package com.terra.system.service.all;

import com.terra.common.entity.all.RedisCacheKey;
import com.terra.common.entity.all.SettingData;
import com.terra.common.entity.all.StaticData;
import com.terra.common.service.RedisService;
import com.terra.system.entity.all.*;
import com.terra.system.entity.sys.MenuEntity;
import com.terra.system.entity.sys.ResEntity;
import com.terra.system.mapper.all.PermsMapper;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * 授权服务
 * @author WWW
 */
@Service
@SuppressWarnings("ALL")
public class PermsService implements PermsMapper {
    @Resource
    PermsMapper permsMapper;

    @Resource
    RedisService redisService;

    @Override
    public List<ResEntity> selectRes(String uid) {
        return selectResByUid(uid, false);
    }

    @Override
    public List<ResEntity> selectAllRes() {
        return selectResByUid(StaticData.ADMIN, true);
    }

    private List<ResEntity> selectResByUid(String uid, boolean isAll) {
        String key = RedisCacheKey.permsResKey(uid);
        Object obj = redisService.get(key);
        if (obj instanceof List<?>) {
            return (List<ResEntity>) obj;
        }

        List<ResEntity> list = isAll ? permsMapper.selectAllRes() : permsMapper.selectRes(uid);
        if (list != null && list.size() > 0) {
            redisService.put(key, list, SettingData.CACHE_EXPIRE, TimeUnit.MINUTES);
        }

        return list;
    }

    @Override
    public List<MenusAuthEntity> selectMenus(String uid) {
        String key = RedisCacheKey.permsMenusKey(uid);
        Object obj = redisService.get(key);
        if (obj instanceof List<?>) {
            return (List<MenusAuthEntity>) obj;
        }

        List<MenusAuthEntity> list = permsMapper.selectMenus(uid);
        if (list != null && !list.isEmpty()) {
            redisService.put(key, list, SettingData.CACHE_EXPIRE, TimeUnit.MINUTES);
        }

        return list;
    }

    @Override
    public List<String> selectPerms(String uid) {
        String key = RedisCacheKey.permsPermsKey(uid);
        Object obj = redisService.get(key);
        if (obj instanceof List<?>) {
            return (List<String>) obj;
        }

        List<String> list = permsMapper.selectPerms(uid);
        if (list != null && !list.isEmpty()) {
            redisService.put(key, list, SettingData.CACHE_EXPIRE, TimeUnit.MINUTES);
        }

        return list;
    }

    @Override
    public List<PermsAuthEntity> selectPermsEntity(String uid) {
        String key = RedisCacheKey.permsPermsEntityKey(uid);
        Object obj = redisService.get(key);
        if (obj instanceof List<?>) {
            return (List<PermsAuthEntity>) obj;
        }

        List<PermsAuthEntity> list = permsMapper.selectPermsEntity(uid);
        if (list != null && !list.isEmpty()) {
            redisService.put(key, list, SettingData.CACHE_EXPIRE, TimeUnit.MINUTES);
        }

        return list;
    }

    @Override
    public List<Integer> selectRoles(String uid) {
        return permsMapper.selectRoles(uid);
    }

    @Override
    public List<MenuEntity> selectMenuRecursive(int id, String uid) {
        return permsMapper.selectMenuRecursive(id, uid);
    }

    /**
     * 清除授权缓存
     */
    public void clearPermsCache() {
        redisService.clearKeys(RedisCacheKey.permsRootKey());
    }

    /**
     * 清除所有缓存
     */
    public void clearAllCache() {
        redisService.clearAll();
    }
}