syntax = "proto3";

package stalker;

option go_package = "stalker-service/proto/stalker";

import "google/protobuf/timestamp.proto";
import "google/protobuf/empty.proto";

// StalkerService provides FaceIT match tracking and player management
service StalkerService {
  // Player management
  rpc SearchPlayer(SearchPlayerRequest) returns (Player);
  rpc GetPlayerByID(GetPlayerByIDRequest) returns (Player);
  
  // Match management
  rpc GetPlayerMatches(GetPlayerMatchesRequest) returns (GetPlayerMatchesResponse);
  rpc GetMatchDetails(GetMatchDetailsRequest) returns (MatchDetails);
  
  // Database operations
  rpc SaveMatches(SaveMatchesRequest) returns (google.protobuf.Empty);
  rpc GetUserMatches(GetUserMatchesRequest) returns (GetUserMatchesResponse);
  rpc GetUserMatchStats(GetUserMatchStatsRequest) returns (UserMatchStats);
  rpc GetMatchesSince(GetMatchesSinceRequest) returns (GetUserMatchesResponse);
  rpc GetMatchesLastNDays(GetMatchesLastNDaysRequest) returns (GetUserMatchesResponse);
  
  // Account linking
  rpc LinkFaceITAccount(LinkFaceITAccountRequest) returns (LinkedAccount);
  rpc GetLinkedFaceITAccount(GetLinkedFaceITAccountRequest) returns (LinkedAccount);
  rpc LinkSteamAccount(LinkSteamAccountRequest) returns (LinkedAccount);
  rpc GetLinkedSteamAccounts(GetLinkedSteamAccountsRequest) returns (GetLinkedSteamAccountsResponse);

  // Steam session tracking
  rpc GetSteamSessions(GetSteamSessionsRequest) returns (GetSteamSessionsResponse);
  rpc GetSteamGameSessions(GetSteamGameSessionsRequest) returns (GetSteamGameSessionsResponse);
  rpc GetSteamStats(GetSteamStatsRequest) returns (SteamStats);
}

// Player represents a FaceIT player
message Player {
  string player_id = 1;
  string nickname = 2;
  string avatar = 3;
  string country = 4;
  string faceit_url = 5;
}

// MatchStats represents individual player statistics in a match
message MatchStats {
  int32 kills = 1;
  int32 deaths = 2;
  int32 assists = 3;
  int32 skill_level = 4;
  int32 elo = 5;
  int32 headshots = 6;
  int32 headshots_pct = 7;
}

// TeamPlayer represents a player in a team
message TeamPlayer {
  string player_id = 1;
  string nickname = 2;
  string avatar = 3;
  int32 skill_level = 4;
  string game_player_id = 5;
  string game_player_name = 6;
  string faceit_url = 7;
  MatchStats stats = 8;
}

// Team represents a team in a match
message Team {
  string team_id = 1;
  string nickname = 2;
  string avatar = 3;
  string type = 4;
  repeated TeamPlayer players = 5;
}

// MatchResult represents a single match result
message MatchResult {
  string match_id = 1;
  string game_id = 2;
  string region = 3;
  string match_type = 4;
  string game_mode = 5;
  int32 max_players = 6;
  int32 teams_size = 7;
  map<string, Team> teams = 8;
  repeated string playing_players = 9;
  string competition_id = 10;
  string competition_name = 11;
  string competition_type = 12;
  string organizer_id = 13;
  string status = 14;
  int64 started_at = 15;
  int64 finished_at = 16;
  MatchResults results = 17;
  string faceit_url = 18;
  
  // Player-specific data
  MatchStats player_stats = 19;
  string player_faction = 20;
}

// MatchResults represents match results
message MatchResults {
  string winner = 1;
  map<string, int32> score = 2;
}

// MatchDetails represents detailed match information
message MatchDetails {
  string match_id = 1;
  string game_id = 2;
  map<string, Team> teams = 3;
  repeated string playing_players = 4;
  MatchResults results = 5;
  string status = 6;
  int64 started_at = 7;
  int64 finished_at = 8;
}

