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Add serializer support (#5078) 

* Update context

* Update GormFieldValuer

* Add Serializer

* Add Serializer Interface

* Refactor gorm field

* Refactor setter, valuer

* Add sync.Pool

* Fix test

* Add pool manager

* Fix pool manager

* Add poolInitializer

* Add Serializer Scan support

* Add Serializer Value method

* Add serializer test

* Finish Serializer

* Fix JSONSerializer for postgres

* Fix JSONSerializer for sqlserver

* Test serializer tag

* Add unixtime serializer

* Update go.mod
This commit is contained in:
Jinzhu 2022-02-16 15:30:43 +08:00
parent 19ac396a22
commit 39d84cba5f
24 changed files with 773 additions and 401 deletions
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64
association.go
View File

@ -79,10 +79,10 @@ func (association *Association) Replace(values ...interface{}) error {
switch reflectValue.Kind() {
case reflect.Slice, reflect.Array:
for i := 0; i < reflectValue.Len(); i++ {
association.Error = rel.Field.Set(reflectValue.Index(i), reflect.Zero(rel.Field.FieldType).Interface())
association.Error = rel.Field.Set(association.DB.Statement.Context, reflectValue.Index(i), reflect.Zero(rel.Field.FieldType).Interface())
}
case reflect.Struct:
association.Error = rel.Field.Set(reflectValue, reflect.Zero(rel.Field.FieldType).Interface())
association.Error = rel.Field.Set(association.DB.Statement.Context, reflectValue, reflect.Zero(rel.Field.FieldType).Interface())
}
for _, ref := range rel.References {
@ -96,12 +96,12 @@ func (association *Association) Replace(values ...interface{}) error {
primaryFields []*schema.Field
foreignKeys []string
updateMap = map[string]interface{}{}
relValues = schema.GetRelationsValues(reflectValue, []*schema.Relationship{rel})
relValues = schema.GetRelationsValues(association.DB.Statement.Context, reflectValue, []*schema.Relationship{rel})
modelValue = reflect.New(rel.FieldSchema.ModelType).Interface()
tx = association.DB.Model(modelValue)
)
if _, rvs := schema.GetIdentityFieldValuesMap(relValues, rel.FieldSchema.PrimaryFields); len(rvs) > 0 {
if _, rvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, relValues, rel.FieldSchema.PrimaryFields); len(rvs) > 0 {
if column, values := schema.ToQueryValues(rel.FieldSchema.Table, rel.FieldSchema.PrimaryFieldDBNames, rvs); len(values) > 0 {
tx.Not(clause.IN{Column: column, Values: values})
}
@ -117,7 +117,7 @@ func (association *Association) Replace(values ...interface{}) error {
}
}
if _, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields); len(pvs) > 0 {
if _, pvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, reflectValue, primaryFields); len(pvs) > 0 {
column, values := schema.ToQueryValues(rel.FieldSchema.Table, foreignKeys, pvs)
association.Error = tx.Where(clause.IN{Column: column, Values: values}).UpdateColumns(updateMap).Error
}
@ -143,14 +143,14 @@ func (association *Association) Replace(values ...interface{}) error {
}
}
_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
_, pvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, reflectValue, primaryFields)
if column, values := schema.ToQueryValues(rel.JoinTable.Table, joinPrimaryKeys, pvs); len(values) > 0 {
tx.Where(clause.IN{Column: column, Values: values})
} else {
return ErrPrimaryKeyRequired
}
_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
_, rvs := schema.GetIdentityFieldValuesMapFromValues(association.DB.Statement.Context, values, relPrimaryFields)
if relColumn, relValues := schema.ToQueryValues(rel.JoinTable.Table, joinRelPrimaryKeys, rvs); len(relValues) > 0 {
tx.Where(clause.Not(clause.IN{Column: relColumn, Values: relValues}))
}
@ -186,11 +186,11 @@ func (association *Association) Delete(values ...interface{}) error {
case schema.BelongsTo:
tx := association.DB.Model(reflect.New(rel.Schema.ModelType).Interface())
_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, rel.Schema.PrimaryFields)
_, pvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, reflectValue, rel.Schema.PrimaryFields)
pcolumn, pvalues := schema.ToQueryValues(rel.Schema.Table, rel.Schema.PrimaryFieldDBNames, pvs)
conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, primaryFields)
_, rvs := schema.GetIdentityFieldValuesMapFromValues(association.DB.Statement.Context, values, primaryFields)
relColumn, relValues := schema.ToQueryValues(rel.Schema.Table, foreignKeys, rvs)
conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
@ -198,11 +198,11 @@ func (association *Association) Delete(values ...interface{}) error {
case schema.HasOne, schema.HasMany:
tx := association.DB.Model(reflect.New(rel.FieldSchema.ModelType).Interface())
_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
_, pvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, reflectValue, primaryFields)
pcolumn, pvalues := schema.ToQueryValues(rel.FieldSchema.Table, foreignKeys, pvs)
conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
_, rvs := schema.GetIdentityFieldValuesMapFromValues(association.DB.Statement.Context, values, rel.FieldSchema.PrimaryFields)
relColumn, relValues := schema.ToQueryValues(rel.FieldSchema.Table, rel.FieldSchema.PrimaryFieldDBNames, rvs)
conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
@ -228,11 +228,11 @@ func (association *Association) Delete(values ...interface{}) error {
}
}
_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
_, pvs := schema.GetIdentityFieldValuesMap(association.DB.Statement.Context, reflectValue, primaryFields)
pcolumn, pvalues := schema.ToQueryValues(rel.JoinTable.Table, joinPrimaryKeys, pvs)
conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
_, rvs := schema.GetIdentityFieldValuesMapFromValues(association.DB.Statement.Context, values, relPrimaryFields)
relColumn, relValues := schema.ToQueryValues(rel.JoinTable.Table, joinRelPrimaryKeys, rvs)
conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
@ -241,11 +241,11 @@ func (association *Association) Delete(values ...interface{}) error {
if association.Error == nil {
// clean up deleted values's foreign key
relValuesMap, _ := schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
relValuesMap, _ := schema.GetIdentityFieldValuesMapFromValues(association.DB.Statement.Context, values, rel.FieldSchema.PrimaryFields)
cleanUpDeletedRelations := func(data reflect.Value) {
if _, zero := rel.Field.ValueOf(data); !zero {
fieldValue := reflect.Indirect(rel.Field.ReflectValueOf(data))
if _, zero := rel.Field.ValueOf(association.DB.Statement.Context, data); !zero {
fieldValue := reflect.Indirect(rel.Field.ReflectValueOf(association.DB.Statement.Context, data))
primaryValues := make([]interface{}, len(rel.FieldSchema.PrimaryFields))
switch fieldValue.Kind() {
@ -253,7 +253,7 @@ func (association *Association) Delete(values ...interface{}) error {
validFieldValues := reflect.Zero(rel.Field.IndirectFieldType)
for i := 0; i < fieldValue.Len(); i++ {
for idx, field := range rel.FieldSchema.PrimaryFields {
primaryValues[idx], _ = field.ValueOf(fieldValue.Index(i))
primaryValues[idx], _ = field.ValueOf(association.DB.Statement.Context, fieldValue.Index(i))
}
if _, ok := relValuesMap[utils.ToStringKey(primaryValues...)]; !ok {
@ -261,23 +261,23 @@ func (association *Association) Delete(values ...interface{}) error {
}
}
association.Error = rel.Field.Set(data, validFieldValues.Interface())
association.Error = rel.Field.Set(association.DB.Statement.Context, data, validFieldValues.Interface())
case reflect.Struct:
for idx, field := range rel.FieldSchema.PrimaryFields {
primaryValues[idx], _ = field.ValueOf(fieldValue)
primaryValues[idx], _ = field.ValueOf(association.DB.Statement.Context, fieldValue)
}
if _, ok := relValuesMap[utils.ToStringKey(primaryValues...)]; ok {
if association.Error = rel.Field.Set(data, reflect.Zero(rel.FieldSchema.ModelType).Interface()); association.Error != nil {
if association.Error = rel.Field.Set(association.DB.Statement.Context, data, reflect.Zero(rel.FieldSchema.ModelType).Interface()); association.Error != nil {
break
}
if rel.JoinTable == nil {
for _, ref := range rel.References {
if ref.OwnPrimaryKey || ref.PrimaryValue != "" {
association.Error = ref.ForeignKey.Set(fieldValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
association.Error = ref.ForeignKey.Set(association.DB.Statement.Context, fieldValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
} else {
association.Error = ref.ForeignKey.Set(data, reflect.Zero(ref.ForeignKey.FieldType).Interface())
association.Error = ref.ForeignKey.Set(association.DB.Statement.Context, data, reflect.Zero(ref.ForeignKey.FieldType).Interface())
}
}
}
@ -329,14 +329,14 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
switch rv.Kind() {
case reflect.Slice, reflect.Array:
if rv.Len() > 0 {
association.Error = association.Relationship.Field.Set(source, rv.Index(0).Addr().Interface())
association.Error = association.Relationship.Field.Set(association.DB.Statement.Context, source, rv.Index(0).Addr().Interface())
if association.Relationship.Field.FieldType.Kind() == reflect.Struct {
assignBacks = append(assignBacks, assignBack{Source: source, Dest: rv.Index(0)})
}
}
case reflect.Struct:
association.Error = association.Relationship.Field.Set(source, rv.Addr().Interface())
association.Error = association.Relationship.Field.Set(association.DB.Statement.Context, source, rv.Addr().Interface())
if association.Relationship.Field.FieldType.Kind() == reflect.Struct {
assignBacks = append(assignBacks, assignBack{Source: source, Dest: rv})
@ -344,7 +344,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
}
case schema.HasMany, schema.Many2Many:
elemType := association.Relationship.Field.IndirectFieldType.Elem()
fieldValue := reflect.Indirect(association.Relationship.Field.ReflectValueOf(source))
fieldValue := reflect.Indirect(association.Relationship.Field.ReflectValueOf(association.DB.Statement.Context, source))
if clear {
fieldValue = reflect.New(association.Relationship.Field.IndirectFieldType).Elem()
}
@ -373,7 +373,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
}
if association.Error == nil {
association.Error = association.Relationship.Field.Set(source, fieldValue.Interface())
association.Error = association.Relationship.Field.Set(association.DB.Statement.Context, source, fieldValue.Interface())
}
}
}
@ -421,7 +421,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
// clear old data
if clear && len(values) == 0 {
for i := 0; i < reflectValue.Len(); i++ {
if err := association.Relationship.Field.Set(reflectValue.Index(i), reflect.New(association.Relationship.Field.IndirectFieldType).Interface()); err != nil {
if err := association.Relationship.Field.Set(association.DB.Statement.Context, reflectValue.Index(i), reflect.New(association.Relationship.Field.IndirectFieldType).Interface()); err != nil {
association.Error = err
break
}
@ -429,7 +429,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
if association.Relationship.JoinTable == nil {
for _, ref := range association.Relationship.References {
if !ref.OwnPrimaryKey && ref.PrimaryValue == "" {
if err := ref.ForeignKey.Set(reflectValue.Index(i), reflect.Zero(ref.ForeignKey.FieldType).Interface()); err != nil {
if err := ref.ForeignKey.Set(association.DB.Statement.Context, reflectValue.Index(i), reflect.Zero(ref.ForeignKey.FieldType).Interface()); err != nil {
association.Error = err
break
}
@ -453,12 +453,12 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
case reflect.Struct:
// clear old data
if clear && len(values) == 0 {
association.Error = association.Relationship.Field.Set(reflectValue, reflect.New(association.Relationship.Field.IndirectFieldType).Interface())
association.Error = association.Relationship.Field.Set(association.DB.Statement.Context, reflectValue, reflect.New(association.Relationship.Field.IndirectFieldType).Interface())
if association.Relationship.JoinTable == nil && association.Error == nil {
for _, ref := range association.Relationship.References {
if !ref.OwnPrimaryKey && ref.PrimaryValue == "" {
association.Error = ref.ForeignKey.Set(reflectValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
association.Error = ref.ForeignKey.Set(association.DB.Statement.Context, reflectValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
}
}
}
@ -475,7 +475,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
}
for _, assignBack := range assignBacks {
fieldValue := reflect.Indirect(association.Relationship.Field.ReflectValueOf(assignBack.Source))
fieldValue := reflect.Indirect(association.Relationship.Field.ReflectValueOf(association.DB.Statement.Context, assignBack.Source))
if assignBack.Index > 0 {
reflect.Indirect(assignBack.Dest).Set(fieldValue.Index(assignBack.Index - 1))
} else {
@ -486,7 +486,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
func (association *Association) buildCondition() *DB {
var (
queryConds = association.Relationship.ToQueryConditions(association.DB.Statement.ReflectValue)
queryConds = association.Relationship.ToQueryConditions(association.DB.Statement.Context, association.DB.Statement.ReflectValue)
modelValue = reflect.New(association.Relationship.FieldSchema.ModelType).Interface()
tx = association.DB.Model(modelValue)
)

