Files
yinghuoapi/backend/internal/handler/redeem_handler.go
2025-12-26 16:45:40 +08:00

86 lines
2.2 KiB
Go

package handler
import (
"github.com/Wei-Shaw/sub2api/internal/handler/dto"
"github.com/Wei-Shaw/sub2api/internal/pkg/response"
middleware2 "github.com/Wei-Shaw/sub2api/internal/server/middleware"
"github.com/Wei-Shaw/sub2api/internal/service"
"github.com/gin-gonic/gin"
)
// RedeemHandler handles redeem code-related requests
type RedeemHandler struct {
redeemService *service.RedeemService
}
// NewRedeemHandler creates a new RedeemHandler
func NewRedeemHandler(redeemService *service.RedeemService) *RedeemHandler {
return &RedeemHandler{
redeemService: redeemService,
}
}
// RedeemRequest represents the redeem code request payload
type RedeemRequest struct {
Code string `json:"code" binding:"required"`
}
// RedeemResponse represents the redeem response
type RedeemResponse struct {
Message string `json:"message"`
Type string `json:"type"`
Value float64 `json:"value"`
NewBalance *float64 `json:"new_balance,omitempty"`
NewConcurrency *int `json:"new_concurrency,omitempty"`
}
// Redeem handles redeeming a code
// POST /api/v1/redeem
func (h *RedeemHandler) Redeem(c *gin.Context) {
subject, ok := middleware2.GetAuthSubjectFromContext(c)
if !ok {
response.Unauthorized(c, "User not authenticated")
return
}
var req RedeemRequest
if err := c.ShouldBindJSON(&req); err != nil {
response.BadRequest(c, "Invalid request: "+err.Error())
return
}
result, err := h.redeemService.Redeem(c.Request.Context(), subject.UserID, req.Code)
if err != nil {
response.ErrorFrom(c, err)
return
}
response.Success(c, dto.RedeemCodeFromService(result))
}
// GetHistory returns the user's redemption history
// GET /api/v1/redeem/history
func (h *RedeemHandler) GetHistory(c *gin.Context) {
subject, ok := middleware2.GetAuthSubjectFromContext(c)
if !ok {
response.Unauthorized(c, "User not authenticated")
return
}
// Default limit is 25
limit := 25
codes, err := h.redeemService.GetUserHistory(c.Request.Context(), subject.UserID, limit)
if err != nil {
response.ErrorFrom(c, err)
return
}
out := make([]dto.RedeemCode, 0, len(codes))
for i := range codes {
out = append(out, *dto.RedeemCodeFromService(&codes[i]))
}
response.Success(c, out)
}