package com.qxueyou.scc.sys.service.impl;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;

import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;

import com.qxueyou.scc.admin.classes.model.ClsClass;
import com.qxueyou.scc.base.model.Result;
import com.qxueyou.scc.base.service.impl.CommonAppService;
import com.qxueyou.scc.base.util.ClientUtils;
import com.qxueyou.scc.base.util.CollectionUtils;
import com.qxueyou.scc.base.util.TraceUtils;
import com.qxueyou.scc.sys.model.SysButton;
import com.qxueyou.scc.sys.model.SysMenu;
import com.qxueyou.scc.sys.model.SysPrivilege;
import com.qxueyou.scc.sys.service.IPrivilegeService;
import com.qxueyou.scc.user.model.User;
import com.qxueyou.scc.user.model.UserRole;

/**
 * 系统权限服务
 * 
 * @author 德虎
 *
 */
@Service
public class PriviledgeService extends CommonAppService implements IPrivilegeService {

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * com.iqtogether.qxueyou.sys.service.IPrivilegeService#getPrivilegesMenus(com.
	 * iqtogether.qxueyou.user.model.User)
	 */
	@Override
	public List<SysMenu> getPrivilegesMenus(String userId) {

		// 获取当前用户角色ID, 过滤当前角色
		String currRoleId = null;
		Short currOrgType = null;
		if (null != ClientUtils.getUserInfo() && StringUtils.isNotBlank(ClientUtils.getOrgId())) {
			currRoleId = ClientUtils.getCurrentRoleId();
		}

		List<SysMenu> firstLevelMenus = new ArrayList<SysMenu>(5);

		// 获取该用户当前角色的所有菜单权限
		List<SysMenu> allMenus = initAllMenus(currRoleId);

		// 过滤出第一层及第二层菜单权限
		initFirstSecondMenu(allMenus, firstLevelMenus, currOrgType);

		// 排序
		sortMenuList(firstLevelMenus);

		return firstLevelMenus;
	}

	private List<SysMenu> initAllMenus(String currRoleId) {

		List<SysMenu> allMenus = new ArrayList<SysMenu>(10);

		String hql = "select m from SysPrivilege s,SysMenu m where s.deleteFlag is false and m.deleteFlag is false "
				+ " and s.menuId = m.menuId and s.roleId = ? ";

		allMenus.addAll(this.find(hql, CollectionUtils.newList(currRoleId), SysMenu.class));

		// 如果是超管，菜单
		if ("6".equals(currRoleId) && allMenus.isEmpty()) {
			UserRole role = this.read(UserRole.class, "6");
			allMenus = role.getMenus();
		}

		return allMenus;

	}

	private void initFirstSecondMenu(List<SysMenu> allMenus, List<SysMenu> firstLevelMenus, Short currOrgType) {

		List<SysMenu> childMenus = null;
		List<SysMenu> secondMenus = null;

		for (SysMenu menu : allMenus) {

			if (menu.getLevel() == 1 && !firstLevelMenus.contains(menu)) {
				childMenus = menu.getChildren();
				secondMenus = new ArrayList<SysMenu>(5);

				initSecondMenu(allMenus, secondMenus, childMenus, currOrgType);

				if (!secondMenus.isEmpty()) {
					// 排序
					sortMenuList(secondMenus);
					menu.setChildren(secondMenus);
					firstLevelMenus.add(menu);
				}
			}
		}

	}

	private void initSecondMenu(List<SysMenu> allMenus, List<SysMenu> secondMenus, List<SysMenu> childMenus,
			Short currOrgType) {

		for (SysMenu m : childMenus) {

			if (m.getDeleteFlag()) {
				continue;
			}

			if (allMenus.contains(m)) {

				// 非高校过滤掉
				if (currOrgType == null) {
					continue;
				}

				secondMenus.add(m);
			}
		}
	}

	/**
	 * 获取已授权按钮列表,默认已经编辑过按钮权限的用户
	 * 
	 * @param name
	 * @return
	 */
	public Map<String, List<SysButton>> getPrivilegesButtons(String orgId, String topOrgId, String roleId) {

