🏗️ microservice fabric splitting

common/captcha/generate/generate_click_shape_captcha.go

@@ -0,0 +1,49 @@
+package generate
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"schisandra-album-cloud-microservices/common/constant"
+	"time"
+
+	"github.com/redis/go-redis/v9"
+	"github.com/wenlng/go-captcha-assets/helper"
+	"github.com/wenlng/go-captcha/v2/click"
+)
+
+// GenerateClickShapeCaptcha generate click shape captcha
+func GenerateClickShapeCaptcha(click click.Captcha, redis redis.Client, ctx context.Context) (map[string]interface{}, error) {
+	captData, err := click.Generate()
+	if err != nil {
+		return nil, err
+	}
+	dotData := captData.GetData()
+	if dotData == nil {
+		return nil, errors.New("captcha data is nil")
+	}
+	var masterImageBase64, thumbImageBase64 string
+	masterImageBase64, err = captData.GetMasterImage().ToBase64()
+	if err != nil {
+		return nil, err
+	}
+	thumbImageBase64, err = captData.GetThumbImage().ToBase64()
+	if err != nil {
+		return nil, err
+	}
+
+	dotsByte, err := json.Marshal(dotData)
+	if err != nil {
+		return nil, err
+	}
+	key := helper.StringToMD5(string(dotsByte))
+	err = redis.Set(ctx, constant.UserCaptchaPrefix+key, dotsByte, time.Minute).Err()
+	if err != nil {
+		return nil, err
+	}
+	return map[string]interface{}{
+		"key":   key,
+		"image": masterImageBase64,
+		"thumb": thumbImageBase64,
+	}, nil
+}