social-networking-library-ws/src/main/java/org/gcube/portal/social/networking/ws/lib/Likes.java

package org.gcube.portal.social.networking.ws.lib;


import com.webcohesion.enunciate.metadata.Ignore;
import com.webcohesion.enunciate.metadata.rs.RequestHeader;
import com.webcohesion.enunciate.metadata.rs.RequestHeaders;
import org.gcube.portal.databook.shared.Like;
import org.gcube.portal.social.networking.ws.outputs.ResponseBean;
import org.gcube.portal.social.networking.ws.utils.CassandraConnection;
import org.slf4j.LoggerFactory;

import javax.validation.Valid;
import javax.validation.ValidationException;
import javax.validation.constraints.NotNull;
import javax.ws.rs.*;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import java.util.List;

/**
 * REST interface for the social networking library (likes).
 * @author Ahmed Ibrahim ISTI-CNR
 */
@Path("lib/likes")
@RequestHeaders ({
		@RequestHeader( name = "Authorization", description = "Bearer token, see https://dev.d4science.org/how-to-access-resources"),
		@RequestHeader( name = "Content-Type", description = "application/json")
})
@Ignore
public class Likes {

	// Logger
	private static final org.slf4j.Logger logger = LoggerFactory.getLogger(Likes.class);

	//library api
	@POST
	@Consumes(MediaType.APPLICATION_JSON)
	@Produces(MediaType.APPLICATION_JSON)
	@Path("like-lib")
	public Response likeLib(
			@NotNull(message="like to add is missing")
			@Valid
			Like like
	) throws ValidationException{
		ResponseBean responseBean = new ResponseBean();
		Status status = Status.OK;
		try{
			logger.info("Writing like with likeid " + like.getKey());
			boolean result = CassandraConnection.getInstance().getDatabookStore().like(like);
			responseBean.setResult(result);
			responseBean.setMessage("");
			responseBean.setSuccess(result);
		}catch(Exception e){
			logger.error("Unable to write comment.", e);
			responseBean.setMessage(e.getMessage());
			responseBean.setSuccess(false);
			status = Status.INTERNAL_SERVER_ERROR;
		}
		return Response.status(status).entity(responseBean).build();
	}

	@POST
	@Consumes(MediaType.APPLICATION_JSON)
	@Produces(MediaType.APPLICATION_JSON)
	@Path("unlike-lib")
	public Response unlikeLib(
			@QueryParam("userid")
			String userid,
			@QueryParam("likeid")
			String likeid,
			@QueryParam("feedid")
			String feedid
	) throws ValidationException{
		ResponseBean responseBean = new ResponseBean();
		Status status = Status.OK;
		try{
			logger.info("Writing unlike with likeid " + likeid);
			boolean result = CassandraConnection.getInstance().getDatabookStore().unlike(userid,likeid,feedid);
			responseBean.setResult(result);
			responseBean.setMessage("");
			responseBean.setSuccess(result);
		}catch(Exception e){
			logger.error("Unable to write comment.", e);
			responseBean.setMessage(e.getMessage());
			responseBean.setSuccess(false);
			status = Status.INTERNAL_SERVER_ERROR;
		}
		return Response.status(status).entity(responseBean).build();
	}


	@GET
	@Produces(MediaType.APPLICATION_JSON)
	@Path("get-all-liked-posts-by-user-lib")
	public Response getAllLikedPostIdsByUserLib(
			@QueryParam("userid")
			String userid
	) throws ValidationException{

		ResponseBean responseBean = new ResponseBean();
		Status status = Status.OK;
		List<String> likes = null;

		try{
			logger.info("Retrieving likes for user id " + userid);
			likes = CassandraConnection.getInstance().getDatabookStore().getAllLikedPostIdsByUser(userid);
			responseBean.setResult(likes);
			responseBean.setMessage("");
			responseBean.setSuccess(true);
		}catch(Exception e){
			logger.error("Unable to retrieve such likes.", e);
			responseBean.setMessage(e.getMessage());
			responseBean.setSuccess(false);
			status = Status.INTERNAL_SERVER_ERROR;
		}
		return Response.status(status).entity(responseBean).build();
	}


	@GET
	@Produces(MediaType.APPLICATION_JSON)
	@Path("get-all-likes-by-post-lib")
	public Response getAllLikesByPostLib(
			@QueryParam("postid")
			String postid
	) throws ValidationException{

		ResponseBean responseBean = new ResponseBean();
		Status status = Status.OK;
		List<Like> likes = null;

		try{
			logger.info("Retrieving likes for post id " + postid);
			likes = CassandraConnection.getInstance().getDatabookStore().getAllLikesByPost(postid);
			responseBean.setResult(likes);
			responseBean.setMessage("");
			responseBean.setSuccess(true);
		}catch(Exception e){
			logger.error("Unable to retrieve such likes.", e);
			responseBean.setMessage(e.getMessage());
			responseBean.setSuccess(false);
			status = Status.INTERNAL_SERVER_ERROR;
		}
		return Response.status(status).entity(responseBean).build();
	}
}