新增删除分享码功能

internal/handler/share_code.go

@@ -313,3 +313,70 @@ func (h *ShareCodeHandler) lookupShareCode(c *gin.Context, shareCode string) (*c
 	}
 	return data, true
 }
+
+// DeleteShareCode 删除分享码
+//
+//	@Summary		删除 EQ 分享码
+//	@Description	根据 MAC 与分享码删除 Redis 中的分享码数据（仅创建者可删除）
+//	@Tags			ShareCode
+//	@Produce		json
+//	@Param			mac			query		string			true	"设备 MAC 地址"
+//	@Param			shareCode	query		string			true	"5 位分享码"
+//	@Success		200			{object}	map[string]any	"删除成功"
+//	@Failure		400			{object}	map[string]any	"参数校验失败"
+//	@Failure		500			{object}	map[string]any	"系统错误"
+//	@Router			/audio/shareDelete [get]
+//
+// GET /audio/shareDelete?mac=xx&shareCode=ABC12
+func (h *ShareCodeHandler) DeleteShareCode(c *gin.Context) {
+	mac := strings.TrimSpace(c.Query("mac"))
+	shareCode := strings.TrimSpace(c.Query("shareCode"))
+
+	if mac == "" || shareCode == "" {
+		c.JSON(http.StatusOK, gin.H{
+			"code": 400,
+			"msg":  "参数校验失败",
+		})
+		return
+	}
+	if len(shareCode) != 5 {
+		c.JSON(http.StatusOK, gin.H{
+			"code": 0,
+			"msg":  "分享码无效或已过期",
+		})
+		return
+	}
+
+	ctx := c.Request.Context()
+	result, err := h.cache.Delete(ctx, mac, shareCode)
+	if err != nil {
+		h.log.Error("delete share code failed",
+			zap.String("mac", mac),
+			zap.String("share_code", shareCode),
+			zap.Error(err),
+		)
+		c.JSON(http.StatusOK, gin.H{
+			"code": 500,
+			"msg":  "系统错误",
+		})
+		return
+	}
+
+	switch result {
+	case cache.ShareDeleteOK:
+		c.JSON(http.StatusOK, gin.H{
+			"code": 200,
+			"msg":  "操作成功",
+		})
+	case cache.ShareDeleteForbidden:
+		c.JSON(http.StatusOK, gin.H{
+			"code": 0,
+			"msg":  "无权删除该分享码",
+		})
+	default:
+		c.JSON(http.StatusOK, gin.H{
+			"code": 0,
+			"msg":  "分享码无效或已过期",
+		})
+	}
+}