package sc545.pay.main;

import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;



import sc545.pay.utils.DBUtil;
import sc545.pay.utils.GsonUtils;
import sc545.pay.utils.Utils;




@CrossOrigin(origins = "*", maxAge = 3600)
@RestController
public class MainController {
	
	
	/**
	 * 获取付款码
	 * @param param
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/createOrder", produces = "text/html;charset=UTF-8")
	public String createOrder(
			@RequestParam(required = false, defaultValue = "") String n,
			@RequestParam(required = false, defaultValue = "") String t,
			HttpServletRequest request,
			HttpServletResponse response
			) {
		
		double num = Utils.getNumDouble(n);
		if(num<0.01||num>2000) return "{\"errcode\":\"-1\",\"msg\":\"0<金额<2000\"}";
		core core=new core();
		HashMap<String, String> order = core.createOrder(num, t);
		
		return GsonUtils.ObjectToJson(order);
	}
	

	/**
	 * 查询订单
	 * @param id
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/queryOrder", produces = "text/html;charset=UTF-8")
	public String queryOrder(
			@RequestParam(required = false, defaultValue = "") String id,
			HttpServletRequest request,
			HttpServletResponse response
			) {
		
		
		core core=new core();
		Map<String, Object> order = core.queryOrder(id);
		
		return GsonUtils.ObjectToJson(order);
	}
	
	/**
	 * 查询支付是否已完成
	 * @param id
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/queryPay", produces = "text/html;charset=UTF-8")
	public String queryPay(
			@RequestParam(required = false, defaultValue = "") String id,
			HttpServletRequest request,
			HttpServletResponse response
			) {
		
		
		core core=new core();
		Map<String, Object> order = core.queryOrder(id);
		
		if(order!=null){
			if("3".equals(order.get("ostatus")+"")||"4".equals(order.get("ostatus")+"")) return "{\"msg\":\"已支付\"}";
			else  return "{\"msg\":\"未支付\"}";
		}else{ 
			return "{\"msg\":\"未支付\"}";
		}
	}
	
	/**
	 * 支付宝通知回调<br>
	 * 设置中的“应用网关”
	 * @param param
	 * @param request
	 * @param response
	 */
	@RequestMapping(value = "/alinotify", produces = "text/html;charset=UTF-8")
	public void alinotify(
			@RequestParam(required = false, defaultValue = "") Map<String, String> param,
			HttpServletRequest request,
			HttpServletResponse response
			) {

		DBUtil db = new DBUtil();
		core core=new core();
		
		//只有支付成功后，支付宝才会回调应用接口，可直接获取支付宝响应的参数
        String order_id = param.get("out_trade_no");
        int s =0;
        String ss = param.get("trade_status");
        if("WAIT_BUYER_PAY".equals(ss)) s=1;
        else if("TRADE_CLOSED".equals(ss)) s=2;
        else if("TRADE_SUCCESS".equals(ss)) s=3;
        else if("TRADE_FINISHED".equals(ss)) s=4;
        
        //检查数据库是否有本数据，有就修改，没有新增
        int i = db.execSql("select * from _orders where out_trade_no = ?", new String[]{order_id});
        if(i>0) core.updateOrder(order_id);
        else{
        	db.execUpdate("insert into _orders(out_trade_no,trade_no,otitle,onum,ostatus,zfbuser,paynum,getnum,zfbuserid,getbody) "
        			+ "values("+order_id+",?,?,"+param.get("total_amount")+","+s+",?,"+param.get("buyer_pay_amount")+","+param.get("receipt_amount")+",?,?)", new String[]{param.get("trade_no"),param.get("subject"),param.get("buyer_logon_id"),param.get("buyer_id"),param.toString()});
			
        }
        
       
		

	}
	

}