/**
 * Copyright (C) 2016 Red Hat, Inc. and/or its affiliates.
 *
 * 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 org.jboss.errai.ui.test.binding.client.res;

import org.jboss.errai.common.client.api.annotations.Element;
import org.jboss.errai.common.client.api.annotations.Property;
import org.jboss.errai.common.client.ui.HasValue;

import jsinterop.annotations.JsOverlay;
import jsinterop.annotations.JsPackage;
import jsinterop.annotations.JsProperty;
import jsinterop.annotations.JsType;

/**
 * This native input element wrapper treats a text input element as if it has a number value. This tests that the
 * presence of {@link HasValue} overrides type inference based on element type.
 *
 * @author Max Barkley <mbarkley@redhat.com>
 */
@Element("input")
@Property(name = "type", value = "number")
@JsType(isNative = true, name = "HTMLInputElement", namespace = JsPackage.GLOBAL)
public abstract class JsOverlayNumberInputElement implements HasValue<Double> {

  @JsProperty(name = "value")
  public abstract String getRawValue();

  @JsProperty(name = "value")
  public abstract void setRawValue(String value);

  @JsOverlay
  @Override
  public final Double getValue() {
    final String rawValue = getRawValue();
    if (rawValue == null || "".equals(rawValue)) {
      return null;
    }
    else {
      return Double.parseDouble(rawValue);
    }
  }

  @JsOverlay
  @Override
  public final void setValue(final Double value) {
    if (value == null) {
      setRawValue("");
    }
    else {
      setRawValue(value.toString());
    }
  }

}