实现已发放优惠券的管理接口

2026-04-29 16:59:14 +08:00
parent ccb8db555e
commit a4d9c28702
7 changed files with 622 additions and 50 deletions
--- a/web/handlers/coupon_user.go
+++ b/web/handlers/coupon_user.go
@@ -0,0 +1,330 @@
+package handlers
+
+import (
+	"errors"
+	"platform/pkg/u"
+	"platform/web/auth"
+	"platform/web/core"
+	g "platform/web/globals"
+	m "platform/web/models"
+	q "platform/web/queries"
+	s "platform/web/services"
+	"time"
+
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+	"gorm.io/gorm"
+)
+
+// PageCouponUser 分页查询当前用户已发放优惠券
+func PageCouponUser(c *fiber.Ctx) error {
+	authCtx, err := auth.GetAuthCtx(c).PermitUser()
+	if err != nil {
+		return err
+	}
+
+	var req PageCouponUserReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	conds := couponUserPageConditions(req.CouponUserPageFilter)
+	conds = append(conds, q.CouponUser.UserID.Eq(authCtx.User.ID))
+
+	list, total, err := q.CouponUser.
+		Joins(q.CouponUser.Coupon).
+		Select(couponUserSelect(false)...).
+		Where(conds...).
+		Order(q.CouponUser.CreatedAt.Desc()).
+		FindByPage(req.GetOffset(), req.GetLimit())
+	if err != nil {
+		return core.NewBizErr("获取数据失败", err)
+	}
+
+	return c.JSON(core.PageResp{
+		List:  list,
+		Total: int(total),
+		Page:  req.GetPage(),
+		Size:  req.GetSize(),
+	})
+}
+
+type PageCouponUserReq struct {
+	core.PageReq
+	CouponUserPageFilter
+}
+
+// GetCouponUser 获取当前用户已发放优惠券详情
+func GetCouponUser(c *fiber.Ctx) error {
+	authCtx, err := auth.GetAuthCtx(c).PermitUser()
+	if err != nil {
+		return err
+	}
+
+	var req core.IdReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	item, err := q.CouponUser.
+		Joins(q.CouponUser.Coupon).
+		Select(couponUserSelect(false)...).
+		Where(
+			q.CouponUser.ID.Eq(req.Id),
+			q.CouponUser.UserID.Eq(authCtx.User.ID),
+		).
+		Take()
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return core.NewBizErr("已发放优惠券不存在")
+	}
+	if err != nil {
+		return core.NewBizErr("获取数据失败", err)
+	}
+
+	return c.JSON(item)
+}
+
+// PageCouponUserByAdmin 分页查询全部已发放优惠券
+func PageCouponUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserRead)
+	if err != nil {
+		return err
+	}
+
+	var req PageCouponUserByAdminReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	conds := couponUserPageConditions(req.CouponUserPageFilter)
+	if req.UserID != nil {
+		conds = append(conds, q.CouponUser.UserID.Eq(*req.UserID))
+	}
+	if req.UserPhone != nil {
+		conds = append(conds, q.User.As("User").Phone.Eq(*req.UserPhone))
+	}
+
+	list, total, err := q.CouponUser.
+		Joins(q.CouponUser.Coupon, q.CouponUser.User).
+		Select(couponUserSelect(true)...).
+		Where(conds...).
+		Order(q.CouponUser.CreatedAt.Desc()).
+		FindByPage(req.GetOffset(), req.GetLimit())
+	if err != nil {
+		return core.NewBizErr("获取数据失败", err)
+	}
+
+	return c.JSON(core.PageResp{
+		List:  list,
+		Total: int(total),
+		Page:  req.GetPage(),
+		Size:  req.GetSize(),
+	})
+}
+
+type PageCouponUserByAdminReq struct {
+	core.PageReq
+	CouponUserPageFilter
+	UserID    *int32  `json:"user_id,omitempty"`
+	UserPhone *string `json:"user_phone,omitempty"`
+}
+
+// PageCouponUserOfUserByAdmin 分页查询指定用户已发放优惠券
+func PageCouponUserOfUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserReadOfUser)
+	if err != nil {
+		return err
+	}
+
+	var req PageCouponUserOfUserByAdminReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	conds := couponUserPageConditions(req.CouponUserPageFilter)
+	conds = append(conds, q.CouponUser.UserID.Eq(req.UserID))
+
+	list, total, err := q.CouponUser.
+		Joins(q.CouponUser.Coupon, q.CouponUser.User).
+		Select(couponUserSelect(true)...).
+		Where(conds...).
+		Order(q.CouponUser.CreatedAt.Desc()).
+		FindByPage(req.GetOffset(), req.GetLimit())
+	if err != nil {
+		return core.NewBizErr("获取数据失败", err)
+	}
+
+	return c.JSON(core.PageResp{
+		List:  list,
+		Total: int(total),
+		Page:  req.GetPage(),
+		Size:  req.GetSize(),
+	})
+}
+
+type PageCouponUserOfUserByAdminReq struct {
+	core.PageReq
+	CouponUserPageFilter
+	UserID int32 `json:"user_id" validate:"required"`
+}
+
+// GetCouponUserByAdmin 获取已发放优惠券详情
+func GetCouponUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserRead)
+	if err != nil {
+		return err
+	}
+
+	var req core.IdReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	item, err := q.CouponUser.
