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/*
 * Copyright 2016 Objectos, Fábrica de Software LTDA.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package br.com.objectos.way.flat;

import javax.lang.model.element.Modifier;

import br.com.objectos.way.flat.FlatWriter;

import com.squareup.javapoet.CodeBlock;
import com.squareup.javapoet.MethodSpec;

/**
 * @author [email protected] (Marcio Endo)
 */
class FlatEntityWriteTo {

  private final CodeBlock.Builder body = CodeBlock.builder();
  private boolean first = true;

  public FlatEntityWriteTo() {
  }

  public void add(String format, Object... args) {
    String indent = "      ";

    if (first) {
      indent = "";
      first = false;
    }

    body.add(indent + format + "\n", args);
  }

  public MethodSpec build() {
    return MethodSpec.methodBuilder("writeTo")
        .addAnnotation(Override.class)
        .addModifiers(Modifier.PUBLIC)
        .addParameter(FlatWriter.class, "writer")
        .addCode("writer")
        .addCode(body.build())
        .addStatement("      .write()")
        .build();
  }

}