53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
package json_proto
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"google.golang.org/protobuf/reflect/protoreflect"
|
|
)
|
|
|
|
func Deserialize(data []interface{}, m protoreflect.Message) error {
|
|
for i := 0; i < m.Descriptor().Fields().Len(); i++ {
|
|
fieldDescriptor := m.Descriptor().Fields().Get(i)
|
|
index := int(fieldDescriptor.Number()) - 1
|
|
if index < 0 || index >= len(data) || data[index] == nil {
|
|
continue
|
|
}
|
|
|
|
val := data[index]
|
|
|
|
switch fieldDescriptor.Kind() {
|
|
case protoreflect.MessageKind:
|
|
nestedData, ok := val.([]interface{})
|
|
if !ok {
|
|
return fmt.Errorf("expected slice, got %T", val)
|
|
}
|
|
nestedMessage := m.NewField(fieldDescriptor).Message()
|
|
if err := Deserialize(nestedData, nestedMessage); err != nil {
|
|
return err
|
|
}
|
|
m.Set(fieldDescriptor, protoreflect.ValueOfMessage(nestedMessage))
|
|
case protoreflect.BytesKind:
|
|
bytes, ok := val.([]byte)
|
|
if !ok {
|
|
return fmt.Errorf("expected bytes, got %T", val)
|
|
}
|
|
m.Set(fieldDescriptor, protoreflect.ValueOfBytes(bytes))
|
|
case protoreflect.Int32Kind, protoreflect.Int64Kind:
|
|
num, ok := val.(float64)
|
|
if !ok {
|
|
return fmt.Errorf("expected number, got %T", val)
|
|
}
|
|
m.Set(fieldDescriptor, protoreflect.ValueOf(int64(num)))
|
|
case protoreflect.StringKind:
|
|
str, ok := val.(string)
|
|
if !ok {
|
|
return fmt.Errorf("expected string, got %T", val)
|
|
}
|
|
m.Set(fieldDescriptor, protoreflect.ValueOf(str))
|
|
default:
|
|
// ignore fields of other types
|
|
}
|
|
}
|
|
return nil
|
|
}
|