fix

callbacks/update.go

@@ -1,7 +1,6 @@
 package callbacks
 
 import (
-	"fmt"
 	"reflect"
 	"sort"
 
@@ -57,16 +56,17 @@ func BeforeUpdate(db *gorm.DB) {
 			}
 
 			if called {
-				fields := db.Statement.Schema.Fields
-				for i := 0; i < len(fields); i++ {
-					if fields[i].PrimaryKey {
+				for _, field := range db.Statement.Schema.Fields {
+					if field.PrimaryKey {
+						continue
+					}
+					dbFieldName, ok := field.TagSettings["COLUMN"]
+					if !ok {
 						continue
 					}
-
 					// compare with the copy value and update the field if there is a difference
-					if !reflect.DeepEqual(rv.FieldByName(fields[i].Name).Interface(), rvClone.FieldByName(fields[i].Name).Interface()) {
-						fmt.Println(rv.FieldByName(fields[i].Name).Interface(), rvClone.FieldByName(fields[i].Name).Interface())
-						db.Statement.SetColumn(fields[i].DBName, rv.Field(i).Interface())
+					if !reflect.DeepEqual(rv.FieldByName(field.Name).Interface(), rvClone.FieldByName(field.Name).Interface()) {
+						db.Statement.SetColumn(dbFieldName, rv.FieldByName(field.Name).Interface())
 					}
 				}
 			}