Generate Result in the Game Engine

Video Lecture

Generate Result in the Game Engine Generate Result in the Game Engine Generate Result in the Game Engine

src/server/gameState.ts

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type GameState = {

    id: number
    title: string
    logo: string
    gamePhase: number
    gameClock: number
    duration: number
    result: number

}

src/server/luckyNumbersGame.ts

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export default class LuckyNumbersGame {

    private _id: number
    private _title: string
    private _logo: string
    private _duration: number
    private _gamePhase: number = 0
    private _gameClock: number = 0
    private _gameState: GameState
    private _result: number = -1
    private _updateChatCallBack: (chatMessage: ChatMessage) => void

    constructor(id: number,
        title: string,
        logo: string,
        duration: number,
        updateChatCallBack: (chatMessage: ChatMessage) => void,
    ) {
        this._id = id
        this._title = title
        this._logo = logo
        this._duration = duration
        this._updateChatCallBack = updateChatCallBack

        setInterval(() => {
            if (this._gamePhase === 0) {
                this._gameClock = this._duration
                this._gamePhase = 1
                this._result = -1
                this._updateChatCallBack(<ChatMessage>{ message: "New Game", from: this._logo, type: "gameMessage" })            
            } else if (this._gamePhase === 1) {
                if (this._gameClock < 0) {
                    this._gamePhase = 2
                    this._updateChatCallBack(<ChatMessage>{ message: "Game Closed", from: this._logo, type: "gameMessage" })
                }
            } else if (this._gamePhase === 2) {
                if (this._gameClock === -2) {
                    this._result = (Math.floor(Math.random() * 10) + 1)
                    this._updateChatCallBack(<ChatMessage>{ message: "Result : " + this._result, from: this._logo, type: "gameMessage" })
                } else if (this._gameClock <= -5) {
                    this._gamePhase = 0
                }
            }
            this._gameState = { id: this._id, title: this._title, logo: this._logo, gamePhase: this._gamePhase, gameClock: this._gameClock, duration: this._duration, result: this._result }
            this._gameClock -= 1
        }, 1000)
    }

    public get gameState() {
        return this._gameState
    }

}

src/client/client.ts

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type ChatMessage = {

    message: string
    from: string
    type: "playerMessage" | "gameMessage"

}

type ScreenName = {

    name: string
    abbreviation: string

}

type Player = {

    score: number
    screenName: ScreenName

}

type GameState = {

    id: number
    title: string
    logo: string
    gamePhase: number
    gameClock: number
    duration: number
    result: number

}

class Client {

    private socket: SocketIOClient.Socket
    private player: Player

    constructor() {
        this.socket = io();

        this.socket.on("connect", function () {
            console.log("connect")
        })

        this.socket.on("disconnect", function (message: any) {
            console.log("disconnect " + message)
            location.reload();
        })

        this.socket.on("GameStates", (gameStates: GameState[]) => {
            //console.dir(gameStates)
            gameStates.forEach(gameState => {
                let gid = gameState.id
                if (gameState.gameClock >= 0) {
                    if (gameState.gameClock >= gameState.duration) {
                        $("#gamephase" + gid).text("New Game, Guess the Lucky Number")
                    }
                    if (gameState.gameClock === gameState.duration - 5) {
                        $('#resultAlert' + gid).alert().fadeOut(500)
                    }
                    $("#timer" + gid).css("display", "block")
                    $("#timer" + gid).text(gameState.gameClock.toString())
                    var progressParent = (gameState.gameClock / gameState.duration) * 100;
                    $("#timerBar" + gid).css("background-color", "#4caf50")
                    $("#timerBar" + gid).css("width", progressParent + "%")
                } else {
                    $("#timerBar" + gid).css("background-color", "#ff0000")
                    $("#timerBar" + gid).css("width", "100%")
                    $("#timer" + gid).css("display", "none")
                    $("#gamephase" + gid).text("Game Closed")

                    if (gameState.gameClock === -2 && gameState.result !== -1) {
                        $('#resultValue' + gid).text(gameState.result)
                        $('#resultAlert' + gid).fadeIn(100)                        
                    }
                }
            })
        })

        this.socket.on("playerDetails", (player: Player) => {
            this.player = player
            $(".screenName").text(player.screenName.name)
            $(".score").text(player.score)
        })

        this.socket.on("chatMessage", (chatMessage: ChatMessage) => {
            if (chatMessage.type === "gameMessage") {
                $("#messages").append("<li><span class='float-left'><span class='circle'>" + chatMessage.from + "</span></span><div class='gameMessage'>" + chatMessage.message + "</div></li>")
            } else { 
                $("#messages").append("<li><span class='float-right'><span class='circle'>" + chatMessage.from + "</span></span><div class='otherMessage'>" + chatMessage.message + "</div></li>")
            }
            this.scrollChatWindow()
        })

