Hi,

Thx Egon, I though about having a special action before exporting, I was 
expecting something more straightforward if that existed.
I'll that then ! Thanks,

Le mercredi 6 septembre 2017 06:20:07 UTC+2, Egon a écrit :
>
> Make a method that creates a copy of the Player with erasing the relevant 
> fields:
>
> type Player struct {
>     Id           bson.ObjectId `json:"id,omitempty" bson:"_id,omitempty"`
>     CustomField string        `json:"customField,omitempty" 
> bson:"customField,omitempty"`
> }
>
> func (player Player) Frontend() Player {
> player.CustomField = ""
> return player
> }
>
> On Wednesday, 6 September 2017 00:36:56 UTC+3, Vincent Jouglard wrote:
>>
>> Hi guys,
>>
>> I would like to have fields in a custom type that :
>> - are not exported when I mashall them (to send to front)
>> - are imported when I decode them (from the from)
>>
>> This is the type :
>> type Player struct {
>>  Id           bson.ObjectId `json:"id,omitempty" bson:"_id,omitempty"`
>>  CustomField string        `json:"-" bson:"customField,omitempty"`
>> }
>> - 
>> - The   `json:"-"` works like a charm, the field is not mashalled when I 
>> send the object to the front end but I would like it to be imported when I 
>> send an object from to front to the back.
>> - 
>> - This is the json I send in the request payload :
>> - {id: "123456789", customField: "123456"}
>> - 
>> if err := decoder.Decode(&newPlayer); err != nil {
>>     http.Error(w, err.Error(), http.StatusInternalServerError)
>>     return
>> }
>>
>> - 
>> - 
>>
>> - 
>> - What I get is (due to the  `json:"-"`):
>> - Player {
>>  Id:132456789
>> }
>> - 
>> Do you know a way to keep the field not sent to the front, but when the 
>> front sends one to the back, all fields are decoded ?
>> - I could create another type for the decoder, but that would be a code 
>> dup and some of my types are quite large...
>> - 
>> - Thanks !
>> - 
>> - 
>>
>>    1. 
>>    
>>

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