From e5c333b96bae508a6194004ec99832fc7115537d Mon Sep 17 00:00:00 2001
From: piyongcai <piyongcai@163.com>
Date: Mon, 27 Dec 2021 11:08:50 +0800
Subject: [PATCH] 1, time.Time, []byte type add alias support. 2, []byte alias
 type, fixed statement bind var parameter.

---
 schema/field.go      | 2 +-
 schema/field_test.go | 6 ++++++
 statement.go         | 5 ++++-
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/schema/field.go b/schema/field.go
index c6c89cc1..b40584d1 100644
--- a/schema/field.go
+++ b/schema/field.go
@@ -346,7 +346,7 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
 		}
 	}
 
-	if _, ok := field.TagSettings["EMBEDDED"]; ok || (fieldStruct.Anonymous && !isValuer && (field.Creatable || field.Updatable || field.Readable)) {
+	if _, ok := field.TagSettings["EMBEDDED"];  field.GORMDataType != Time && field.GORMDataType != Bytes && (ok || (fieldStruct.Anonymous && !isValuer && (field.Creatable || field.Updatable || field.Readable))) {
 		kind := reflect.Indirect(fieldValue).Kind()
 		switch kind {
 		case reflect.Struct:
diff --git a/schema/field_test.go b/schema/field_test.go
index 8768a4c3..8a63a822 100644
--- a/schema/field_test.go
+++ b/schema/field_test.go
@@ -276,6 +276,8 @@ type FLOAT32 float32
 type FLOAT64 float64
 type BOOL bool
 type STRING string
+type TIME time.Time
+type BYTES []byte
 type TypeAlias struct {
 	ID
 	INT     `gorm:"column:fint"`
@@ -292,6 +294,8 @@ type TypeAlias struct {
 	FLOAT64 `gorm:"column:ffloat64"`
 	BOOL    `gorm:"column:fbool"`
 	STRING  `gorm:"column:fstring"`
+	TIME    `gorm:"column:ftime"`
+	BYTES   `gorm:"column:fbytes"`
 }
 
 func TestTypeAliasField(t *testing.T){
@@ -316,6 +320,8 @@ func TestTypeAliasField(t *testing.T){
 		{Name: "FLOAT64", DBName: "ffloat64", BindNames: []string{"FLOAT64"}, DataType: schema.Float , Creatable: true, Updatable: true, Readable: true, Size: 64, Tag: `gorm:"column:ffloat64"`},
 		{Name: "BOOL",    DBName: "fbool",    BindNames: []string{"BOOL"},    DataType: schema.Bool  , Creatable: true, Updatable: true, Readable: true, Tag: `gorm:"column:fbool"`},
 		{Name: "STRING",  DBName: "fstring",  BindNames: []string{"STRING"},  DataType: schema.String, Creatable: true, Updatable: true, Readable: true, Tag: `gorm:"column:fstring"`},
+		{Name: "TIME",    DBName: "ftime",    BindNames: []string{"TIME"},    DataType: schema.Time,   Creatable: true, Updatable: true, Readable: true, Tag: `gorm:"column:ftime"`},
+		{Name: "BYTES",   DBName: "fbytes",   BindNames: []string{"BYTES"},   DataType: schema.Bytes,  Creatable: true, Updatable: true, Readable: true, Tag: `gorm:"column:fbytes"`},
 	}
 
 	for _, f := range fields {
diff --git a/statement.go b/statement.go
index 5a948d3f..4647050e 100644
--- a/statement.go
+++ b/statement.go
@@ -230,7 +230,10 @@ func (stmt *Statement) AddVar(writer clause.Writer, vars ...interface{}) {
 		default:
 			switch rv := reflect.ValueOf(v); rv.Kind() {
 			case reflect.Slice, reflect.Array:
-				if rv.Len() == 0 {
+				if rv.Type().Elem() == reflect.TypeOf(uint8(0)) {
+					stmt.Vars = append(stmt.Vars, v)
+					stmt.DB.Dialector.BindVarTo(writer, stmt, v)
+				}else if rv.Len() == 0 {
 					writer.WriteString("(NULL)")
 				} else {
 					writer.WriteByte('(')