use thumbhash instead of blurhash

internal/api/routes/files.go

@@ -19,14 +19,18 @@ package routes
 
 import (
 	"bytes"
+	"encoding/base64"
 	"io"
 	"strconv"
 	"strings"
 	"time"
 
 	"image"
+	_ "image/gif"
+	_ "image/jpeg"
+	_ "image/png"
 
-	"github.com/bbrks/go-blurhash"
+	"github.com/galdor/go-thumbhash"
 	"github.com/gin-gonic/gin"
 	"github.com/gofrs/uuid"
 	"github.com/golang-jwt/jwt/v5"
@@ -81,31 +85,35 @@ func RegisterFileRoutes(cfg *types.StereoConfig, api *gin.RouterGroup) {
 		}
 
 		fileType, err := filetype.Match(buf)
-
-		if err != nil {
-			types.ErrorReaderOpen.Throw(c, err)
-			return
-		}
-
-		img, _, err := image.Decode(bytes.NewReader(buf))
 		if err != nil {
 			types.ErrorInvalidFile.Throw(c, err)
 			return
 		}
 
-		hash, err := blurhash.Encode(4, 3, img)
-		if err != nil {
-			types.ErrorInvalidFile.Throw(c, err)
-			return
-		}
+		mime := fileType.MIME.Value
 
 		fileMeta := types.File{
 			Owner:     uid,
 			Name:      file.Filename,
 			CreatedAt: time.Now(),
 			Size:      int64(len(buf)),
-			Mime:      fileType.MIME.Value,
-			Blurhash:  hash,
+			Mime:      mime,
+		}
+
+		if filetype.IsImage(buf) {
+			img, _, err := image.Decode(bytes.NewReader(buf))
+			if err != nil {
+				types.ErrorInvalidFile.Throw(c, err)
+				return
+			}
+
+			hashBytes := thumbhash.EncodeImage(img)
+			// encode the byte[] into a string
+			hash := base64.StdEncoding.EncodeToString(hashBytes)
+
+			fileMeta.Hash = hash
+			fileMeta.Width = img.Bounds().Dx()
+			fileMeta.Height = img.Bounds().Dy()
 		}
 
 		if err := cfg.Database.Create(&fileMeta).Error; err != nil {

internal/types/types.go

@@ -53,8 +53,10 @@ type File struct {
 	Owner     string    `gorm:"not null;index"`
 	Size      int64     `gorm:"not null;type:bigint"`
 	CreatedAt time.Time `gorm:"autoCreateTime"`
-	Mime      string    ` gorm:"type:text"`
-	Blurhash  string    `gorm:"type:text"`
+	Mime      string    `gorm:"type:text"`
+	Hash      string    `gorm:"type:text"`
+	Width     int
+	Height    int
 }
 
 func (f *File) BeforeCreate(tx *gorm.DB) (err error) {