58
callbacks/associations.go
View File

@ -24,8 +24,8 @@ func SaveBeforeAssociations(create bool) func(db *gorm.DB) {
setupReferences := func(obj reflect.Value, elem reflect.Value) {
for _, ref := range rel.References {
if !ref.OwnPrimaryKey {
pv, _ := ref.PrimaryKey.ValueOf(elem)
db.AddError(ref.ForeignKey.Set(obj, pv))
pv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, elem)
db.AddError(ref.ForeignKey.Set(db.Statement.Context, obj, pv))
if dest, ok := db.Statement.Dest.(map[string]interface{}); ok {
dest[ref.ForeignKey.DBName] = pv
@ -57,8 +57,8 @@ func SaveBeforeAssociations(create bool) func(db *gorm.DB) {
break
}
if _, zero := rel.Field.ValueOf(obj); !zero { // check belongs to relation value
rv := rel.Field.ReflectValueOf(obj) // relation reflect value
if _, zero := rel.Field.ValueOf(db.Statement.Context, obj); !zero { // check belongs to relation value
rv := rel.Field.ReflectValueOf(db.Statement.Context, obj) // relation reflect value
objs = append(objs, obj)
if isPtr {
elems = reflect.Append(elems, rv)
@ -76,8 +76,8 @@ func SaveBeforeAssociations(create bool) func(db *gorm.DB) {
}
}
case reflect.Struct:
if _, zero := rel.Field.ValueOf(db.Statement.ReflectValue); !zero {
rv := rel.Field.ReflectValueOf(db.Statement.ReflectValue) // relation reflect value
if _, zero := rel.Field.ValueOf(db.Statement.Context, db.Statement.ReflectValue); !zero {
rv := rel.Field.ReflectValueOf(db.Statement.Context, db.Statement.ReflectValue) // relation reflect value
if rv.Kind() != reflect.Ptr {
rv = rv.Addr()
}
@ -120,18 +120,18 @@ func SaveAfterAssociations(create bool) func(db *gorm.DB) {
obj := db.Statement.ReflectValue.Index(i)
if reflect.Indirect(obj).Kind() == reflect.Struct {
if _, zero := rel.Field.ValueOf(obj); !zero {
rv := rel.Field.ReflectValueOf(obj)
if _, zero := rel.Field.ValueOf(db.Statement.Context, obj); !zero {
rv := rel.Field.ReflectValueOf(db.Statement.Context, obj)
if rv.Kind() != reflect.Ptr {
rv = rv.Addr()
}
for _, ref := range rel.References {
if ref.OwnPrimaryKey {
fv, _ := ref.PrimaryKey.ValueOf(obj)
db.AddError(ref.ForeignKey.Set(rv, fv))
fv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, obj)
db.AddError(ref.ForeignKey.Set(db.Statement.Context, rv, fv))
} else if ref.PrimaryValue != "" {
db.AddError(ref.ForeignKey.Set(rv, ref.PrimaryValue))
db.AddError(ref.ForeignKey.Set(db.Statement.Context, rv, ref.PrimaryValue))
}
}
@ -149,8 +149,8 @@ func SaveAfterAssociations(create bool) func(db *gorm.DB) {
saveAssociations(db, rel, elems.Interface(), selectColumns, restricted, assignmentColumns)
}
case reflect.Struct:
if _, zero := rel.Field.ValueOf(db.Statement.ReflectValue); !zero {
f := rel.Field.ReflectValueOf(db.Statement.ReflectValue)
if _, zero := rel.Field.ValueOf(db.Statement.Context, db.Statement.ReflectValue); !zero {
f := rel.Field.ReflectValueOf(db.Statement.Context, db.Statement.ReflectValue)
if f.Kind() != reflect.Ptr {
f = f.Addr()
}
@ -158,10 +158,10 @@ func SaveAfterAssociations(create bool) func(db *gorm.DB) {
assignmentColumns := make([]string, 0, len(rel.References))
for _, ref := range rel.References {
if ref.OwnPrimaryKey {
fv, _ := ref.PrimaryKey.ValueOf(db.Statement.ReflectValue)
ref.ForeignKey.Set(f, fv)
fv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, db.Statement.ReflectValue)
ref.ForeignKey.Set(db.Statement.Context, f, fv)
} else if ref.PrimaryValue != "" {
ref.ForeignKey.Set(f, ref.PrimaryValue)
ref.ForeignKey.Set(db.Statement.Context, f, ref.PrimaryValue)
}
assignmentColumns = append(assignmentColumns, ref.ForeignKey.DBName)
}
@ -185,23 +185,23 @@ func SaveAfterAssociations(create bool) func(db *gorm.DB) {
elems := reflect.MakeSlice(reflect.SliceOf(fieldType), 0, 10)
identityMap := map[string]bool{}
appendToElems := func(v reflect.Value) {
if _, zero := rel.Field.ValueOf(v); !zero {
f := reflect.Indirect(rel.Field.ReflectValueOf(v))
if _, zero := rel.Field.ValueOf(db.Statement.Context, v); !zero {
f := reflect.Indirect(rel.Field.ReflectValueOf(db.Statement.Context, v))
for i := 0; i < f.Len(); i++ {
elem := f.Index(i)
for _, ref := range rel.References {
if ref.OwnPrimaryKey {
pv, _ := ref.PrimaryKey.ValueOf(v)
ref.ForeignKey.Set(elem, pv)
pv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, v)
ref.ForeignKey.Set(db.Statement.Context, elem, pv)
} else if ref.PrimaryValue != "" {
ref.ForeignKey.Set(elem, ref.PrimaryValue)
ref.ForeignKey.Set(db.Statement.Context, elem, ref.PrimaryValue)
}
}
relPrimaryValues := make([]interface{}, 0, len(rel.FieldSchema.PrimaryFields))
for _, pf := range rel.FieldSchema.PrimaryFields {
if pfv, ok := pf.ValueOf(elem); !ok {
if pfv, ok := pf.ValueOf(db.Statement.Context, elem); !ok {
relPrimaryValues = append(relPrimaryValues, pfv)
}
}
@ -260,21 +260,21 @@ func SaveAfterAssociations(create bool) func(db *gorm.DB) {
joinValue := reflect.New(rel.JoinTable.ModelType)
for _, ref := range rel.References {
if ref.OwnPrimaryKey {
fv, _ := ref.PrimaryKey.ValueOf(obj)
ref.ForeignKey.Set(joinValue, fv)
fv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, obj)
ref.ForeignKey.Set(db.Statement.Context, joinValue, fv)
} else if ref.PrimaryValue != "" {
ref.ForeignKey.Set(joinValue, ref.PrimaryValue)
ref.ForeignKey.Set(db.Statement.Context, joinValue, ref.PrimaryValue)
} else {
fv, _ := ref.PrimaryKey.ValueOf(elem)
ref.ForeignKey.Set(joinValue, fv)
fv, _ := ref.PrimaryKey.ValueOf(db.Statement.Context, elem)
ref.ForeignKey.Set(db.Statement.Context, joinValue, fv)
}
}
joins = reflect.Append(joins, joinValue)
}
appendToElems := func(v reflect.Value) {
if _, zero := rel.Field.ValueOf(v); !zero {
f := reflect.Indirect(rel.Field.ReflectValueOf(v))
if _, zero := rel.Field.ValueOf(db.Statement.Context, v); !zero {
f := reflect.Indirect(rel.Field.ReflectValueOf(db.Statement.Context, v))
for i := 0; i < f.Len(); i++ {
elem := f.Index(i)

40
callbacks/create.go
View File

@ -117,9 +117,9 @@ func Create(config *Config) func(db *gorm.DB) {
break
}
_, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(rv)
_, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(db.Statement.Context, rv)
if isZero {
db.Statement.Schema.PrioritizedPrimaryField.Set(rv, insertID)
db.Statement.Schema.PrioritizedPrimaryField.Set(db.Statement.Context, rv, insertID)
insertID -= db.Statement.Schema.PrioritizedPrimaryField.AutoIncrementIncrement
}
}
@ -130,16 +130,16 @@ func Create(config *Config) func(db *gorm.DB) {
break
}
if _, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(rv); isZero {
db.Statement.Schema.PrioritizedPrimaryField.Set(rv, insertID)
if _, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(db.Statement.Context, rv); isZero {
db.Statement.Schema.PrioritizedPrimaryField.Set(db.Statement.Context, rv, insertID)
insertID += db.Statement.Schema.PrioritizedPrimaryField.AutoIncrementIncrement
}
}
}
case reflect.Struct:
_, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(db.Statement.ReflectValue)
_, isZero := db.Statement.Schema.PrioritizedPrimaryField.ValueOf(db.Statement.Context, db.Statement.ReflectValue)
if isZero {
db.Statement.Schema.PrioritizedPrimaryField.Set(db.Statement.ReflectValue, insertID)
db.Statement.Schema.PrioritizedPrimaryField.Set(db.Statement.Context, db.Statement.ReflectValue, insertID)
}
}
}
@ -219,23 +219,23 @@ func ConvertToCreateValues(stmt *gorm.Statement) (values clause.Values) {
values.Values[i] = make([]interface{}, len(values.Columns))
for idx, column := range values.Columns {
field := stmt.Schema.FieldsByDBName[column.Name]
if values.Values[i][idx], isZero = field.ValueOf(rv); isZero {
if values.Values[i][idx], isZero = field.ValueOf(stmt.Context, rv); isZero {
if field.DefaultValueInterface != nil {
values.Values[i][idx] = field.DefaultValueInterface
field.Set(rv, field.DefaultValueInterface)
field.Set(stmt.Context, rv, field.DefaultValueInterface)
} else if field.AutoCreateTime > 0 || field.AutoUpdateTime > 0 {
field.Set(rv, curTime)
values.Values[i][idx], _ = field.ValueOf(rv)
field.Set(stmt.Context, rv, curTime)
values.Values[i][idx], _ = field.ValueOf(stmt.Context, rv)
}
} else if field.AutoUpdateTime > 0 && updateTrackTime {
field.Set(rv, curTime)
values.Values[i][idx], _ = field.ValueOf(rv)
field.Set(stmt.Context, rv, curTime)
values.Values[i][idx], _ = field.ValueOf(stmt.Context, rv)
}
}
for _, field := range stmt.Schema.FieldsWithDefaultDBValue {
if v, ok := selectColumns[field.DBName]; (ok && v) || (!ok && !restricted) {
if rvOfvalue, isZero := field.ValueOf(rv); !isZero {
if rvOfvalue, isZero := field.ValueOf(stmt.Context, rv); !isZero {
if len(defaultValueFieldsHavingValue[field]) == 0 {
defaultValueFieldsHavingValue[field] = make([]interface{}, rValLen)
}
@ -259,23 +259,23 @@ func ConvertToCreateValues(stmt *gorm.Statement) (values clause.Values) {
values.Values = [][]interface{}{make([]interface{}, len(values.Columns))}
for idx, column := range values.Columns {
field := stmt.Schema.FieldsByDBName[column.Name]
if values.Values[0][idx], isZero = field.ValueOf(stmt.ReflectValue); isZero {
if values.Values[0][idx], isZero = field.ValueOf(stmt.Context, stmt.ReflectValue); isZero {
if field.DefaultValueInterface != nil {
values.Values[0][idx] = field.DefaultValueInterface
field.Set(stmt.ReflectValue, field.DefaultValueInterface)
field.Set(stmt.Context, stmt.ReflectValue, field.DefaultValueInterface)
} else if field.AutoCreateTime > 0 || field.AutoUpdateTime > 0 {
field.Set(stmt.ReflectValue, curTime)
values.Values[0][idx], _ = field.ValueOf(stmt.ReflectValue)
field.Set(stmt.Context, stmt.ReflectValue, curTime)
values.Values[0][idx], _ = field.ValueOf(stmt.Context, stmt.ReflectValue)
}
} else if field.AutoUpdateTime > 0 && updateTrackTime {
field.Set(stmt.ReflectValue, curTime)
values.Values[0][idx], _ = field.ValueOf(stmt.ReflectValue)
field.Set(stmt.Context, stmt.ReflectValue, curTime)
values.Values[0][idx], _ = field.ValueOf(stmt.Context, stmt.ReflectValue)
}
}
for _, field := range stmt.Schema.FieldsWithDefaultDBValue {
if v, ok := selectColumns[field.DBName]; (ok && v) || (!ok && !restricted) {
if rvOfvalue, isZero := field.ValueOf(stmt.ReflectValue); !isZero {
if rvOfvalue, isZero := field.ValueOf(stmt.Context, stmt.ReflectValue); !isZero {
values.Columns = append(values.Columns, clause.Column{Name: field.DBName})
values.Values[0] = append(values.Values[0], rvOfvalue)
}

