@twilio/voice-sdk
Version:
Twilio's JavaScript Voice SDK
487 lines • 35 kB
JavaScript
"use strict";
/**
* @packageDocumentation
* @module Tools
* @internalapi
*/
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WSTransportState = void 0;
var events_1 = require("events");
var backoff_1 = require("./backoff");
var errors_1 = require("./errors");
var log_1 = require("./log");
var WebSocket = globalThis.WebSocket;
var CONNECT_SUCCESS_TIMEOUT = 10000;
var CONNECT_TIMEOUT = 5000;
var HEARTBEAT_TIMEOUT = 15000;
var MAX_PREFERRED_DURATION = 15000;
var MAX_PRIMARY_DURATION = Infinity;
var MAX_PREFERRED_DELAY = 1000;
var MAX_PRIMARY_DELAY = 20000;
/**
* All possible states of WSTransport.
*/
var WSTransportState;
(function (WSTransportState) {
/**
* The WebSocket is not open but is trying to connect.
*/
WSTransportState["Connecting"] = "connecting";
/**
* The WebSocket is not open and is not trying to connect.
*/
WSTransportState["Closed"] = "closed";
/**
* The underlying WebSocket is open and active.
*/
WSTransportState["Open"] = "open";
})(WSTransportState = exports.WSTransportState || (exports.WSTransportState = {}));
/**
* WebSocket Transport
*/
var WSTransport = /** @class */ (function (_super) {
__extends(WSTransport, _super);
/**
* @constructor
* @param uris - List of URI of the endpoints to connect to.
* @param [options] - Constructor options.
*/
function WSTransport(uris, options) {
if (options === void 0) { options = {}; }
var _this = _super.call(this) || this;
/**
* The current state of the WSTransport.
*/
_this.state = WSTransportState.Closed;
/**
* Start timestamp values for backoffs.
*/
_this._backoffStartTime = {
preferred: null,
primary: null,
};
/**
* The URI that the transport is connecting or connected to. The value of this
* property is `null` if a connection attempt has not been made yet.
*/
_this._connectedUri = null;
/**
* An instance of Logger to use.
*/
_this._log = log_1.default.getInstance();
/**
* Whether we should attempt to fallback if we receive an applicable error
* when trying to connect to a signaling endpoint.
*/
_this._shouldFallback = false;
/**
* The current uri index that the transport is connected to.
*/
_this._uriIndex = 0;
/**
* Move the uri index to the next index
* If the index is at the end, the index goes back to the first one.
*/
_this._moveUriIndex = function () {
_this._uriIndex++;
if (_this._uriIndex >= _this._uris.length) {
_this._uriIndex = 0;
}
};
/**
* Called in response to WebSocket#close event.
*/
_this._onSocketClose = function (event) {
_this._log.info("Received websocket close event code: " + event.code + ". Reason: " + event.reason);
// 1006: Abnormal close. When the server is unreacheable
// 1015: TLS Handshake error
if (event.code === 1006 || event.code === 1015) {
_this.emit('error', {
code: 31005,
message: event.reason ||
'Websocket connection to Twilio\'s signaling servers were ' +
'unexpectedly ended. If this is happening consistently, there may ' +
'be an issue resolving the hostname provided. If a region or an ' +
'edge is being specified in Device setup, ensure it is valid.',
twilioError: new errors_1.SignalingErrors.ConnectionError(),
});
var wasConnected = (
// Only in Safari and certain Firefox versions, on network interruption, websocket drops right away with 1006
// Let's check current state if it's open, meaning we should not fallback
// because we're coming from a previously connected session
_this.state === WSTransportState.Open ||
// But on other browsers, websocket doesn't drop
// but our heartbeat catches it, setting the internal state to "Connecting".
// With this, we should check the previous state instead.
_this._previousState === WSTransportState.Open);
// Only fallback if this is not the first error
// and if we were not connected previously
if (_this._shouldFallback || !wasConnected) {
_this._moveUriIndex();
}
_this._shouldFallback = true;
}
_this._closeSocket();
};
/**
* Called in response to WebSocket#error event.
*/
_this._onSocketError = function (err) {
_this._log.info("WebSocket received error: " + err.message);
_this.emit('error', {
code: 31000,
message: err.message || 'WSTransport socket error',
twilioError: new errors_1.SignalingErrors.ConnectionDisconnected(),
});
};
/**
* Called in response to WebSocket#message event.
*/
_this._onSocketMessage = function (message) {
// Clear heartbeat timeout on any incoming message, as they
// all indicate an active connection.
_this._setHeartbeatTimeout();
// Filter and respond to heartbeats
if (_this._socket && message.data === '\n') {
_this._socket.send('\n');
return;
}
_this.emit('message', message);
};
/**
* Called in response to WebSocket#open event.