        $(document).ready(() => {
            $('#resultValue0').addClass('spinner');
            $('#resultValue1').addClass('spinner');
            $('#resultValue2').addClass('spinner');
            $('#resultAlert0').alert().hide()
            $('#resultAlert1').alert().hide()
            $('#resultAlert2').alert().hide()

            $('#messageText').keypress((e) => {
                var key = e.which;
                if (key == 13)  // the enter key code
                {
                    this.sendMessage()
                    return false;
                }
            });
        })
    }

    private scrollChatWindow = () => {
        $('#messages').animate({
            scrollTop: $('#messages li:last-child').position().top
        }, 500);
        setTimeout(() => {
            let messagesLength = $("#messages li");
            if (messagesLength.length > 10) {
                messagesLength.eq(0).remove();
            }
        }, 500)
    }

    public sendMessage() {
        let messageText = $("#messageText").val();
        if (messageText.toString().length > 0) {

            this.socket.emit("chatMessage", <ChatMessage>{ message: messageText, from: this.player.screenName.abbreviation })

            $("#messages").append("<li><span class='float-left'><span class='circle'>" + this.player.screenName.abbreviation + "</span></span><div class='myMessage'>" + messageText + "</div></li>")
            this.scrollChatWindow()

            $("#messageText").val("");
        }
    }

    public showGame(id: number) {
        switch (id) {
            case 0:
                $("#gamePanel1").fadeOut(100)
                $("#gamePanel2").fadeOut(100)
                $("#gamePanel0").delay(100).fadeIn(100)
                break;
            case 1:
                $("#gamePanel0").fadeOut(100)
                $("#gamePanel2").fadeOut(100)
                $("#gamePanel1").delay(100).fadeIn(100)
                break;
            case 2:
                $("#gamePanel0").fadeOut(100)
                $("#gamePanel1").fadeOut(100)
                $("#gamePanel2").delay(100).fadeIn(100)
                break;
        }
    }

}

const client = new Client(); 

dist/client/index.html

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<! DOCTYPE html>
<html lang="en">

<head>

    <meta charset="utf-8">
    <title>TypeScript Socket.IO Course</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css">

    <style>
        .timer {
            font-size: 4em;
            position: absolute;
            right: 15px;
            top: -15px;
        }

        .gamephase {
            font-size: 1.75em;
        }

        .progress-container {
            width: 100%;
            height: 8px;
            background: #ccc;
            margin-top: 40px;
            border: solid 1px gray;
        }

        .progress-bar {
            height: 8px;
            background: #4caf50;
            width: 0%;
        }

        .gamePanel {
            position: relative;
            border: solid 1px gray;
            height: 382px;
            border-radius: 0px 20px 4px 20px;
            box-shadow: 15px 10px #dddddd;
        }

        #gamePanel0 {
            display: block;
            background: linear-gradient(180deg, rgba(195, 112, 34, 0.164) 0%, rgba(156, 200, 105, 0.495) 100%);
        }

        #gamePanel1 {
            display: none;
            background: linear-gradient(56deg, rgba(225, 238, 255, 0.492) 0%, rgba(122, 67, 250, 0.495) 100%);
        }

        #gamePanel2 {
            display: none;
            background: linear-gradient(56deg, rgba(235, 204, 32, 0.492) 0%, rgba(251, 188, 106, 0.495) 100%);
        }

        .chatPanel {
            border: solid 1px gray;
            border-radius: 20px 0px 4px 4px;
            box-shadow: 15px 10px #dddddd;
            background: rgb(34, 193, 195);
            background: linear-gradient(56deg, rgba(34, 193, 195, 0.49193275943189773) 0%, rgba(253, 187, 45, 0.494733879880077) 100%);
            position: relative;
        }

        .chatMessageInputDiv {
            position: absolute;
            bottom: 0px;
            width: 100%;
        }

        .messages {
            padding-left: 0;
            overflow: hidden;
            height: 340px;
            margin-bottom: 40px;
        }

        .messages li {
            list-style-type: none;
            margin-bottom: 30px;
            padding: 6px 6px 6px 6px;
            display: block
        }

        .otherMessage {
            background: #ffcda3;
            border: solid 1px gray;
            margin: 0px 5px 5px 0px;
            float: right;
            padding: 0px 6px 0px 6px;
            border-radius: 10px 10px 0 10px;
        }

        .myMessage {
            background: #1bffbb;
            border: solid 1px gray;
            margin: 0px 5px 5px 5px;
            float: left;
            padding: 0px 6px 0px 6px;
            border-radius: 10px 10px 10px 0;
        }

        .gameMessage {
            background: #1babff;
            border: solid 1px gray;
            margin: 0px 5px 5px 5px;
            float: left;
            padding: 0px 6px 0px 6px;
            border-radius: 10px 10px 10px 0;
        }

        .screenName {
            padding: 6px 6px 6px 6px;
            border-radius: 10px 10px 10px 10px;
            font-weight: bold;
            background: #1bffbb;
        }

