package cn.efunbox.audio.controller;

import cn.efunbox.audio.consts.Consts;
import cn.efunbox.audio.entity.Admin;
import cn.efunbox.audio.entity.Channel;
import cn.efunbox.audio.service.AdminService;
import cn.efunbox.audio.utils.ApiCode;
import cn.efunbox.audio.utils.Common;
import cn.efunbox.audio.utils.HttpUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Date;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.TimeUnit;

/**
 * Created by yao on 17-9-26.
 */
@RestController
@Slf4j
@RequestMapping(value = "/admin")
public class AdminController {

    @Autowired
    AdminService adminService;
    @Autowired
    StringRedisTemplate stringRedisTemplate;
    @Value("${admin.token.expire}")
    int tokenExpire = 24*30;

    @RequestMapping(value = "/login" ,method = RequestMethod.POST)
    public void Login(HttpServletRequest request, HttpServletResponse response){
        String name = request.getParameter("name");
        String pwd = request.getParameter("pwd");
        if(name==null && pwd==null){
            HttpUtil.responseApiCode(request, response, ApiCode.PARAMETER_ERROR);
            return;
        }
        List<Admin> list = adminService.SearchByName(name);
        if(list==null || list.size()<1){
            HttpUtil.responseApiCode(request, response, ApiCode.NOT_FOUND);
            return;
        }
        Admin admin = list.get(0);
        String pwdMD5 = Common.getMD5(Common.getMD5(pwd)+admin.getSalt());
//        System.out.println(pwdMD5);
//        System.out.println(admin.getPwd());
        if(pwdMD5.equalsIgnoreCase(admin.getPwd())){
            if(admin.getStatus()<0){
                HttpUtil.responseApiCode(request, response, ApiCode.ACCESS_DENIED);
                return;
            }

            String token = UUID.randomUUID().toString().replaceAll("-", "");
            admin.setToken(token);
            adminService.Update(admin);
            admin.setPwd("");
            admin.setSalt("");
            SaveRedis(admin);
            HttpUtil.responseOkData(request, response, admin);
        }else
            HttpUtil.responseApiCode(request, response, ApiCode.INVALID_TOKEN);

        return;
    }

//    @RequestMapping(value = "/register", method = RequestMethod.POST)
//    public void Insert(HttpServletRequest request, HttpServletResponse response){
//        String name = request.getParameter("name");
//        String pwd = request.getParameter("pwd");
//        String idChannel = request.getParameter("idChannel");
//        if(name==null || name.length()<4 || pwd==null || pwd.length()<4){
//            HttpUtil.responseApiCode(request, response, ApiCode.PARAMETER_ERROR);
//            return;
//        }
//        if(idChannel==null || idChannel.length()==0)
//            idChannel = "0";
//        String salt = UUID.randomUUID().toString().replaceAll("-","");
//        String token = UUID.randomUUID().toString().replaceAll("-", "");
//        String pwdMD5 = Common.getMD5(Common.getMD5(pwd) + salt);
//
//        List<Admin> list = adminService.SearchByName(name);
//        if(list!=null && list.size()>0){
//            HttpUtil.responseApiCode(request, response, ApiCode.RECORD_EXIST);
//            return;
//        }
//        Admin admin = new Admin();
//        admin.setName(name);
//        admin.setIdChannel(Long.valueOf(idChannel));
//        admin.setPwd(pwdMD5);
//        admin.setSalt(salt);
//        admin.setToken(token);
//        admin.setCreated(new Date());
//        admin = adminService.Insert(admin);
//        SaveRedis(admin);
//
//        HttpUtil.responseOutWithJson(request, response, admin);
//        return;
//    }

    @RequestMapping(value = "/search" ,method = RequestMethod.POST)
    public void Search(HttpServletRequest request, HttpServletResponse response){
        List<Admin> adminList = adminService.SearchAll();

        HttpUtil.responseOkData(request, response, adminList);
        return;
    }

    @RequestMapping(value = "/register", method = RequestMethod.POST)
    public void Register(HttpServletRequest request, HttpServletResponse response, @RequestBody Admin admin){
        InsertUpdate(request, response, admin);
    }

    @RequestMapping(value = "/update", method = RequestMethod.POST)
    public void Update(HttpServletRequest request, HttpServletResponse response, @RequestBody Admin admin){
        InsertUpdate(request, response, admin);
    }

    public void InsertUpdate(HttpServletRequest request, HttpServletResponse response, Admin admin){
        if(admin.getId()==null){
            String name = admin.getName();
            String pwd = admin.getPwd();

            if(name==null || name.length()<4 || pwd==null || pwd.length()<4){
                HttpUtil.responseApiCode(request, response, ApiCode.PARAMETER_ERROR);
                return;
            }
            List<Admin> list = adminService.SearchByName(name);
            if(list!=null && list.size()>0){
                HttpUtil.responseApiCode(request, response, ApiCode.RECORD_EXIST);
                return;
            }
            admin.setCreated(new Date());
        }
        if(admin.getPwd()!=null){
            String pwd = admin.getPwd();
            String salt = UUID.randomUUID().toString().replaceAll("-","");
            String token = UUID.randomUUID().toString().replaceAll("-", "");
            String pwdMD5 = Common.getMD5(Common.getMD5(pwd) + salt);
            admin.setPwd(pwdMD5);
            admin.setSalt(salt);
            admin.setToken(token);
        }

        admin = adminService.Insert(admin);
        SaveRedis(admin);

        HttpUtil.responseOutWithJson(request, response, admin);
        return;
    }

    /**
     * 将token放入redis
     * @param admin
     */
    public void SaveRedis(Admin admin){
        ValueOperations valueOperations = stringRedisTemplate.opsForValue();
        valueOperations.set(Consts.REDIS_ADMIN+admin.getId(), admin.getToken(), tokenExpire*3600, TimeUnit.SECONDS);
    }
}