package org.gcube.portal.social.networking.ws.methods.v2;

import java.util.List;

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 org.gcube.portal.databook.shared.*;
import org.gcube.portal.social.networking.ws.utils.CassandraConnection;
import org.gcube.portal.social.networking.ws.outputs.ResponseBean;
import org.slf4j.LoggerFactory;

import com.webcohesion.enunciate.metadata.rs.RequestHeader;
import com.webcohesion.enunciate.metadata.rs.RequestHeaders;


/**
 * REST interface for the social networking library (hash tags).
 */
@Path("2/invites")
@RequestHeaders ({
        @RequestHeader( name = "Authorization", description = "Bearer token, see https://dev.d4science.org/how-to-access-resources"),
        @RequestHeader( name = "Content-Type", description = "application/json")
})
public class Invites {

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

    @GET
    @Produces(MediaType.APPLICATION_JSON)
    @Path("is-existing-invite-lib")
    public Response isExistingInviteLib(
            @QueryParam("vreid")
            String vreid,
            @QueryParam("email")
            String email
    ) throws ValidationException{
        ResponseBean responseBean = new ResponseBean();
        Status status = Status.OK;
        String inv = null;

        try{
            logger.info("Retrieving invite for vre " + vreid);
            inv = CassandraConnection.getInstance().getDatabookStore().isExistingInvite(vreid, email);
            responseBean.setResult(inv);
            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();
    }

    @POST
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)
    @Path("save-invite-lib")
    public Response saveInviteLib(
            @NotNull(message="invite to save is missing")
            @Valid
            Invite invite
    ) throws ValidationException{
        ResponseBean responseBean = new ResponseBean();
        Status status = Status.OK;
        InviteOperationResult inv = null;

        try{
            inv = CassandraConnection.getInstance().getDatabookStore().saveInvite(invite);
            responseBean.setResult(inv);
            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("read-invite-lib")
    public Response readInviteLib(
            @QueryParam("inviteid")
            String inviteid
    ) throws ValidationException{
        ResponseBean responseBean = new ResponseBean();
        Status status = Status.OK;
        Invite inv = null;

        try{
            logger.info("Retrieving invite for id " + inviteid);
            inv = CassandraConnection.getInstance().getDatabookStore().readInvite(inviteid);
            responseBean.setResult(inv);
            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();
    }


    @POST
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)
    @Path("set-invite-status-lib")
    public Response setInviteStatusLib(
            @QueryParam("vreid")
            String vreid,
            @QueryParam("email")
            String email,
            @NotNull(message="invitestatus to save is missing")
            @Valid
            InviteStatus stat
    ) throws ValidationException{
        ResponseBean responseBean = new ResponseBean();
        Status status = Status.OK;
        Boolean inv = null;

        try{
            inv = CassandraConnection.getInstance().getDatabookStore().setInviteStatus(vreid,email,stat);
            responseBean.setResult(inv);
            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();
    }


    @POST
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)
    @Path("get-invited-email-by-vre-lib")
    public Response getInvitedEmailsByVRELib(
            @QueryParam("vreid")
            String vreid,
            @NotNull(message="invitestatus to save is missing")
            @Valid
            InviteStatus... stat
    ) throws ValidationException{
        ResponseBean responseBean = new ResponseBean();
        Status status = Status.OK;
        List<Invite> inv = null;

        try{
            inv = CassandraConnection.getInstance().getDatabookStore().getInvitedEmailsByVRE(vreid, stat);
            responseBean.setResult(inv);
            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();
    }
}