syntax = "proto3";

package torchat;

import "user.proto";

option java_package = "org.torchat.proto";
option java_multiple_files = true;

message GroupId {
  string value = 1;
}

message GroupProfile {
  GroupId group_id = 1;
  string display_name = 2;
  string description = 3;
  repeated user.UserId members = 4;
  user.UserId creator = 5;
  int64 created_at = 6;
  string avatar_url = 7;
  repeated string tags = 8;
  string rules = 9;
}

message GroupMember {
  user.UserId user_id = 1;
  bool is_admin = 2;
  bool is_muted = 3;
  int64 joined_at = 4;
}

message GroupMessage {
  GroupId group_id = 1;
  user.UserId sender = 2;
  string content = 3;
  int64 timestamp = 4;
  string message_id = 5;
}

message CreateGroupRequest {
  GroupProfile profile = 1;
}

message CreateGroupReply {
  GroupId group_id = 1;
}

message GetGroupRequest {
  GroupId group_id = 1;
}

message GetGroupReply {
  GroupProfile profile = 1;
  repeated GroupMember members = 2;
}

message SendGroupMessageRequest {
  GroupMessage message = 1;
}

message SendGroupMessageReply {
  bool success = 1;
}

message StreamGroupMessagesRequest {
  GroupId group_id = 1;
}

service GroupService {
  rpc CreateGroup(CreateGroupRequest) returns (CreateGroupReply);
  rpc GetGroup(GetGroupRequest) returns (GetGroupReply);
  rpc SendMessage(SendGroupMessageRequest) returns (SendGroupMessageReply);
  rpc StreamMessages(StreamGroupMessagesRequest) returns (stream GroupMessage);
}