package lab6.rest.service;

import lab6.rest.pojo.EntryPOJO;

import javax.inject.Singleton;
import javax.ws.rs.*;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.GenericType;
import javax.ws.rs.core.MediaType;
import java.util.ArrayList;
import java.util.List;

@Singleton
@Path("/search")
public class SearchEngine {

    private static final String REST_URI = "http://localhost:8080/lab6_v2Web/blog";

    private Client restClient;
    private WebTarget resourceTarget;

    public SearchEngine() {
        restClient = ClientBuilder.newClient();
        resourceTarget = restClient.target(REST_URI);
    }
    

    @GET
    @Path("/entry/{title}")
    @Produces(MediaType.APPLICATION_JSON)
    public List<EntryPOJO> returnEntryByTitle(@PathParam("title") String title) {

        List<EntryPOJO> entrysOutput = new ArrayList<>();
        List<EntryPOJO> entrysFromService;
        entrysFromService = resourceTarget.request(MediaType.APPLICATION_JSON).get(new GenericType<List<EntryPOJO>>(){});

        for( int i=0; i<entrysFromService.size(); i++) {
            if (entrysFromService.get(i).getSubject().contains(title)) {
                entrysOutput.add(entrysFromService.get(i));
            }
        }
        return entrysOutput;
    }

    @DELETE
    @Path("/entry/{title}")
    public void deleteEntrysByTitle(@PathParam("title") String title) {

        //List<EntryPOJO> entrysOutput = new ArrayList<>();
        List<EntryPOJO> entrysFromService;
        entrysFromService = resourceTarget.request(MediaType.APPLICATION_JSON).get(new GenericType<List<EntryPOJO>>(){});

        for( int i=0; i<entrysFromService.size(); i++) {
            if (entrysFromService.get(i).getSubject().contains(title)) {
                entrysFromService.remove(i);
                //resourceTarget.request(MediaType.APPLICATION_JSON).delete();
                resourceTarget.path(entrysFromService.get(i).getId()).request().delete();
            }
        }

        //resourceTarget.request()
    }

    @DELETE
    @Path("/comment/{user}")
    public void deleteUserComments(@PathParam("user") String user) {

        //List<EntryPOJO> entrysOutput = new ArrayList<>();
        List<EntryPOJO> entrysFromService;
        entrysFromService = resourceTarget.request(MediaType.APPLICATION_JSON).get(new GenericType<List<EntryPOJO>>(){});

        for( int i=0; i<entrysFromService.size(); i++) {
            for(int j = 0; j<entrysFromService.get(i).getCommentPOJOList().size(); j++) {
                if (entrysFromService.get(i).getCommentPOJOList().get(j).getUser().equals(user)) {
                    //entrysFromService.remove(i);
                    //resourceTarget.request(MediaType.APPLICATION_JSON).delete();
                    resourceTarget.path(entrysFromService.get(i).getId()).path("/comment/").path(entrysFromService.get(i).getCommentPOJOList().get(j).getId()).request().delete();
                }
            }
        }

        //resourceTarget.request()
    }


}