feat(ui): добавление работы с сетью через графический интерфейс

docs/protocol.md

@@ -0,0 +1,12 @@
+# Описание протокола
+## Формат сообщений
+```json
+{
+    "version": "1.0",
+    "id": 0,
+    "event": "role_changed",
+    "payload": {
+        "role": "NONE" 
+    }
+}
+```

src/mind_reader/core/__init__.py

@@ -0,0 +1,5 @@
+from mind_reader.core.game_state import GameState
+
+__all__ = [
+    "GameState",
+]

src/mind_reader/core/game_state.py

@@ -0,0 +1,33 @@
+class GameState:
+    def __init__(self, local_player_name: str):
+        self.local_player_name: str = local_player_name
+        self.remote_player_name: str | None = None
+        self.lobby_players: dict[str, str] = {self.local_player_name: "NONE"}
+
+    def add_remote_player(self, player_name: str):
+        self.remote_player_name = player_name
+        self.lobby_players[self.remote_player_name] = "NONE"
+
+    def delete_remote_player(self):
+        if self.remote_player_name in self.lobby_players:
+            del self.lobby_players[self.remote_player_name]
+        self.remote_player_name = None
+
+    def set_player_role(self, player_name: str, role: str) -> bool:
+        current_role = self.lobby_players.get(player_name)
+        if current_role == role:
+            return False
+
+        if role in ["NONE", "SETTER", "GUESSER"]:
+            self.lobby_players[player_name] = role
+            return True
+
+        return False
+
+    @property
+    def local_player_role(self) -> str:
+        return self.lobby_players[self.local_player_name]
+
+    def is_session_ready(self) -> bool:
+        roles = list(self.lobby_players.values())
+        return ("SETTER" in roles) and ("GUESSER" in roles)

src/mind_reader/network/__init__.py

@@ -0,0 +1,7 @@
+from .controller import NetworkController
+from .protocol import NetworkMesssage
+
+__all__ = [
+    "NetworkController",
+    "NetworkMesssage",
+]

