com.github.athi.athifx.gui.configuration.AthiFXApplicationProperties Maven / Gradle / Ivy

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AthiFX project for creating JavaFX simple application GUI.
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package com.github.athi.athifx.gui.configuration;

import com.github.athi.athifx.gui.application.AthiFXSession;
import com.github.athi.athifx.gui.menu.group.Group;
import com.github.athi.athifx.gui.menu.item.Item;
import com.github.athi.athifx.gui.navigation.view.AView;
import com.github.athi.athifx.gui.navigation.view.View;
import com.github.athi.athifx.gui.security.Secured;
import com.github.athi.athifx.gui.security.User;
import com.github.athi.athifx.injector.injection.AthiFXInjector;
import com.google.common.collect.Lists;
import com.google.inject.Inject;
import org.reflections.Reflections;

import javax.annotation.PostConstruct;
import javax.enterprise.context.SessionScoped;
import javax.enterprise.inject.Any;
import javax.enterprise.inject.Instance;
import java.io.Serializable;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * Created by Athi
 */
@SessionScoped
public class AthiFXApplicationProperties implements Serializable {

    @Inject
    private AthiFXSession session;

    @Any
    @Inject
    private Instance viewsInstance;

    private List groups;
    private List items;

    @PostConstruct
    private void initApplicationConfiguration() {
        Reflections reflections = AthiFXInjector.getReflections();

        Set> groupsClasses = reflections.getSubTypesOf(Group.class);
        groups = Arrays.asList(groupsClasses.iterator().next().getEnumConstants());

        Set> itemsClasses = reflections.getSubTypesOf(Item.class);
        items = Arrays.asList(itemsClasses.iterator().next().getEnumConstants());
    }

    public Map getViews() {
        return Lists.newArrayList(viewsInstance)
                .stream()
                .filter(v -> v.getClass().isAnnotationPresent(View.class))
                .collect(Collectors.toMap(v -> v.getClass().getAnnotation(View.class).itemId(), aView -> aView));
    }

    public List getGroups() {
        return groups;
    }

    public List getItems() {
        return items;
    }

    public boolean isNotSecured(Item item) {
        AView itemView = getViews().get(item.id());
        return isNotSecured(itemView);
    }

    public boolean isNotSecured(AView view) {
        Class viewClass = view.getClass();
        if (viewClass.isAnnotationPresent(Secured.class)) {
            Secured securedAnnotation = viewClass.getAnnotation(Secured.class);
            return isAnyOrAllPermitted(securedAnnotation);
        } else {
            return true;
        }
    }

    private boolean isAnyOrAllPermitted(Secured securedAnnotation) {
        User user = session.getUser();
        String[] permissions = securedAnnotation.permissions();
        return securedAnnotation.any() ? user.isAnyPermitted(permissions) : user.isAllPermitted(permissions);
    }
}