package com.dsh.activity.controller;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.dsh.activity.entity.Coupon;
import com.dsh.activity.entity.UserCoupon;
import com.dsh.activity.feignclient.model.CouponStuAvailableVo;
import com.dsh.activity.service.ICouponService;
import com.dsh.activity.service.UserCouponService;
import io.swagger.annotations.Api;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

@Api
@CrossOrigin
@RestController
@RequestMapping("")
public class UserConponController {

    @Autowired
    private UserCouponService uconService;

    @Autowired
    private ICouponService cService;

    private final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM");

    @PostMapping("/base/userConpon/getStuOfConpons")
    public List<CouponStuAvailableVo> queryUserWithConponList(@RequestParam("appUserId") Integer appUserId){

        List<CouponStuAvailableVo> availableVos = new ArrayList<>();

        List<UserCoupon> list = uconService.list(new QueryWrapper<UserCoupon>()
                .eq("userId", appUserId)
                .eq("status",1));
        if (list.size() > 0){
            List<Integer> collect = list.stream().map(UserCoupon::getCouponId).collect(Collectors.toList());
            List<Coupon> conponList = cService.list(new QueryWrapper<Coupon>()
                    .in("id", collect));
            for (Coupon coupon : conponList) {
                CouponStuAvailableVo availableVo = new CouponStuAvailableVo();
                availableVo.setConponId(coupon.getId());
                availableVo.setConponName(coupon.getName());
                availableVo.setConponType(coupon.getType());
                Map<String,Object> conponRuleMap = cService.queryConponRuleOfJson(coupon.getId());
                switch (coupon.getType()){
                    case 1:
                        Object conditionalAmount = conponRuleMap.get("conditionalAmount");
                        Object deductionAmount = conponRuleMap.get("deductionAmount");
                        availableVo.setConditionalAmount((double) conditionalAmount);
                        availableVo.setAmount((double) deductionAmount);
                        break;
                    case 2:
                        Object amount = conponRuleMap.get("deductionAmount");
                        availableVo.setAmount((double)amount);
                        break;
                    default:
                        break;
                }
                availableVo.setLifespan(format.format(coupon.getEndTime()));
                availableVos.add(availableVo);
            }
        }
        return availableVos;
    }


}