamRepository')
+    protected teamRepositoryGetter: Getter<TeamRepository>,
   ) {
     super(User, dataSource);
+    this.teams = this.createHasManyRepositoryFactoryFor(
+      'teams',
+      teamRepositoryGetter,
+    );
+    this.registerInclusionResolver('teams', this.teams.inclusionResolver);
     this.userCredentials = this.createHasOneRepositoryFactoryFor(
       'userCredentials',
       userCredentialsRepositoryGetter,
@@ -48,11 +53,6 @@ export class UserRepository extends DefaultCrudRepository<
       'userCredentials',
       this.userCredentials.inclusionResolver,
     );
-    this.teams = this.createHasManyRepositoryFactoryFor(
-      'teams',
-      teamRepositoryGetter,
-    );
-    this.registerInclusionResolver('teams', this.teams.inclusionResolver);
   }
 
   async findCredentials(