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/*
 * Copyright 2013 the original author or 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 ratpack.handling.internal;

import ratpack.func.NoArgAction;
import ratpack.handling.ByMethodSpec;
import ratpack.handling.Handler;

import java.util.Map;

public class DefaultByMethodSpec implements ByMethodSpec {

  public static final String METHOD_GET = "GET";
  public static final String METHOD_POST = "POST";
  public static final String METHOD_PUT = "PUT";
  public static final String METHOD_PATCH = "PATCH";
  public static final String METHOD_DELETE = "DELETE";

  private final Map handlers;

  public DefaultByMethodSpec(Map handlers) {
    this.handlers = handlers;
  }

  public ByMethodSpec get(NoArgAction handler) {
    return named(METHOD_GET, handler);
  }

  public ByMethodSpec get(Handler handler) {
    return named(METHOD_GET, handler);
  }

  public ByMethodSpec post(NoArgAction handler) {
    return named(METHOD_POST, handler);
  }

  public ByMethodSpec post(Handler handler) {
    return named(METHOD_POST, handler);
  }

  public ByMethodSpec put(NoArgAction handler) {
    return named(METHOD_PUT, handler);
  }

  public ByMethodSpec put(Handler handler) {
    return named(METHOD_PUT, handler);
  }

  public ByMethodSpec patch(NoArgAction handler) {
    return named(METHOD_PATCH, handler);
  }

  public ByMethodSpec patch(Handler handler) {
    return named(METHOD_PATCH, handler);
  }

  public ByMethodSpec delete(NoArgAction handler) {
    return named(METHOD_DELETE, handler);
  }

  public ByMethodSpec delete(Handler handler) {
    return named(METHOD_DELETE, handler);
  }

  public ByMethodSpec named(String methodName, NoArgAction handler) {
    return named(methodName, ctx -> handler.execute());
  }

  public ByMethodSpec named(String methodName, Handler handler) {
    handlers.put(methodName.toUpperCase(), handler);
    return this;
  }

}