ResponseEntity customerCommand()

in service/src/main/java/org/apache/fineract/cn/customer/rest/controller/CustomerRestController.java [290:332]
43 lines of code
14 McCabe index (conditional complexity)

  ResponseEntity<Void> customerCommand(@PathVariable("identifier") final String identifier,
                                       @RequestBody final Command command) {
    final Optional<Customer> customerOptional = this.customerService.findCustomer(identifier);
    if (customerOptional.isPresent()) {
      final Customer customer = customerOptional.get();
      final Command.Action action = Command.Action.valueOf(command.getAction());
      final String currentState = customer.getCurrentState();
      switch (action) {
        case ACTIVATE:
          if (Customer.State.PENDING.name().equals(currentState)) {
            this.commandGateway.process(new ActivateCustomerCommand(identifier, command.getComment()));
          }
          break;
        case LOCK:
          if (Customer.State.ACTIVE.name().equals(currentState)) {
            this.commandGateway.process(new LockCustomerCommand(identifier, command.getComment()));
          }
          break;
        case UNLOCK:
          if (Customer.State.LOCKED.name().equals(currentState)) {
            this.commandGateway.process(new UnlockCustomerCommand(identifier, command.getComment()));
          }
          break;
        case CLOSE:
          if (Customer.State.ACTIVE.name().equals(currentState)
              || Customer.State.LOCKED.name().equals(currentState)
              || Customer.State.PENDING.name().equals(currentState)) {
            this.commandGateway.process(new CloseCustomerCommand(identifier, command.getComment()));
          }
          break;
        case REOPEN:
          if (Customer.State.CLOSED.name().equals(currentState)) {
            this.commandGateway.process(new ReopenCustomerCommand(identifier, command.getComment()));
          }
          break;
        default:
          throw ServiceException.badRequest("Unsupported action {0}.", command.getAction());
      }
    } else {
      throw ServiceException.notFound("Customer {0} not found.", identifier);
    }
    return ResponseEntity.accepted().build();
  }