8
callbacks/delete.go
View File

@ -42,7 +42,7 @@ func DeleteBeforeAssociations(db *gorm.DB) {
switch rel.Type {
case schema.HasOne, schema.HasMany:
queryConds := rel.ToQueryConditions(db.Statement.ReflectValue)
queryConds := rel.ToQueryConditions(db.Statement.Context, db.Statement.ReflectValue)
modelValue := reflect.New(rel.FieldSchema.ModelType).Interface()
tx := db.Session(&gorm.Session{NewDB: true}).Model(modelValue)
withoutConditions := false
@ -97,7 +97,7 @@ func DeleteBeforeAssociations(db *gorm.DB) {
}
}
_, foreignValues := schema.GetIdentityFieldValuesMap(db.Statement.ReflectValue, foreignFields)
_, foreignValues := schema.GetIdentityFieldValuesMap(db.Statement.Context, db.Statement.ReflectValue, foreignFields)
column, values := schema.ToQueryValues(table, relForeignKeys, foreignValues)
queryConds = append(queryConds, clause.IN{Column: column, Values: values})
@ -123,7 +123,7 @@ func Delete(config *Config) func(db *gorm.DB) {
db.Statement.AddClauseIfNotExists(clause.Delete{})
if db.Statement.Schema != nil {
_, queryValues := schema.GetIdentityFieldValuesMap(db.Statement.ReflectValue, db.Statement.Schema.PrimaryFields)
_, queryValues := schema.GetIdentityFieldValuesMap(db.Statement.Context, db.Statement.ReflectValue, db.Statement.Schema.PrimaryFields)
column, values := schema.ToQueryValues(db.Statement.Table, db.Statement.Schema.PrimaryFieldDBNames, queryValues)
if len(values) > 0 {
@ -131,7 +131,7 @@ func Delete(config *Config) func(db *gorm.DB) {
}
if db.Statement.ReflectValue.CanAddr() && db.Statement.Dest != db.Statement.Model && db.Statement.Model != nil {
_, queryValues = schema.GetIdentityFieldValuesMap(reflect.ValueOf(db.Statement.Model), db.Statement.Schema.PrimaryFields)
_, queryValues = schema.GetIdentityFieldValuesMap(db.Statement.Context, reflect.ValueOf(db.Statement.Model), db.Statement.Schema.PrimaryFields)
column, values = schema.ToQueryValues(db.Statement.Table, db.Statement.Schema.PrimaryFieldDBNames, queryValues)
if len(values) > 0 {

28
callbacks/preload.go
View File

@ -48,7 +48,7 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
}
}
joinIdentityMap, joinForeignValues := schema.GetIdentityFieldValuesMap(reflectValue, foreignFields)
joinIdentityMap, joinForeignValues := schema.GetIdentityFieldValuesMap(db.Statement.Context, reflectValue, foreignFields)
if len(joinForeignValues) == 0 {
return
}
@ -63,11 +63,11 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
for i := 0; i < joinResults.Len(); i++ {
joinIndexValue := joinResults.Index(i)
for idx, field := range joinForeignFields {
fieldValues[idx], _ = field.ValueOf(joinIndexValue)
fieldValues[idx], _ = field.ValueOf(db.Statement.Context, joinIndexValue)
}
for idx, field := range joinRelForeignFields {
joinFieldValues[idx], _ = field.ValueOf(joinIndexValue)
joinFieldValues[idx], _ = field.ValueOf(db.Statement.Context, joinIndexValue)
}
if results, ok := joinIdentityMap[utils.ToStringKey(fieldValues...)]; ok {
@ -76,7 +76,7 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
}
}
_, foreignValues = schema.GetIdentityFieldValuesMap(joinResults, joinRelForeignFields)
_, foreignValues = schema.GetIdentityFieldValuesMap(db.Statement.Context, joinResults, joinRelForeignFields)
} else {
for _, ref := range rel.References {
if ref.OwnPrimaryKey {
@ -92,7 +92,7 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
}
}
identityMap, foreignValues = schema.GetIdentityFieldValuesMap(reflectValue, foreignFields)
identityMap, foreignValues = schema.GetIdentityFieldValuesMap(db.Statement.Context, reflectValue, foreignFields)
if len(foreignValues) == 0 {
return
}
@ -125,17 +125,17 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
case reflect.Struct:
switch rel.Type {
case schema.HasMany, schema.Many2Many:
rel.Field.Set(reflectValue, reflect.MakeSlice(rel.Field.IndirectFieldType, 0, 10).Interface())
rel.Field.Set(db.Statement.Context, reflectValue, reflect.MakeSlice(rel.Field.IndirectFieldType, 0, 10).Interface())
default:
rel.Field.Set(reflectValue, reflect.New(rel.Field.FieldType).Interface())
rel.Field.Set(db.Statement.Context, reflectValue, reflect.New(rel.Field.FieldType).Interface())
}
case reflect.Slice, reflect.Array:
for i := 0; i < reflectValue.Len(); i++ {
switch rel.Type {
case schema.HasMany, schema.Many2Many:
rel.Field.Set(reflectValue.Index(i), reflect.MakeSlice(rel.Field.IndirectFieldType, 0, 10).Interface())
rel.Field.Set(db.Statement.Context, reflectValue.Index(i), reflect.MakeSlice(rel.Field.IndirectFieldType, 0, 10).Interface())
default:
rel.Field.Set(reflectValue.Index(i), reflect.New(rel.Field.FieldType).Interface())
rel.Field.Set(db.Statement.Context, reflectValue.Index(i), reflect.New(rel.Field.FieldType).Interface())
}
}
}
@ -143,7 +143,7 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
for i := 0; i < reflectResults.Len(); i++ {
elem := reflectResults.Index(i)
for idx, field := range relForeignFields {
fieldValues[idx], _ = field.ValueOf(elem)
fieldValues[idx], _ = field.ValueOf(db.Statement.Context, elem)
}
datas, ok := identityMap[utils.ToStringKey(fieldValues...)]
@ -154,7 +154,7 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
}
for _, data := range datas {
reflectFieldValue := rel.Field.ReflectValueOf(data)
reflectFieldValue := rel.Field.ReflectValueOf(db.Statement.Context, data)
if reflectFieldValue.Kind() == reflect.Ptr && reflectFieldValue.IsNil() {
reflectFieldValue.Set(reflect.New(rel.Field.FieldType.Elem()))
}
@ -162,12 +162,12 @@ func preload(db *gorm.DB, rel *schema.Relationship, conds []interface{}, preload
reflectFieldValue = reflect.Indirect(reflectFieldValue)
switch reflectFieldValue.Kind() {
case reflect.Struct:
rel.Field.Set(data, elem.Interface())
rel.Field.Set(db.Statement.Context, data, elem.Interface())
case reflect.Slice, reflect.Array:
if reflectFieldValue.Type().Elem().Kind() == reflect.Ptr {
rel.Field.Set(data, reflect.Append(reflectFieldValue, elem).Interface())
rel.Field.Set(db.Statement.Context, data, reflect.Append(reflectFieldValue, elem).Interface())
} else {
rel.Field.Set(data, reflect.Append(reflectFieldValue, elem.Elem()).Interface())
rel.Field.Set(db.Statement.Context, data, reflect.Append(reflectFieldValue, elem.Elem()).Interface())
}
}
}

2
callbacks/query.go
View File

@ -40,7 +40,7 @@ func BuildQuerySQL(db *gorm.DB) {
if db.Statement.ReflectValue.Kind() == reflect.Struct && db.Statement.ReflectValue.Type() == db.Statement.Schema.ModelType {
var conds []clause.Expression
for _, primaryField := range db.Statement.Schema.PrimaryFields {
if v, isZero := primaryField.ValueOf(db.Statement.ReflectValue); !isZero {
if v, isZero := primaryField.ValueOf(db.Statement.Context, db.Statement.ReflectValue); !isZero {
conds = append(conds, clause.Eq{Column: clause.Column{Table: db.Statement.Table, Name: primaryField.DBName}, Value: v})
}
}

