/*
 * Copyright (c) 2012-2018 Red Hat, Inc.
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *   Red Hat, Inc. - initial API and implementation
 */
package org.eclipse.che.api.user.server;

import static javax.ws.rs.core.MediaType.APPLICATION_JSON;
import static org.eclipse.che.api.core.util.LinksHelper.createLink;
import static org.eclipse.che.api.user.server.Constants.LINK_REL_CURRENT_PROFILE;
import static org.eclipse.che.api.user.server.Constants.LINK_REL_CURRENT_PROFILE_ATTRIBUTES;
import static org.eclipse.che.api.user.server.Constants.LINK_REL_PROFILE_ATTRIBUTES;
import static org.eclipse.che.api.user.server.Constants.LINK_REL_SELF;

import java.util.ArrayList;
import java.util.List;
import javax.inject.Singleton;
import javax.ws.rs.HttpMethod;
import javax.ws.rs.core.UriBuilder;
import org.eclipse.che.api.core.rest.ServiceContext;
import org.eclipse.che.api.core.rest.shared.dto.Link;
import org.eclipse.che.api.user.shared.dto.ProfileDto;

/**
 * Creates and injects links to the {@link ProfileDto} object.
 *
 * @author Yevhenii Voevodin
 */
@Singleton
public class ProfileLinksInjector {

  public ProfileDto injectLinks(ProfileDto profileDto, ServiceContext serviceContext) {
    final UriBuilder uriBuilder = serviceContext.getServiceUriBuilder();
    final List<Link> links = new ArrayList<>(5);
    links.add(
        createLink(
            HttpMethod.GET,
            uriBuilder.clone().path(ProfileService.class, "getCurrent").build().toString(),
            null,
            APPLICATION_JSON,
            LINK_REL_CURRENT_PROFILE));
    links.add(
        createLink(
            HttpMethod.GET,
            uriBuilder
                .clone()
                .path(ProfileService.class, "getById")
                .build(profileDto.getUserId())
                .toString(),
            null,
            APPLICATION_JSON,
            LINK_REL_SELF));
    links.add(
        createLink(
            HttpMethod.PUT,
            uriBuilder.clone().path(ProfileService.class, "updateAttributes").build().toString(),
            APPLICATION_JSON,
            APPLICATION_JSON,
            LINK_REL_CURRENT_PROFILE_ATTRIBUTES));
    links.add(
        createLink(
            HttpMethod.DELETE,
            uriBuilder
                .clone()
                .path(ProfileService.class, "removeAttributes")
                .build(profileDto.getUserId())
                .toString(),
            APPLICATION_JSON,
            APPLICATION_JSON,
            LINK_REL_CURRENT_PROFILE_ATTRIBUTES));
    links.add(
        createLink(
            HttpMethod.PUT,
            uriBuilder
                .clone()
                .path(ProfileService.class, "updateAttributesById")
                .build(profileDto.getUserId())
                .toString(),
            APPLICATION_JSON,
            APPLICATION_JSON,
            LINK_REL_PROFILE_ATTRIBUTES));
    return profileDto.withLinks(links);
  }
}
