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preload_m2m improve

This commit is contained in:
kimiby 2015-08-16 12:36:23 +03:00
parent f35dee5531
commit 281c5d10f6
3 changed files with 16 additions and 31 deletions
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4
model_struct.go
View File

@ -66,8 +66,10 @@ type Relationship struct {
PolymorphicType string
PolymorphicDBName string
ForeignFieldNames []string
ForeignStructFieldNames []string
ForeignDBNames []string
AssociationForeignFieldNames []string
AssociationForeignStructFieldNames []string
AssociationForeignDBNames []string
JoinTableHandler JoinTableHandlerInterface
}
@ -224,6 +226,7 @@ func (scope *Scope) GetModelStruct() *ModelStruct {
for _, foreignKey := range foreignKeys {
if field, ok := scope.FieldByName(foreignKey); ok {
relationship.ForeignFieldNames = append(relationship.ForeignFieldNames, field.DBName)
relationship.ForeignStructFieldNames = append(relationship.ForeignFieldNames, field.Name)
joinTableDBName := ToDBName(scopeType.Name()) + "_" + field.DBName
relationship.ForeignDBNames = append(relationship.ForeignDBNames, joinTableDBName)
}
@ -242,6 +245,7 @@ func (scope *Scope) GetModelStruct() *ModelStruct {
for _, name := range associationForeignKeys {
if field, ok := toScope.FieldByName(name); ok {
relationship.AssociationForeignFieldNames = append(relationship.AssociationForeignFieldNames, field.DBName)
relationship.AssociationForeignStructFieldNames = append(relationship.AssociationForeignFieldNames, field.Name)
joinTableDBName := ToDBName(elemType.Name()) + "_" + field.DBName
relationship.AssociationForeignDBNames = append(relationship.AssociationForeignDBNames, joinTableDBName)
}

17
preload.go
View File

@ -16,15 +16,6 @@ func getRealValue(value reflect.Value, columns []string) (results []interface{})
result, _ = r.Value()
}
results = append(results, result)
} else {
column = upFL(column)
if reflect.Indirect(value).FieldByName(column).IsValid() {
result := reflect.Indirect(value).FieldByName(column).Interface()
if r, ok := result.(driver.Valuer); ok {
result, _ = r.Value()
}
results = append(results, result)
}
}
}
return
@ -283,11 +274,11 @@ func (scope *Scope) handleHasManyToManyPreload(field *Field, conditions []interf
var checked []string
object := reflect.Indirect(objects.Index(j))
source := getRealValue(object, relation.AssociationForeignFieldNames)
source := getRealValue(object, relation.AssociationForeignStructFieldNames)
for i := 0; i < results.Len(); i++ {
result := results.Index(i)
value := getRealValue(result, relation.ForeignFieldNames)
value := getRealValue(result, relation.ForeignStructFieldNames)
if strInSlice(toString(value), linkHash[toString(source)]) && !strInSlice(toString(value), checked) {
f := object.FieldByName(field.Name)
@ -300,11 +291,11 @@ func (scope *Scope) handleHasManyToManyPreload(field *Field, conditions []interf
} else {
object := scope.IndirectValue()
var checked []string
source := getRealValue(object, relation.AssociationForeignFieldNames)
source := getRealValue(object, relation.AssociationForeignStructFieldNames)
for i := 0; i < results.Len(); i++ {
result := results.Index(i)
value := getRealValue(result, relation.ForeignFieldNames)
value := getRealValue(result, relation.ForeignStructFieldNames)
if strInSlice(toString(value), linkHash[toString(source)]) && !strInSlice(toString(value), checked) {
f := object.FieldByName(field.Name)

10
utils_private.go
View File

@ -5,8 +5,6 @@ import (
"reflect"
"regexp"
"runtime"
"unicode"
"unicode/utf8"
)
func fileWithLineNum() string {
@ -86,11 +84,3 @@ func strInSlice(a string, list []string) bool {
}
return false
}
func upFL(s string) string {
if s == "" {
return ""
}
r, n := utf8.DecodeRuneInString(s)
return string(unicode.ToUpper(r)) + s[n:]
}