+		Joins(q.CouponUser.Coupon, q.CouponUser.User).
+		Select(couponUserSelect(true)...).
+		Where(q.CouponUser.ID.Eq(req.Id)).
+		Take()
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return core.NewBizErr("已发放优惠券不存在")
+	}
+	if err != nil {
+		return core.NewBizErr("获取数据失败", err)
+	}
+
+	return c.JSON(item)
+}
+
+func CreateCouponUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserWrite)
+	if err != nil {
+		return err
+	}
+
+	var req s.CreateCouponUserData
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	if err := s.CouponUser.Create(req); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func UpdateCouponUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserWrite)
+	if err != nil {
+		return err
+	}
+
+	var req s.UpdateCouponUserData
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	if err := s.CouponUser.Update(req); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func DeleteCouponUserByAdmin(c *fiber.Ctx) error {
+	_, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeCouponUserWrite)
+	if err != nil {
+		return err
+	}
+
+	var req core.IdReq
+	if err := g.Validator.ParseBody(c, &req); err != nil {
+		return err
+	}
+
+	if err := s.CouponUser.Delete(req.Id); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+type CouponUserPageFilter struct {
+	CouponID       *int32              `json:"coupon_id,omitempty"`
+	CouponName     *string             `json:"coupon_name,omitempty"`
+	Status         *m.CouponUserStatus `json:"status,omitempty"`
+	Expired        *bool               `json:"expired,omitempty"`
+	CreatedAtStart *time.Time          `json:"created_at_start,omitempty"`
+	CreatedAtEnd   *time.Time          `json:"created_at_end,omitempty"`
+	ExpireAtStart  *time.Time          `json:"expire_at_start,omitempty"`
+	ExpireAtEnd    *time.Time          `json:"expire_at_end,omitempty"`
+	UsedAtStart    *time.Time          `json:"used_at_start,omitempty"`
+	UsedAtEnd      *time.Time          `json:"used_at_end,omitempty"`
+}
+
+func couponUserPageConditions(req CouponUserPageFilter) []gen.Condition {
+	conds := make([]gen.Condition, 0)
+	if req.CouponID != nil {
+		conds = append(conds, q.CouponUser.CouponID.Eq(*req.CouponID))
+	}
+	if req.CouponName != nil {
+		conds = append(conds, q.Coupon.As("Coupon").Name.Like("%"+*req.CouponName+"%"))
+	}
+	if req.Status != nil {
+		conds = append(conds, q.CouponUser.Status.Eq(int(*req.Status)))
+	}
+	if req.Expired != nil {
+		if *req.Expired {
+			conds = append(conds, q.CouponUser.ExpireAt.IsNotNull(), q.CouponUser.ExpireAt.Lte(time.Now()))
+		} else {
+			conds = append(conds, q.CouponUser.Where(q.CouponUser.ExpireAt.IsNull()).Or(q.CouponUser.ExpireAt.Gt(time.Now())))
+		}
+	}
+	if req.CreatedAtStart != nil {
+		conds = append(conds, q.CouponUser.CreatedAt.Gte(u.DateHead(*req.CreatedAtStart)))
+	}
+	if req.CreatedAtEnd != nil {
+		conds = append(conds, q.CouponUser.CreatedAt.Lte(u.DateTail(*req.CreatedAtEnd)))
+	}
+	if req.ExpireAtStart != nil {
+		conds = append(conds, q.CouponUser.ExpireAt.Gte(u.DateHead(*req.ExpireAtStart)))
+	}
+	if req.ExpireAtEnd != nil {
+		conds = append(conds, q.CouponUser.ExpireAt.Lte(u.DateTail(*req.ExpireAtEnd)))
+	}
+	if req.UsedAtStart != nil {
+		conds = append(conds, q.CouponUser.UsedAt.Gte(u.DateHead(*req.UsedAtStart)))
+	}
+	if req.UsedAtEnd != nil {
+		conds = append(conds, q.CouponUser.UsedAt.Lte(u.DateTail(*req.UsedAtEnd)))
+	}
+	return conds
+}
+
+func couponUserSelect(includeUser bool) []field.Expr {
+	cols := []field.Expr{
+		q.CouponUser.ALL,
+		q.Coupon.As("Coupon").ID.As("Coupon__id"),
+		q.Coupon.As("Coupon").Name.As("Coupon__name"),
+		q.Coupon.As("Coupon").Amount.As("Coupon__amount"),
+		q.Coupon.As("Coupon").MinAmount.As("Coupon__min_amount"),
+		q.Coupon.As("Coupon").Count_.As("Coupon__count"),
+		q.Coupon.As("Coupon").Status.As("Coupon__status"),
+		q.Coupon.As("Coupon").ExpireType.As("Coupon__expire_type"),
+		q.Coupon.As("Coupon").ExpireAt.As("Coupon__expire_at"),
+		q.Coupon.As("Coupon").ExpireIn.As("Coupon__expire_in"),
+		q.Coupon.As("Coupon").CreatedAt.As("Coupon__created_at"),
+		q.Coupon.As("Coupon").UpdatedAt.As("Coupon__updated_at"),
+	}
+
+	if includeUser {
+		cols = append(cols,
+			q.User.As("User").ID.As("User__id"),
+			q.User.As("User").Phone.As("User__phone"),
+			q.User.As("User").Name.As("User__name"),
+		)
+	}
+
+	return cols
+}