/*
 * Copyright 2000-2014 JetBrains s.r.o.
 *
 * 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.jetbrains.idea.devkit.dom;

import com.intellij.ide.presentation.Presentation;
import com.intellij.psi.PsiClass;
import com.intellij.util.xml.*;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.idea.devkit.dom.impl.PluginPsiClassConverter;

import java.util.List;

/**
 * @author mike
 */
@Presentation(typeName = "Extension Point")
public interface ExtensionPoint extends DomElement {
  enum Area {
    IDEA_PROJECT,
    IDEA_MODULE,
    IDEA_APPLICATION
  }

  @NotNull
  @Stubbed
  @NameValue
  GenericAttributeValue<String> getName();

  @Attribute("qualifiedName")
  @Stubbed
  GenericAttributeValue<String> getQualifiedName();

  @NotNull
  @Stubbed
  @Convert(PluginPsiClassConverter.class)
  GenericAttributeValue<PsiClass> getInterface();

  @NotNull
  @Stubbed
  @Attribute("beanClass")
  @Convert(PluginPsiClassConverter.class)
  GenericAttributeValue<PsiClass> getBeanClass();

  @NotNull
  GenericAttributeValue<Area> getArea();

  @NotNull
  @Stubbed
  @SubTagList("with")
  List<With> getWithElements();

  With addWith();

  /**
   * Returns the fully qualified EP name
   *
   * @return {@code PluginID.name} or {@code qualifiedName}.
   * @since 14
   */
  @NotNull
  String getEffectiveQualifiedName();

  /**
   * Returns the actually defined name.
   *
   * @return {@link #getName()} if defined, {@link #getQualifiedName()} otherwise.
   */
  @NotNull
  String getEffectiveName();

  /**
   * Returns EP name prefix (Plugin ID).
   *
   * @return {@code null} if {@code qualifiedName} is set.
   */
  @Nullable
  String getNamePrefix();
}