Der Prototyp mit Datenbankanbindung für das Speichern von Geschenkwerten (für die freien Züge)

.gitignore

@@ -6,5 +6,4 @@
 /node/dist
 
 # Ignore everything except save files
-/roms/*
+/storage/*.sqlite3
-!/roms/*.sav

node/package.json

@@ -5,6 +5,7 @@
   "type": "commonjs",
   "dependencies": {
     "@types/node": "^20.12.11",
+    "sqlite3": "^5.1.7",
     "swagger-typescript-api": "^13.0.3",
     "tiktok-live-connector": "^1.1.6"
   },

node/source/classes/controller/GameController.ts

@@ -1,35 +1,59 @@
-import { MgbaHttp } from "../../classes/gba-api/MgbaHttp";
+import { MgbaHttp } from "../modules/gba-api/MgbaHttp";
-import { Message } from "../../classes/tiktok/Message";
+import { Message } from "../modules/tiktok/Message";
 import { WebcastPushConnection } from "tiktok-live-connector";
-import { User, FollowerRole } from "../../classes/tiktok/User";
+import { User, FollowerRole } from "../modules/tiktok/User";
-import { Gift } from "../tiktok/Gift";
+import { Gift } from "../modules/tiktok/Gift";
+import { Logger, LogLevel } from "../modules/logging/Logging";
+import { UserStorage } from "../modules/database/Storage";
+
+const FREE_GAME_INPUT_MOVES = 5;
 
 export class GameController {
     private channelName: string;
     private users: Map<string, User> = new Map<string, User>();
     private webcastPushConnection: WebcastPushConnection;
-    private mgbaHttp: MgbaHttp = new MgbaHttp({});
+    private mgbaHttpClient: MgbaHttp = new MgbaHttp({});
+    private userStorage: UserStorage;
     private availableGifts: Map<number, Gift> = new Map<number, Gift>();
 
+    /**
+     * Create a new GameController object
+     * @param {string} channelName The channel name for the TikTok Live connection
+     */
     constructor(channelName: string) {
+        // Initialize the UserStorage object
+        this.userStorage = new UserStorage();
+        // Set the channel name and create a new WebcastPushConnection
         this.channelName = channelName;
-        this.mgbaHttp = new MgbaHttp({
-            baseUrl: "http://localhost:5000",
-        });
-        
         this.webcastPushConnection = new WebcastPushConnection(
             this.channelName
         );
+        // Set the base URL for the mGBA API client
+        this.mgbaHttpClient = new MgbaHttp({
+            baseUrl: "http://localhost:5000",
+        });
+        // Load the available gifts from the TikTok platform and start the GameController
+        this.getAvailableGifts().then((gifts) => {
+            this.availableGifts = gifts;
+            this.startGameController();
+        });
+    }
 
-        this.getWebcastPushConnection().getAvailableGifts().then((gifts) => {
+    /**
+     * Load the available gifts from the TikTok platform
+     * @returns {void}
+     */
+    private async getAvailableGifts(): Promise<Map<number, Gift>> {
+        let returnGifts = new Map<number, Gift>();
+        let gifts = await this.getWebcastPushConnection().getAvailableGifts();
         gifts.forEach((gift: any) => {
-                this.availableGifts.set(gift.id, new Gift({
+            returnGifts.set(gift.id, new Gift({
                 giftId: gift.id,
                 costDiamonds: gift.diamond_count,
                 name: gift.name,
             }));
         });
-        });
+        return returnGifts;
     }
 