src/mind_reader/network/controller.py

@@ -0,0 +1,150 @@
+import socket
+import struct
+import threading
+from typing import Callable, Optional
+
+import wx
+
+from .protocol import NetworkMesssage
+
+OnMessageCallback = Callable[[NetworkMesssage], None]
+OnNoticeCallback = Callable[[str], None]
+
+
+def receive_exact(sock: socket.socket, n: int) -> Optional[bytes]:
+    data = bytearray()
+
+    while len(data) < n:
+        packet = sock.recv(n - len(data))
+        if not packet:
+            return None
+        data.extend(packet)
+
+    return bytes(data)
+
+
+class NetworkController(threading.Thread):
+    def __init__(
+        self,
+        on_message_callback: OnMessageCallback,
+        on_notice_callback: Optional[OnNoticeCallback] = None,
+    ):
+        super().__init__(daemon=True)
+        self.on_message_callback = on_message_callback
+        self.on_notice_callback = on_notice_callback
+
+        self.sock: Optional[socket.socket] = None
+        self.conn: Optional[socket.socket] = None
+
+        self.is_running: bool = False
+        self.is_server: bool = False
+
+    def serve(self, host: str = "0.0.0.0", port: int = 8994) -> None:
+        self.is_server = True
+
+        self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        self.sock.bind((host, port))
+        self.sock.listen(1)
+
+        self.is_running = True
+        self.start()
+
+    def connect(self, host: str, port: int = 8994) -> bool:
+        self.is_server = False
+
+        try:
+            self.conn = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            self.conn.connect((host, port))
+
+            self.is_running = True
+            self._notify("Connected to host")
+            self.start()
+            return True
+        except Exception as e:
+            self._notify(f"Connection failed: {e}")
+            return False
+
+    def send(self, event: str, payload: dict = {}) -> None:
+        if not self.conn or not self.is_running:
+            return
+
+        m = NetworkMesssage(event, payload)
+
+        try:
+            self.conn.sendall(m.encode())
+        except Exception as e:
+            self._notify(f"Send error: {e}")
+            self._close_active_connection()
+
+    def run(self) -> None:
+        HEADER_SIZE = 4
+
+        while self.is_running:
+            if self.is_server and self.sock and not self.conn:
+                self._notify("Waiting for peer to connect...")
+
+                try:
+                    self.conn, addr = self.sock.accept()
+                    self._notify(f"Peer connected from {addr[0]}:{addr[1]}")
+                except Exception:
+                    break
+
+            while self.is_running and self.conn:
+                try:
+                    header_bytes = receive_exact(self.conn, HEADER_SIZE)
+                    if not header_bytes:
+                        self._notify("Peer disconnected")
+                        break
+
+                    body_size = struct.unpack(">I", header_bytes)[0]
+
+                    body_bytes = receive_exact(self.conn, body_size)
+                    if not body_bytes:
+                        self._notify("Peer disconnected unexpectedly")
+                        break
+
+                    json_str = body_bytes.decode("utf-8")
+                    m = NetworkMesssage.from_json(json_str)
+
+                    wx.CallAfter(self.on_message_callback, m)
+
+                except Exception as e:
+                    self._notify(f"Read error: {e}")
+                    break
+
+            self._close_active_connection()
+
+            if not self.is_server:
+                break
+
+        self.stop()
+
+    def _close_active_connection(self) -> None:
+        if self.conn:
+            try:
+                self.conn.shutdown(socket.SHUT_RDWR)
+                self.conn.close()
+            except Exception:
+                pass
+            finally:
+                self.conn = None
+
+    def _notify(self, notice: str) -> None:
+        if self.on_notice_callback:
+            wx.CallAfter(self.on_notice_callback, notice)
+
+    def stop(self) -> None:
+        self.is_running = False
+
+        self._close_active_connection()
+
+        if self.sock:
+            try:
+                self.sock.close()
+            except Exception:
+                pass
+            finally:
+                self.sock = None
+
+        self._notify("Connection closed")

src/mind_reader/network/protocol.py

@@ -0,0 +1,46 @@
+import itertools
+import json
+import struct
+from dataclasses import dataclass, field
+
+_id_generator = itertools.count(0)
+
+
+@dataclass
+class NetworkMesssage:
+    event: str
+    payload: dict = field(default_factory=dict)
+    id: int = field(default_factory=lambda: next(_id_generator))
+    version: str = "1.0"
+
+    def to_json(self) -> str:
+        return json.dumps(
+            {
+                "version": self.version,
+                "id": self.id,
+                "event": self.event,
+                "payload": self.payload,
+            },
+            ensure_ascii=False,
+        )
+
+    @classmethod
+    def from_json(cls, json_str: str) -> "NetworkMesssage":
+        data = json.loads(json_str)
+        return cls(
+            event=data.get("event", "unknown"),
+            payload=data.get("payload", {}),
+            id=data.get("id", -1),
+            version=data.get("version", "unknown"),
+        )
+
+    def encode(self) -> bytes:
+        raw_bytes = self.to_json().encode("utf-8")
+        length_prefix = struct.pack(">I", len(raw_bytes))
+        return length_prefix + raw_bytes
+
+
+if __name__ == "__main__":
+    for i in range(10):
+        message = NetworkMesssage("none")
+        print(message.encode())

src/mind_reader/ui/main_frame.py

@@ -1,7 +1,10 @@
 import wx
 
+from mind_reader.core import GameState
+from mind_reader.network import NetworkController, NetworkMesssage
 from mind_reader.ui.dialogs import ClientConnectDialog, ServerStartDialog
 from mind_reader.ui.menu_bar import AppMenuBar
+from mind_reader.ui.views import LobbyPanel
 
 
 class MainFrame(wx.Frame):
@@ -13,13 +16,23 @@ class MainFrame(wx.Frame):
             size=wx.Size(700, 500),
             style=wx.DEFAULT_FRAME_STYLE,
         )
+        self.state: GameState | None = None
+        self.network = NetworkController(
+            self._handle_network_message,
+            self._handle_network_notice,
+        )
+        self.lobby_panel: LobbyPanel | None = None
+
         self.Center()
 
