123 lines
2.4 KiB
JavaScript
123 lines
2.4 KiB
JavaScript
'use strict';
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const defaults = require('../traits/defaults.json');
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const shipTraits = require('../traits/ships.json');
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const Body = require('./body.js');
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const Mount = require('./turret/mount.js');
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class Ship extends Body {
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constructor(world, pos, player, build) {
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super(world);
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build = build || defaults.spawnShip;
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// Body data.
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this.x = pos.x || 0;
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this.y = pos.y || 0;
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this.type = 'ship';
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this.class = build.ship;
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this.player = player;
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this.inputs = {};
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this.grapple = false;
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// Traits.
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let traits = shipTraits[this.class];
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this.traits = traits;
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this.frame = traits.frame;
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this.power = traits.power;
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this.size = traits.size;
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// Mounts
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traits.mounts.forEach((data, i) => {
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let mount = new Mount(this, data);
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this.mounts.push(mount);
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});
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this.turrets = [];
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this.thrust = {
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forward: 0,
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left: 0,
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right: 0
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}
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}
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updateInputs(data) {
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this.inputs = {
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forward: data[0],
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left: data[1],
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right: data[2],
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missile: data[3],
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mx: data[4],
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my: data[5],
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grapple: data[6],
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release: data[7]
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};
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this.thrust.forward = this.inputs.forward;
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this.thrust.left = this.inputs.left;
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this.thrust.right = this.inputs.right;
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if (this.inputs.missile) this.launchMissile();
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if (this.inputs.grapple) {
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if (this.grapple) {
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this.grapple.retract();
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} else {
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this.launchGrapple(this.inputs.mx, this.inputs.my);
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}
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}
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if (this.inputs.release && this.grapple) {
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this.grapple.release();
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}
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}
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launchMissile() {
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this.world.spawner.spawnMissile(this);
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}
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launchGrapple(x, y) {
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this.grapple = this.world.spawner.spawnGrapple(this, x, y);
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}
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tickType() {
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if (this.thrust.forward) {
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let power = this.power.forward;
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let x = Math.cos(this.b2body.GetAngleRadians()) * power;
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let y = Math.sin(this.b2body.GetAngleRadians()) * power;
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this.applyForce(x, y);
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}
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if (this.thrust.left) {
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this.applyTorque(-this.power.rotation);
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}
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if (this.thrust.right) {
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this.applyTorque(this.power.rotation);
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}
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}
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packTypeDelta() {
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let t = this.thrust;
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return [t.forward, t.left, t.right, this.debug || false];
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}
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packFull() {
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return {
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type: 'ship',
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id: this.id,
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team: this.player.team,
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name: this.player.name,
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frame: this.frame,
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power: this.power,
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mounts: this.mounts.map(m => m.packFull()),
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turrets: this.turrets,
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size: this.size,
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delta: this.packDelta()
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};
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}
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}
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module.exports = Ship;
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