14
callbacks/update.go
View File

@ -21,7 +21,7 @@ func SetupUpdateReflectValue(db *gorm.DB) {
if dest, ok := db.Statement.Dest.(map[string]interface{}); ok {
for _, rel := range db.Statement.Schema.Relationships.BelongsTo {
if _, ok := dest[rel.Name]; ok {
rel.Field.Set(db.Statement.ReflectValue, dest[rel.Name])
rel.Field.Set(db.Statement.Context, db.Statement.ReflectValue, dest[rel.Name])
}
}
}
@ -137,13 +137,13 @@ func ConvertToAssignments(stmt *gorm.Statement) (set clause.Set) {
case reflect.Slice, reflect.Array:
assignValue = func(field *schema.Field, value interface{}) {
for i := 0; i < stmt.ReflectValue.Len(); i++ {
field.Set(stmt.ReflectValue.Index(i), value)
field.Set(stmt.Context, stmt.ReflectValue.Index(i), value)
}
}
case reflect.Struct:
assignValue = func(field *schema.Field, value interface{}) {
if stmt.ReflectValue.CanAddr() {
field.Set(stmt.ReflectValue, value)
field.Set(stmt.Context, stmt.ReflectValue, value)
}
}
default:
@ -165,7 +165,7 @@ func ConvertToAssignments(stmt *gorm.Statement) (set clause.Set) {
exprs := make([]clause.Expression, len(stmt.Schema.PrimaryFields))
var notZero bool
for idx, field := range stmt.Schema.PrimaryFields {
value, isZero := field.ValueOf(stmt.ReflectValue.Index(i))
value, isZero := field.ValueOf(stmt.Context, stmt.ReflectValue.Index(i))
exprs[idx] = clause.Eq{Column: field.DBName, Value: value}
notZero = notZero || !isZero
}
@ -178,7 +178,7 @@ func ConvertToAssignments(stmt *gorm.Statement) (set clause.Set) {
}
case reflect.Struct:
for _, field := range stmt.Schema.PrimaryFields {
if value, isZero := field.ValueOf(stmt.ReflectValue); !isZero {
if value, isZero := field.ValueOf(stmt.Context, stmt.ReflectValue); !isZero {
stmt.AddClause(clause.Where{Exprs: []clause.Expression{clause.Eq{Column: field.DBName, Value: value}}})
}
}
@ -258,7 +258,7 @@ func ConvertToAssignments(stmt *gorm.Statement) (set clause.Set) {
if field := updatingSchema.LookUpField(dbName); field != nil {
if !field.PrimaryKey || !updatingValue.CanAddr() || stmt.Dest != stmt.Model {
if v, ok := selectColumns[field.DBName]; (ok && v) || (!ok && (!restricted || (!stmt.SkipHooks && field.AutoUpdateTime > 0))) {
value, isZero := field.ValueOf(updatingValue)
value, isZero := field.ValueOf(stmt.Context, updatingValue)
if !stmt.SkipHooks && field.AutoUpdateTime > 0 {
if field.AutoUpdateTime == schema.UnixNanosecond {
value = stmt.DB.NowFunc().UnixNano()
@ -278,7 +278,7 @@ func ConvertToAssignments(stmt *gorm.Statement) (set clause.Set) {
}
}
} else {
if value, isZero := field.ValueOf(updatingValue); !isZero {
if value, isZero := field.ValueOf(stmt.Context, updatingValue); !isZero {
stmt.AddClause(clause.Where{Exprs: []clause.Expression{clause.Eq{Column: field.DBName, Value: value}}})
}
}

12
finisher_api.go
View File

@ -83,7 +83,7 @@ func (db *DB) Save(value interface{}) (tx *DB) {
case reflect.Struct:
if err := tx.Statement.Parse(value); err == nil && tx.Statement.Schema != nil {
for _, pf := range tx.Statement.Schema.PrimaryFields {
if _, isZero := pf.ValueOf(reflectValue); isZero {
if _, isZero := pf.ValueOf(tx.Statement.Context, reflectValue); isZero {
return tx.callbacks.Create().Execute(tx)
}
}
@ -199,7 +199,7 @@ func (db *DB) FindInBatches(dest interface{}, batchSize int, fc func(tx *DB, bat
break
}
primaryValue, _ := result.Statement.Schema.PrioritizedPrimaryField.ValueOf(resultsValue.Index(resultsValue.Len() - 1))
primaryValue, _ := result.Statement.Schema.PrioritizedPrimaryField.ValueOf(tx.Statement.Context, resultsValue.Index(resultsValue.Len()-1))
queryDB = tx.Clauses(clause.Gt{Column: clause.Column{Table: clause.CurrentTable, Name: clause.PrimaryKey}, Value: primaryValue})
}
@ -216,11 +216,11 @@ func (tx *DB) assignInterfacesToValue(values ...interface{}) {
switch column := eq.Column.(type) {
case string:
if field := tx.Statement.Schema.LookUpField(column); field != nil {
tx.AddError(field.Set(tx.Statement.ReflectValue, eq.Value))
tx.AddError(field.Set(tx.Statement.Context, tx.Statement.ReflectValue, eq.Value))
}
case clause.Column:
if field := tx.Statement.Schema.LookUpField(column.Name); field != nil {
tx.AddError(field.Set(tx.Statement.ReflectValue, eq.Value))
tx.AddError(field.Set(tx.Statement.Context, tx.Statement.ReflectValue, eq.Value))
}
}
} else if andCond, ok := expr.(clause.AndConditions); ok {
@ -238,9 +238,9 @@ func (tx *DB) assignInterfacesToValue(values ...interface{}) {
case reflect.Struct:
for _, f := range s.Fields {
if f.Readable {
if v, isZero := f.ValueOf(reflectValue); !isZero {
if v, isZero := f.ValueOf(tx.Statement.Context, reflectValue); !isZero {
if field := tx.Statement.Schema.LookUpField(f.Name); field != nil {
tx.AddError(field.Set(tx.Statement.ReflectValue, v))
tx.AddError(field.Set(tx.Statement.Context, tx.Statement.ReflectValue, v))
}
}
}

4
interfaces.go
View File

@ -40,14 +40,17 @@ type SavePointerDialectorInterface interface {
RollbackTo(tx *DB, name string) error
}
// TxBeginner tx beginner
type TxBeginner interface {
BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error)
}
// ConnPoolBeginner conn pool beginner
type ConnPoolBeginner interface {
BeginTx(ctx context.Context, opts *sql.TxOptions) (ConnPool, error)
}
// TxCommitter tx commiter
type TxCommitter interface {
Commit() error
Rollback() error
@ -58,6 +61,7 @@ type Valuer interface {
GormValue(context.Context, *DB) clause.Expr
}
// GetDBConnector SQL db connector
type GetDBConnector interface {
GetDBConn() (*sql.DB, error)
}

32
scan.go
View File

@ -10,6 +10,7 @@ import (
"gorm.io/gorm/schema"
)
// prepareValues prepare values slice
func prepareValues(values []interface{}, db *DB, columnTypes []*sql.ColumnType, columns []string) {
if db.Statement.Schema != nil {
for idx, name := range columns {
@ -54,11 +55,13 @@ func (db *DB) scanIntoStruct(sch *schema.Schema, rows *sql.Rows, reflectValue re
if sch == nil {
values[idx] = reflectValue.Interface()
} else if field := sch.LookUpField(column); field != nil && field.Readable {
values[idx] = reflect.New(reflect.PtrTo(field.IndirectFieldType)).Interface()
values[idx] = field.NewValuePool.Get()
defer field.NewValuePool.Put(values[idx])
} else if names := strings.Split(column, "__"); len(names) > 1 {
if rel, ok := sch.Relationships.Relations[names[0]]; ok {
if field := rel.FieldSchema.LookUpField(strings.Join(names[1:], "__")); field != nil && field.Readable {
values[idx] = reflect.New(reflect.PtrTo(field.IndirectFieldType)).Interface()
values[idx] = field.NewValuePool.Get()
defer field.NewValuePool.Put(values[idx])
continue
}
}
@ -77,21 +80,21 @@ func (db *DB) scanIntoStruct(sch *schema.Schema, rows *sql.Rows, reflectValue re
if sch != nil {
for idx, column := range columns {
if field := sch.LookUpField(column); field != nil && field.Readable {
field.Set(reflectValue, values[idx])
field.Set(db.Statement.Context, reflectValue, values[idx])
} else if names := strings.Split(column, "__"); len(names) > 1 {
if rel, ok := sch.Relationships.Relations[names[0]]; ok {
if field := rel.FieldSchema.LookUpField(strings.Join(names[1:], "__")); field != nil && field.Readable {
relValue := rel.Field.ReflectValueOf(reflectValue)
value := reflect.ValueOf(values[idx]).Elem()
relValue := rel.Field.ReflectValueOf(db.Statement.Context, reflectValue)
if relValue.Kind() == reflect.Ptr && relValue.IsNil() {
if value.IsNil() {
if value := reflect.ValueOf(values[idx]).Elem(); value.Kind() == reflect.Ptr && value.IsNil() {
continue
}
relValue.Set(reflect.New(relValue.Type().Elem()))
}
field.Set(relValue, values[idx])
field.Set(db.Statement.Context, relValue, values[idx])
}
}
}
@ -99,14 +102,17 @@ func (db *DB) scanIntoStruct(sch *schema.Schema, rows *sql.Rows, reflectValue re
}
}
// ScanMode scan data mode
type ScanMode uint8
// scan modes
const (
ScanInitialized ScanMode = 1 << 0 // 1
ScanUpdate ScanMode = 1 << 1 // 2
ScanOnConflictDoNothing ScanMode = 1 << 2 // 4
)
// Scan scan rows into db statement
func Scan(rows *sql.Rows, db *DB, mode ScanMode) {
var (
columns, _ = rows.Columns()
@ -138,7 +144,7 @@ func Scan(rows *sql.Rows, db *DB, mode ScanMode) {
}
scanIntoMap(mapValue, values, columns)
}
case *[]map[string]interface{}, []map[string]interface{}:
case *[]map[string]interface{}:
columnTypes, _ := rows.ColumnTypes()
for initialized || rows.Next() {
prepareValues(values, db, columnTypes, columns)
@ -149,11 +155,7 @@ func Scan(rows *sql.Rows, db *DB, mode ScanMode) {
mapValue := map[string]interface{}{}
scanIntoMap(mapValue, values, columns)
if values, ok := dest.([]map[string]interface{}); ok {
values = append(values, mapValue)
} else if values, ok := dest.(*[]map[string]interface{}); ok {
*values = append(*values, mapValue)
}
*dest = append(*dest, mapValue)
}
case *int, *int8, *int16, *int32, *int64,
*uint, *uint8, *uint16, *uint32, *uint64, *uintptr,
@ -174,7 +176,7 @@ func Scan(rows *sql.Rows, db *DB, mode ScanMode) {
reflectValue = db.Statement.ReflectValue
)
if reflectValue.Kind() == reflect.Interface {
for reflectValue.Kind() == reflect.Interface {
reflectValue = reflectValue.Elem()
}
@ -244,7 +246,7 @@ func Scan(rows *sql.Rows, db *DB, mode ScanMode) {
elem = reflectValue.Index(int(db.RowsAffected))
if onConflictDonothing {
for _, field := range fields {
if _, ok := field.ValueOf(elem); !ok {
if _, ok := field.ValueOf(db.Statement.Context, elem); !ok {
db.RowsAffected++
goto BEGIN
}