+        self.main_sizer = wx.BoxSizer(wx.VERTICAL)
+        self.SetSizer(self.main_sizer)
+
         self.menu_bar = AppMenuBar(self)
         self.SetMenuBar(self.menu_bar)
 
         self.CreateStatusBar(1)
-        self.SetStatusText("Подключение отсутствует")
+        # self.SetStatusText("Подключение отсутствует")
 
         self._bind_menu_events()
 
@@ -32,22 +45,66 @@ class MainFrame(wx.Frame):
             wx.EVT_MENU, self.on_disconnect, self.menu_bar.item_disconnect
         )
 
+    def _show_lobby(self):
+        self._destroy_lobby()
+
+        if self.state:
+            self.lobby_panel = LobbyPanel(self, self.state)
+            self.main_sizer.Add(self.lobby_panel, 1, wx.EXPAND)
+            self.Layout()
+
+    def _destroy_lobby(self):
+        if self.lobby_panel:
+            self.main_sizer.Detach(self.lobby_panel)
+            self.lobby_panel.Destroy()
+            self.lobby_panel = None
+            self.Layout()
+
+    def _handle_network_message(self, m: NetworkMesssage):
+        pass
+
+    def _handle_network_notice(self, notice: str):
+        self.SetStatusText(notice)
+
+    def _recreate_network_controller(self):
+        self.network.stop()
+        self.network = NetworkController(
+            self._handle_network_message,
+            self._handle_network_notice,
+        )
+
     def on_client_connect(self, event):
         d = ClientConnectDialog(self)
         if d.ShowModal() == wx.ID_OK:
             name, ip = d.get_data()
-            self.menu_bar.set_connected_state(True)
+            if self.network.connect(ip):
-            self.SetStatusText(f"Подключено к {ip} | Ваше имя {name}")
+                self.state = GameState(name)
+                self._show_lobby()
+                self.menu_bar.set_connected_state(True)
+            else:
+                self._recreate_network_controller()
+            # self.SetStatusText(f"Подключено к {ip} | Ваше имя {name}")
         d.Destroy()
 
     def on_server_start(self, event):
         d = ServerStartDialog(self)
         if d.ShowModal() == wx.ID_OK:
             name, ip = d.get_data()
+            self.network.serve(ip)
+            self.state = GameState(name)
+
+            self._show_lobby()
+
             self.menu_bar.set_connected_state(True)
-            self.SetStatusText(f"Сервер запущен на {ip} | Ваше имя {name}")
+            # self.SetStatusText(f"Сервер запущен на {ip} | Ваше имя {name}")
         d.Destroy()
 
     def on_disconnect(self, event):
+        self._recreate_network_controller()
+
+        self._destroy_lobby()
+
+        self.state = None
+
         self.menu_bar.set_connected_state(False)
-        self.SetStatusText("Подключение отсутствует")
+        # self.SetStatusText("Подключение отсутствует")

src/mind_reader/ui/views/__init__.py

@@ -0,0 +1,5 @@
+from mind_reader.ui.views.lobby_view import LobbyPanel
+
+__all__ = [
+    "LobbyPanel",
+]

