package com.yeshi.fanli.service.impl.user;

import java.util.Date;
import java.util.List;
import java.util.UUID;

import javax.annotation.Resource;

import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import com.yeshi.fanli.dao.user.UserConvertLinkTemplateDao;
import com.yeshi.fanli.entity.bus.user.UserConvertLinkTemplate;
import com.yeshi.fanli.service.inter.user.UserConvertLinkTemplateService;
import com.yeshi.fanli.service.inter.user.UserInfoExtraService;
import com.yeshi.fanli.service.inter.user.vip.UserVIPInfoService;
import com.yeshi.fanli.util.StringUtil;

@Service
public class UserConvertLinkTemplateServiceImpl implements UserConvertLinkTemplateService {

	@Resource
	private UserConvertLinkTemplateDao userConvertLinkTemplateDao;

	@Resource
	private UserVIPInfoService userVIPInfoService;

	@Resource
	private UserInfoExtraService userInfoExtraService;

	/**
	 * 
	 * @Title: countByUid
	 * @Description: 根据用户ID统计数量
	 * @param uid
	 * @return 
	 * long 返回类型
	 * @throws
	 */
	private long countByUid(Long uid) {
		Query query = new Query();
		query.addCriteria(Criteria.where("uid").is(uid));
		return userConvertLinkTemplateDao.count(query);
	}

	/**
	 * 
	 * @Title: verifyTemplate
	 * @Description: 验证模板内容是否正确
	 * @param template
	 * @param uid
	 * @throws Exception 
	 * void 返回类型
	 * @throws
	 */
	private void verifyTemplate(String template, Long uid) throws Exception {
		if (StringUtil.isNullOrEmpty(template))
			throw new Exception("模板内容不能为空");
		if (template.length() > 140) {
			throw new Exception("最长为140个字");
		}

		if (template.contains("[邀请码]")) {
			String inviteCode = userInfoExtraService.getInviteCodeByUid(uid);
			if (StringUtil.isNullOrEmpty(inviteCode)) {
				throw new Exception("用户未激活，模板本不能出现[邀请码]");
			}
		}

	}

	@Override
	public List<UserConvertLinkTemplate> listByUid(Long uid) {
		Query query = new Query();
		query.addCriteria(Criteria.where("uid").is(uid).and("createTime").lte(new Date(System.currentTimeMillis()+1000*60*60*24L)));
		List<UserConvertLinkTemplate> templateList = userConvertLinkTemplateDao.findList(query);
		if (templateList != null) {
			String inviteCode = null;
			for (UserConvertLinkTemplate userConvertLinkTemplate : templateList) {
				// 替换邀请码
				if (userConvertLinkTemplate.getTemplate().contains("[邀请码]")) {
					if (inviteCode == null)
						inviteCode = userInfoExtraService.getInviteCodeByUid(uid);
					userConvertLinkTemplate
							.setContent(userConvertLinkTemplate.getTemplate().replace("[邀请码]", inviteCode));
				}
			}
		}
		return templateList;
	}

	@Override
	public void updateTemplate(UserConvertLinkTemplate template) throws Exception {

		if (template.getId() == null || StringUtil.isNullOrEmpty(template.getTemplate()))
			throw new Exception("参数不完整");

		UserConvertLinkTemplate oldTemplate = userConvertLinkTemplateDao.get(template.getId());
		if (oldTemplate == null)
			throw new Exception("模板不存在");

		verifyTemplate(template.getTemplate(), oldTemplate.getUid());

		oldTemplate.setTemplate(template.getTemplate());
		oldTemplate.setUpdateTime(new Date());
		userConvertLinkTemplateDao.save(oldTemplate);
	}

	@Override
	public void deleteConvertLinkTemplate(String id, Long uid) throws Exception {
		UserConvertLinkTemplate template = userConvertLinkTemplateDao.get(id);
		if (template != null && template.getUid().longValue() != uid)
			throw new Exception("只能删除属于自己的");
		userConvertLinkTemplateDao.delete(id);
	}

	@Override
	public void addConvertLinkTemplate(UserConvertLinkTemplate template) throws Exception {
		if (template.getUid() == null || StringUtil.isNullOrEmpty(template.getTemplate()))
			throw new Exception("参数不完整");

		int maxCount = 5;

		// 判断数量
		long count = countByUid(template.getUid());
		if (count >= maxCount) {
			throw new Exception("数量超限");
		}

		verifyTemplate(template.getTemplate(), template.getUid());

		// 添加模板
		if (template.getCreateTime() == null)
			template.setCreateTime(new Date());

		template.setId(template.getUid() + "-"
				+ StringUtil.Md5(UUID.randomUUID().toString() + "#" + System.currentTimeMillis()));

		userConvertLinkTemplateDao.save(template);
	}

}