import {
  Count,
  CountSchema,
  Filter,
  repository,
  Where,
} from '@loopback/repository';
  import {
  del,
  get,
  getModelSchemaRef,
  getWhereSchemaFor,
  param,
  patch,
  post,
  requestBody,
} from '@loopback/rest';
import {<%if (sourceModelClassName != targetModelClassName) { %>
<%= sourceModelClassName %>,<% } %>
<%= throughModelClassName %>,
<%= targetModelClassName %>,
} from '../models';
import {<%= sourceRepositoryClassName %>} from '../repositories';

export class <%= controllerClassName %> {
  constructor(
    @repository(<%= sourceRepositoryClassName %>) protected <%= paramSourceRepository %>: <%= sourceRepositoryClassName %>,
  ) { }

  @get('/<%= sourceModelPath %>/{id}/<%= targetModelPath %>', {
    responses: {
      '200': {
        description: 'Array of <%= sourceModelClassName %> has many <%= targetModelClassName %> through <%= throughModelClassName %>',
        content: {
          'application/json': {
            schema: {type: 'array', items: getModelSchemaRef(<%= targetModelClassName %>)},
          },
        },
      },
    },
  })
  async find(
    @param.path.<%= sourceModelPrimaryKeyType %>('id') id: <%= sourceModelPrimaryKeyType %>,
    @param.query.object('filter') filter?: Filter<<%= targetModelClassName %>>,
  ): Promise<<%= targetModelClassName %>[]> {
    return this.<%= paramSourceRepository %>.<%= relationPropertyName %>(id).find(filter);
  }

  @post('/<%= sourceModelPath %>/{id}/<%= targetModelPath %>', {
    responses: {
      '200': {
        description: 'create a <%= targetModelClassName %> model instance',
        content: {'application/json': {schema: getModelSchemaRef(<%= targetModelClassName %>)}},
      },
    },
  })
  async create(
    @param.path.<%= sourceModelPrimaryKeyType %>('id') id: typeof <%= sourceModelClassName %>.prototype.<%= sourceModelPrimaryKey %>,
    @requestBody({
      content: {
        'application/json': {
          schema: getModelSchemaRef(<%= targetModelClassName %>, {
            title: 'New<%= targetModelClassName %>In<%= sourceModelClassName %>',
            exclude: ['<%= targetModelPrimaryKey %>'],
          }),
        },
      },
    }) <%= targetModelRequestBody %>: Omit<<%= targetModelClassName %>, '<%= targetModelPrimaryKey %>'>,
  ): Promise<<%= targetModelClassName %>> {
    return this.<%= paramSourceRepository %>.<%= relationPropertyName %>(id).create(<%= targetModelRequestBody %>);
  }

  @patch('/<%= sourceModelPath %>/{id}/<%= targetModelPath %>', {
    responses: {
      '200': {
        description: '<%= sourceModelClassName %>.<%= targetModelClassName %> PATCH success count',
        content: {'application/json': {schema: CountSchema}},
      },
    },
  })
  async patch(
    @param.path.<%= sourceModelPrimaryKeyType %>('id') id: <%= sourceModelPrimaryKeyType %>,
    @requestBody({
      content: {
        'application/json': {
          schema: getModelSchemaRef(<%= targetModelClassName %>, {partial: true}),
        },
      },
    })
    <%= targetModelRequestBody %>: Partial<<%= targetModelClassName %>>,
    @param.query.object('where', getWhereSchemaFor(<%= targetModelClassName %>)) where?: Where<<%= targetModelClassName %>>,
  ): Promise<Count> {
    return this.<%= paramSourceRepository %>.<%= relationPropertyName %>(id).patch(<%= targetModelRequestBody %>, where);
  }

  @del('/<%= sourceModelPath %>/{id}/<%= targetModelPath %>', {
    responses: {
      '200': {
        description: '<%= sourceModelClassName %>.<%= targetModelClassName %> DELETE success count',
        content: {'application/json': {schema: CountSchema}},
      },
    },
  })
  async delete(
    @param.path.<%= sourceModelPrimaryKeyType %>('id') id: <%= sourceModelPrimaryKeyType %>,
    @param.query.object('where', getWhereSchemaFor(<%= targetModelClassName %>)) where?: Where<<%= targetModelClassName %>>,
  ): Promise<Count> {
    return this.<%= paramSourceRepository %>.<%= relationPropertyName %>(id).delete(where);
  }
}