package HeuristicLab.Problems.ExternalEvaluation;
option java_package = "com.heuristiclab.problems.externalevaluation";

message SolutionMessage {
  required int32 solutionId = 1;
  
  message IntegerVariable {
    required string name = 1;
    optional int32 data = 2;
  }
  repeated IntegerVariable integerVars = 2;
  
  message IntegerArrayVariable {
    required string name = 1;
    repeated int32 data = 2;
    optional int32 length = 3;
  }
  repeated IntegerArrayVariable integerArrayVars = 3;
  
  message DoubleVariable {
    required string name = 1;
    optional double data = 2;
  }
  repeated DoubleVariable doubleVars = 4;
  
  message DoubleArrayVariable {
    required string name = 1;
    repeated double data = 2;
    optional int32 length = 3;
  }
  repeated DoubleArrayVariable doubleArrayVars = 5;
  
  message BoolVariable {
    required string name = 1;
    optional bool data = 2;
  }
  repeated BoolVariable boolVars = 6;
  
  message BoolArrayVariable {
    required string name = 1;
    repeated bool data = 2;
    optional int32 length = 3;
  }
  repeated BoolArrayVariable boolArrayVars = 7;
  
  message StringVariable {
    required string name = 1;
    optional string data = 2;
  }
  repeated StringVariable stringVars = 8;
  
  message StringArrayVariable {
    required string name = 1;
    repeated string data = 2;
    optional int32 length = 3;
  }
  repeated StringArrayVariable stringArrayVars = 9;
  
  message RawVariable {
    required string name = 1;
    optional bytes data = 2;
  }
  repeated RawVariable rawVars = 10;
}

// Nested Extensions http://www.indelible.org/ink/protobuf-polymorphism/
message QualityMessage {
  required int32 solutionId = 1;
  enum Type {
    SingleObjectiveQualityMessage = 1;
    MultiObjectiveQualityMessage = 2;
  }
  required Type type = 2;
  extensions 1000 to max;
}

message SingleObjectiveQualityMessage {
  extend QualityMessage {
    required SingleObjectiveQualityMessage qualityMessage = 1000;  // unique QualityMessage extension number
  }
  required double quality = 1;
}
message MultiObjectiveQualityMessage {
  extend QualityMessage {
    required MultiObjectiveQualityMessage qualityMessage = 1001;  // unique QualityMessage extension number
  }
  repeated double qualities = 1;
}

  
service EvaluationService {
  rpc EvaluateSingleObjective (SolutionMessage) returns (SingleObjectiveQualityMessage);
  rpc EvaluateMultiObjectives (SolutionMessage) returns (MultiObjectiveQualityMessage);
}