BlackForestBytes/goext
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v0.0.111

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This commit is contained in:
Mike Schwörer 2023-05-05 17:57:21 +02:00
parent a64f336e24
commit 18c83f0f76
Signed by: Mikescher
GPG Key ID: D3C7172E0A70F8CF
3 changed files with 42 additions and 16 deletions
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19
mongoext/registry.go
View File

@ -3,29 +3,20 @@ package mongoext
import (
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/bsoncodec"
"go.mongodb.org/mongo-driver/bson/bsonrw"
"gogs.mikescher.com/BlackForestBytes/goext/rfctime"
"reflect"
)
func CreateGoExtBsonRegistry() *bsoncodec.Registry {
var primitiveCodecs bson.PrimitiveCodecs
rb := bsoncodec.NewRegistryBuilder()
rb.RegisterTypeDecoder(reflect.TypeOf(rfctime.RFC3339Time{}), rfctime.RFC3339Time{})
rb.RegisterTypeDecoder(reflect.TypeOf(rfctime.RFC3339Time{}), rfctime.RFC3339NanoTime{})
bsoncodec.DefaultValueEncoders{}.RegisterDefaultEncoders(rb)
bsoncodec.DefaultValueDecoders{}.RegisterDefaultDecoders(rb)
rb.RegisterTypeDecoder(reflect.TypeOf(rfctime.RFC3339Time{}), rfctime.RFC3339Time{})
primitiveCodecs.RegisterPrimitiveCodecs(rb)
bson.PrimitiveCodecs{}.RegisterPrimitiveCodecs(rb)
return rb.Build()
}
func encodeRFC3339Time(ec bsoncodec.EncodeContext, vw bsonrw.ValueWriter, val reflect.Value) {
}
func decodeRFC3339Time(ec bsoncodec.EncodeContext, vr bsonrw.ValueReader, val reflect.Value) {
}

5
rfctime/rfc3339.go
View File

@ -70,7 +70,10 @@ func (t *RFC3339Time) UnmarshalText(data []byte) error {
func (t *RFC3339Time) UnmarshalBSONValue(bt bsontype.Type, data []byte) error {
if bt == bsontype.Null {
//t = nil
// we can't set nil in UnmarshalBSONValue (so we use default(struct))
// https://stackoverflow.com/questions/75167597
// https://jira.mongodb.org/browse/GODRIVER-2252
*t = RFC3339Time{}
return nil
}
if bt != bsontype.DateTime {

34
rfctime/rfc3339Nano.go
View File

@ -5,7 +5,10 @@ import (
"errors"
"fmt"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/bsoncodec"
"go.mongodb.org/mongo-driver/bson/bsonrw"
"go.mongodb.org/mongo-driver/bson/bsontype"
"reflect"
"time"
)
@ -67,7 +70,10 @@ func (t *RFC3339NanoTime) UnmarshalText(data []byte) error {
func (t *RFC3339NanoTime) UnmarshalBSONValue(bt bsontype.Type, data []byte) error {
if bt == bsontype.Null {
//t = nil
// we can't set nil in UnmarshalBSONValue (so we use default(struct))
// https://stackoverflow.com/questions/75167597
// https://jira.mongodb.org/browse/GODRIVER-2252
*t = RFC3339NanoTime{}
return nil
}
if bt != bsontype.DateTime {
@ -86,6 +92,32 @@ func (t RFC3339NanoTime) MarshalBSONValue() (bsontype.Type, []byte, error) {
return bson.MarshalValue(time.Time(t))
}
func (t RFC3339NanoTime) DecodeValue(dc bsoncodec.DecodeContext, vr bsonrw.ValueReader, val reflect.Value) error {
if val.Kind() == reflect.Ptr && val.IsNil() {
if !val.CanSet() {
return errors.New("ValueUnmarshalerDecodeValue")
}
val.Set(reflect.New(val.Type().Elem()))
}
tp, src, err := bsonrw.Copier{}.CopyValueToBytes(vr)
if err != nil {
return err
}
if val.Kind() == reflect.Ptr && len(src) == 0 {
val.Set(reflect.Zero(val.Type()))
return nil
}
err = t.UnmarshalBSONValue(tp, src)
if err != nil {
return err
}
return nil
}
func (t RFC3339NanoTime) Serialize() string {
return t.Time().Format(t.FormatStr())
}