syntax = "proto3";

package spark;

option java_package = "me.lucko.spark.proto";
option java_outer_classname = "SparkProtos";

message CommandSenderData {
  Type type = 1;
  string name = 2;
  string unique_id = 3;

  enum Type {
    OTHER = 0;
    PLAYER = 1;
  }
}

message MemoryData {
  int64 used = 1;
  int64 committed = 2;
  int64 max = 3;
}

message PlatformData {
  Type type = 1;
  string name = 2;
  string version = 3;
  string minecraft_version = 4; // optional

  int32 n_cpus = 5;
  MemoryData heapUsage = 6;

  enum Type {
    SERVER = 0;
    CLIENT = 1;
    PROXY = 2;
  }
}

message HeapData {
  HeapMetadata metadata = 1;
  repeated HeapEntry entries = 2;
}

message HeapMetadata {
  CommandSenderData user = 1;
  PlatformData platform = 2;
}

message HeapEntry {
  int32 order = 1;
  int32 instances = 2;
  int64 size = 3;
  string type = 4;
}

message SamplerData {
  SamplerMetadata metadata = 1;
  repeated ThreadNode threads = 2;
}

message SamplerMetadata {
  CommandSenderData user = 1;
  int64 start_time = 2;
  int32 interval = 3;
  ThreadDumper thread_dumper = 4;
  DataAggregator data_aggregator = 5;
  string comment = 6;
  PlatformData platform = 7;

  message ThreadDumper {
    Type type = 1;
    repeated int64 ids = 2; // optional
    repeated string patterns = 3; // optional

    enum Type {
      ALL = 0;
      SPECIFIC = 1;
      REGEX = 2;
    }
  }

  message DataAggregator {
    Type type = 1;
    ThreadGrouper thread_grouper = 2;
    int64 tick_length_threshold = 3; // optional

    enum Type {
      SIMPLE = 0;
      TICKED = 1;
    }

    enum ThreadGrouper {
      BY_NAME = 0;
      BY_POOL = 1;
      AS_ONE = 2;
    }
  }
}

message StackTraceNode {
  double time = 1;
  repeated StackTraceNode children = 2;
  string class_name = 3;
  string method_name = 4;
  int32 parent_line_number = 5; // optional
  int32 line_number = 6; // optional
  string method_desc = 7; // optional
}

message ThreadNode {
  string name = 1;
  double time = 2;
  repeated StackTraceNode children = 3;
}