Files
schisandra-album-cloud-micr…/common/captcha/generate/generate_slide_basic_captcha.go
2024-12-24 00:38:41 +08:00

55 lines
1.3 KiB
Go

package generate
import (
"context"
"encoding/json"
"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/slide"
)
// GenerateSlideBasicCaptcha generate slide basic captcha
func GenerateSlideBasicCaptcha(slide slide.Captcha, redis *redis.Client, ctx context.Context) (map[string]interface{}, error) {
captData, err := slide.Generate()
if err != nil {
return nil, err
}
blockData := captData.GetData()
if blockData == nil {
return nil, nil
}
var masterImageBase64, tileImageBase64 string
masterImageBase64, err = captData.GetMasterImage().ToBase64()
if err != nil {
return nil, err
}
tileImageBase64, err = captData.GetTileImage().ToBase64()
if err != nil {
return nil, err
}
dotsByte, err := json.Marshal(blockData)
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": tileImageBase64,
"thumb_width": blockData.Width,
"thumb_height": blockData.Height,
"thumb_x": blockData.TileX,
"thumb_y": blockData.TileY,
}, nil
}