/*
 * Licensed to Elastic Search and Shay Banon under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Elastic Search licenses this
 * file to you 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.elasticsearch.rest.action.admin.indices.settings;

import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.indices.settings.UpdateSettingsRequest;
import org.elasticsearch.action.admin.indices.settings.UpdateSettingsResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.settings.SettingsException;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestChannel;
import org.elasticsearch.rest.RestController;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.XContentRestResponse;
import org.elasticsearch.rest.XContentThrowableRestResponse;
import org.elasticsearch.rest.action.support.RestXContentBuilder;

import java.io.IOException;
import java.util.Map;

import static org.elasticsearch.client.Requests.*;
import static org.elasticsearch.rest.RestStatus.*;
import static org.elasticsearch.rest.action.support.RestActions.*;

/**
 * @author kimchy (shay.banon)
 */
public class RestUpdateSettingsAction extends BaseRestHandler {

    @Inject public RestUpdateSettingsAction(Settings settings, Client client, RestController controller) {
        super(settings, client);
        controller.registerHandler(RestRequest.Method.PUT, "/{index}/_settings", this);
        controller.registerHandler(RestRequest.Method.PUT, "/_settings", this);
    }

    @Override public void handleRequest(final RestRequest request, final RestChannel channel) {
        UpdateSettingsRequest updateSettingsRequest = updateSettingsRequest(splitIndices(request.param("index")));
        ImmutableSettings.Builder updateSettings = ImmutableSettings.settingsBuilder();
        String bodySettings = request.contentAsString();
        if (Strings.hasText(bodySettings)) {
            try {
                updateSettings.put(ImmutableSettings.settingsBuilder().loadFromSource(bodySettings).build());
            } catch (Exception e) {
                try {
                    channel.sendResponse(new XContentThrowableRestResponse(request, BAD_REQUEST, new SettingsException("Failed to parse index settings", e)));
                } catch (IOException e1) {
                    logger.warn("Failed to send response", e1);
                    return;
                }
            }
        }
        for (Map.Entry<String, String> entry : request.params().entrySet()) {
            if (entry.getKey().equals("pretty")) {
                continue;
            }
            updateSettings.put(entry.getKey(), entry.getValue());
        }
        updateSettingsRequest.settings(updateSettings);

        client.admin().indices().updateSettings(updateSettingsRequest, new ActionListener<UpdateSettingsResponse>() {
            @Override public void onResponse(UpdateSettingsResponse updateSettingsResponse) {
                try {
                    XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
                    builder.startObject()
                            .field("ok", true)
                            .endObject();
                    channel.sendResponse(new XContentRestResponse(request, OK, builder));
                } catch (Exception e) {
                    onFailure(e);
                }
            }

            @Override public void onFailure(Throwable e) {
                try {
                    channel.sendResponse(new XContentThrowableRestResponse(request, e));
                } catch (IOException e1) {
                    logger.error("Failed to send failure response", e1);
                }
            }
        });
    }
}

@@ -3299,19 +3299,9 @@
     
-    return;
+%7D
 %0A   
@@ -3305,33 +3305,39 @@
                 
-%7D
+return;
 %0A            %7D%0A 

return on failure