001/**
002 * Copyright (C) 2006-2024 Talend Inc. - www.talend.com
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.talend.sdk.component.runtime.manager.service.http;
017
018import java.util.Collection;
019import java.util.Map;
020import java.util.Optional;
021import java.util.function.BiFunction;
022import java.util.function.Function;
023
024import org.talend.sdk.component.api.service.http.Configurer;
025
026import lombok.AllArgsConstructor;
027
028@AllArgsConstructor
029public class HttpRequestCreator implements BiFunction<String, Object[], HttpRequest> {
030
031    private final Function<Object[], String> httpMethodProvider;
032
033    private final Function<Object[], String> urlProvide;
034
035    private final Function<Object[], String> baseProvider;
036
037    private final String pathTemplate;
038
039    private final BiFunction<String, Object[], String> pathProvider;
040
041    private final Function<Object[], Collection<String>> queryParamsProvider;
042
043    private final Function<Object[], Map<String, String>> headersProvider;
044
045    private final BiFunction<String, Object[], Optional<byte[]>> payloadProvider;
046
047    private final Configurer configurer;
048
049    private final Map<String, Function<Object[], Object>> configurerOptions;
050
051    @Override
052    public HttpRequest apply(final String base, final Object[] params) {
053        return new HttpRequest(buildUrl(base, params), httpMethodProvider.apply(params),
054                queryParamsProvider.apply(params), headersProvider.apply(params), configurer, configurerOptions,
055                payloadProvider, params, null);
056    }
057
058    private String buildUrl(final String base, final Object[] params) {
059        if (urlProvide == null) {
060            final String path = pathProvider.apply(pathTemplate, params);
061            final String realBase = this.baseProvider != null ? this.baseProvider.apply(params) : base;
062            return this.appendPaths(realBase, path);
063        }
064        return pathProvider.apply(urlProvide.apply(params), params);
065    }
066
067    private String appendPaths(final String p1, final String p2) {
068        if (p1.endsWith("/") && p2.startsWith("/")) {
069            return p1 + p2.substring(1);
070        }
071        if (p1.endsWith("/") || p1.isEmpty() || p2.startsWith("/") || p2.isEmpty()) {
072            return p1 + p2;
073        }
074        return p1 + "/" + p2;
075    }
076}