92 lines
No EOL
2.1 KiB
TypeScript
92 lines
No EOL
2.1 KiB
TypeScript
class Packet {
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private id: string
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private data: string[]
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constructor(id: string, data: string[]) {
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this.id = id
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this.data = data
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}
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getId(): string { return this.id }
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getData(): string[] { return this.data }
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static fromString(data: string): Packet {
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return new Packet(data[0], data.slice(1).split("\n"))
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}
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}
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class JoinPacket extends Packet {
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constructor(name: string) {
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super("J", [name])
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}
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}
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class MessagePacket extends Packet {
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constructor(message: string) {
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super("M", [message])
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}
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}
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class KeyPacket extends Packet {
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constructor(key: string, pressed: boolean) {
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super("K", [key, pressed ? "1" : "0"])
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}
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}
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class PlaceBlockPacket extends Packet {
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constructor(x: number, y: number, type: string) {
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super("P", [x.toString(), y.toString(), type])
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}
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}
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class DestroyBlockPacket extends Packet {
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constructor(x: number, y: number) {
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super("D", [x.toString(), y.toString()])
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}
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}
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class PositionPacket extends Packet {
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constructor(x: number, y: number) {
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super("X", [x.toString(), y.toString()])
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}
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}
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class VelocityPacket extends Packet {
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constructor(x: number, y: number) {
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super("V", [x.toString(), y.toString()])
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}
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}
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class Connection {
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private socket: WebSocket
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static createSocket(address: string,
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on_packet: (packet: Packet) => void,
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on_close: (error: string | null) => void
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): Promise<WebSocket> {
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return new Promise((resolve, _) => {
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let socket = new WebSocket(
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"ws://"+address,
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"cubic",
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)
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socket.onmessage = (e) => on_packet(Packet.fromString(e.data))
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socket.onclose = (_) => on_close(null)
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socket.onerror = (e) => on_close(e.toString())
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socket.onopen = () => resolve(socket)
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})
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}
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constructor(
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socket: WebSocket
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) {
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this.socket = socket
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}
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close() {
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this.socket.close()
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}
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send(packet: Packet) {
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this.socket.send(packet.getId()+packet.getData().join("\n"))
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}
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} |