first-commit

services/wechat/qr-cache.go

@@ -0,0 +1,52 @@
+package wechat
+
+import (
+	"code.gitea.io/gitea/modules/cache"
+	"code.gitea.io/gitea/modules/json"
+)
+
+const (
+	// KeyPrefix 缓存键前缀：微信公众号二维码 Ticket
+	KeyPrefix = "wechat:official-account:qr:ticket:"
+)
+
+// SetWechatQrTicketWithTTL 设置 WeChat QR Ticket 与 VO JSON 的映射关系，并设置过期时间
+func SetWechatQrTicketWithTTL(ticket, valueJSON string, ttl int) (ok bool) {
+	keyStr := KeyPrefix + ticket
+
+	err := cache.GetCache().Put(keyStr, valueJSON, int64(ttl))
+
+	return err == nil
+}
+
+// 获取 WeChat QR Ticket 扫码状态（只读取状态、不删除）
+func GetWechatQrStatusByTicket(ticket string) (*WechatTempQRStatus, error) {
+	// 1. 将 ticket 与二维码缓存键拼接，作为 cache key 查询缓存
+	keyStr := KeyPrefix + ticket
+	wechatQrCacher := cache.GetCache()
+	qrStatusJson, ok := wechatQrCacher.Get(keyStr)
+	if !ok {
+		return &WechatTempQRStatus{
+			IsScanned: false,
+		}, nil
+	}
+
+	// 2. 对缓存查询结果进行 JSON 反序列化为 VO 对象
+	var qrStatus WechatTempQRStatus
+	err := json.Unmarshal([]byte(qrStatusJson), &qrStatus)
+	if err != nil {
+		return nil, ErrorWechatTempQRStatus{
+			Action:  "Convert QR Status",
+			Message: err.Error(),
+		}
+	}
+	return &qrStatus, nil
+}
+
+// DeleteWechatQrByTicket 通过 ticket 删除微信公众号临时二维码缓存记录
+func DeleteWechatQrByTicket(ticket string) error {
+
+	keyStr := KeyPrefix + ticket
+
+	return cache.GetCache().Delete(keyStr)
+}