allow to upload images

but also files, hmmmm

model/image.go

@@ -0,0 +1,63 @@
+package model
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/jmoiron/sqlx"
+)
+
+type Image struct {
+	// uuid
+	ID          string    `json:"id" db:"id"`
+	Data        []byte    `json:"-" db:"data"`
+	ContentType string    `json:"contentType" db:"content_type"`
+	UserID      int64     `json:"userId" db:"user_id"`
+	CreatedAt   time.Time `json:"createdAt" db:"created_at"`
+	UpdatedAt   time.Time `json:"updatedAt" db:"updated_at"`
+}
+
+func (img *Image) Create(db *sqlx.DB) error {
+	if img.ID == "" {
+		uid, err := uuid.NewV7()
+		if err != nil {
+			return fmt.Errorf("failed to generate uuid: %v", err)
+		}
+		img.ID = uid.String()
+	}
+
+	_, err := db.NamedExec("INSERT INTO images (id, data, user_id, content_type) VALUES (:id, :data, :user_id, :content_type)", map[string]any{
+		"id":           img.ID,
+		"data":         img.Data,
+		"user_id":      img.UserID,
+		"content_type": img.ContentType,
+	})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (img *Image) FindByID(db *sqlx.DB) error {
+	row := db.QueryRowx("SELECT * FROM images WHERE id = ?", img.ID)
+	if row.Err() != nil {
+		return row.Err()
+	}
+
+	if err := row.StructScan(img); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (img *Image) DeleteByID(db *sqlx.DB) error {
+	_, err := db.Exec("DELETE FROM images WHERE id = ?", img.ID)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}