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/*
 * Copyright 2015 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.flat;

import java.util.List;
import java.util.stream.Collectors;

import javax.lang.model.element.Modifier;

import com.squareup.javapoet.CodeBlock;
import com.squareup.javapoet.MethodSpec;
import com.squareup.javapoet.ParameterSpec;
import com.squareup.javapoet.TypeSpec.Builder;

/**
 * @author [email protected] (Marcio Endo)
 */
class FlatFileExceptionConstructor extends AbstractHasFlatFile {

  public FlatFileExceptionConstructor(FlatFilePojo pojo) {
    super(pojo);
  }

  public void addTo(Builder type) {
    type.addMethod(get());
  }

  public MethodSpec get() {
    return MethodSpec.constructorBuilder()
        .addModifiers(Modifier.PRIVATE)
        .addParameters(parameterSpecList())
        .addCode(body())
        .build();
  }

  private CodeBlock body() {
    CodeBlock.Builder body = CodeBlock.builder();
    exceptionFieldList().forEach(e -> e.constructorBody(body));
    return body.build();
  }

  private List parameterSpecList() {
    return exceptionFieldList().stream()
        .map(ExceptionField::parameterSpec)
        .collect(Collectors.toList());
  }

}