// FaceITMatch represents a match stored in the database
message FaceITMatch {
  int64 id = 1;
  int64 global_user_id = 2;
  string faceit_player_id = 3;
  string match_id = 4;
  string game = 5;
  string status = 6;
  string result = 7;
  int32 skill_level = 8;
  google.protobuf.Timestamp match_start_time = 9;
  google.protobuf.Timestamp match_end_time = 10;
  google.protobuf.Timestamp synced_at = 11;
  google.protobuf.Timestamp updated_at = 12;
}

// LinkedAccount represents a linked FaceIT account
message LinkedAccount {
  int64 id = 1;
  int64 global_user_id = 2;
  string platform = 3;
  string account_id = 4;
  string account_username = 5;
  string account_url = 6;
  google.protobuf.Timestamp linked_at = 7;
  google.protobuf.Timestamp updated_at = 8;
}

// UserMatchStats represents aggregated user statistics
message UserMatchStats {
  int32 total_matches = 1;
  int32 wins = 2;
  int32 losses = 3;
  float avg_kills = 4;
  float avg_deaths = 5;
  float avg_assists = 6;
  float win_rate = 7;
}

// Request/Response messages
message SearchPlayerRequest {
  string nickname = 1;
}

message GetPlayerByIDRequest {
  string player_id = 1;
}

message GetPlayerMatchesRequest {
  string player_id = 1;
  int32 limit = 2;
}

message GetPlayerMatchesResponse {
  repeated MatchResult matches = 1;
}

message GetMatchDetailsRequest {
  string match_id = 1;
}

message SaveMatchesRequest {
  repeated FaceITMatch matches = 1;
}

message GetUserMatchesRequest {
  int64 global_user_id = 1;
  int32 limit = 2;
}

message GetUserMatchesResponse {
  repeated FaceITMatch matches = 1;
}

message GetUserMatchStatsRequest {
  int64 global_user_id = 1;
}

message GetMatchesSinceRequest {
  int64 global_user_id = 1;
  google.protobuf.Timestamp since = 2;
}

message GetMatchesLastNDaysRequest {
  int64 global_user_id = 1;
  int32 days = 2;
}

message LinkFaceITAccountRequest {
  int64 global_user_id = 1;
  string account_id = 2;
  string account_username = 3;
  string account_url = 4;
}

message GetLinkedFaceITAccountRequest {
  int64 global_user_id = 1;
}

message LinkSteamAccountRequest {
  int64 global_user_id = 1;
  string steam_id = 2;
  string username = 3;
  string profile_url = 4;
}

message GetLinkedSteamAccountsRequest {
  int64 global_user_id = 1;
}

message GetLinkedSteamAccountsResponse {
  repeated LinkedAccount accounts = 1;
}

// SteamOnlineSession represents a period when a user was online on Steam
message SteamOnlineSession {
  int64 id = 1;
  int64 global_user_id = 2;
  string steam_id = 3;
  google.protobuf.Timestamp started_at = 4;
  google.protobuf.Timestamp ended_at = 5;
}

// SteamGameSession represents a period when a user was playing a specific game
message SteamGameSession {
  int64 id = 1;
  int64 global_user_id = 2;
  string steam_id = 3;
  int64 online_session_id = 4;
  string game_id = 5;
  string game_name = 6;
  google.protobuf.Timestamp started_at = 7;
  google.protobuf.Timestamp ended_at = 8;
}

// SteamStats represents aggregated Steam activity statistics
message SteamStats {
  int64 total_online_sessions = 1;
  int64 total_online_minutes = 2;
  int64 total_game_sessions = 3;
  int64 total_game_minutes = 4;
  string favorite_game_id = 5;
  string favorite_game_name = 6;
  int64 favorite_game_minutes = 7;
}

message GetSteamSessionsRequest {
  int64 global_user_id = 1;
  google.protobuf.Timestamp from = 2;
  google.protobuf.Timestamp to = 3;
}

message GetSteamSessionsResponse {
  repeated SteamOnlineSession sessions = 1;
}

message GetSteamGameSessionsRequest {
  int64 global_user_id = 1;
  google.protobuf.Timestamp from = 2;
  google.protobuf.Timestamp to = 3;
}

message GetSteamGameSessionsResponse {
  repeated SteamGameSession sessions = 1;
}

message GetSteamStatsRequest {
  int64 global_user_id = 1;
}