package io.vertx.codetrans.expression;

import io.vertx.codegen.type.TypeInfo;
import io.vertx.codetrans.CodeBuilder;
import io.vertx.codetrans.CodeWriter;
import io.vertx.codetrans.MethodSignature;
import io.vertx.codetrans.TypeArg;

import java.util.List;

Author:
Julien Viet/**
 * @author <a href="mailto:julien@julienviet.com">Julien Viet</a>
 */
public class ConsoleModel extends ExpressionModel {

  final boolean out;

  public ConsoleModel(CodeBuilder builder, boolean out) {
    super(builder);
    this.out = out;
  }

  @Override
  public ExpressionModel onMethodInvocation(TypeInfo receiverType, MethodSignature method, TypeInfo returnType, List<TypeArg> typeArguments, List<ExpressionModel> argumentModels, List<TypeInfo> argumentTypes) {
    if (method.getName().equals("println") && method.getParameterTypes().size() == 1) {
      return new ExpressionModel(builder) {
        @Override
        public void render(CodeWriter writer) {
          if (out) {
            writer.renderSystemOutPrintln(argumentModels.get(0));
          } else {
            writer.renderSystemErrPrintln(argumentModels.get(0));
          }
        }
      };
    }
    throw new UnsupportedOperationException("Cannot invoke method " + method + " on System.out");
  }
}