syntax = "proto3";

service QuestionService {
  rpc GetQuestions (GetQuestionsRequest) returns (GetQuestionsResponse);
}
message Question {
  string question_text = 1;
  string answer = 2;
}

message Keyword {
    string grade = 1;
    string subject = 2;
    string topic = 3;
    string difficulty = 4;
}

message GetQuestionsRequest {
  int32 quantity = 1;
  Keyword keyword = 2;
}

message GetQuestionsResponse {
  repeated Question questions = 1;
}