/
formdata.go
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/
formdata.go
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package marshaler
import (
"io"
"github.com/bluekaki/pkg/errors"
"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
"go.uber.org/zap"
)
func NewFormDataMarshaler(logger *zap.Logger) runtime.Marshaler {
if logger == nil {
panic("logger required")
}
return &formData{
Marshaler: jsonPbMarshaler,
logger: logger,
}
}
type formData struct {
runtime.Marshaler
logger *zap.Logger
}
func (f *formData) ContentType(_ interface{}) string {
return "multipart/form-data"
}
func (f *formData) Unmarshal(data []byte, value interface{}) error {
message, ok := value.(*[]byte)
if !ok {
return errors.New("unable to unmarshal non bytes field")
}
*message = make([]byte, len(data))
copy(*message, data)
return nil
}
func (f *formData) NewDecoder(reader io.Reader) runtime.Decoder {
return runtime.DecoderFunc(func(value interface{}) error {
buffer, err := io.ReadAll(reader)
if err != nil {
return err
}
return f.Unmarshal(buffer, value)
})
}