mirror of https://github.com/go-gorm/gorm.git
62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
package gorm
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import "reflect"
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func (scope *Scope) getColumnAsArray(columns []string) (results [][]interface{}) {
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indirectScopeValue := scope.IndirectValue()
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switch indirectScopeValue.Kind() {
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case reflect.Slice:
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for i := 0; i < indirectScopeValue.Len(); i++ {
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var result []interface{}
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var object = reflect.Indirect(indirectScopeValue.Index(i))
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for _, column := range columns {
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result = append(result, object.FieldByName(column).Interface())
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}
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results = append(results, result)
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}
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case reflect.Struct:
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var result []interface{}
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for _, column := range columns {
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result = append(result, indirectScopeValue.FieldByName(column).Interface())
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}
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return [][]interface{}{result}
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}
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return
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}
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func (scope *Scope) getColumnAsScope(column string) *Scope {
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indirectScopeValue := scope.IndirectValue()
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switch indirectScopeValue.Kind() {
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case reflect.Slice:
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if fieldStruct, ok := scope.GetModelStruct().ModelType.FieldByName(column); ok {
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fieldType := fieldStruct.Type
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if fieldType.Kind() == reflect.Slice || fieldType.Kind() == reflect.Ptr {
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fieldType = fieldType.Elem()
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}
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results := reflect.New(reflect.SliceOf(reflect.PtrTo(fieldType))).Elem()
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for i := 0; i < indirectScopeValue.Len(); i++ {
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result := reflect.Indirect(reflect.Indirect(indirectScopeValue.Index(i)).FieldByName(column))
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if result.Kind() == reflect.Slice {
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for j := 0; j < result.Len(); j++ {
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if elem := result.Index(j); elem.CanAddr() {
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results = reflect.Append(results, elem.Addr())
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}
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}
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} else if result.CanAddr() {
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results = reflect.Append(results, result.Addr())
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}
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}
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return scope.New(results.Interface())
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}
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case reflect.Struct:
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if field := indirectScopeValue.FieldByName(column); field.CanAddr() {
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return scope.New(field.Addr().Interface())
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}
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}
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return nil
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}
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