fix json type

string_array.go

@@ -59,7 +59,6 @@ func (d StringArray) Value() (driver.Value, error) {
 }
 
 // MarshalJSON implements json.Marshaler interface.
-// Bug: Marshal undefined value
 func (d StringArray) MarshalJSON() ([]byte, error) {
  if !d.Present || !d.Valid {
  return []byte(`null`), nil

type.go

@@ -5,18 +5,13 @@ package nullable
 
 import (
  "bytes"
- "context"
  "database/sql/driver"
+ "encoding/json"
  "errors"
  "fmt"
- "strings"
-
- "encoding/json"
 
  "gorm.io/datatypes"
- "gorm.io/driver/mysql"
  "gorm.io/gorm"
- "gorm.io/gorm/clause"
  "gorm.io/gorm/schema"
 )
 
@@ -119,15 +114,18 @@ func (Type[D]) GormDBDataType(db *gorm.DB, field *schema.Field) string {
  return ""
 }
 
-func (js Type[T]) GormValue(ctx context.Context, db *gorm.DB) clause.Expr {
- data, _ := js.MarshalJSON()
-
- switch db.Dialector.Name() {
- case "mysql":
- if v, ok := db.Dialector.(*mysql.Dialector); ok && !strings.Contains(v.ServerVersion, "MariaDB") {
- return gorm.Expr("CAST(? AS JSON)", string(data))
- }
- }
-
- return gorm.Expr("?", string(data))
-}
+//func (js Type[T]) GormValue(ctx context.Context, db *gorm.DB) clause.Expr {
+// if !js.Valid {
+// return clause.Expr{SQL: "?", Vars: []any{"NULL"}, WithoutParentheses: true}
+// }
+//
+// data, _ := js.MarshalJSON()
+// switch db.Dialector.Name() {
+// case "mysql":
+// if v, ok := db.Dialector.(*mysql.Dialector); ok && !strings.Contains(v.ServerVersion, "MariaDB") {
+// return gorm.Expr("CAST(? AS JSON)", string(data))
+// }
+// }
+//
+// return gorm.Expr("?", string(data))
+//}