        .score {
            padding: 6px 6px 6px 6px;
            border-radius: 10px 10px 10px 10px;
            font-weight: bold;
            background: #1bffbb;
        }

        .circle {
            padding: 6px;
            background: gray;
            border-radius: 50px;
        }

        .resultValue {
            font-size: 3.5em;
            width: 100%;
            text-align: center;
        }

        @keyframes spinner {
            to {
                transform: rotate(360deg);
            }
        }

        .spinner:before {
            content: '';
            box-sizing: border-box;
            position: absolute;
            top: 50%;
            left: 50%;
            width: 90px;
            height: 90px;
            margin-top: -45px;
            margin-left: -45px;
            border-radius: 50%;
            border: 10px solid #f6f;
            border-top-color: #0e0;
            border-right-color: #0dd;
            border-bottom-color: #f90;
            animation: spinner .6s linear infinite;
        }

        .jumbotron {
            margin-top: -40px;
            height: 180px;
        }

        .footer {
            margin-top: 10px;
        }
    </style>

</head>

<body>

    <div class="jumbotron text-center" style="margin-bottom:0">
        <h1>Lucky Numbers Mini-Games</h1>
        <p><a href="https://sbcode.net/tssock" target="_blank">https://sbcode.net/tssock</a>
        </p>
    </div>

    <nav class="navbar navbar-expand-sm bg-dark navbar-dark">
        <a class="navbar-brand" href="#">Games</a>
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#collapsibleNavbar">
            <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="collapsibleNavbar">
            <ul class="navbar-nav">
                <li class="nav-item">
                    <a class="nav-link" href="#" onclick="client.showGame(0)">🥉Bronze Game</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" href="#" onclick="client.showGame(1)">🥈Silver Game</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" href="#" onclick="client.showGame(2)">🥇Gold Game</a>
                </li>
            </ul>
        </div>
    </nav>

    <div class="container" style="margin-top:30px">
        <div class="row">
            <div class="col-sm-8">
                <div class="gamePanel" id="gamePanel0">
                    <h2 id="gameTitle">🥉Bronze Game</h2>
                    <span id="timer0" class="timer"></span>
                    <div class="progress-container">
                        <div class="progress-bar" id="timerBar0"></div>
                    </div>
                    <div id="gamephase0" class="gamephase p-2"></div>
                    <div class="p-2">Your Screen Name is <span class="screenName"></span>, and your Score is <span class="score"></span></div>
                    <div class="row">
                        <div class="col-sm-4">
                            <div class="m-2">
                                <div id="resultAlert0" class="alert alert-info" role="alert">
                                    <h1 class="alert-heading p-1 resultValue" id="resultValue0"></h1>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="gamePanel" id="gamePanel1">
                    <h2 id="gameTitle">🥈Silver Game</h2>
                    <span id="timer1" class="timer"></span>
                    <div class="progress-container">
                        <div class="progress-bar" id="timerBar1"></div>
                    </div>
                    <div id="gamephase1" class="gamephase p-2"></div>
                    <div class="p-2">Your Screen Name is <span class="screenName"></span>, and your Score is <span class="score"></span></div>
                    <div class="row">
                        <div class="col-sm-4">
                            <div class="m-2">
                                <div id="resultAlert1" class="alert alert-info" role="alert">
                                    <h1 class="alert-heading p-1 resultValue" id="resultValue1"></h1>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                <div class="gamePanel" id="gamePanel2">
                    <h2 id="gameTitle">🥇Gold Game</h2>
                    <span id="timer2" class="timer"></span>
                    <div class="progress-container">
                        <div class="progress-bar" id="timerBar2"></div>
                    </div>
                    <div id="gamephase2" class="gamephase p-2"></div>
                    <div class="p-2">Your Screen Name is <span class="screenName"></span>, and your Score is <span class="score"></span></div>
                    <div class="row">
                        <div class="col-sm-4">
                            <div class="m-2">
                                <div id="resultAlert2" class="alert alert-info" role="alert">
                                    <h1 class="alert-heading p-1 resultValue" id="resultValue2"></h1>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            <div class="col-sm-4">
                <div class="chatPanel">
                    <ol id="messages" class="messages">
                    </ol>
                    <div class="chatMessageInputDiv">
                        <div class="input-group">
                            <input class="form-control width100" id="messageText" placeholder="Enter Chat Message" onkeyup="">
                            <span class="input-group-btn">
                                <button class="btn btn-info" onclick="client.sendMessage()">Send</button>
                            </span>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="footer text-center" style="margin-bottom:0">
        This is an example game from the TypeScript SocketIO course at <a href="https://sbcode.net/tssock" target="_blank">https://sbcode.net/tssock</a>
    </div>

    <script src="jquery/jquery.min.js"></script>
    <script src="bootstrap/js/bootstrap.bundle.min.js"></script>
    <script src="socket.io/socket.io.js"></script>
    <script src="client.js"></script>

</body>

</html>