     /**
@@ -80,18 +104,52 @@ export class GameController {
             messageId: data.msgId,
             content: data.comment,
         });
+        this.chatHandlerForGameInteraction(message, user);
+    }
+
+    /**
+     * Handle the game input from the chat event for game interaction
+     * @param message {Message}
+     * @param user {User}
+     */
+    private chatHandlerForGameInteraction(message: Message, user: User): void {
         let gameKeyInterpretation = message.getMessageGameKey();
         if (gameKeyInterpretation !== false) {
-            this.mgbaHttp
+            this.getUserStorage().getUser(user.getUserId()).then((storageUser) => {
+                console.log(storageUser);
+                if (storageUser === undefined) {
+                    this.getUserStorage().createUser(parseInt(user.getUserId()), FREE_GAME_INPUT_MOVES);
+                    this.chatHandlerForGameInteraction(message, user);
+                    return;
+                }
+    
+                let hasBalance = storageUser.credits > 0 || this.getDeveloperUserIds().includes(parseInt(user.getUserId()));
+                if(hasBalance) {
+                    // Subtract the credit from the user when the user is not a developer
+                    if(!this.getDeveloperUserIds().includes(parseInt(user.getUserId()))) {
+                        this.getUserStorage().updateUserCredits(user.getUserId(), storageUser.credits - 1);
+                    }
+                    // Send the button tap to the mGBA API
+                    this.mgbaHttpClient
                     .buttonTapCreate({
                         key: gameKeyInterpretation.toString(),
                     })
                     .then(() => {
-                    console.log(
+                        Logger.logMessage(`Button tap for ${gameKeyInterpretation} created by ${user.getDisplayName()}`, "GameInput");
-                        `${user.getUsername} sent button tap for ${gameKeyInterpretation}`
-                    );
                     });
                 }
+            });
+        }
+    }
+
+    /**
+     * Get the user IDs for the developers
+     * @returns {number[]} The user IDs for the developers
+     */
+    private getDeveloperUserIds(): number[] {
+        return [
+            234457066013368320 // Dennis
+        ]
     }
 
     /**
@@ -99,19 +157,42 @@ export class GameController {
      * @param {any} data The data object for the gift event
      */
     private giftHandler(data: any): void {
-        
+        let giftObject = this.availableGifts.get(data.giftId);
+        if(giftObject) {
+            let giftValue = giftObject.getCostDiamonds();
+            this.getUserStorage().getUser(data.userId).then((storageUser) => {
+                if(storageUser === undefined) {
+                    this.getUserStorage().createUser(parseInt(data.userId), giftValue + FREE_GAME_INPUT_MOVES);
+                    return;
+                }
+                this.getUserStorage().updateUserCredits(data.userId, storageUser.credits + giftValue);
+            });
+        }
     }
 
-    public start(): void {
+    /**
+     * Get the database storage object for the users
+     * @returns {UserStorage} The UserStorage object for the GameController
+     */
+    private getUserStorage(): UserStorage {
+        return this.userStorage;
+    }
+
+    /**
+     * Start the GameController and connect to the TikTok Live
+     * @returns {void}
+     */
+    private startGameController(): void {
+        Logger.logMessage(`Trying to connect to the TikTok Livestram: ${this.channelName}`, "GameController", LogLevel.INFO);
         this.getWebcastPushConnection()
             .connect()
             .then(() => {
-                console.log("Connected to TikTok Live");
+                Logger.logMessage("Connection successfully established", "WebcastConnection", LogLevel.INFO);
                 this.webcastPushConnection.on("chat", this.chatHandler.bind(this));
                 this.webcastPushConnection.on("gift", this.giftHandler.bind(this));
             })
             .catch((error) => {
-                console.error("Failed to connect", error);
+                Logger.logDebug(`The connection could not be established`, error, "WebcastConnection", LogLevel.ERROR);
             });
     }
 }

