package com.ecep.contract.manager;

import java.util.List;
import java.util.Locale;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.ecep.contract.manager.ds.other.model.Employee;
import com.ecep.contract.manager.ds.other.model.EmployeeRole;
import com.ecep.contract.manager.ds.other.service.EmployeeService;
import com.ecep.contract.manager.ds.other.vo.EmployeeViewModel;

import javafx.application.Platform;
import javafx.beans.property.SimpleListProperty;
import javafx.beans.property.SimpleObjectProperty;
import javafx.collections.FXCollections;
import lombok.ToString;

/**
 * 当前登录用户
 */
@ToString(of = {"id", "name", "email", "phone", "roles"})
public class CurrentEmployee extends EmployeeViewModel {
    private static final Logger logger = LoggerFactory.getLogger(CurrentEmployee.class);
    /**
     * 语言环境
     */
    private SimpleObjectProperty<Locale> locale = new SimpleObjectProperty<>(Locale.getDefault());
    /**
     * 角色
     */
    private SimpleListProperty<EmployeeRole> roles = new SimpleListProperty<>(FXCollections.observableArrayList());
    /**
     * 是否系统管理员
     */
    public boolean isSystemAdministrator() {
        return roles.stream().anyMatch(EmployeeRole::isSystemAdministrator);
    }
    /**
     * 语言环境属性
     */
    public SimpleObjectProperty<Locale> localeProperty() {
        return locale;
    }
    /**
     * 角色属性
     */
    public SimpleListProperty<EmployeeRole> rolesProperty() {
        return roles;
    }
    /**
     * 初始化
     */
    public CompletableFuture<Void> initialize() {
        CompletableFuture<Void> future = new CompletableFuture<>();
        ScheduledExecutorService executorService = Desktop.instance.getExecutorService();
        /**
         * 异步初始化当前用户
         * 1. 从数据库中查询当前用户
         * 2. 从数据库中查询当前用户的角色
         * 3. 更新当前用户的信息
         * 4. 更新当前用户的角色
         */
        executorService.submit(() -> {
            // issue #1 sss 2020-07-05
            EmployeeService employeeService = SpringApp.getBean(EmployeeService.class);
            Employee employee = employeeService.findById(Desktop.instance.getActiveEmployeeId());
            List<EmployeeRole> roles = employeeService.getRolesByEmployeeId(employee.getId());
            Platform.runLater(() -> {
                update(employee);
                rolesProperty().setAll(roles);
                // 发布事件
                SpringApp.context.publishEvent(new CurrentEmployeeInitialedEvent(this));
                future.complete(null);
            });
        });
        /**
         * 定时更新用户活动状态
         */
        executorService.scheduleWithFixedDelay(() -> {
            try {
                SpringApp.getBean(EmployeeService.class).updateActive(Desktop.instance.getSessionId());
            } catch (Exception e) {
                if (logger.isErrorEnabled()) {
                    logger.error("updateActive:{}", e.getMessage(), e);
                }
            }
        }, 10, 10, TimeUnit.SECONDS);
        return future;
    }
}