🏗️ microservice fabric splitting

common/captcha/verify/verify_rotate_captcha.go

@@ -0,0 +1,34 @@
+package verify
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"schisandra-album-cloud-microservices/common/constant"
+	"strconv"
+
+	"github.com/redis/go-redis/v9"
+	"github.com/wenlng/go-captcha/v2/rotate"
+)
+
+// VerifyRotateCaptcha verify rotate captcha
+func VerifyRotateCaptcha(context context.Context, redis *redis.Client, angle int64, key string) bool {
+	cacheDataByte := redis.Get(context, constant.UserCaptchaPrefix+key).Val()
+	if len(cacheDataByte) == 0 {
+		return false
+	}
+	var dct *rotate.Block
+	if err := json.Unmarshal([]byte(cacheDataByte), &dct); err != nil {
+		return false
+	}
+	sAngle, err := strconv.ParseFloat(fmt.Sprintf("%v", angle), 64)
+	if err != nil {
+		return false
+	}
+	chkRet := rotate.CheckAngle(int64(sAngle), int64(dct.Angle), 2)
+	if chkRet {
+		return true
+	}
+	return false
+
+}