From 5d6b5049c2a34a3f8abe725d4a871ba84a0dd714 Mon Sep 17 00:00:00 2001
From: salmonik <salmonik@tuta.io>
Date: Mon, 24 Aug 2026 14:48:12 +0200
Subject: TLS transport and games framework on client and server

---
 src/bin/client/games/manager.rs | 127 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 src/bin/client/games/manager.rs

(limited to 'src/bin/client/games/manager.rs')

diff --git a/src/bin/client/games/manager.rs b/src/bin/client/games/manager.rs
new file mode 100644
index 0000000..6959214
--- /dev/null
+++ b/src/bin/client/games/manager.rs
@@ -0,0 +1,127 @@
+use crate::games::slots::SlotsGame;
+use crate::games::traits::{Game, GameError, GamePhase, GameState};
+use std::collections::HashMap;
+use std::io::Write;
+
+pub struct GameManager {
+    current_session: Option<GameState>,
+    pending_game_type: Option<String>,
+    games: HashMap<String, Box<dyn Game>>,
+}
+
+impl GameManager {
+    pub fn new() -> Self {
+        let mut games: HashMap<String, Box<dyn Game>> = HashMap::new();
+        games.insert("slots".to_string(), Box::new(SlotsGame::new()));
+
+        Self {
+            current_session: None,
+            pending_game_type: None,
+            games,
+        }
+    }
+
+    pub fn get_available_games(&self) -> Vec<(&str, &str)> {
+        self.games
+            .iter()
+            .map(|(k, v)| (k.as_str(), v.get_name()))
+            .collect()
+    }
+
+    pub fn enter_game(&mut self, game_type: &str) -> Result<(), GameError> {
+        if self.current_session.is_some() {
+            return Err(GameError::InvalidAction);
+        }
+
+        if !self.games.contains_key(game_type) {
+            return Err(GameError::InvalidAction);
+        }
+
+        self.pending_game_type = Some(game_type.to_string());
+
+        self.current_session = Some(GameState {
+            game_type: game_type.to_string(),
+            bet_amount: 10,
+            phase: GamePhase::WaitingToStart,
+            data: HashMap::new(),
+        });
+
+        Ok(())
+    }
+
+    pub fn start_game(
+        &mut self,
+        stream: &mut crate::connection::TlsStream,
+    ) -> Result<(), GameError> {
+        let game_type = self
+            .pending_game_type
+            .take()
+            .ok_or(GameError::InvalidAction)?;
+
+        let state = self
+            .current_session
+            .as_mut()
+            .ok_or(GameError::InvalidAction)?;
+
+        if state.phase != GamePhase::WaitingToStart {
+            return Err(GameError::InvalidAction);
+        }
+
+        let bet_amount = state.bet_amount;
+
+        let writer = stream;
+        writeln!(writer, "PLAY_START {} {}", game_type, bet_amount)
+            .map_err(|_| GameError::NetworkError)?;
+
+        Ok(())
+    }
+
+    pub fn get_current_game(&self) -> Option<&dyn Game> {
+        self.current_session
+            .as_ref()
+            .and_then(|session| self.games.get(&session.game_type).map(|game| game.as_ref()))
+    }
+
+    pub fn get_current_state(&self) -> Option<&GameState> {
+        self.current_session.as_ref()
+    }
+
+    pub fn get_current_render_lines(&self) -> Option<usize> {
+        let session = self.current_session.as_ref()?;
+        let game = self.games.get(&session.game_type)?;
+        Some(game.render_lines(session))
+    }
+
+    pub fn is_in_game(&self) -> bool {
+        self.current_session.is_some()
+    }
+
+    pub fn is_game_started(&self) -> bool {
+        self.current_session
+            .as_ref()
+            .map(|s| s.phase != GamePhase::WaitingToStart)
+            .unwrap_or(false)
+    }
+
+    pub fn end_game(&mut self) {
+        self.current_session = None;
+        self.pending_game_type = None;
+    }
+
+    pub fn adjust_bet(&mut self, delta: i64) -> Result<u64, GameError> {
+        if let Some(ref session) = self.current_session {
+            if session.phase != GamePhase::WaitingToStart {
+                return Err(GameError::InvalidAction);
+            }
+        }
+
+        if let Some(ref mut session) = self.current_session {
+            let current_bet = session.bet_amount as i64;
+            let new_bet = (current_bet + delta).max(10) as u64;
+            session.bet_amount = new_bet;
+            Ok(new_bet)
+        } else {
+            Err(GameError::InvalidAction)
+        }
+    }
+}
-- 
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