src/mind_reader/ui/views/lobby_view.py

@@ -0,0 +1,122 @@
+from typing import Callable, Optional, cast
+
+import wx
+
+from mind_reader.core import GameState
+
+
+class RoleColumn(wx.Panel):
+    def __init__(
+        self,
+        parent,
+        role_key: str,
+        button_label: str,
+        on_role_selected: Optional[Callable[[str], None]] = None,
+    ):
+        super().__init__(parent)
+        self.role_key = role_key
+        self.on_role_selected = on_role_selected
+        self.is_active = False
+
+        sizer = wx.BoxSizer(wx.VERTICAL)
+
+        self.button_select = wx.ToggleButton(self, label=button_label)
+        self.button_select.Bind(wx.EVT_TOGGLEBUTTON, self._on_button_click)
+        sizer.Add(self.button_select, 0, wx.EXPAND | wx.ALL, 5)
+
+        self.list_players = wx.ListBox(self)
+        sizer.Add(self.list_players, 1, wx.EXPAND | wx.ALL, 5)
+
+        self.SetSizer(sizer)
+
+    def _on_button_click(self, event):
+        if self.is_active:
+            self.button_select.SetValue(True)
+            return
+
+        if self.on_role_selected:
+            self.on_role_selected(self.role_key)
+
+    def set_players(self, players: list[str]):
+        self.list_players.Clear()
+        if players:
+            self.list_players.AppendItems(players)
+
+    def set_role_state(self, role: str):
+        self.is_active = self.role_key == role
+        self.button_select.SetValue(self.is_active)
+
+
+class LobbyPanel(wx.Panel):
+    def __init__(self, parent, state: GameState):
+        super().__init__(parent)
+        self.state = state
+
+        self._init_ui()
+
+    def _init_ui(self):
+        main_sizer = wx.BoxSizer(wx.VERTICAL)
+
+        columns_sizer = wx.BoxSizer(wx.HORIZONTAL)
+
+        self.column_none = RoleColumn(
+            self, "NONE", "👤 Без роли", self._on_role_click
+        )
+        self.column_setter = RoleColumn(
+            self, "SETTER", "🧠 Загадывает", self._on_role_click
+        )
+        self.column_guesser = RoleColumn(
+            self, "GUESSER", "🕵️ Угадывает", self._on_role_click
+        )
+
+        columns_sizer.Add(self.column_none, 1, wx.EXPAND | wx.ALL, 5)
+        columns_sizer.Add(self.column_setter, 1, wx.EXPAND | wx.ALL, 5)
+        columns_sizer.Add(self.column_guesser, 1, wx.EXPAND | wx.ALL, 5)
+
+        self.button_start = wx.Button(self, label="➔ Начать сессию")
+        self.button_start.Bind(wx.EVT_BUTTON, self._on_start_click)
+
+        main_sizer.Add(columns_sizer, 1, wx.EXPAND | wx.ALL, 5)
+        main_sizer.Add(
+            self.button_start, 0, wx.EXPAND | wx.LEFT | wx.RIGHT | wx.BOTTOM, 10
+        )
+
+        self.SetSizer(main_sizer)
+
+        self.refresh_from_state()
+
+    def _on_role_click(self, target_role: str):
+        success = self.state.set_player_role(
+            self.state.local_player_name, target_role
+        )
+
+        if not success:
+            wx.MessageBox(
+                f"Не удалось занять роль «{target_role}».",
+                "Внимание",
+                wx.OK | wx.ICON_WARNING,
+            )
+            return
+
+        self.refresh_from_state()
+
+    def _on_start_click(self, event):
+        wx.MessageBox("Сессия запущена!", "Старт", wx.OK | wx.ICON_INFORMATION)
+
+    def refresh_from_state(self):
+        players_by_role = {"NONE": [], "SETTER": [], "GUESSER": []}
+
+        for player, role in self.state.lobby_players.items():
+            if role in players_by_role:
+                players_by_role[role].append(player)
+
+        self.column_none.set_players(players_by_role["NONE"])
+        self.column_setter.set_players(players_by_role["SETTER"])
+        self.column_guesser.set_players(players_by_role["GUESSER"])
+
+        local_player_role = self.state.local_player_role
+        self.column_none.set_role_state(local_player_role)
+        self.column_setter.set_role_state(local_player_role)
+        self.column_guesser.set_role_state(local_player_role)
+
+        self.button_start.Enable(self.state.is_session_ready())