89 lines
2.2 KiB
TypeScript
89 lines
2.2 KiB
TypeScript
import { BlockChange, ClientMessage, PlayerInfo, ServerMessage } from "$/common/protocol.ts";
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import type { ModListing } from "$/common/mod_loader.ts";
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import type { Join, ServerSocket, Welcome } from "./handshake.ts";
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export interface RemotePlayer extends PlayerInfo {
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// where we draw them, eased towards x/y/z so movement isnt choppy
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display_x: number;
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display_y: number;
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display_z: number;
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color: [number, number, number];
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}
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export class Connection {
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#server: ServerSocket;
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id: string;
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name: string;
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seed: string;
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mods: ModListing[];
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initial_changes: BlockChange[];
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spawn: { x: number; y: number; z: number; yaw: number; pitch: number };
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selected_slot: number;
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players = new Map<string, RemotePlayer>();
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constructor(server: ServerSocket, welcome: Welcome, join: Join) {
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this.#server = server;
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this.id = join.id;
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this.name = join.name;
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this.seed = welcome.seed;
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this.mods = welcome.mods;
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this.initial_changes = join.changes;
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this.spawn = join.spawn;
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this.selected_slot = join.selected_slot;
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for (const player of join.players) {
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this.add_player(player);
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}
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}
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// handled by the network system inside the game loop, not whenever the socket feels like it
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get incoming(): ServerMessage[] {
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return this.#server.messages;
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}
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get closed() {
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return this.#server.closed;
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}
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send(message: ClientMessage) {
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this.#server.send(message);
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}
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add_player(player: PlayerInfo) {
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this.players.set(player.id, {
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...player,
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display_x: player.x,
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display_y: player.y,
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display_z: player.z,
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color: color_from_name(player.name),
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});
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}
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}
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function color_from_name(name: string): [number, number, number] {
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let hash = 0;
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for (const ch of name) {
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hash = (hash * 31 + ch.charCodeAt(0)) | 0;
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}
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const hue = ((hash % 360) + 360) % 360;
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// hsl with s=0.6 l=0.6 to rgb
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const c = 0.48;
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const x = c * (1 - Math.abs(((hue / 60) % 2) - 1));
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const m = 0.36;
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const [r, g, b] = hue < 60
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? [c, x, 0]
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: hue < 120
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? [x, c, 0]
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: hue < 180
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? [0, c, x]
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: hue < 240
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? [0, x, c]
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: hue < 300
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? [x, 0, c]
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: [c, 0, x];
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return [r + m, g + m, b + m];
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}
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export function get_player_name(): string {
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return new URLSearchParams(location.search).get("name") ?? "";
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}
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