AttentionController.java

package controllers;

import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import org.bson.types.ObjectId;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import play.modules.morphia.Model.MorphiaUpdateOperations;
import play.mvc.Before;
import vo.MerchantVO;

import com.withiter.models.account.Account;
import com.withiter.models.merchant.Attention;
import com.withiter.models.merchant.Merchant;
import com.withiter.models.merchant.Open;
import com.withiter.utils.StringUtils;

public class AttentionController extends BaseController {

	private static Logger logger = LoggerFactory.getLogger(controllers.AttentionController.class);

	/**
	 * Interception any caller on this controller, will first invoke this method
	 */
	@Before
	static void checkAuthentification() {
		Map headers = request.headers;
		Iterator it = headers.keySet().iterator();
		while (it.hasNext()) {
			String key = (String) it.next();
			logger.debug(key + ", " + headers.get(key));
		}

		if (headers.containsKey("user-agent")) {
			if (!(request.headers.get("user-agent").values.contains("QuhaoAndroid") || request.headers.get("user-agent").values.contains("QuhaoIOS"))) {
				renderJSON("请使用Android/iOS APP访问。");
			}
		} else {
			renderJSON("请使用Android/iOS APP访问。");
		}
	}

	/**
	 * 商家评价
	 * 
	 * @param mid
	 *            商家id
	 * @param accountId
	 *            用户id
	 * @param flag
	 *            =1 标示是取消关注 flag=0 关注
	 * @return String
	 */
	public static void updateAttention(String mid, String accountId, int flag) {
		if (!StringUtils.isEmpty(mid) && !StringUtils.isEmpty(accountId)) {
			synchronized (AttentionController.class) {
				Attention attention = Attention.getAttentionById(mid, accountId);
				Merchant merchant = Merchant.findByMid(mid);
				Account account = Account.findById(accountId);
				if (null == merchant || null == account) {
					renderText("error");
				}

				if (attention == null) {
					Attention a = new Attention();
					a.accountId = accountId;
					a.mid = mid;
					a.flag = true;
					a.save();
					merchant.markedCount = merchant.markedCount + 1;
					account.guanzhu = account.guanzhu + 1;
				} else {
					if (flag == 1) {
						attention.flag = false;
						account.guanzhu = account.guanzhu - 1;
						merchant.markedCount = merchant.markedCount - 1;
					} else {
						attention.flag = true;
						merchant.markedCount = merchant.markedCount + 1;
						account.guanzhu = account.guanzhu + 1;
					}
					attention.save();

				}
				merchant.save();
				account.save();
				renderText("success");
			}
		} else {
			renderText("error");
		}
	}

	/**
	 * @param userX
	 *            用户所在经度
	 * @param userY
	 *            用户所在纬度 返回我的关注商家
	 */
	public static void marked(String aid, double userX, double userY) {
		if (StringUtils.isEmpty(aid)) {
			renderJSON(false);
		}

		List<Merchant> ms = Attention.getMerchantsByAid(aid);
		List<MerchantVO> avos = new ArrayList<MerchantVO>();
		MerchantVO mvo = null;
		if (ms != null) {
			for (Merchant m : ms) {
				mvo = MerchantVO.build(m, userX, userY, Open.getNumberByMid(m.id()));
				avos.add(mvo);
			}
		}
		renderJSON(avos);
	}
}