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refactor(api/user): 重构用户相关接口使用token验证替代user_id路径参数 docs: 更新API文档规范，明确私有接口需携带token及返回字段要求 fix(service/user): 避免写入未使用字段的零值导致MySQL校验错误 style: 统一格式化部分代码缩进和导入顺序 chore: 更新DS_Store等IDE配置文件
122 lines
3.9 KiB
Go
122 lines
3.9 KiB
Go
package app
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import (
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"fmt"
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"net/http"
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"bindbox-game/internal/code"
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"bindbox-game/internal/pkg/core"
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"bindbox-game/internal/pkg/validation"
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"bindbox-game/internal/repository/mysql/model"
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)
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type listCouponsRequest struct {
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Page int `form:"page"`
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PageSize int `form:"page_size"`
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}
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type listCouponsResponse struct {
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Page int `json:"page"`
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PageSize int `json:"page_size"`
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Total int64 `json:"total"`
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List []couponItem `json:"list"`
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}
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type couponItem struct {
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ID int64 `json:"id"`
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Name string `json:"name"`
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Amount int64 `json:"amount"`
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ValidStart string `json:"valid_start"`
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ValidEnd string `json:"valid_end"`
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Status int32 `json:"status"`
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Rules string `json:"rules"`
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}
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// ListUserCoupons 查看用户优惠券
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// @Summary 查看用户优惠券
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// @Description 查看用户持有的优惠券列表
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// @Tags APP端.用户
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// @Accept json
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// @Produce json
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// @Param user_id path integer true "用户ID"
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// @Security LoginVerifyToken
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// @Param page query int true "页码" default(1)
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// @Param page_size query int true "每页数量，最多100" default(20)
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// @Success 200 {object} listCouponsResponse
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// @Failure 400 {object} code.Failure
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// @Router /api/app/users/{user_id}/coupons [get]
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func (h *handler) ListUserCoupons() core.HandlerFunc {
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return func(ctx core.Context) {
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req := new(listCouponsRequest)
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rsp := new(listCouponsResponse)
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if err := ctx.ShouldBindForm(req); err != nil {
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ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, validation.Error(err)))
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return
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}
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userID := int64(ctx.SessionUserInfo().Id)
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items, total, err := h.user.ListCoupons(ctx.RequestContext(), userID, req.Page, req.PageSize)
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if err != nil {
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ctx.AbortWithError(core.Error(http.StatusBadRequest, 10003, err.Error()))
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return
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}
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rsp.Page = req.Page
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rsp.PageSize = req.PageSize
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rsp.Total = total
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if len(items) == 0 {
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rsp.List = []couponItem{}
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ctx.Payload(rsp)
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return
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}
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ids := make([]int64, 0, len(items))
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for _, it := range items {
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ids = append(ids, it.CouponID)
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}
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rows, err := h.readDB.SystemCoupons.WithContext(ctx.RequestContext()).Where(h.readDB.SystemCoupons.ID.In(ids...)).Find()
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if err != nil {
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ctx.AbortWithError(core.Error(http.StatusBadRequest, 10003, err.Error()))
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return
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}
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mp := make(map[int64]*model.SystemCoupons, len(rows))
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for i := range rows {
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c := rows[i]
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mp[c.ID] = c
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}
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rsp.List = make([]couponItem, 0, len(items))
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for _, it := range items {
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sc := mp[it.CouponID]
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name := ""
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amount := int64(0)
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rules := ""
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if sc != nil {
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name = sc.Name
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amount = sc.DiscountValue
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rules = buildCouponRules(sc)
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}
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vi := couponItem{
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ID: it.ID,
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Name: name,
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Amount: amount,
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ValidStart: it.ValidStart.Format("2006-01-02 15:04:05"),
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ValidEnd: it.ValidEnd.Format("2006-01-02 15:04:05"),
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Status: it.Status,
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Rules: rules,
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}
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rsp.List = append(rsp.List, vi)
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}
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ctx.Payload(rsp)
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}
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}
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func buildCouponRules(c *model.SystemCoupons) string {
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switch c.DiscountType {
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case 1:
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return fmt.Sprintf("直减%v分，满%v分可用", c.DiscountValue, c.MinSpend)
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case 2:
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return fmt.Sprintf("满%v分减%v分", c.MinSpend, c.DiscountValue)
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case 3:
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p := float64(c.DiscountValue) / 10.0
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return fmt.Sprintf("折扣%0.1f%%，满%v分可用", p, c.MinSpend)
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default:
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return ""
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}
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}
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