		String hql = "select b from SysButtonPrivilege s, SysButton b where "
				+ " s.deleteFlag is false and b.deleteFlag is false and s.buttonId = b.buttonId "
				+ " and s.topOrgId = ? and s.roleId = ? ";

		List<SysButton> lstButtons = this.find(hql, CollectionUtils.newList(topOrgId, roleId), SysButton.class);

		Map<String, List<SysButton>> resultMap = new HashMap<String, List<SysButton>>();
		List<SysButton> lsts;

		for (SysButton button : lstButtons) {

			if (!resultMap.containsKey(button.getModule())) {
				lsts = new ArrayList<SysButton>(5);
				lsts.add(button);
				resultMap.put(button.getModule(), lsts);

				continue;
			}

			lsts = resultMap.get(button.getModule());
			lsts.add(button);
			resultMap.put(button.getModule(), lsts);

		}

		return resultMap;

	}

	private void sortMenuList(List<SysMenu> sysMenus) {
		Collections.sort(sysMenus, new Comparator<SysMenu>() {
			public int compare(SysMenu menu1, SysMenu menu2) {

				Integer order1 = (Integer) menu1.getMenuOrder();
				Integer order2 = (Integer) menu2.getMenuOrder();
				// 升序
				return order1.compareTo(order2);
			}
		});
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * com.iqtogether.qxueyou.sys.service.IPrivilegeService#getAdminClasses(java.
	 * lang.String)
	 */
	@Override
	public List<ClsClass> getChargerClasses(String userId, String orgId) {

		String hql = "select cls from ClsClass cls,OrgCharger charge "
				+ "where cls.classChargerId = charge.orgChargerId " + "and charge.userId = ? " + "and charge.orgId = ? "
				+ "and cls.deleteFlag is false order by cls.name asc";

		return find(hql, CollectionUtils.newList(userId, ClientUtils.getOrgId()), ClsClass.class);
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * com.iqtogether.qxueyou.sys.service.IPrivilegeService#getAdminLessons(java.
	 * lang.String)
	 */
	@Override
	public List<ClsClass> getTeacherClasses(String userId, String orgId) {

		String hql = "select distinct  cls from SchClassSchedule lesson,OrgTeacher teacher , ClsClass cls "
				+ "where lesson.teacherId = teacher.orgTeacherId " + "and lesson.classId = cls.classId "
				+ "and teacher.userId= ? " + "and teacher.orgId= ? " + "and lesson.deleteFlag is false "
				+ "and teacher.deleteFlag is false " + "and cls.deleteFlag is false ";

		return find(hql, CollectionUtils.newList(userId, orgId), ClsClass.class);
	}

	/*
	 * 获取讲师直播关联的class
	 * 
	 */
	@Override
	public List<ClsClass> getTeacherLiveClasses(String userId, String orgId) {

		String hql = "select distinct  cls from MediaVideoLive live,OrgTeacher teacher , ClsClass cls "
				+ "where live.anchorId = teacher.orgTeacherId " + "and live.classId = cls.classId "
				+ "and teacher.userId= ? " + "and teacher.orgId= ? " + "and live.deleteFlag is false "
				+ "and teacher.deleteFlag is false " + "and cls.deleteFlag is false ";

		return find(hql, CollectionUtils.newList(userId, orgId), ClsClass.class);
	}

	/**
	 * 助理讲师班级列表
	 */
	@SuppressWarnings({ "unchecked", "rawtypes" })
	@Override
	public List<ClsClass> getAssisTeacherClasses(String userId, String orgId) {
		// 1、讲师助教
		String hql = "select distinct  cls from MediaVideoLive live,OrgAssistantTeacher teacher , ClsClass cls "
				+ "where live.anchorId = teacher.orgTeacherId " + "and live.classId = cls.classId "
				+ "and teacher.userId= ? " + "and teacher.orgId= ? " + "and live.deleteFlag is false "
				+ "and teacher.deleteFlag is false " + "and cls.deleteFlag is false ";

		List<ClsClass> teacherList = find(hql, CollectionUtils.newList(userId, orgId), ClsClass.class);