564
schema/field.go
View File

@ -1,6 +1,7 @@
package schema
import (
"context"
"database/sql"
"database/sql/driver"
"fmt"
@ -14,12 +15,21 @@ import (
"gorm.io/gorm/utils"
)
type DataType string
// special types' reflect type
var (
TimeReflectType = reflect.TypeOf(time.Time{})
TimePtrReflectType = reflect.TypeOf(&time.Time{})
ByteReflectType = reflect.TypeOf(uint8(0))
)
type TimeType int64
var TimeReflectType = reflect.TypeOf(time.Time{})
type (
// DataType GORM data type
DataType string
// TimeType GORM time type
TimeType int64
)
// GORM time types
const (
UnixTime TimeType = 1
UnixSecond TimeType = 2
@ -27,6 +37,7 @@ const (
UnixNanosecond TimeType = 4
)
// GORM fields types
const (
Bool DataType = "bool"
Int DataType = "int"
@ -37,6 +48,7 @@ const (
Bytes DataType = "bytes"
)
// Field is the representation of model schema's field
type Field struct {
Name string
DBName string
@ -49,9 +61,9 @@ type Field struct {
Creatable bool
Updatable bool
Readable bool
HasDefaultValue bool
AutoCreateTime TimeType
AutoUpdateTime TimeType
HasDefaultValue bool
DefaultValue string
DefaultValueInterface interface{}
NotNull bool
@ -60,6 +72,7 @@ type Field struct {
Size int
Precision int
Scale int
IgnoreMigration bool
FieldType reflect.Type
IndirectFieldType reflect.Type
StructField reflect.StructField
@ -68,27 +81,39 @@ type Field struct {
Schema *Schema
EmbeddedSchema *Schema
OwnerSchema *Schema
ReflectValueOf func(reflect.Value) reflect.Value
ValueOf func(reflect.Value) (value interface{}, zero bool)
Set func(reflect.Value, interface{}) error
IgnoreMigration bool
ReflectValueOf func(context.Context, reflect.Value) reflect.Value
ValueOf func(context.Context, reflect.Value) (value interface{}, zero bool)
Set func(context.Context, reflect.Value, interface{}) error
Serializer SerializerInterface
NewValuePool FieldNewValuePool
}
// ParseField parses reflect.StructField to Field
func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
var err error
var (
err error
tagSetting = ParseTagSetting(fieldStruct.Tag.Get("gorm"), ";")
)
field := &Field{
Name: fieldStruct.Name,
DBName: tagSetting["COLUMN"],
BindNames: []string{fieldStruct.Name},
FieldType: fieldStruct.Type,
IndirectFieldType: fieldStruct.Type,
StructField: fieldStruct,
Tag: fieldStruct.Tag,
TagSettings: tagSetting,
Schema: schema,
Creatable: true,
Updatable: true,
Readable: true,
Tag: fieldStruct.Tag,
TagSettings: ParseTagSetting(fieldStruct.Tag.Get("gorm"), ";"),
Schema: schema,
PrimaryKey: utils.CheckTruth(tagSetting["PRIMARYKEY"], tagSetting["PRIMARY_KEY"]),
AutoIncrement: utils.CheckTruth(tagSetting["AUTOINCREMENT"]),
HasDefaultValue: utils.CheckTruth(tagSetting["AUTOINCREMENT"]),
NotNull: utils.CheckTruth(tagSetting["NOT NULL"], tagSetting["NOTNULL"]),
Unique: utils.CheckTruth(tagSetting["UNIQUE"]),
Comment: tagSetting["COMMENT"],
AutoIncrementIncrement: 1,
}
@ -97,7 +122,7 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
}
fieldValue := reflect.New(field.IndirectFieldType)
// if field is valuer, used its value or first fields as data type
// if field is valuer, used its value or first field as data type
valuer, isValuer := fieldValue.Interface().(driver.Valuer)
if isValuer {
if _, ok := fieldValue.Interface().(GormDataTypeInterface); !ok {
@ -105,31 +130,37 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
fieldValue = reflect.ValueOf(v)
}
// Use the field struct's first field type as data type, e.g: use `string` for sql.NullString
var getRealFieldValue func(reflect.Value)
getRealFieldValue = func(v reflect.Value) {
rv := reflect.Indirect(v)
if rv.Kind() == reflect.Struct && !rv.Type().ConvertibleTo(TimeReflectType) {
for i := 0; i < rv.Type().NumField(); i++ {
newFieldType := rv.Type().Field(i).Type
var (
rv = reflect.Indirect(v)
rvType = rv.Type()
)
if rv.Kind() == reflect.Struct && !rvType.ConvertibleTo(TimeReflectType) {
for i := 0; i < rvType.NumField(); i++ {
for key, value := range ParseTagSetting(rvType.Field(i).Tag.Get("gorm"), ";") {
if _, ok := field.TagSettings[key]; !ok {
field.TagSettings[key] = value
}
}
}
for i := 0; i < rvType.NumField(); i++ {
newFieldType := rvType.Field(i).Type
for newFieldType.Kind() == reflect.Ptr {
newFieldType = newFieldType.Elem()
}
fieldValue = reflect.New(newFieldType)
if rv.Type() != reflect.Indirect(fieldValue).Type() {
if rvType != reflect.Indirect(fieldValue).Type() {
getRealFieldValue(fieldValue)
}
if fieldValue.IsValid() {
return
}
for key, value := range ParseTagSetting(field.IndirectFieldType.Field(i).Tag.Get("gorm"), ";") {
if _, ok := field.TagSettings[key]; !ok {
field.TagSettings[key] = value
}
}
}
}
}
@ -138,19 +169,23 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
}
}
if dbName, ok := field.TagSettings["COLUMN"]; ok {
field.DBName = dbName
}
if val, ok := field.TagSettings["PRIMARYKEY"]; ok && utils.CheckTruth(val) {
field.PrimaryKey = true
} else if val, ok := field.TagSettings["PRIMARY_KEY"]; ok && utils.CheckTruth(val) {
field.PrimaryKey = true
}
if val, ok := field.TagSettings["AUTOINCREMENT"]; ok && utils.CheckTruth(val) {
field.AutoIncrement = true
field.HasDefaultValue = true
if v, isSerializer := fieldValue.Interface().(SerializerInterface); isSerializer {
field.DataType = String
field.Serializer = v
} else {
var serializerName = field.TagSettings["JSON"]
if serializerName == "" {
serializerName = field.TagSettings["SERIALIZER"]
}
if serializerName != "" {
if serializer, ok := GetSerializer(serializerName); ok {
// Set default data type to string for serializer
field.DataType = String
field.Serializer = serializer
} else {
schema.err = fmt.Errorf("invalid serializer type %v", serializerName)
}
}
}
if num, ok := field.TagSettings["AUTOINCREMENTINCREMENT"]; ok {
@ -176,20 +211,6 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
field.Scale, _ = strconv.Atoi(s)
}
if val, ok := field.TagSettings["NOT NULL"]; ok && utils.CheckTruth(val) {
field.NotNull = true
} else if val, ok := field.TagSettings["NOTNULL"]; ok && utils.CheckTruth(val) {
field.NotNull = true
}
if val, ok := field.TagSettings["UNIQUE"]; ok && utils.CheckTruth(val) {
field.Unique = true
}
if val, ok := field.TagSettings["COMMENT"]; ok {
field.Comment = val
}
// default value is function or null or blank (primary keys)
field.DefaultValue = strings.TrimSpace(field.DefaultValue)
skipParseDefaultValue := strings.Contains(field.DefaultValue, "(") &&
@ -225,7 +246,6 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
}
case reflect.String:
field.DataType = String
if field.HasDefaultValue && !skipParseDefaultValue {
field.DefaultValue = strings.Trim(field.DefaultValue, "'")
field.DefaultValue = strings.Trim(field.DefaultValue, `"`)
@ -236,17 +256,15 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
field.DataType = Time
} else if fieldValue.Type().ConvertibleTo(TimeReflectType) {
field.DataType = Time
} else if fieldValue.Type().ConvertibleTo(reflect.TypeOf(&time.Time{})) {
} else if fieldValue.Type().ConvertibleTo(TimePtrReflectType) {
field.DataType = Time
}
case reflect.Array, reflect.Slice:
if reflect.Indirect(fieldValue).Type().Elem() == reflect.TypeOf(uint8(0)) {
if reflect.Indirect(fieldValue).Type().Elem() == ByteReflectType && field.DataType == "" {
field.DataType = Bytes
}
}
field.GORMDataType = field.DataType
if dataTyper, ok := fieldValue.Interface().(GormDataTypeInterface); ok {
field.DataType = DataType(dataTyper.GormDataType())
}
@ -346,8 +364,9 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
}
}
if _, ok := field.TagSettings["EMBEDDED"]; field.GORMDataType != Time && field.GORMDataType != Bytes &&
(ok || (fieldStruct.Anonymous && !isValuer && (field.Creatable || field.Updatable || field.Readable))) {
// Normal anonymous field or having `EMBEDDED` tag
if _, ok := field.TagSettings["EMBEDDED"]; ok || (field.GORMDataType != Time && field.GORMDataType != Bytes && !isValuer &&
fieldStruct.Anonymous && (field.Creatable || field.Updatable || field.Readable)) {
kind := reflect.Indirect(fieldValue).Kind()
switch kind {
case reflect.Struct:
@ -410,95 +429,122 @@ func (schema *Schema) ParseField(fieldStruct reflect.StructField) *Field {
// create valuer, setter when parse struct
func (field *Field) setupValuerAndSetter() {
// ValueOf
switch {
case len(field.StructField.Index) == 1:
field.ValueOf = func(value reflect.Value) (interface{}, bool) {
fieldValue := reflect.Indirect(value).Field(field.StructField.Index[0])
return fieldValue.Interface(), fieldValue.IsZero()
}
case len(field.StructField.Index) == 2 && field.StructField.Index[0] >= 0:
field.ValueOf = func(value reflect.Value) (interface{}, bool) {
fieldValue := reflect.Indirect(value).Field(field.StructField.Index[0]).Field(field.StructField.Index[1])
return fieldValue.Interface(), fieldValue.IsZero()
}
default:
field.ValueOf = func(value reflect.Value) (interface{}, bool) {
v := reflect.Indirect(value)
for _, idx := range field.StructField.Index {
if idx >= 0 {
v = v.Field(idx)
} else {
v = v.Field(-idx - 1)
if v.Type().Elem().Kind() != reflect.Struct {
return nil, true
}
if !v.IsNil() {
v = v.Elem()
} else {
return nil, true
}
// Setup NewValuePool
var fieldValue = reflect.New(field.FieldType).Interface()
if field.Serializer != nil {
field.NewValuePool = &sync.Pool{
New: func() interface{} {
return &serializer{
Field: field,
Serializer: reflect.New(reflect.Indirect(reflect.ValueOf(field.Serializer)).Type()).Interface().(SerializerInterface),
}
},
}
} else if _, ok := fieldValue.(sql.Scanner); !ok {
// set default NewValuePool
switch field.IndirectFieldType.Kind() {
case reflect.String:
field.NewValuePool = stringPool
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
field.NewValuePool = intPool
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
field.NewValuePool = uintPool
case reflect.Float32, reflect.Float64:
field.NewValuePool = floatPool
case reflect.Bool:
field.NewValuePool = boolPool
default:
if field.IndirectFieldType == TimeReflectType {
field.NewValuePool = timePool
}
return v.Interface(), v.IsZero()
}
}
// ReflectValueOf
switch {
case len(field.StructField.Index) == 1:
field.ReflectValueOf = func(value reflect.Value) reflect.Value {
return reflect.Indirect(value).Field(field.StructField.Index[0])
}
case len(field.StructField.Index) == 2 && field.StructField.Index[0] >= 0 && field.FieldType.Kind() != reflect.Ptr:
field.ReflectValueOf = func(value reflect.Value) reflect.Value {
return reflect.Indirect(value).Field(field.StructField.Index[0]).Field(field.StructField.Index[1])
}
default:
field.ReflectValueOf = func(value reflect.Value) reflect.Value {
v := reflect.Indirect(value)
for idx, fieldIdx := range field.StructField.Index {
if fieldIdx >= 0 {
v = v.Field(fieldIdx)
if field.NewValuePool == nil {
field.NewValuePool = poolInitializer(reflect.PtrTo(field.IndirectFieldType))
}
// ValueOf returns field's value and if it is zero
field.ValueOf = func(ctx context.Context, v reflect.Value) (interface{}, bool) {
v = reflect.Indirect(v)
for _, fieldIdx := range field.StructField.Index {
if fieldIdx >= 0 {
v = v.Field(fieldIdx)
} else {
v = v.Field(-fieldIdx - 1)
if !v.IsNil() {
v = v.Elem()
} else {
v = v.Field(-fieldIdx - 1)
}
if v.Kind() == reflect.Ptr {
if v.Type().Elem().Kind() == reflect.Struct {
if v.IsNil() {
v.Set(reflect.New(v.Type().Elem()))
}
}
if idx < len(field.StructField.Index)-1 {
v = v.Elem()
}
return nil, true
}
}
return v
}
fv, zero := v.Interface(), v.IsZero()
return fv, zero
}
if field.Serializer != nil {
oldValuerOf := field.ValueOf
field.ValueOf = func(ctx context.Context, v reflect.Value) (interface{}, bool) {
value, zero := oldValuerOf(ctx, v)
if zero {
return value, zero
}
s, ok := value.(SerializerValuerInterface)
if !ok {
s = field.Serializer
}
return serializer{
Field: field,
SerializeValuer: s,
Destination: v,
Context: ctx,
fieldValue: value,
}, false
}
}
fallbackSetter := func(value reflect.Value, v interface{}, setter func(reflect.Value, interface{}) error) (err error) {
// ReflectValueOf returns field's reflect value
field.ReflectValueOf = func(ctx context.Context, v reflect.Value) reflect.Value {
v = reflect.Indirect(v)
for idx, fieldIdx := range field.StructField.Index {
if fieldIdx >= 0 {
v = v.Field(fieldIdx)
} else {
v = v.Field(-fieldIdx - 1)
if v.IsNil() {
v.Set(reflect.New(v.Type().Elem()))
}
if idx < len(field.StructField.Index)-1 {
v = v.Elem()
}
}
}
return v
}
fallbackSetter := func(ctx context.Context, value reflect.Value, v interface{}, setter func(context.Context, reflect.Value, interface{}) error) (err error) {
if v == nil {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else {
reflectV := reflect.ValueOf(v)
// Optimal value type acquisition for v
reflectValType := reflectV.Type()
if reflectValType.AssignableTo(field.FieldType) {
field.ReflectValueOf(value).Set(reflectV)
field.ReflectValueOf(ctx, value).Set(reflectV)
return
} else if reflectValType.ConvertibleTo(field.FieldType) {
field.ReflectValueOf(value).Set(reflectV.Convert(field.FieldType))
field.ReflectValueOf(ctx, value).Set(reflectV.Convert(field.FieldType))
return
} else if field.FieldType.Kind() == reflect.Ptr {
fieldValue := field.ReflectValueOf(value)
fieldValue := field.ReflectValueOf(ctx, value)
fieldType := field.FieldType.Elem()
if reflectValType.AssignableTo(fieldType) {
@ -521,13 +567,16 @@ func (field *Field) setupValuerAndSetter() {
if reflectV.Kind() == reflect.Ptr {
if reflectV.IsNil() {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else if reflectV.Type().Elem().AssignableTo(field.FieldType) {
field.ReflectValueOf(ctx, value).Set(reflectV.Elem())
return
} else {
err = setter(value, reflectV.Elem().Interface())
