package cn.iocoder.yudao.module.promotion.controller.app.coupon;
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import cn.hutool.core.collection.CollUtil;
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import cn.iocoder.yudao.framework.common.pojo.CommonResult;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
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import cn.iocoder.yudao.module.promotion.controller.app.coupon.vo.coupon.AppCouponPageReqVO;
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import cn.iocoder.yudao.module.promotion.controller.app.coupon.vo.coupon.AppCouponRespVO;
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import cn.iocoder.yudao.module.promotion.controller.app.coupon.vo.coupon.AppCouponTakeReqVO;
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import cn.iocoder.yudao.module.promotion.convert.coupon.CouponConvert;
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import cn.iocoder.yudao.module.promotion.dal.dataobject.coupon.CouponDO;
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import cn.iocoder.yudao.module.promotion.dal.dataobject.coupon.CouponTemplateDO;
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import cn.iocoder.yudao.module.promotion.enums.coupon.CouponTakeTypeEnum;
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import cn.iocoder.yudao.module.promotion.service.coupon.CouponService;
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import cn.iocoder.yudao.module.promotion.service.coupon.CouponTemplateService;
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import io.swagger.v3.oas.annotations.Operation;
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import io.swagger.v3.oas.annotations.Parameter;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import jakarta.annotation.Resource;
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import jakarta.validation.Valid;
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import org.springframework.validation.annotation.Validated;
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import org.springframework.web.bind.annotation.*;
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import java.util.Collections;
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import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
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import static cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils.getLoginUserId;
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@Tag(name = "用户 App - 优惠劵")
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@RestController
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@RequestMapping("/promotion/coupon")
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@Validated
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public class AppCouponController {
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@Resource
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private CouponService couponService;
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@Resource
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private CouponTemplateService couponTemplateService;
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@PostMapping("/take")
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@Operation(summary = "领取优惠劵")
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@Parameter(name = "templateId", description = "优惠券模板编号", required = true, example = "1024")
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public CommonResult<Boolean> takeCoupon(@Valid @RequestBody AppCouponTakeReqVO reqVO) {
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// 1. 领取优惠劵
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Long userId = getLoginUserId();
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couponService.takeCoupon(reqVO.getTemplateId(), CollUtil.newHashSet(userId), CouponTakeTypeEnum.USER);
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// 2. 检查是否可以继续领取
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CouponTemplateDO couponTemplate = couponTemplateService.getCouponTemplate(reqVO.getTemplateId());
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boolean canTakeAgain = true;
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if (couponTemplate.getTakeLimitCount() != null && couponTemplate.getTakeLimitCount() > 0) {
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Integer takeCount = couponService.getTakeCount(reqVO.getTemplateId(), userId);
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canTakeAgain = takeCount < couponTemplate.getTakeLimitCount();
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}
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return success(canTakeAgain);
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}
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@GetMapping("/page")
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@Operation(summary = "我的优惠劵列表")
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public CommonResult<PageResult<AppCouponRespVO>> getCouponPage(AppCouponPageReqVO pageReqVO) {
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PageResult<CouponDO> pageResult = couponService.getCouponPage(
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CouponConvert.INSTANCE.convert(pageReqVO, Collections.singleton(getLoginUserId())));
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return success(BeanUtils.toBean(pageResult, AppCouponRespVO.class));
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}
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@GetMapping("/get")
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@Operation(summary = "获得优惠劵")
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@Parameter(name = "id", description = "优惠劵编号", required = true, example = "1024")
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public CommonResult<AppCouponRespVO> getCoupon(@RequestParam("id") Long id) {
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CouponDO coupon = couponService.getCoupon(getLoginUserId(), id);
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return success(BeanUtils.toBean(coupon, AppCouponRespVO.class));
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}
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@GetMapping(value = "/get-unused-count")
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@Operation(summary = "获得未使用的优惠劵数量")
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public CommonResult<Long> getUnusedCouponCount() {
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return success(couponService.getUnusedCouponCount(getLoginUserId()));
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}
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}
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