/*
 * 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 com.jetbrains.python.documentation.docstrings;

import com.intellij.util.ObjectUtils;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.List;


public enum DocStringFormat {
  PLAIN("Plain", ""),
  REST("reStructuredText", "rest"),
  NUMPY("NumPy", "numpy"),
  GOOGLE("Google", "google");

  public static final List<String> ALL_NAMES = getAllNames();

  private static @NotNull List<String> getAllNames() {
    return ContainerUtil.map(values(), format -> format.getName());
  }

  public static final List<String> ALL_NAMES_BUT_PLAIN = getAllNamesButPlain();

  private static @NotNull List<String> getAllNamesButPlain() {
    return ContainerUtil.mapNotNull(values(), format -> format == PLAIN ? null : format.getName());
  }

  public static @Nullable DocStringFormat fromName(@NotNull String name) {
    for (DocStringFormat format : values()) {
      if (format.getName().equalsIgnoreCase(name)) {
        return format;
      }
    }
    return null;
  }

  public static @NotNull DocStringFormat fromNameOrPlain(@NotNull String name) {
    return ObjectUtils.notNull(fromName(name), PLAIN);
  }

  private final String myName;
  private final String myFormatterCommand;

  DocStringFormat(@NotNull String name, @NotNull String formatterCommand) {
    myName = name;
    myFormatterCommand = formatterCommand;
  }

  public @NotNull String getName() {
    return myName;
  }

  public @NotNull String getFormatterCommand() {
    return myFormatterCommand;
  }
}