err = setter(ctx, value, reflectV.Elem().Interface())
}
} else if valuer, ok := v.(driver.Valuer); ok {
if v, err = valuer.Value(); err == nil {
err = setter(value, v)
err = setter(ctx, value, v)
}
} else {
return fmt.Errorf("failed to set value %+v to field %s", v, field.Name)
@ -540,191 +589,201 @@ func (field *Field) setupValuerAndSetter() {
// Set
switch field.FieldType.Kind() {
case reflect.Bool:
field.Set = func(value reflect.Value, v interface{}) error {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) error {
switch data := v.(type) {
case **bool:
if data != nil && *data != nil {
field.ReflectValueOf(ctx, value).SetBool(**data)
}
case bool:
field.ReflectValueOf(value).SetBool(data)
case *bool:
if data != nil {
field.ReflectValueOf(value).SetBool(*data)
} else {
field.ReflectValueOf(value).SetBool(false)
}
field.ReflectValueOf(ctx, value).SetBool(data)
case int64:
if data > 0 {
field.ReflectValueOf(value).SetBool(true)
} else {
field.ReflectValueOf(value).SetBool(false)
}
field.ReflectValueOf(ctx, value).SetBool(data > 0)
case string:
b, _ := strconv.ParseBool(data)
field.ReflectValueOf(value).SetBool(b)
field.ReflectValueOf(ctx, value).SetBool(b)
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return nil
}
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
switch data := v.(type) {
case **int64:
if data != nil && *data != nil {
field.ReflectValueOf(ctx, value).SetInt(**data)
}
case int64:
field.ReflectValueOf(value).SetInt(data)
field.ReflectValueOf(ctx, value).SetInt(data)
case int:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case int8:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case int16:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case int32:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case uint:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case uint8:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case uint16:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case uint32:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case uint64:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case float32:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case float64:
field.ReflectValueOf(value).SetInt(int64(data))
field.ReflectValueOf(ctx, value).SetInt(int64(data))
case []byte:
return field.Set(value, string(data))
return field.Set(ctx, value, string(data))
case string:
if i, err := strconv.ParseInt(data, 0, 64); err == nil {
field.ReflectValueOf(value).SetInt(i)
field.ReflectValueOf(ctx, value).SetInt(i)
} else {
return err
}
case time.Time:
if field.AutoCreateTime == UnixNanosecond || field.AutoUpdateTime == UnixNanosecond {
field.ReflectValueOf(value).SetInt(data.UnixNano())
field.ReflectValueOf(ctx, value).SetInt(data.UnixNano())
} else if field.AutoCreateTime == UnixMillisecond || field.AutoUpdateTime == UnixMillisecond {
field.ReflectValueOf(value).SetInt(data.UnixNano() / 1e6)
field.ReflectValueOf(ctx, value).SetInt(data.UnixNano() / 1e6)
} else {
field.ReflectValueOf(value).SetInt(data.Unix())
field.ReflectValueOf(ctx, value).SetInt(data.Unix())
}
case *time.Time:
if data != nil {
if field.AutoCreateTime == UnixNanosecond || field.AutoUpdateTime == UnixNanosecond {
field.ReflectValueOf(value).SetInt(data.UnixNano())
field.ReflectValueOf(ctx, value).SetInt(data.UnixNano())
} else if field.AutoCreateTime == UnixMillisecond || field.AutoUpdateTime == UnixMillisecond {
field.ReflectValueOf(value).SetInt(data.UnixNano() / 1e6)
field.ReflectValueOf(ctx, value).SetInt(data.UnixNano() / 1e6)
} else {
field.ReflectValueOf(value).SetInt(data.Unix())
field.ReflectValueOf(ctx, value).SetInt(data.Unix())
}
} else {
field.ReflectValueOf(value).SetInt(0)
field.ReflectValueOf(ctx, value).SetInt(0)
}
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return err
}
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
switch data := v.(type) {
case **uint64:
if data != nil && *data != nil {
field.ReflectValueOf(ctx, value).SetUint(**data)
}
case uint64:
field.ReflectValueOf(value).SetUint(data)
field.ReflectValueOf(ctx, value).SetUint(data)
case uint:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case uint8:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case uint16:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case uint32:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case int64:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case int:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case int8:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case int16:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case int32:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case float32:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case float64:
field.ReflectValueOf(value).SetUint(uint64(data))
field.ReflectValueOf(ctx, value).SetUint(uint64(data))
case []byte:
return field.Set(value, string(data))
return field.Set(ctx, value, string(data))
case time.Time:
if field.AutoCreateTime == UnixNanosecond || field.AutoUpdateTime == UnixNanosecond {
field.ReflectValueOf(value).SetUint(uint64(data.UnixNano()))
field.ReflectValueOf(ctx, value).SetUint(uint64(data.UnixNano()))
} else if field.AutoCreateTime == UnixMillisecond || field.AutoUpdateTime == UnixMillisecond {
field.ReflectValueOf(value).SetUint(uint64(data.UnixNano() / 1e6))
field.ReflectValueOf(ctx, value).SetUint(uint64(data.UnixNano() / 1e6))
} else {
field.ReflectValueOf(value).SetUint(uint64(data.Unix()))
field.ReflectValueOf(ctx, value).SetUint(uint64(data.Unix()))
}
case string:
if i, err := strconv.ParseUint(data, 0, 64); err == nil {
field.ReflectValueOf(value).SetUint(i)
field.ReflectValueOf(ctx, value).SetUint(i)
} else {
return err
}
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return err
}
case reflect.Float32, reflect.Float64:
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
switch data := v.(type) {
case **float64:
if data != nil && *data != nil {
field.ReflectValueOf(ctx, value).SetFloat(**data)
}
case float64:
field.ReflectValueOf(value).SetFloat(data)
field.ReflectValueOf(ctx, value).SetFloat(data)
case float32:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case int64:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case int:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case int8:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case int16:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case int32:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case uint:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case uint8:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case uint16:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case uint32:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case uint64:
field.ReflectValueOf(value).SetFloat(float64(data))
field.ReflectValueOf(ctx, value).SetFloat(float64(data))
case []byte:
return field.Set(value, string(data))
return field.Set(ctx, value, string(data))
case string:
if i, err := strconv.ParseFloat(data, 64); err == nil {
field.ReflectValueOf(value).SetFloat(i)
field.ReflectValueOf(ctx, value).SetFloat(i)
} else {
return err
}
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return err
}
case reflect.String:
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
switch data := v.(type) {
case **string:
if data != nil && *data != nil {
field.ReflectValueOf(ctx, value).SetString(**data)
}
case string:
field.ReflectValueOf(value).SetString(data)
field.ReflectValueOf(ctx, value).SetString(data)
case []byte:
field.ReflectValueOf(value).SetString(string(data))
field.ReflectValueOf(ctx, value).SetString(string(data))
case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
field.ReflectValueOf(value).SetString(utils.ToString(data))
field.ReflectValueOf(ctx, value).SetString(utils.ToString(data))
case float64, float32:
field.ReflectValueOf(value).SetString(fmt.Sprintf("%."+strconv.Itoa(field.Precision)+"f", data))
field.ReflectValueOf(ctx, value).SetString(fmt.Sprintf("%."+strconv.Itoa(field.Precision)+"f", data))
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return err
}
@ -732,41 +791,49 @@ func (field *Field) setupValuerAndSetter() {
fieldValue := reflect.New(field.FieldType)
switch fieldValue.Elem().Interface().(type) {
case time.Time:
field.Set = func(value reflect.Value, v interface{}) error {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) error {
switch data := v.(type) {
case **time.Time:
if data != nil && *data != nil {
field.Set(ctx, value, *data)
}
case time.Time:
field.ReflectValueOf(value).Set(reflect.ValueOf(v))
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(v))
case *time.Time:
if data != nil {
field.ReflectValueOf(value).Set(reflect.ValueOf(data).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(data).Elem())
} else {
field.ReflectValueOf(value).Set(reflect.ValueOf(time.Time{}))
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(time.Time{}))
}
case string:
if t, err := now.Parse(data); err == nil {
field.ReflectValueOf(value).Set(reflect.ValueOf(t))
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(t))
} else {
return fmt.Errorf("failed to set string %v to time.Time field %s, failed to parse it as time, got error %v", v, field.Name, err)
}
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return nil
}
case *time.Time:
field.Set = func(value reflect.Value, v interface{}) error {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) error {
switch data := v.(type) {
case **time.Time:
if data != nil {
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(*data))
}
case time.Time:
fieldValue := field.ReflectValueOf(value)
fieldValue := field.ReflectValueOf(ctx, value)
if fieldValue.IsNil() {
fieldValue.Set(reflect.New(field.FieldType.Elem()))
}
fieldValue.Elem().Set(reflect.ValueOf(v))
case *time.Time:
field.ReflectValueOf(value).Set(reflect.ValueOf(v))
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(v))
case string:
if t, err := now.Parse(data); err == nil {
fieldValue := field.ReflectValueOf(value)
fieldValue := field.ReflectValueOf(ctx, value)
if fieldValue.IsNil() {
if v == "" {
return nil
@ -778,27 +845,27 @@ func (field *Field) setupValuerAndSetter() {
return fmt.Errorf("failed to set string %v to time.Time field %s, failed to parse it as time, got error %v", v, field.Name, err)
}
default:
return fallbackSetter(value, v, field.Set)
return fallbackSetter(ctx, value, v, field.Set)
}
return nil
}
default:
if _, ok := fieldValue.Elem().Interface().(sql.Scanner); ok {
// pointer scanner
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
reflectV := reflect.ValueOf(v)
if !reflectV.IsValid() {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else if reflectV.Type().AssignableTo(field.FieldType) {
field.ReflectValueOf(value).Set(reflectV)
field.ReflectValueOf(ctx, value).Set(reflectV)
} else if reflectV.Kind() == reflect.Ptr {
if reflectV.IsNil() || !reflectV.IsValid() {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else {
return field.Set(value, reflectV.Elem().Interface())
return field.Set(ctx, value, reflectV.Elem().Interface())
}
} else {
fieldValue := field.ReflectValueOf(value)
fieldValue := field.ReflectValueOf(ctx, value)
if fieldValue.IsNil() {
fieldValue.Set(reflect.New(field.FieldType.Elem()))
}
@ -813,32 +880,61 @@ func (field *Field) setupValuerAndSetter() {
}
} else if _, ok := fieldValue.Interface().(sql.Scanner); ok {
// struct scanner
field.Set = func(value reflect.Value, v interface{}) (err error) {
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
reflectV := reflect.ValueOf(v)
if !reflectV.IsValid() {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else if reflectV.Type().AssignableTo(field.FieldType) {
field.ReflectValueOf(value).Set(reflectV)
field.ReflectValueOf(ctx, value).Set(reflectV)
} else if reflectV.Kind() == reflect.Ptr {
if reflectV.IsNil() || !reflectV.IsValid() {
field.ReflectValueOf(value).Set(reflect.New(field.FieldType).Elem())
field.ReflectValueOf(ctx, value).Set(reflect.New(field.FieldType).Elem())
} else {
return field.Set(value, reflectV.Elem().Interface())
return field.Set(ctx, value, reflectV.Elem().Interface())
}
} else {
if valuer, ok := v.(driver.Valuer); ok {
v, _ = valuer.Value()
}
err = field.ReflectValueOf(value).Addr().Interface().(sql.Scanner).Scan(v)
err = field.ReflectValueOf(ctx, value).Addr().Interface().(sql.Scanner).Scan(v)
}
return
}
} else {
field.Set = func(value reflect.Value, v interface{}) (err error) {
return fallbackSetter(value, v, field.Set)
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
return fallbackSetter(ctx, value, v, field.Set)
}
}
}
}
if field.Serializer != nil {
var (
oldFieldSetter = field.Set
sameElemType bool
sameType = field.FieldType == reflect.ValueOf(field.Serializer).Type()
)
if reflect.ValueOf(field.Serializer).Kind() == reflect.Ptr {
sameElemType = field.FieldType == reflect.ValueOf(field.Serializer).Type().Elem()
}
field.Set = func(ctx context.Context, value reflect.Value, v interface{}) (err error) {
if s, ok := v.(*serializer); ok {
if err = s.Serializer.Scan(ctx, field, value, s.value); err == nil {
if sameElemType {
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(s.Serializer).Elem())
s.Serializer = reflect.New(reflect.Indirect(reflect.ValueOf(field.Serializer)).Type()).Interface().(SerializerInterface)
} else if sameType {
field.ReflectValueOf(ctx, value).Set(reflect.ValueOf(s.Serializer))
s.Serializer = reflect.New(reflect.Indirect(reflect.ValueOf(field.Serializer)).Type()).Interface().(SerializerInterface)
}
}
} else {
err = oldFieldSetter(ctx, value, v)
}
return
}
}
}

