package enseirb.myinpulse.service;

import enseirb.myinpulse.model.Administrator;
import enseirb.myinpulse.model.Entrepreneur;
import enseirb.myinpulse.model.Project;
import enseirb.myinpulse.model.User;
import enseirb.myinpulse.service.database.AdministratorService;
import enseirb.myinpulse.service.database.EntrepreneurService;
import enseirb.myinpulse.service.database.ProjectService;
import enseirb.myinpulse.service.database.UserService;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.server.ResponseStatusException;

import java.util.Objects;

@Service
public class UtilsService {

    protected static final Logger logger = LogManager.getLogger();

    private final UserService userService;
    private final ProjectService projectService;
    private final EntrepreneurService entrepreneurService;
    private final AdministratorService administratorService;

    @Autowired
    UtilsService(
            ProjectService projectService,
            UserService userService,
            EntrepreneurService entrepreneurService,
            AdministratorService administratorService) {
        this.userService = userService;
        this.projectService = projectService;
        this.entrepreneurService = entrepreneurService;
        this.administratorService = administratorService;
    }

    // TODO: test?
    public Boolean isAllowedToCheckProject(String mail, long projectId) {
        if (isAnAdmin(mail)) {
            return true;
        }
        User user = this.userService.getUserByEmail(mail);
        Entrepreneur entrepreneur = this.entrepreneurService.getEntrepreneurById(user.getIdUser());
        if (entrepreneur == null) {
            logger.debug("testing access with an unknown Entrepreneur");
            return false;
        }
        if (entrepreneur.getProjectParticipation() == null) {
            logger.debug("testing access with an user with no project participation");
            return false;
        }
        Project project = this.projectService.getProjectById(projectId);
        // We compare the ID instead of the project themselves
        return Objects.equals(
                entrepreneur.getProjectParticipation().getIdProject(), project.getIdProject());
    }

    // TODO: test
    Boolean isAnAdmin(String mail) {
        try {
            long userId = this.userService.getUserByEmail(mail).getIdUser();
            Administrator a = this.administratorService.getAdministratorById(userId);
            return true;
        } catch (ResponseStatusException e) {
            logger.info(e);

            return false;
        }
    }
}