juplo.de Git - demos/kafka/demos-kafka-payment-system-transfer/blob - transfer/src/main/java/de/juplo/kafka/payment/transfer/controller/TransferController.java

   1 package de.juplo.kafka.payment.transfer.controller;
   2
   3
   4 import de.juplo.kafka.payment.transfer.domain.Transfer;
   5 import de.juplo.kafka.payment.transfer.domain.TransferService;
   6 import lombok.RequiredArgsConstructor;
   7 import lombok.extern.slf4j.Slf4j;
   8 import org.springframework.http.MediaType;
   9 import org.springframework.http.ResponseEntity;
  10 import org.springframework.web.bind.annotation.*;
  11
  12 import javax.validation.Valid;
  13 import java.net.URI;
  14 import java.util.Optional;
  15
  16
  17 @RestController
  18 @RequiredArgsConstructor
  19 @Slf4j
  20  public class TransferController
  21 {
  22   public final static String PATH = "/transfers";
  23
  24   private final TransferService service;
  25
  26
  27   @PostMapping(
  28       path = PATH,
  29       consumes = MediaType.APPLICATION_JSON_VALUE,
  30       produces = MediaType.APPLICATION_JSON_VALUE)
  31   public ResponseEntity<?> transfer(@Valid @RequestBody TransferDTO transferDTO)
  32   {
  33     Transfer transfer =
  34         Transfer
  35             .builder()
  36             .id(transferDTO.getId())
  37             .payer(transferDTO.getPayer())
  38             .payee(transferDTO.getPayee())
  39             .amount(transferDTO.getAmount())
  40             .build();
  41
  42     service.initiate(transfer);
  43
  44     return ResponseEntity.created(URI.create(PATH + "/" + transferDTO.getId())).build();
  45   }
  46
  47   @GetMapping(
  48       path = PATH + "/{id}",
  49       produces = MediaType.APPLICATION_JSON_VALUE)
  50   public ResponseEntity<TransferDTO> get(@PathVariable Long id)
  51   {
  52     return
  53         service
  54             .get(id)
  55             .map(transfer -> ResponseEntity.ok(TransferDTO.of(transfer)))
  56             .orElse(ResponseEntity.notFound().build());
  57   }
  58 }