Create app.py

app.py

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+import streamlit as st
+import os
+import random
+import time
+from PIL import Image
+import json
+from datetime import datetime
+from pathlib import Path
+
+# Initialize session state variables
+if 'game_state' not in st.session_state:
+    st.session_state.game_state = {
+        'players': {},
+        'chat_messages': [],
+        'tile_map': [],
+        'current_player': None
+    }
+
+if 'player_name' not in st.session_state:
+    st.session_state.player_name = None
+
+# Utility functions
+def load_tiles(tiles_path="tiles"):
+    """Load tile images from the specified directory"""
+    tiles = {}
+    if not os.path.exists(tiles_path):
+        os.makedirs(tiles_path)
+        # Here you would need to add some default tiles
+        return tiles
+    
+    for file in os.listdir(tiles_path):
+        if file.endswith(('.png', '.jpg', '.jpeg')):
+            tile_name = os.path.splitext(file)[0]
+            tile_path = os.path.join(tiles_path, file)
+            tiles[tile_name] = Image.open(tile_path)
+    return tiles
+
+def generate_map(width=20, height=15):
+    """Generate a random tile map"""
+    tile_types = ['grass', 'water', 'rock']  # Example tile types
+    return [[random.choice(tile_types) for _ in range(width)] for _ in range(height)]
+
+def save_game_state():
+    """Save the current game state to a file"""
+    state_file = Path("game_state.json")
+    state_to_save = {
+        'players': st.session_state.game_state['players'],
+        'chat_messages': st.session_state.game_state['chat_messages'],
+        'tile_map': st.session_state.game_state['tile_map']
+    }
+    with open(state_file, 'w') as f:
+        json.dump(state_to_save, f)
+
+def load_game_state():
+    """Load the game state from file"""
+    state_file = Path("game_state.json")
+    if state_file.exists():
+        with open(state_file, 'r') as f:
+            loaded_state = json.load(f)
+            st.session_state.game_state.update(loaded_state)
+
+def add_chat_message(player_name, message):
+    """Add a message to the chat history"""
+    timestamp = datetime.now().strftime("%H:%M:%S")
+    st.session_state.game_state['chat_messages'].append({
+        'player': player_name,
+        'message': message,
+        'timestamp': timestamp
+    })
+    save_game_state()
+
+# Main game UI
+def main():
+    st.title("Multiplayer Tile Game")
+    
+    # Player login/join game section
+    if st.session_state.player_name is None:
+        with st.form("join_game"):
+            player_name = st.text_input("Enter your name:")
+            submitted = st.form_submit_button("Join Game")
+            if submitted and player_name:
+                st.session_state.player_name = player_name
+                st.session_state.game_state['players'][player_name] = {
+                    'position': {'x': 0, 'y': 0},
+                    'last_active': time.time()
+                }
+                st.experimental_rerun()
+    
+    else:
+        # Game layout with columns
+        col1, col2 = st.columns([2, 1])
+        
+        with col1:
+            st.subheader("Game Map")
+            # Load or generate tile map
+            if not st.session_state.game_state['tile_map']:
+                st.session_state.game_state['tile_map'] = generate_map()
+            
+            # Display tile map
+            tiles = load_tiles()
+            if tiles:
+                # Create a placeholder for the game map
+                map_placeholder = st.empty()
+                
+                # Update player position with arrow keys
+                if st.session_state.player_name:
+                    player = st.session_state.game_state['players'][st.session_state.player_name]
+                    
+                    # Movement controls
+                    cols = st.columns(4)
+                    if cols[0].button("←"):
+                        player['position']['x'] = max(0, player['position']['x'] - 1)
+                    if cols[1].button("↑"):
+                        player['position']['y'] = max(0, player['position']['y'] - 1)
+                    if cols[2].button("↓"):
+                        player['position']['y'] = min(14, player['position']['y'] + 1)
+                    if cols[3].button("→"):
+                        player['position']['x'] = min(19, player['position']['x'] + 1)
+                
+                # Display current position
+                st.write(f"Position: ({player['position']['x']}, {player['position']['y']})")
+            else:
+                st.warning("No tile images found. Please add images to the 'tiles' directory.")
+        
+        with col2:
+            st.subheader("Chat Room")
+            # Chat message display
+            chat_container = st.container()
+            with chat_container:
+                for message in st.session_state.game_state['chat_messages'][-50:]:  # Show last 50 messages
+                    st.text(f"[{message['timestamp']}] {message['player']}: {message['message']}")
+            
+            # Chat input
+            with st.form("chat_form", clear_on_submit=True):
+                message = st.text_input("Message:")
+                if st.form_submit_button("Send") and message:
+                    add_chat_message(st.session_state.player_name, message)
+                    st.experimental_rerun()
+        
+        # Logout button
+        if st.button("Leave Game"):
+            if st.session_state.player_name in st.session_state.game_state['players']:
+                del st.session_state.game_state['players'][st.session_state.player_name]
+            st.session_state.player_name = None
+            save_game_state()
+            st.experimental_rerun()
+
+if __name__ == "__main__":
+    load_game_state()
+    main()