node/source/classes/modules/database/Storage.ts

@@ -0,0 +1,76 @@
+import { Database } from 'sqlite3';
+import { IUser } from './interfaces/IUser';
+import { Logger, LogLevel } from '../logging/Logging';
+
+export class UserStorage {
+    private database: Database;
+    constructor() {
+        Logger.logMessage("Establishing connection to UserStorage database", "Database", LogLevel.INFO);
+        this.database = new Database('../storage/UserStorage.sqlite3');
+        this.runMigrations();
+        Logger.logMessage("Connection established", "Database", LogLevel.INFO);
+    }
+
+    /**
+     * Run the database migrations
+     */
+    private runMigrations(): void {
+        this.database.serialize(() => {
+            Logger.logMessage("Run database migration", "Database", LogLevel.INFO);
+            this.database.run('CREATE TABLE IF NOT EXISTS users (id INTEGER PRIMARY KEY, credits INTEGER)');
+        });
+    }
+
+    /**
+     * Update the credits for a user in the database
+     * @param userId {string}
+     * @param credits {number}
+     * @returns 
+     */
+    public async updateUserCredits(userId: string, credits: number): Promise<void> {
+        return new Promise((resolve, reject) => {
+            this.database.run('UPDATE users SET credits = ? WHERE id = ?', [credits, userId], (err) => {
+                if (err) {
+                    reject(err);
+                } else {
+                    resolve();
+                }
+            });
+        });
+    }
+
+    /**
+     * Get a user from the database, if the user does not exist, it will return undefined
+     * @param userId {string}
+     * @returns {Promise<IUser>}
+     */
+    public async getUser(userId: string): Promise<IUser> {
+        return new Promise((resolve, reject) => {
+            this.database.get('SELECT * FROM users WHERE id = ?', [userId], (err, row: IUser) => {
+                if (err) {
+                    reject(err);
+                } else {
+                    resolve(row);
+                }
+            });
+        });
+    }
+
+    /**
+     * Create a new user in the database
+     * @param userId {number}
+     * @param credits {number}
+     * @returns 
+     */
+    public async createUser(userId: number, credits: number): Promise<void> {
+        return new Promise((resolve, reject) => {
+            this.database.run('INSERT INTO users (id, credits) VALUES (?, ?)', [userId, credits], (err) => {
+                if (err) {
+                    reject(err);
+                } else {
+                    resolve();
+                }
+            });
+        });
+    }
+}

node/source/classes/modules/database/interfaces/IUser.ts

@@ -0,0 +1,4 @@
+export interface IUser {
+    id: number;
+    credits: number;
+}

node/source/classes/modules/logging/Logging.ts

@@ -0,0 +1,51 @@
+export enum LogLevel {
+    INFO = 1,
+    WARNING = 2,
+    ERROR = 3,
+    DEBUG = 4
+}
+
+export class Logger {
+    /**
+     * Log a message to the console
+     * @param message {string}
+     * @param category {string}
+     * @param level {LogLevel}
+     */
+    static logMessage(message: string, category: string = "App", level: LogLevel = LogLevel.INFO) {
+        console.log(`[${this.logLevelToString(level)}] [${category}] ${message}`);
+    }
+
+    /**
+     * Log a message to the console with additional data
+     * @param message {string}
+     * @param data {any}
+     * @param category {string}
+     * @param level {LogLevel}
+     */
+    static logDebug(message: string, data: any, category: string = "App", level: LogLevel = LogLevel.INFO) {
+        this.logMessage(message, category, level);
+        console.log(data);
+        console.log("--------------------------------------------------");
+    }
+
+    /**
+     * Get the string representation of a log level
+     * @param level {LogLevel} The log level to convert to a string
+     * @returns The string representation of the log level
+     */
+    static logLevelToString(level: LogLevel): string {
+        switch (level) {
+            case LogLevel.INFO:
+                return "INFO";
+            case LogLevel.WARNING:
+                return "WARNING";
+            case LogLevel.ERROR:
+                return "ERROR";
+            case LogLevel.DEBUG:
+                return "DEBUG";
+            default:
+                return "UNKNOWN";
+        }
+    }
+}

node/source/index.ts

@@ -1,4 +1,6 @@
 import { GameController } from "./classes/controller/GameController";
+import { UserStorage } from "./classes/modules/database/Storage";
 
-let gameController = new GameController("niknando");
+new GameController("mr.vadim_");
-gameController.start();
+
+new UserStorage();