package eu.dnetlib.data.proto.wds;

import "FieldType.proto";

option java_package = "eu.dnetlib.data.proto";
option java_outer_classname = "WDSIndexItemProtos";

message Identifier {
    required string id =1;
    required string type = 2;
}

message SubjectType {
    required string value = 1;
    optional string scheme = 2;
}

message DateType {
    required string date = 1;
    optional string type = 2;
}

message ContributorType {
    required string value =1;
    required string type =2 ;
}

message GeoLocation {
    optional string point = 1;
    repeated string box = 2;
    optional string place = 3;
}

message RelationType {
    required Identifier id =1 ;
    required string semantic = 2;
}

message Item {
    required string id =1 ;
    required string type = 2;
    repeated Identifier originalIdentifier = 3;
    optional string dateofcollection = 4;
    repeated SubjectType subjects = 5;
    repeated string title = 6;
    repeated string description = 7;
    repeated DateType date = 8;
    optional string publisher =9;
    optional string size = 10;
    optional string format = 11;
    optional string version = 12;
    repeated ContributorType contributor = 13;
    repeated GeoLocation geolocation = 14;
    repeated RelationType relations = 15;
    repeated ProjectRelation projects = 16;

}