/**
 * Game Loop Module for AI Interactive Fiction
 * Manages the main game logic and connects various modules
 */
import { BaseModule } from './base-module.js';

class GameLoopModule extends BaseModule {
    constructor() {
        super('game-loop', 'Game Loop');
        
        // Dependencies
        this.dependencies = ['ui-controller', 'socket-client', 'tts-player', 'text-buffer'];
        
        // Game state
        this.gameState = {
            started: false,
            canLoad: false,
            currentRoom: null,
            inventory: [],
            commandHistory: []
        };
        
        this.isRunning = false;
        
        // Bind methods using parent's bindMethods utility
        this.bindMethods([
            'start',
            'setupSocketEventListeners',
            'updateGameState',
            'updateUIState',
            'requestStartGame',
            'requestSaveGame',
            'requestLoadGame',
            'addText'
        ]);
    }
    
    async initialize() {
        this.reportProgress(100, "Game loop initialized");
        return true;
    }
    
    start() {
        console.log("GameLoop: Starting game sequence...");
        
        try {
            // The dependencies are now automatically available via getModule
            this.updateUIState();
            
            console.log("GameLoop: Setting up socket listeners and connecting...");
            
            // Set up socket event listeners and connect
            this.setupSocketEventListeners();
            
            // Set the game loop as running
            this.isRunning = true;
        } catch (error) {
            console.error("Error starting game loop:", error);
        }
    }
    
    setupSocketEventListeners() {
        // Get the socket client module using parent's getModule method
        const socketClient = this.getModule('socket-client');
        
        if (!socketClient) {
            console.error("Socket client module not found");
            return;
        }
        
        // Connect UI controller to socket client for command handling
        const uiController = this.getModule('ui-controller');
        
        if (uiController) {
            uiController.socketClient = socketClient;
        } else {
            console.warn("GameLoop: UI Controller not ready for Socket Client assignment.");
        }
        
        // Listen for socket connection event
        socketClient.on('connect', () => {
            console.log("GameLoop: Socket connected event received.");
            
            // Request a new game start when we connect
            // Only request start game if one isn't already in progress
            if (!this.gameState.started) {
                console.log("GameLoop: Requesting start game on connect.");
                this.requestStartGame();
            } else {
                console.log("GameLoop: Game already started, skipping duplicate start request.");
            }
        });
        
        // Listen for game state updates
        socketClient.on('gameStateUpdate', (data) => {
            console.log("GameLoop: Game state update received", data);
            this.updateGameState(data);
        });
        
        // Listen for narrative responses
        socketClient.on('narrativeResponse', (data) => {
            console.log("GameLoop: Narrative response received", data);
            // Text processing is handled by socket-client -> text-buffer -> ui-controller pipeline
        });
        
        // Listen for game introduction
        socketClient.on('gameIntroduction', (data) => {
            console.log("GameLoop: Received gameIntroduction");
            this.gameState.started = true;
            this.updateUIState();
            // Text processing is handled by socket-client -> text-buffer -> ui-controller pipeline
        });
        
        // Connect to the socket server
        socketClient.connect().then(success => {
            if (success) {
                console.log("GameLoop: Socket connection established successfully.");
            } else {
                console.error("GameLoop: Failed to connect to socket server");
            }
        });
    }
    
    /**
     * Update the game state
     * @param {Object} data - New game state data
     */
    updateGameState(data) {
        if (!data) return;
        
        // Update game state
        if (data.currentRoom) {
            this.gameState.currentRoom = data.currentRoom;
        }
        
        if (data.inventory) {
            this.gameState.inventory = data.inventory;
        }
        
        // Update UI with new game state
        this.updateUIState();
    }
    
    /**
     * Update UI with current game state
     */
    updateUIState() {
        const uiController = this.getModule('ui-controller');
        if (!uiController) return;
        
        // Update UI components based on game state
        uiController.updateButtonStates(this.gameState);
    }
    
    /**
     * Request to start a new game
     */
    requestStartGame() {
        const socketClient = this.getModule('socket-client');
        if (!socketClient) return;
        
        socketClient.requestStartGame();
        this.gameState.started = true;
    }
    
    /**
     * Request to save the current game
     */
    requestSaveGame() {
        const socketClient = this.getModule('socket-client');
        if (!socketClient) return;
        
        socketClient.requestSaveGame();
    }
    
    /**
     * Request to load a saved game
     */
    requestLoadGame() {
        const socketClient = this.getModule('socket-client');
        if (!socketClient) return;
        
        socketClient.requestLoadGame();
    }
    
    /**
     * Manually add text to the buffer
     * Useful for testing or adding local messages
     * @param {string} text - Text to add
     */
    addText(text) {
        // Use parent's getModule method
        const textBuffer = this.getModule('text-buffer');
        
        if (!textBuffer) {
            console.warn("Text buffer not available");
            return;
        }
        
        textBuffer.addText(text);
    }
}

// Create the singleton instance
const GameLoop = new GameLoopModule();

// Export the module
export { GameLoop };