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/*
 * Copyright (C) 2016 Cognifide Limited
 *
 * 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 io.knotx.junit.util;

import io.knotx.dataobjects.ClientRequest;
import io.knotx.dataobjects.ClientResponse;
import io.knotx.dataobjects.Fragment;
import io.knotx.dataobjects.KnotContext;
import io.netty.handler.codec.http.HttpResponseStatus;
import io.vertx.core.buffer.Buffer;
import io.vertx.reactivex.core.MultiMap;
import java.util.List;
import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.tuple.Pair;

public final class KnotContextFactory {

  private KnotContextFactory() {
    //util class
  }

  public static KnotContext empty(List fragments) {
    return empty("").setFragments(fragments);
  }

  public static KnotContext empty() {
    return empty("");
  }

  public static KnotContext empty(String template) {
    return new KnotContext()
        .setClientResponse(
            new ClientResponse()
                .setBody(StringUtils.isEmpty(template) ? Buffer.buffer() : Buffer.buffer(template))
                .setStatusCode(HttpResponseStatus.OK.code())
                .setHeaders(MultiMap.caseInsensitiveMultiMap()))
        .setClientRequest(new ClientRequest());
  }

  public static KnotContext create(List, String>> fragments) {
    return new KnotContext()
        .setFragments(
            fragments != null
                ? fragments.stream().map(data -> Fragment.snippet(data.getKey(), data.getValue())).collect(Collectors.toList())
                : null)
        .setClientRequest(new ClientRequest())
        .setClientResponse(
            new ClientResponse()
                .setHeaders(MultiMap.caseInsensitiveMultiMap()));
  }

}