42_ft_transcendence/frontend/static/js/views/GameView.js

133 lines
3.4 KiB
JavaScript

import { client } from "../index.js";
import { Game } from "../api/game/Game.js";
import AbstractView from "./abstracts/AbstractView.js";
import { Time } from "../api/game/Time.js";
import { MyPlayer } from "../api/game/MyPlayer.js";
import { Ball } from "../api/game/Ball.js";
export default class extends AbstractView
{
constructor(params)
{
super(params, "Game");
this.game = new Game(client, params.id);
this.keys_pressed = [];
this.my_player = undefined;
}
keyStretchHandler(event)
{
const idx = this.keys_pressed.indexOf(event.key);
if (idx != -1)
this.keys_pressed.splice(idx, 1);
}
keyPressHandler(event)
{
if (!this.keys_pressed.includes(event.key))
this.keys_pressed.push(event.key);
}
draw()
{
let ctx = document.getElementById('canva').getContext('2d');
ctx.beginPath();
this.game.draw(ctx);
ctx.strokeStyle = "#000000";
ctx.lineWidth = 10;
ctx.stroke();
}
render_game()
{
let loop_id = setInterval(() => {
if (this.my_player)
this.my_player.update_paddle(this.keys_pressed);
this.draw();
this.game.time.new_frame();
//clearInterval(loop_id);
// 1 sec fps
}, 1000 / 60);
}
register_key()
{
document.addEventListener('keydown', this.keyPressHandler.bind(this));
document.addEventListener('keyup', this.keyStretchHandler.bind(this));
}
unregister_key()
{
document.removeEventListener('keydown', this.keyPressHandler);
document.removeEventListener('keyup', this.keyStretchHandler);
}
async start_game()
{
await this.game.join()
let canva = document.createElement("canvas");
canva.height = this.game.config.size_x;
canva.width = this.game.config.size_y;
canva.id = "canva";
document.getElementById("app").appendChild(canva);
let index = this.game.players.findIndex((player) => player.id === client.me.id);
if (index !== -1)
{
let my_player = this.game.players[index];
this.my_player = new MyPlayer(client,
this.game,
my_player.rail_start_x,
my_player.rail_start_y,
my_player.rail_stop_y,
my_player.rail_stop_y,
my_player.nb_goal,
my_player.positon,
);
this.game.players[index] = this.my_player;
}
this.register_key()
this.render_game();
}
async update_game_state()
{
document.getElementById("game-state").innerText = this.game.state;
if (this.game.started === true && this.game.finished === false)
await this.start_game();
}
async postInit()
{
let error_code = await this.game.init();
if (error_code)
return error_code;
await this.update_game_state();
}
async leavePage()
{
this.unregister_key();
}
async getHtml()
{
return /* HTML */ `
<link rel="stylesheet" href="/static/css/game.css">
<h2 id="game-state"></h2>
<div id="player_list"></div>
`;
}
}