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ve.FakePeer.js
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ve.FakePeer.js
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/*!
* VisualEditor fake PeerJS class.
*
* For convenient debugging. Create two FakePeers in one browser window. Then a single
* debugger can see all the communication within its call stack.
*
* @copyright See AUTHORS.txt
*/
ve.FakePeer = function veFakePeer() {
this.id = 'p' + this.constructor.static.peers.length;
this.constructor.static.peers.push( this );
this.connections = [];
this.handlers = new Map();
Promise.resolve( this.id ).then( this.callHandlers.bind( this, 'open' ) );
};
/* Initialization */
OO.initClass( ve.FakePeer );
/* Static properties */
ve.FakePeer.static.peers = [];
/* Methods */
ve.FakePeer.prototype.on = function ( ev, f ) {
let handlers = this.handlers.get( ev );
if ( !handlers ) {
handlers = [];
this.handlers.set( ev, handlers );
}
handlers.push( f );
};
ve.FakePeer.prototype.callHandlers = function ( type, ...args ) {
( this.handlers.get( type ) || [] ).forEach( ( handler ) => {
handler( ...args );
} );
};
ve.FakePeer.prototype.connect = function ( id ) {
const peer = this.constructor.static.peers.find( ( peerI ) => peerI.id === id );
if ( !peer ) {
throw new Error( 'Unknown id: ' + id );
}
const thisConn = new ve.FakePeerConnection( peer.id + '-' + this.id, peer );
const peerConn = new ve.FakePeerConnection( this.id + '-' + peer.id, this );
thisConn.other = peerConn;
peerConn.other = thisConn;
this.connections.push( thisConn );
peer.connections.push( peerConn );
Promise.resolve( peerConn ).then( peer.callHandlers.bind( peer, 'connection' ) );
Promise.resolve( thisConn.id ).then( thisConn.callHandlers.bind( thisConn, 'open' ) );
Promise.resolve( peerConn.id ).then( peerConn.callHandlers.bind( peerConn, 'open' ) );
return thisConn;
};
ve.FakePeerConnection = function VeFakePeerConnection( id, peer ) {
this.id = id;
this.peer = peer;
this.other = null;
this.handlers = new Map();
};
OO.initClass( ve.FakePeerConnection );
ve.FakePeerConnection.prototype.on = function ( ev, f ) {
let handlers = this.handlers.get( ev );
if ( !handlers ) {
handlers = [];
this.handlers.set( ev, handlers );
}
handlers.push( f );
};
ve.FakePeerConnection.prototype.callHandlers = function ( type, ...args ) {
( this.handlers.get( type ) || [] ).forEach( ( handler ) => {
handler( ...args );
} );
};
ve.FakePeerConnection.prototype.setOther = function ( other ) {
this.other = other;
Promise.resolve( this.id ).then( this.callHandlers.bind( this, 'open' ) );
};
ve.FakePeerConnection.prototype.send = function ( data ) {
Promise.resolve( data ).then( this.other.callHandlers.bind( this.other, 'data' ) );
};

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