ItemAttributeController.java
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package com.srh.api.controller;
import com.srh.api.dto.resource.AttributeDto;
import com.srh.api.dto.resource.ItemAttributeDto;
import com.srh.api.dto.resource.ItemAttributeForm;
import com.srh.api.hypermedia.AttributeModelAssembler;
import com.srh.api.hypermedia.ItemAttributeModelAssembler;
import com.srh.api.model.Attribute;
import com.srh.api.model.ItemAttribute;
import com.srh.api.service.ItemAttributeService;
import lombok.SneakyThrows;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.web.PageableDefault;
import org.springframework.data.web.PagedResourcesAssembler;
import org.springframework.hateoas.EntityModel;
import org.springframework.hateoas.PagedModel;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.util.UriComponentsBuilder;
import javax.validation.Valid;
import java.net.URI;
@RestController
@RequestMapping("/itens/{itemId}/attributes")
public class ItemAttributeController {
@Autowired
private ItemAttributeService itemAttributeService;
@Autowired
private ItemAttributeModelAssembler itemAttributeModelAssembler;
@Autowired
private AttributeModelAssembler attributeModelAssembler;
@Autowired
PagedResourcesAssembler<AttributeDto> pagedResourcesAssembler;
@GetMapping
public PagedModel<EntityModel<AttributeDto>> listAttributesByItem(
@PathVariable Integer itemId, @PageableDefault(page = 0, size = 5) Pageable pageInfo
) {
Page<Attribute> attributes = itemAttributeService.listAttributesByItem(itemId, pageInfo);
return pagedResourcesAssembler.toModel(AttributeDto.convert(attributes));
}
@GetMapping("/{attributeId}")
public EntityModel<AttributeDto> findAttributeInItem(@PathVariable Integer itemId,
@PathVariable Integer attributeId) {
Attribute attribute = itemAttributeService.findAttributeByItem(itemId, attributeId);
return attributeModelAssembler.toModel(new AttributeDto(attribute));
}
@PostMapping
@SneakyThrows
public ResponseEntity<EntityModel<ItemAttributeDto>> linksAttributesItem(
@PathVariable Integer itemId,
@RequestBody @Valid ItemAttributeForm itemAttributeForm,
UriComponentsBuilder uriBuilder
) {
ItemAttribute itemAttribute = itemAttributeService.save(
itemAttributeForm.getItemId(),
itemAttributeForm.getAttributeId()
);
URI uri = uriBuilder.path("/itens/{itemId}/attributes/{attributeId}")
.buildAndExpand(itemId, itemAttributeForm.getAttributeId())
.toUri();
return ResponseEntity.created(uri)
.body(itemAttributeModelAssembler.toModel(
new ItemAttributeDto(itemAttribute)
));
}
@DeleteMapping("/{attributeId}")
@SneakyThrows
public ResponseEntity<Void> delete(@PathVariable Integer itemId,
@PathVariable Integer attributeId) {
itemAttributeService.delete(itemId, attributeId);
return ResponseEntity.noContent().build();
}
}