workadventure/front/src/Connection.ts

324 lines
10 KiB
TypeScript

import {GameManager} from "./Phaser/Game/GameManager";
import Axios from "axios";
import {API_URL} from "./Enum/EnvironmentVariable";
import {MessageUI} from "./Logger/MessageUI";
import {SetPlayerDetailsMessage} from "./Messages/SetPlayerDetailsMessage";
const SocketIo = require('socket.io-client');
import Socket = SocketIOClient.Socket;
import {PlayerAnimationNames} from "./Phaser/Player/Animation";
import {UserSimplePeer} from "./WebRtc/SimplePeer";
enum EventMessage{
WEBRTC_SIGNAL = "webrtc-signal",
WEBRTC_START = "webrtc-start",
WEBRTC_JOIN_ROOM = "webrtc-join-room",
JOIN_ROOM = "join-room", // bi-directional
USER_POSITION = "user-position", // bi-directional
USER_MOVED = "user-moved", // From server to client
USER_LEFT = "user-left", // From server to client
MESSAGE_ERROR = "message-error",
WEBRTC_DISCONNECT = "webrtc-disconect",
GROUP_CREATE_UPDATE = "group-create-update",
GROUP_DELETE = "group-delete",
CONNECT_ERROR = "connect_error",
RECONNECT = "reconnect",
SET_PLAYER_DETAILS = "set-player-details" // Send the name and character to the server (on connect), receive back the id.
}
class Message {
userId: string;
name: string;
character: string;
constructor(userId : string, name: string, character: string) {
this.userId = userId;
this.name = name;
this.character = character;
}
}
export interface PointInterface {
x: number;
y: number;
direction : string;
moving: boolean;
}
export class Point implements PointInterface{
constructor(public x : number, public y : number, public direction : string = PlayerAnimationNames.WalkDown, public moving : boolean = false) {
if(x === null || y === null){
throw Error("position x and y cannot be null");
}
}
}
export interface MessageUserPositionInterface {
userId: string;
name: string;
character: string;
position: PointInterface;
}
export interface MessageUserMovedInterface {
userId: string;
position: PointInterface;
}
class MessageUserPosition extends Message implements MessageUserPositionInterface{
position: PointInterface;
constructor(userId : string, point : Point, name: string, character: string) {
super(userId, name, character);
this.position = point;
}
}
export interface MessageUserJoined {
userId: string;
name: string;
character: string;
position: PointInterface
}
export interface ListMessageUserPositionInterface {
roomId: string;
listUsersPosition: Array<MessageUserPosition>;
}
export interface PositionInterface {
x: number,
y: number
}
export interface GroupCreatedUpdatedMessageInterface {
position: PositionInterface,
groupId: string
}
export interface WebRtcStartMessageInterface {
roomId: string,
clients: UserSimplePeer[]
}
export interface WebRtcDisconnectMessageInterface {
userId: string
}
export interface ConnectionInterface {
socket: Socket|null;
token: string|null;
name: string|null;
userId: string|null;
createConnection(name: string, characterSelected: string): Promise<any>;
loadStartMap(): Promise<any>;
joinARoom(roomId: string, startX: number, startY: number, direction: string, moving: boolean): void;
sharePosition(x: number, y: number, direction: string, moving: boolean): void;
/*webrtc*/
sendWebrtcSignal(signal: any, roomId: string, userId?: string|null, receiverId?: string): void;
receiveWebrtcSignal(callBack: Function): void;
receiveWebrtcStart(callBack: (message: WebRtcStartMessageInterface) => void): void;
disconnectMessage(callBack: (message: WebRtcDisconnectMessageInterface) => void): void;
}
export class Connection implements ConnectionInterface {
socket: Socket|null = null;
token: string|null = null;
name: string|null = null; // TODO: drop "name" storage here
character: string|null = null;
userId: string|null = null;
GameManager: GameManager;
lastPositionShared: PointInterface|null = null;
lastRoom: string|null = null;
constructor(GameManager: GameManager) {
this.GameManager = GameManager;
}
createConnection(name: string, characterSelected: string): Promise<ConnectionInterface> {
this.name = name;
this.character = characterSelected;
return Axios.post(`${API_URL}/login`, {name: name})
.then((res) => {
this.token = res.data.token;
this.socket = SocketIo(`${API_URL}`, {
query: {
token: this.token
}
});
return this.connectSocketServer();
})
.catch((err) => {
console.error(err);
throw err;
});
}
private getSocket(): Socket {
if (this.socket === null) {