13
schema/field_test.go
View File

@ -1,6 +1,7 @@
package schema_test
import (
"context"
"database/sql"
"reflect"
"sync"
@ -57,7 +58,7 @@ func TestFieldValuerAndSetter(t *testing.T) {
}
for k, v := range newValues {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}
@ -80,7 +81,7 @@ func TestFieldValuerAndSetter(t *testing.T) {
}
for k, v := range newValues2 {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}
@ -132,7 +133,7 @@ func TestPointerFieldValuerAndSetter(t *testing.T) {
}
for k, v := range newValues {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}
@ -151,7 +152,7 @@ func TestPointerFieldValuerAndSetter(t *testing.T) {
}
for k, v := range newValues2 {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}
@ -202,7 +203,7 @@ func TestAdvancedDataTypeValuerAndSetter(t *testing.T) {
}
for k, v := range newValues {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}
@ -219,7 +220,7 @@ func TestAdvancedDataTypeValuerAndSetter(t *testing.T) {
}
for k, v := range newValues2 {
if err := userSchema.FieldsByDBName[k].Set(reflectValue, v); err != nil {
if err := userSchema.FieldsByDBName[k].Set(context.Background(), reflectValue, v); err != nil {
t.Errorf("no error should happen when assign value to field %v, but got %v", k, err)
}
}

11
schema/interfaces.go
View File

@ -4,22 +4,33 @@ import (
"gorm.io/gorm/clause"
)
// GormDataTypeInterface gorm data type interface
type GormDataTypeInterface interface {
GormDataType() string
}
// FieldNewValuePool field new scan value pool
type FieldNewValuePool interface {
Get() interface{}
Put(interface{})
}
// CreateClausesInterface create clauses interface
type CreateClausesInterface interface {
CreateClauses(*Field) []clause.Interface
}
// QueryClausesInterface query clauses interface
type QueryClausesInterface interface {
QueryClauses(*Field) []clause.Interface
}
// UpdateClausesInterface update clauses interface
type UpdateClausesInterface interface {
UpdateClauses(*Field) []clause.Interface
}
// DeleteClausesInterface delete clauses interface
type DeleteClausesInterface interface {
DeleteClauses(*Field) []clause.Interface
}

62
schema/pool.go Normal file
View File

@ -0,0 +1,62 @@
package schema
import (
"reflect"
"sync"
"time"
)
// sync pools
var (
normalPool sync.Map
stringPool = &sync.Pool{
New: func() interface{} {
var v string
ptrV := &v
return &ptrV
},
}
intPool = &sync.Pool{
New: func() interface{} {
var v int64
ptrV := &v
return &ptrV
},
}
uintPool = &sync.Pool{
New: func() interface{} {
var v uint64
ptrV := &v
return &ptrV
},
}
floatPool = &sync.Pool{
New: func() interface{} {
var v float64
ptrV := &v
return &ptrV
},
}
boolPool = &sync.Pool{
New: func() interface{} {
var v bool
ptrV := &v
return &ptrV
},
}
timePool = &sync.Pool{
New: func() interface{} {
var v time.Time
ptrV := &v
return &ptrV
},
}
poolInitializer = func(reflectType reflect.Type) FieldNewValuePool {
v, _ := normalPool.LoadOrStore(reflectType, &sync.Pool{
New: func() interface{} {
return reflect.New(reflectType).Interface()
},
})
return v.(FieldNewValuePool)
}
)

5
schema/relationship.go
View File

@ -1,6 +1,7 @@
package schema
import (
"context"
"fmt"
"reflect"
"strings"
@ -576,7 +577,7 @@ func (rel *Relationship) ParseConstraint() *Constraint {
return &constraint
}
func (rel *Relationship) ToQueryConditions(reflectValue reflect.Value) (conds []clause.Expression) {
func (rel *Relationship) ToQueryConditions(ctx context.Context, reflectValue reflect.Value) (conds []clause.Expression) {
table := rel.FieldSchema.Table
foreignFields := []*Field{}
relForeignKeys := []string{}
@ -616,7 +617,7 @@ func (rel *Relationship) ToQueryConditions(reflectValue reflect.Value) (conds []
}
}
_, foreignValues := GetIdentityFieldValuesMap(reflectValue, foreignFields)
_, foreignValues := GetIdentityFieldValuesMap(ctx, reflectValue, foreignFields)
column, values := ToQueryValues(table, relForeignKeys, foreignValues)
conds = append(conds, clause.IN{Column: column, Values: values})

3
schema/schema_helper_test.go
View File

@ -1,6 +1,7 @@
package schema_test
import (
"context"
"fmt"
"reflect"
"strings"
@ -203,7 +204,7 @@ func checkSchemaRelation(t *testing.T, s *schema.Schema, relation Relation) {
func checkField(t *testing.T, s *schema.Schema, value reflect.Value, values map[string]interface{}) {
for k, v := range values {
t.Run("CheckField/"+k, func(t *testing.T) {
fv, _ := s.FieldsByDBName[k].ValueOf(value)
fv, _ := s.FieldsByDBName[k].ValueOf(context.Background(), value)
tests.AssertEqual(t, v, fv)
})
}

125
schema/serializer.go Normal file
View File

@ -0,0 +1,125 @@
package schema
import (
"context"
"database/sql"
"database/sql/driver"
"encoding/json"
"errors"
"fmt"
"reflect"
"strings"
"sync"
"time"
)
var serializerMap = sync.Map{}
// RegisterSerializer register serializer
func RegisterSerializer(name string, serializer SerializerInterface) {
serializerMap.Store(strings.ToLower(name), serializer)
}
// GetSerializer get serializer
func GetSerializer(name string) (serializer SerializerInterface, ok bool) {
v, ok := serializerMap.Load(strings.ToLower(name))
if ok {
serializer, ok = v.(SerializerInterface)
}
return serializer, ok
}
func init() {
RegisterSerializer("json", JSONSerializer{})
RegisterSerializer("unixtime", UnixSecondSerializer{})
}
// Serializer field value serializer
type serializer struct {
Field *Field
Serializer SerializerInterface
SerializeValuer SerializerValuerInterface
Destination reflect.Value
Context context.Context
value interface{}
fieldValue interface{}
}
// Scan implements sql.Scanner interface
func (s *serializer) Scan(value interface{}) error {
s.value = value
return nil
}
// Value implements driver.Valuer interface
func (s serializer) Value() (driver.Value, error) {
return s.SerializeValuer.Value(s.Context, s.Field, s.Destination, s.fieldValue)
}
// SerializerInterface serializer interface
type SerializerInterface interface {
Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) error
SerializerValuerInterface
}
// SerializerValuerInterface serializer valuer interface
type SerializerValuerInterface interface {
Value(ctx context.Context, field *Field, dst reflect.Value, fieldValue interface{}) (interface{}, error)
}
// JSONSerializer json serializer
type JSONSerializer struct {
}
// Scan implements serializer interface
func (JSONSerializer) Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) (err error) {
fieldValue := reflect.New(field.FieldType)
if dbValue != nil {
var bytes []byte
switch v := dbValue.(type) {
case []byte:
bytes = v
case string:
bytes = []byte(v)
default:
return errors.New(fmt.Sprint("Failed to unmarshal JSONB value:", dbValue))
}
err = json.Unmarshal(bytes, fieldValue.Interface())
}
field.ReflectValueOf(ctx, dst).Set(fieldValue.Elem())
return
}
// Value implements serializer interface
func (JSONSerializer) Value(ctx context.Context, field *Field, dst reflect.Value, fieldValue interface{}) (interface{}, error) {
result, err := json.Marshal(fieldValue)
return string(result), err
}
// UnixSecondSerializer json serializer
type UnixSecondSerializer struct {
}
// Scan implements serializer interface
func (UnixSecondSerializer) Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) (err error) {
t := sql.NullTime{}
if err = t.Scan(dbValue); err == nil {
err = field.Set(ctx, dst, t.Time)
}
return
}
// Value implements serializer interface
func (UnixSecondSerializer) Value(ctx context.Context, field *Field, dst reflect.Value, fieldValue interface{}) (result interface{}, err error) {
switch v := fieldValue.(type) {
case int64, int, uint, uint64, int32, uint32, int16, uint16:
result = time.Unix(reflect.ValueOf(v).Int(), 0)
default:
err = fmt.Errorf("invalid field type %#v for UnixSecondSerializer, only int, uint supported", v)
}
return
}

