food-runner/index.html at main · techpals-eu/food-runner · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
<!DOCTYPE html>
<html lang="el">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Παιχνίδι Υγείας</title>
    <style>
        body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            position: relative;
            flex-direction: column;
        }
        canvas {
            background-color: #8fc0a9;
            border: 2px solid #333;
        }
        #restartButton, #gameSummary {
            display: none;
            padding: 10px 20px;
            color: #fff;
            border: none;
            border-radius: 5px;
        }
        #restartButton {
            margin-top: -265px;
            padding: 10px 20px;
            font-size: 16px;
            text-align: center;
            background-color: #333;
        }
        #gameSummary {
            margin-top: 10px;
            font-size: 16px;
            background-color: #fff;
            color: #333;
            border: 1px solid #333;
        }
    </style>
</head>
<body>
    <canvas id="gameCanvas" width="600" height="300"></canvas>
    <button id="restartButton" onclick="resetGame()">Επανεκκίνηση</button>
    <div id="gameSummary"></div>

    <!-- Sound files -->
    <audio id="backgroundSound" src="background.mp3" loop></audio>
    <audio id="gameFinishedSound" src="game_finished.mp3"></audio>
    <audio id="gameOverSound" src="game_over.mp3"></audio>
    <audio id="jumpSound" src="jump.mp3"></audio>
    <audio id="goodFoodSound" src="good_food.mp3"></audio>
    <audio id="badFoodSound" src="bad_food.mp3"></audio>

    <script>
        // Game setup
        const canvas = document.getElementById("gameCanvas");
        const ctx = canvas.getContext("2d");

        // Sound elements
        const backgroundSound = document.getElementById("backgroundSound");
        const gameFinishedSound = document.getElementById("gameFinishedSound");
        const gameOverSound = document.getElementById("gameOverSound");
        const jumpSound = document.getElementById("jumpSound");
        const goodFoodSound = document.getElementById("goodFoodSound");
        const badFoodSound = document.getElementById("badFoodSound");

        // Start background music
        backgroundSound.play();

        let health = 10;
        let gameOver = false; // Flag to stop the game when reaching the prize
        let goodFoodsEaten = 0;
        let badFoodsEaten = 0;

        const restartButton = document.getElementById("restartButton");
        const gameSummary = document.getElementById("gameSummary");

        // Player setup (using a human emoji)
        const player = {
            x: 50,
            y: canvas.height - 50,
            width: 30, // Approximate size of emoji
            height: 30,
            emoji: "🧑", // Human emoji
            speed: 3,
            isJumping: false,
            jumpSpeed: 0,
            gravity: 0.5
        };

        // Emojis for foods
        const goodFoods = ["🥦", "🐟", "🥔", "🫒", "🧅", "🍠", "🍅", "🌰", "🍲", "🍆", "🍗", "🌿"];
        const badFoods = ["🍔", "🥩", "🍬", "🍖", "🥐", "🥤", "🍰", "🍩"];

        // Track
        let trackSpeed = 2;
        const trackSpeedIncrement = 0.001; // Small increment to gradually increase speed
        const trackLength = 6000; // Move for approx 1 minute at 60fps
        let trackProgress = 0;

        // Prize
        const prize = {
            x: trackLength - 100,
            y: canvas.height - 100,
            emoji: "🏆", // Prize emoji
            size: 50 // Large size for the prize
        };

        // Keyboard controls
        const keys = {};

        document.addEventListener("keydown", (e) => {
            keys[e.key] = true;

            if (e.code === "Space" && !player.isJumping) {
                player.isJumping = true;
                player.jumpSpeed = -10;
                jumpSound.play(); // Play jump sound
            }
        });

        document.addEventListener("keyup", (e) => {
            keys[e.key] = false;
        });

        // Create food items randomly
        function createFood() {
            const isGoodFood = Math.random() > 0.5; // 50% chance for good or bad food
            const emoji = isGoodFood
                ? goodFoods[Math.floor(Math.random() * goodFoods.length)]
                : badFoods[Math.floor(Math.random() * badFoods.length)];
            foods.push({
                x: canvas.width + Math.random() * 300,
                y: Math.random() * (canvas.height - 30), // Random y position within canvas
                emoji: emoji,
                effect: isGoodFood ? 1 : -2
            });
        }