		// 2.班主任助教
		String hql2 = "select distinct  cls from OrgAssistantTeacher teacher , ClsClass cls "
				+ "where teacher.orgTeacherId=cls.classChargerId " + "and teacher.classId = cls.classId "
				+ "and teacher.userId= ? " + "and teacher.orgId= ? " + "and teacher.deleteFlag is false "
				+ "and cls.deleteFlag is false ";

		List<ClsClass> chargerList = find(hql2, CollectionUtils.newList(userId, orgId), ClsClass.class);

		teacherList.addAll(chargerList);
		// 去重
		HashSet h = new HashSet(teacherList);
		teacherList.clear();
		teacherList.addAll(h);

		return teacherList;
	}

	/**
	 * 新增list
	 * 
	 * @param privileges
	 * @return
	 */
	public Result updatePrivileges(String[] arrMenuIds, String roleId) {

		List<SysPrivilege> lstPrivileges = new ArrayList<SysPrivilege>(arrMenuIds.length);
		SysPrivilege privilege;
		for (String menuId : arrMenuIds) {

			privilege = new SysPrivilege();
			TraceUtils.setCreateTrace(privilege);

			privilege.setMenuId(menuId);
			privilege.setOrgId(ClientUtils.getOrgId());
			privilege.setRoleId(roleId);

			lstPrivileges.add(privilege);

		}

		this.saveOrUpdateAll(lstPrivileges);

		return new Result(true);

	}

	/**
	 * 删除list
	 * 
	 * @param privileges
	 * @return
	 */
	public Result deletePrivileges(String[] deleteMenuIds, String roleId) {

		// 修改为使用update
		// bulkUpdateInLoop("update SysPrivilege set deleteFlag = true where roleId = '"
		// + roleId + "' and menuId = ?", deleteMenuIds );
		String hql = " from SysPrivilege where menuId in (:menuIds) and deleteFlag is false and roleId = :roleId ";
		Map<String, Object> argsMap = new HashMap<String, Object>();
		argsMap.put("menuIds", deleteMenuIds);
		argsMap.put("roleId", roleId);
		List<SysPrivilege> lstPrivileges = this.findByComplexHql(hql, argsMap, SysPrivilege.class);

		if (lstPrivileges.isEmpty()) {
			return new Result(true);
		}

		for (SysPrivilege privilege : lstPrivileges) {
			TraceUtils.setUpdateTrace(privilege);
			privilege.setDeleteFlag(true);
		}

		this.saveOrUpdateAll(lstPrivileges);
		return new Result(true);

	}

	@Override
	public Result getMenus(User user) {

		String hql = "select DISTINCT m.menuId as index ,m.name as title ,m.url as router ,  m.hover as hover , "
				+ " m.icon as icon ,m.parentMenuId as parentMenuId ,m.menuOrder as menuOrder from SysMenu m , UserReRoleUser u ,"
				+ "SysPrivilege s where m.deleteFlag is false and u.deleteFlag is false and s.deleteFlag is false and "
					+ "u.userId =:userId and u.roleId = s.roleId  and s.menuId = m.menuId order by m.menuOrder ";

		List<Map<String, Object>> menuLst = findListWithMapByHql(hql,
				CollectionUtils.newObjectMap("userId", user.getUserId()));
		System.out.println(menuLst);
		for (Map<String, Object> map : menuLst) {
			map.put("children", CollectionUtils.newList());
		}

		String hqlRole = "select min(u.type)   from UserRole u , UserReRoleUser r where u.deleteFlag is false and r.deleteFlag is false and r.userId =:userId and u.roleId =r.roleId";

		String maxRoleTypeStr = findUniqueByHql(hqlRole, CollectionUtils.newObjectMap("userId", user.getUserId()));
		if (StringUtils.isBlank(maxRoleTypeStr)) {
			return new Result(false, "该用户没有权限,登录失败");
		}
		Integer maxRoleType = Integer.valueOf(maxRoleTypeStr);
		return new Result(true, "success", CollectionUtils.newObjectMap("menuLst", menuLst, "userName", user.getName(),
				"userId", user.getUserId(), "imgPath", user.getImgPath(), "roleType", maxRoleType));
	}
}