17
schema/utils.go
View File

@ -1,6 +1,7 @@
package schema
import (
"context"
"reflect"
"regexp"
"strings"
@ -59,13 +60,13 @@ func removeSettingFromTag(tag reflect.StructTag, names ...string) reflect.Struct
}
// GetRelationsValues get relations's values from a reflect value
func GetRelationsValues(reflectValue reflect.Value, rels []*Relationship) (reflectResults reflect.Value) {
func GetRelationsValues(ctx context.Context, reflectValue reflect.Value, rels []*Relationship) (reflectResults reflect.Value) {
for _, rel := range rels {
reflectResults = reflect.MakeSlice(reflect.SliceOf(reflect.PtrTo(rel.FieldSchema.ModelType)), 0, 1)
appendToResults := func(value reflect.Value) {
if _, isZero := rel.Field.ValueOf(value); !isZero {
result := reflect.Indirect(rel.Field.ReflectValueOf(value))
if _, isZero := rel.Field.ValueOf(ctx, value); !isZero {
result := reflect.Indirect(rel.Field.ReflectValueOf(ctx, value))
switch result.Kind() {
case reflect.Struct:
reflectResults = reflect.Append(reflectResults, result.Addr())
@ -97,7 +98,7 @@ func GetRelationsValues(reflectValue reflect.Value, rels []*Relationship) (refle
}
// GetIdentityFieldValuesMap get identity map from fields
func GetIdentityFieldValuesMap(reflectValue reflect.Value, fields []*Field) (map[string][]reflect.Value, [][]interface{}) {
func GetIdentityFieldValuesMap(ctx context.Context, reflectValue reflect.Value, fields []*Field) (map[string][]reflect.Value, [][]interface{}) {
var (
results = [][]interface{}{}
dataResults = map[string][]reflect.Value{}
@ -110,7 +111,7 @@ func GetIdentityFieldValuesMap(reflectValue reflect.Value, fields []*Field) (map
results = [][]interface{}{make([]interface{}, len(fields))}
for idx, field := range fields {
results[0][idx], zero = field.ValueOf(reflectValue)
results[0][idx], zero = field.ValueOf(ctx, reflectValue)
notZero = notZero || !zero
}
@ -135,7 +136,7 @@ func GetIdentityFieldValuesMap(reflectValue reflect.Value, fields []*Field) (map
fieldValues := make([]interface{}, len(fields))
notZero = false
for idx, field := range fields {
fieldValues[idx], zero = field.ValueOf(elem)
fieldValues[idx], zero = field.ValueOf(ctx, elem)
notZero = notZero || !zero
}
@ -155,12 +156,12 @@ func GetIdentityFieldValuesMap(reflectValue reflect.Value, fields []*Field) (map
}
// GetIdentityFieldValuesMapFromValues get identity map from fields
func GetIdentityFieldValuesMapFromValues(values []interface{}, fields []*Field) (map[string][]reflect.Value, [][]interface{}) {
func GetIdentityFieldValuesMapFromValues(ctx context.Context, values []interface{}, fields []*Field) (map[string][]reflect.Value, [][]interface{}) {
resultsMap := map[string][]reflect.Value{}
results := [][]interface{}{}
for _, v := range values {
rm, rs := GetIdentityFieldValuesMap(reflect.Indirect(reflect.ValueOf(v)), fields)
rm, rs := GetIdentityFieldValuesMap(ctx, reflect.Indirect(reflect.ValueOf(v)), fields)
for k, v := range rm {
resultsMap[k] = append(resultsMap[k], v...)
}

4
soft_delete.go
View File

@ -135,7 +135,7 @@ func (sd SoftDeleteDeleteClause) ModifyStatement(stmt *Statement) {
stmt.SetColumn(sd.Field.DBName, curTime, true)
if stmt.Schema != nil {
_, queryValues := schema.GetIdentityFieldValuesMap(stmt.ReflectValue, stmt.Schema.PrimaryFields)
_, queryValues := schema.GetIdentityFieldValuesMap(stmt.Context, stmt.ReflectValue, stmt.Schema.PrimaryFields)
column, values := schema.ToQueryValues(stmt.Table, stmt.Schema.PrimaryFieldDBNames, queryValues)
if len(values) > 0 {
@ -143,7 +143,7 @@ func (sd SoftDeleteDeleteClause) ModifyStatement(stmt *Statement) {
}
if stmt.ReflectValue.CanAddr() && stmt.Dest != stmt.Model && stmt.Model != nil {
_, queryValues = schema.GetIdentityFieldValuesMap(reflect.ValueOf(stmt.Model), stmt.Schema.PrimaryFields)
_, queryValues = schema.GetIdentityFieldValuesMap(stmt.Context, reflect.ValueOf(stmt.Model), stmt.Schema.PrimaryFields)
column, values = schema.ToQueryValues(stmt.Table, stmt.Schema.PrimaryFieldDBNames, queryValues)
if len(values) > 0 {

16
statement.go
View File

@ -389,7 +389,7 @@ func (stmt *Statement) BuildCondition(query interface{}, args ...interface{}) []
for _, field := range s.Fields {
selected := selectedColumns[field.DBName] || selectedColumns[field.Name]
if selected || (!restricted && field.Readable) {
if v, isZero := field.ValueOf(reflectValue); !isZero || selected {
if v, isZero := field.ValueOf(stmt.Context, reflectValue); !isZero || selected {
if field.DBName != "" {
conds = append(conds, clause.Eq{Column: clause.Column{Table: clause.CurrentTable, Name: field.DBName}, Value: v})
} else if field.DataType != "" {
@ -403,7 +403,7 @@ func (stmt *Statement) BuildCondition(query interface{}, args ...interface{}) []
for _, field := range s.Fields {
selected := selectedColumns[field.DBName] || selectedColumns[field.Name]
if selected || (!restricted && field.Readable) {
if v, isZero := field.ValueOf(reflectValue.Index(i)); !isZero || selected {
if v, isZero := field.ValueOf(stmt.Context, reflectValue.Index(i)); !isZero || selected {
if field.DBName != "" {
conds = append(conds, clause.Eq{Column: clause.Column{Table: clause.CurrentTable, Name: field.DBName}, Value: v})
} else if field.DataType != "" {
@ -562,7 +562,7 @@ func (stmt *Statement) SetColumn(name string, value interface{}, fromCallbacks .
switch destValue.Kind() {
case reflect.Struct:
field.Set(destValue, value)
field.Set(stmt.Context, destValue, value)
default:
stmt.AddError(ErrInvalidData)
}
@ -572,10 +572,10 @@ func (stmt *Statement) SetColumn(name string, value interface{}, fromCallbacks .
case reflect.Slice, reflect.Array:
if len(fromCallbacks) > 0 {
for i := 0; i < stmt.ReflectValue.Len(); i++ {
field.Set(stmt.ReflectValue.Index(i), value)
field.Set(stmt.Context, stmt.ReflectValue.Index(i), value)
}
} else {
field.Set(stmt.ReflectValue.Index(stmt.CurDestIndex), value)
field.Set(stmt.Context, stmt.ReflectValue.Index(stmt.CurDestIndex), value)
}
case reflect.Struct:
if !stmt.ReflectValue.CanAddr() {
@ -583,7 +583,7 @@ func (stmt *Statement) SetColumn(name string, value interface{}, fromCallbacks .
return
}
field.Set(stmt.ReflectValue, value)
field.Set(stmt.Context, stmt.ReflectValue, value)
}
} else {
stmt.AddError(ErrInvalidField)
@ -603,7 +603,7 @@ func (stmt *Statement) Changed(fields ...string) bool {
selectColumns, restricted := stmt.SelectAndOmitColumns(false, true)
changed := func(field *schema.Field) bool {
fieldValue, _ := field.ValueOf(modelValue)
fieldValue, _ := field.ValueOf(stmt.Context, modelValue)
if v, ok := selectColumns[field.DBName]; (ok && v) || (!ok && !restricted) {
if v, ok := stmt.Dest.(map[string]interface{}); ok {
if fv, ok := v[field.Name]; ok {
@ -617,7 +617,7 @@ func (stmt *Statement) Changed(fields ...string) bool {
destValue = destValue.Elem()
}
changedValue, zero := field.ValueOf(destValue)
changedValue, zero := field.ValueOf(stmt.Context, destValue)
return !zero && !utils.AssertEqual(changedValue, fieldValue)
}
}

2
tests/create_test.go
View File

@ -123,7 +123,7 @@ func TestCreateFromMap(t *testing.T) {
{"name": "create_from_map_3", "Age": 20},
}
if err := DB.Model(&User{}).Create(datas).Error; err != nil {
if err := DB.Model(&User{}).Create(&datas).Error; err != nil {
t.Fatalf("failed to create data from slice of map, got error: %v", err)
}

2
tests/go.mod
View File

@ -9,7 +9,7 @@ require (
github.com/jinzhu/now v1.1.4
github.com/lib/pq v1.10.4
github.com/mattn/go-sqlite3 v1.14.11 // indirect
golang.org/x/crypto v0.0.0-20220208233918-bba287dce954 // indirect
golang.org/x/crypto v0.0.0-20220214200702-86341886e292 // indirect
gorm.io/driver/mysql v1.2.3
gorm.io/driver/postgres v1.2.3
gorm.io/driver/sqlite v1.2.6

71
tests/serializer_test.go Normal file
View File

@ -0,0 +1,71 @@
package tests_test
import (
"bytes"
"context"
"fmt"
"reflect"
"strings"
"testing"
"time"
"gorm.io/gorm"
"gorm.io/gorm/schema"
. "gorm.io/gorm/utils/tests"
)
type SerializerStruct struct {
gorm.Model
Name []byte `gorm:"json"`
Roles Roles `gorm:"serializer:json"`
Contracts map[string]interface{} `gorm:"serializer:json"`
CreatedTime int64 `gorm:"serializer:unixtime;type:time"` // store time in db, use int as field type
EncryptedString EncryptedString
}
type Roles []string
type EncryptedString string
func (es *EncryptedString) Scan(ctx context.Context, field *schema.Field, dst reflect.Value, dbValue interface{}) (err error) {
switch value := dbValue.(type) {
case []byte:
*es = EncryptedString(bytes.TrimPrefix(value, []byte("hello")))
case string:
*es = EncryptedString(strings.TrimPrefix(value, "hello"))
default:
return fmt.Errorf("unsupported data %v", dbValue)
}
return nil
}
func (es EncryptedString) Value(ctx context.Context, field *schema.Field, dst reflect.Value, fieldValue interface{}) (interface{}, error) {
return "hello" + string(es), nil
}
func TestSerializer(t *testing.T) {
DB.Migrator().DropTable(&SerializerStruct{})
if err := DB.Migrator().AutoMigrate(&SerializerStruct{}); err != nil {
t.Fatalf("no error should happen when migrate scanner, valuer struct, got error %v", err)
}
createdAt := time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)
data := SerializerStruct{
Name: []byte("jinzhu"),
Roles: []string{"r1", "r2"},
Contracts: map[string]interface{}{"name": "jinzhu", "age": 10},
EncryptedString: EncryptedString("pass"),
CreatedTime: createdAt.Unix(),
}
if err := DB.Create(&data).Error; err != nil {
t.Fatalf("failed to create data, got error %v", err)
}
var result SerializerStruct
if err := DB.First(&result, data.ID).Error; err != nil {
t.Fatalf("failed to query data, got error %v", err)
}
AssertEqual(t, result, data)
}

17
utils/utils.go
View File

@ -36,17 +36,14 @@ func IsValidDBNameChar(c rune) bool {
return !unicode.IsLetter(c) && !unicode.IsNumber(c) && c != '.' && c != '*' && c != '_' && c != '$' && c != '@'
}
func CheckTruth(val interface{}) bool {
if v, ok := val.(bool); ok {
return v
// CheckTruth check string true or not
func CheckTruth(vals ...string) bool {
for _, val := range vals {
if !strings.EqualFold(val, "false") && val != "" {
return true
}
}
if v, ok := val.(string); ok {
v = strings.ToLower(v)
return v != "false"
}
return !reflect.ValueOf(val).IsZero()
return false
}
func ToStringKey(values ...interface{}) string {