constructor(editor) {
this.editor = editor;
this.type = editor.type;
this._lastObjectId = 0;
this.proxyRef = {};
this.factories = {};
this.cache = new HLRU(1000);
this.refs = new Map();
this.events = new EventEmitter();
editor.addEventListener('change', change => {
if(! change.local) {
change.operation.apply(this._changeHandler);
}
this.events.emit('change', change);
});
this._changeHandler = {
update: (id, type, change) => {
const ref = this._findRef(id);
if(ref) {
this.remote = true;
ref.editor.apply({
operation: change,
local: false,
remote: true
});
}
}
};
editor.addEventListener('state', e => this.events.emit('state', e));
this.registerType('map', e => new SharedMap(e));
this.registerType('list', e => new SharedList(e));
this.registerType('string', e => new SharedString(e));
this.root = this._getObject('root', 'map');
this.refs.set(this.cache.get('root'));
this.root.on('valueChanged', data => this.events.emit('valueChanged', data));
this.root.on('valueRemoved', data => this.events.emit('valueRemove', data));
}
_findRef(id) {
return this.refs.get(id) || this.cache.get(id);
}