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/*global ot */
ot.SocketIOAdapter = (function () {
'use strict';
function SocketIOAdapter(socket) {
this.socket = socket;
var self = this;
socket.on('client_left', function (clientId) {
self.trigger('client_left', clientId);
});
socket.on('set_name', function (clientId, name) {
self.trigger('set_name', clientId, name);
});
socket.on('set_color', function (clientId, color) {
self.trigger('set_color', clientId, color);
});
socket.on('ack', function (revision) {
self.trigger('ack', revision);
});
socket.on('operation', function (clientId, revision, operation, selection) {
self.trigger('operation', revision, operation);
self.trigger('selection', clientId, selection);
});
socket.on('operations', function (head, operations) {
operations = LZString.decompressFromUTF16(operations);
operations = JSON.parse(operations);
self.trigger('operations', head, operations);
});
socket.on('selection', function (clientId, selection) {
self.trigger('selection', clientId, selection);
});
socket.on('reconnect', function () {
self.trigger('reconnect');
});
}
SocketIOAdapter.prototype.sendOperation = function (revision, operation, selection) {
operation = LZString.compressToUTF16(JSON.stringify(operation));
this.socket.emit('operation', revision, operation, selection);
};
SocketIOAdapter.prototype.sendSelection = function (selection) {
this.socket.emit('selection', selection);
};
SocketIOAdapter.prototype.getOperations = function (base, head) {
this.socket.emit('get_operations', base, head);
};
SocketIOAdapter.prototype.registerCallbacks = function (cb) {
this.callbacks = cb;
};
SocketIOAdapter.prototype.trigger = function (event) {
var args = Array.prototype.slice.call(arguments, 1);
var action = this.callbacks && this.callbacks[event];
if (action) {
action.apply(this, args);
}
};
return SocketIOAdapter;
}());
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