🎉 Hello world

js/main.js

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+
+let config = {
+	type: Phaser.AUTO,
+	width: 800,
+	height: 600,
+	scene: {
+		preload: preload,
+		create: create,
+		update: update
+	}
+};
+
+let game = new Phaser.Game(config);
+
+let that;
+let shoot;
+let win;
+let graphics;
+let rect;
+let viruses = [];
+let target;
+let maxEnemies = 20;
+let enemiesCount = maxEnemies;
+let enemiesText;
+let colors = ['bleu', 'rouge', 'vert'];
+
+function preload() {
+	that = this;
+	this.load.audio('shoot', [ 'sound/shoot.ogg', 'sound/shoot.mp3' ]);
+	this.load.audio('win', [ 'sound/win.ogg', 'sound/win.mp3' ]);
+	this.load.image('target', 'img/target.png');
+	this.load.image('bleu', 'img/virus-bleu.png');
+	this.load.image('rouge', 'img/virus-rouge.png');
+	this.load.image('vert', 'img/virus-vert.png');
+	this.load.image('bg', 'img/bg.png');
+}
+
+function killVirus(player, virus) {
+	virus.visible = false;
+	--enemiesCount;
+	enemiesText.setText('virus restant : '+enemiesCount);
+	if (enemiesCount === 0) {
+		enemiesText.visible = false;
+		that.add.text(200, 250, 'Bonne annnée 2021 !', { fontSize: '32px', fill: '#000' });
+		that.add.text(250, 300, 'Si possible, sans virus', { fontSize: '14px', fill: '#000' });
+		win.play();
+	}
+}
+
+function getRandomInt(max) {
+	return Math.floor(Math.random() * Math.floor(max));
+}
+
+function create() {
+	this.add.image(400, 300, 'bg');
+	
+	shoot = this.sound.add('shoot');
+	win = this.sound.add('win');
+	
+	enemiesText = this.add.text(16, 16, 'virus restant : '+maxEnemies, { fontSize: '32px', fill: '#000' });
+	
+	graphics = this.add.graphics();
+	
+	viruses = new Array(maxEnemies).fill(null).map(
+		function() {
+			let color = colors[Math.floor(Math.random() * colors.length)];
+			return that.add.image(getRandomInt(800), getRandomInt(600), color);
+		}
+	);
+	
+	rect = Phaser.Geom.Rectangle.Clone(this.cameras.main);
+	
+	target = this.add.image(400, 300, 'target');
+	
+	this.input.on('pointermove', function (pointer) {
+		target.x = pointer.x;
+		target.y = pointer.y;
+	});
+	
+	this.input.on('pointerdown', function (pointer) {
+		let pointerX = pointer.x;
+		let pointerY = pointer.y;
+		shoot.play();
+		for (let i = 0; i < maxEnemies; i++) {
+			let virus = viruses[i];
+			let virusX = virus.x;
+			let virusY = virus.y;
+			if (
+				virus.visible &&
+				pointerX >= virusX - 94 && pointerX <= virusX + 94 &&
+				pointerY >= virusY - 94 && pointerY <= virusY + 94
+			) {
+				killVirus(null, virus);
+				break;
+			}
+		}
+	}, this);
+}
+
+function update() {
+	viruses.forEach(function (virus, i) {
+		let direction = getRandomInt(4);
+		let x = (1 + Math.random() * i);
+		let y = (1 + Math.random() * i);
+		switch (direction) {
+			case 1:
+				virus.x += x;
+				virus.y += y;
+				break;
+			case 2:
+				virus.x += x;
+				virus.y -= y;
+				break;
+			case 3:
+				virus.x -= x;
+				virus.y += y;
+				break;
+			case 4:
+				virus.x -= x;
+				virus.y -= y;
+				break;
+		}
+		
+	});
+	
+	Phaser.Actions.WrapInRectangle(viruses, rect, 72);
+}