throw new Error('Socket not initialized while using Connection')
}
return this.socket;
}
/**
*
* @param character
*/
connectSocketServer(): Promise<ConnectionInterface>{
//listen event
this.disconnectServer();
this.errorMessage();
this.groupUpdatedOrCreated();
this.groupDeleted();
this.onUserJoins();
this.onUserMoved();
this.onUserLeft();
return new Promise<ConnectionInterface>((resolve, reject) => {
this.getSocket().emit(EventMessage.SET_PLAYER_DETAILS, {
name: this.name,
character: this.character
} as SetPlayerDetailsMessage, (id: string) => {
this.userId = id;
});
//if try to reconnect with last position
/*if(this.lastRoom) {
//join the room
this.joinARoom(this.lastRoom,
this.lastPositionShared ? this.lastPositionShared.x : 0,
this.lastPositionShared ? this.lastPositionShared.y : 0,
this.lastPositionShared ? this.lastPositionShared.direction : PlayerAnimationNames.WalkDown,
this.lastPositionShared ? this.lastPositionShared.moving : false);
}*/
/*if(this.lastPositionShared) {
//share your first position
this.sharePosition(
this.lastPositionShared ? this.lastPositionShared.x : 0,
this.lastPositionShared ? this.lastPositionShared.y : 0,
this.lastPositionShared.direction,
this.lastPositionShared.moving
);
}*/
resolve(this);
});
}
//TODO add middleware with access token to secure api
loadStartMap() : Promise<any> {
return Axios.get(`${API_URL}/start-map`)
.then((res) => {
return res.data;
}).catch((err) => {
console.error(err);
throw err;
});
}
joinARoom(roomId: string, startX: number, startY: number, direction: string, moving: boolean): void {
let point = new Point(startX, startY, direction, moving);
this.lastPositionShared = point;
this.getSocket().emit(EventMessage.JOIN_ROOM, { roomId, position: {x: startX, y: startY, direction, moving }}, (userPositions: MessageUserPositionInterface[]) => {
this.GameManager.initUsersPosition(userPositions);
});
this.lastRoom = roomId;
}
sharePosition(x : number, y : number, direction : string, moving: boolean) : void{
if(!this.socket){
return;
}
let point = new Point(x, y, direction, moving);
this.lastPositionShared = point;
this.getSocket().emit(EventMessage.USER_POSITION, point);
}
private onUserJoins(): void {
this.getSocket().on(EventMessage.JOIN_ROOM, (message: MessageUserJoined) => {
this.GameManager.onUserJoins(message);
});
}
private onUserMoved(): void {
this.getSocket().on(EventMessage.USER_MOVED, (message: MessageUserMovedInterface) => {
this.GameManager.onUserMoved(message);
});
}
private onUserLeft(): void {
this.getSocket().on(EventMessage.USER_LEFT, (userId: string) => {
this.GameManager.onUserLeft(userId);
});
}
private groupUpdatedOrCreated(): void {
this.getSocket().on(EventMessage.GROUP_CREATE_UPDATE, (groupCreateUpdateMessage: GroupCreatedUpdatedMessageInterface) => {
//console.log('Group ', groupCreateUpdateMessage.groupId, " position :", groupCreateUpdateMessage.position.x, groupCreateUpdateMessage.position.y)
this.GameManager.shareGroupPosition(groupCreateUpdateMessage);
})
}
private groupDeleted(): void {
this.getSocket().on(EventMessage.GROUP_DELETE, (groupId: string) => {
this.GameManager.deleteGroup(groupId);
})
}
sendWebrtcSignal(signal: any, roomId: string, userId? : string|null, receiverId? : string) {
return this.getSocket().emit(EventMessage.WEBRTC_SIGNAL, {
userId: userId ? userId : this.userId,
receiverId: receiverId ? receiverId : this.userId,
roomId: roomId,
signal: signal
});
}
receiveWebrtcStart(callback: (message: WebRtcStartMessageInterface) => void) {
this.getSocket().on(EventMessage.WEBRTC_START, callback);
}
receiveWebrtcSignal(callback: Function) {
return this.getSocket().on(EventMessage.WEBRTC_SIGNAL, callback);
}
private errorMessage(): void {
this.getSocket().on(EventMessage.MESSAGE_ERROR, (message: string) => {
console.error(EventMessage.MESSAGE_ERROR, message);
})
}
private disconnectServer(): void {
this.getSocket().on(EventMessage.CONNECT_ERROR, () => {
this.GameManager.switchToDisconnectedScene();
});
this.getSocket().on(EventMessage.RECONNECT, () => {
this.connectSocketServer();
if (this.lastPositionShared === null) {
throw new Error('No last position shared found while reconnecting');
}
this.GameManager.reconnectToGameScene(this.lastPositionShared);
});
}
disconnectMessage(callback: (message: WebRtcDisconnectMessageInterface) => void): void {
this.getSocket().on(EventMessage.WEBRTC_DISCONNECT, callback);
}
}