        // Food items array
        const foods = [];

        // Game update
        function updateGame() {
            if (gameOver) return; // Stop the game if it's over

            ctx.clearRect(0, 0, canvas.width, canvas.height);

            // Update player movement based on key presses
            if (keys["ArrowUp"] || keys["w"]) player.y = Math.max(0, player.y - player.speed);
            if (keys["ArrowDown"] || keys["s"]) player.y = Math.min(canvas.height - player.height, player.y + player.speed);

            // Apply jump physics
            if (player.isJumping) {
                player.y += player.jumpSpeed;
                player.jumpSpeed += player.gravity;
                if (player.y >= canvas.height - player.height) {
                    player.y = canvas.height - player.height;
                    player.isJumping = false;
                }
            }

            // Move track
            trackProgress += trackSpeed;
            if (trackProgress >= trackLength) {
                // Check if player reaches the prize
                if (player.x + player.width >= prize.x - trackProgress + canvas.width && player.y + player.height >= prize.y) {
                    endGame();
                    return;
                }
            }

            // Gradually increase the track speed over time
            trackSpeed += trackSpeedIncrement;

            // Generate food
            if (Math.random() < 0.03) createFood();

            // Update foods
            foods.forEach((food, index) => {
                food.x -= trackSpeed;

                // Collision detection
                if (food.x < player.x + player.width &&
                    food.x + 30 > player.x && // Approximate width of emoji
                    food.y < player.y + player.height &&
                    food.y + 30 > player.y) { // Approximate height of emoji
                        health += food.effect;
                        if (food.effect > 0) {
                          goodFoodsEaten++;
                          goodFoodSound.play();
                        }
                        else {
                          badFoodsEaten++;
                          badFoodSound.play();
                        }
                        foods.splice(index, 1);
                }

                // Remove food if it goes off screen
                if (food.x < -30) { // Approximate width of emoji
                    foods.splice(index, 1);
                }
            });

            // Draw prize as a large emoji
            if (trackProgress >= trackLength - canvas.width) {
                ctx.font = `${prize.size}px Arial`;
                ctx.fillText(prize.emoji, prize.x - trackProgress + canvas.width, prize.y + prize.size);
            }

            // Draw player as an emoji
            ctx.font = "30px Arial";
            ctx.fillText(player.emoji, player.x, player.y + player.height);

            // Draw foods as larger emojis
            foods.forEach((food) => {
                ctx.font = "30px Arial";
                ctx.fillText(food.emoji, food.x, food.y + 30); // Draw emoji with larger size
            });

            // Draw health inside canvas
            ctx.font = "20px Arial";
            ctx.fillStyle = "#333";
            ctx.fillText(`Υγεία: ${health}`, 10, 30);

            // Game over condition
            if (health <= 0) {
                gameOverSound.play(); // Play game over sound
                alert("Game Over! Try again.");
                resetGame();
            } else {
                // runs the game
                requestAnimationFrame(updateGame);
            }
        }

        // End game when reaching the prize
        function endGame() {
            gameOver = true;
            backgroundSound.pause(); // Stop background music
            gameFinishedSound.play(); // Play game finished sound
            displaySummary();
            restartButton.style.display = "block"; // Show restart button
        }

        // Display game summary
        function displaySummary() {
            gameSummary.innerHTML = `
                <p>Καλές τροφές: ${goodFoodsEaten}</p>
                <p>Κακές τροφές: ${badFoodsEaten}</p>
                <p>Υγεία: ${health}</p>
            `;
            gameSummary.style.display = "block"; // Show summary
        }

        // Reset game
        function resetGame() {
            health = 10;
            goodFoodsEaten = 0;
            badFoodsEaten = 0;
            foods.length = 0;
            trackProgress = 0;
            trackSpeed = 2; // Reset track speed to initial value
            gameOver = false; // Reset game over flag
            restartButton.style.display = "none"; // Hide restart button
            gameSummary.style.display = "none"; // Hide summary
            backgroundSound.play(); // Restart background music
            updateGame();
        }

        // Start game
        updateGame();
    </script>
</body>
</html>