package ru.ulstu.paper.controller;

import ru.ulstu.core.navigation.Page;
import ru.ulstu.core.util.FacesUtil;
import ru.ulstu.paper.model.Paper;
import ru.ulstu.paper.service.PaperService;
import ru.ulstu.user.model.User;
import ru.ulstu.user.service.UserService;

import javax.annotation.PostConstruct;
import javax.faces.context.FacesContext;
import javax.faces.view.ViewScoped;
import javax.inject.Inject;
import javax.inject.Named;
import java.io.Serializable;
import java.util.Arrays;
import java.util.List;
import java.util.Map;

@Named
@ViewScoped
public class PaperView implements Serializable {
    @Inject
    private PaperService paperService;

    @Inject
    private UserService userService;

    private Paper paper;

    @PostConstruct
    public void init() {
        Map<String, String> params = FacesContext.getCurrentInstance().
                getExternalContext().getRequestParameterMap();
        paper = paperService.findPaperById(Integer.valueOf(params.get("id")));
        FacesUtil.showInfoMessage("Статья открыта", "");
    }

    public Paper getPaper() {
        return paper;
    }

    public void setPaper(Paper paper) {
        this.paper = paper;
    }

    public List<Paper.PaperStatus> getPaperStatuses() {
        return Arrays.asList(Paper.PaperStatus.values());
    }

    public List<Paper.PaperType> getPaperTypes() {
        return Arrays.asList(Paper.PaperType.values());
    }

    public List<User> getAuthors() {
        return userService.findAll();
    }

    public String save() {
        paperService.save(paper);
        FacesUtil.showInfoMessage("Статья сохранена", "");
        return Page.PAPER_LIST + "?faces-redirect=true";
    }
}