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/*
 *      Copyright 2019 The original authors.
 *
 *      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 io.sundr.examples.codegen;

import java.util.Map;

import io.sundr.builder.annotations.Buildable;

@Buildable(lazyCollectionInitEnabled = false)
public class PrimitiveRef extends TypeRef {

  private final String name;
  private final int dimensions;

  public PrimitiveRef(String name, int dimensions, Map attributes) {
    super(attributes);
    this.name = name;
    this.dimensions = dimensions;
  }

  public String getName() {
    return name;
  }

  public int getDimensions() {
    return dimensions;
  }

  public PrimitiveRef withDimensions(int dimensions) {
    return new PrimitiveRefBuilder(this).withDimensions(dimensions).build();
  }

  public boolean isAssignableFrom(TypeRef o) {
    if (this == o) {
      return true;
    } else if (o == null) {
      return false;
    } else if (o instanceof ClassRef) {
      if (!((ClassRef) o).getDefinition().getPackageName().equals(JAVA_LANG)) {
        return false;
      }
      if (!((ClassRef) o).getDefinition().getName().toUpperCase().startsWith(name.toUpperCase())) {
        return false;
      }
      return true;
    }

    if (o == null || getClass() != o.getClass())
      return false;

    PrimitiveRef that = (PrimitiveRef) o;

    if (dimensions != that.dimensions)
      return false;
    return name != null ? name.equals(that.name) : that.name == null;

  }

  @Override
  public boolean equals(Object o) {
    if (this == o)
      return true;
    if (o == null || getClass() != o.getClass())
      return false;

    PrimitiveRef that = (PrimitiveRef) o;

    if (dimensions != that.dimensions)
      return false;
    return name != null ? name.equals(that.name) : that.name == null;

  }

  @Override
  public int hashCode() {
    int result = name != null ? name.hashCode() : 0;
    result = 31 * result + dimensions;
    return result;
  }

  @Override
  public String toString() {
    StringBuilder sb = new StringBuilder();
    sb.append(name);
    for (int i = 0; i < dimensions; i++) {
      sb.append("[]");
    }
    return sb.toString();
  }

}