*/
_this._onSocketOpen = function () {
_this._log.info('WebSocket opened successfully.');
_this._timeOpened = Date.now();
_this._shouldFallback = false;
_this._setState(WSTransportState.Open);
clearTimeout(_this._connectTimeout);
_this._resetBackoffs();
_this._setHeartbeatTimeout();
_this.emit('open');
};
_this._options = __assign(__assign({}, WSTransport.defaultConstructorOptions), options);
_this._uris = uris;
_this._backoff = _this._setupBackoffs();
return _this;
}
/**
* Close the WebSocket, and don't try to reconnect.
*/
WSTransport.prototype.close = function () {
this._log.info('WSTransport.close() called...');
this._close();
};
/**
* Attempt to open a WebSocket connection.
*/
WSTransport.prototype.open = function () {
this._log.info('WSTransport.open() called...');
if (this._socket &&
(this._socket.readyState === WebSocket.CONNECTING ||
this._socket.readyState === WebSocket.OPEN)) {
this._log.info('WebSocket already open.');
return;
}
if (this._preferredUri) {
this._connect(this._preferredUri);
}
else {
this._connect(this._uris[this._uriIndex]);
}
};
/**
* Send a message through the WebSocket connection.
* @param message - A message to send to the endpoint.
* @returns Whether the message was sent.
*/
WSTransport.prototype.send = function (message) {
// We can't send the message if the WebSocket isn't open
if (!this._socket || this._socket.readyState !== WebSocket.OPEN) {
return false;
}
try {
this._socket.send(message);
}
catch (e) {
// Some unknown error occurred. Reset the socket to get a fresh session.
this._log.info('Error while sending message:', e.message);
this._closeSocket();
return false;
}
return true;
};
/**
* Update the preferred URI to connect to. Useful for Call signaling
* reconnection, which requires connecting on the same edge. If `null` is
* passed, the preferred URI is unset and the original `uris` array and
* `uriIndex` is used to determine the signaling URI to connect to.
* @param uri
*/
WSTransport.prototype.updatePreferredURI = function (uri) {
this._preferredUri = uri;
};
/**
* Update acceptable URIs to reconnect to. Resets the URI index to 0.
*/
WSTransport.prototype.updateURIs = function (uris) {
if (typeof uris === 'string') {
uris = [uris];
}
this._uris = uris;
this._uriIndex = 0;
};
/**
* Close the WebSocket, and don't try to reconnect.
*/
WSTransport.prototype._close = function () {
this._setState(WSTransportState.Closed);
this._closeSocket();
};
/**
* Close the WebSocket and remove all event listeners.
*/
WSTransport.prototype._closeSocket = function () {
clearTimeout(this._connectTimeout);
clearTimeout(this._heartbeatTimeout);
this._log.info('Closing and cleaning up WebSocket...');
if (!this._socket) {
this._log.info('No WebSocket to clean up.');
return;
}
this._socket.removeEventListener('close', this._onSocketClose);
this._socket.removeEventListener('error', this._onSocketError);
this._socket.removeEventListener('message', this._onSocketMessage);
this._socket.removeEventListener('open', this._onSocketOpen);
if (this._socket.readyState === WebSocket.CONNECTING ||
this._socket.readyState === WebSocket.OPEN) {
this._socket.close();
}
// Reset backoff counter if connection was open for long enough to be considered successful
if (this._timeOpened && Date.now() - this._timeOpened > CONNECT_SUCCESS_TIMEOUT) {
this._resetBackoffs();
}
if (this.state !== WSTransportState.Closed) {
this._performBackoff();
}
delete this._socket;
this.emit('close');
};
/**
* Attempt to connect to the endpoint via WebSocket.
* @param [uri] - URI string to connect to.
* @param [retryCount] - Retry number, if this is a retry. Undefined if
* first attempt, 1+ if a retry.
*/
WSTransport.prototype._connect = function (uri, retryCount) {
var _this = this;
this._log.info(typeof retryCount === 'number'
? "Attempting to reconnect (retry #" + retryCount + ")..."
: 'Attempting to connect...');
this._closeSocket();
this._setState(WSTransportState.Connecting);
this._connectedUri = uri;
try {
this._socket = new this._options.WebSocket(this._connectedUri);
}
catch (e) {
this._log.info('Could not connect to endpoint:', e.message);
this._close();
this.emit('error', {
code: 31000,
message: e.message || "Could not connect to " + this._connectedUri,
twilioError: new errors_1.SignalingErrors.ConnectionDisconnected(),
});
return;
}
this._socket.addEventListener('close', this._onSocketClose);
this._socket.addEventListener('error', this._onSocketError);
this._socket.addEventListener('message', this._onSocketMessage);
this._socket.addEventListener('open', this._onSocketOpen);
delete this._timeOpened;
this._connectTimeout = setTimeout(function () {
_this._log.info('WebSocket connection attempt timed out.');
_this._moveUriIndex();
_this._closeSocket();
}, this._options.connectTimeoutMs);
};
/**
* Perform a backoff. If a preferred URI is set (not null), then backoff
* using the preferred mechanism. Otherwise, use the primary mechanism.
*/
WSTransport.prototype._performBackoff = function () {
if (this._preferredUri) {
this._log.info('Preferred URI set; backing off.');
this._backoff.preferred.backoff();
}
else {
this._log.info('Preferred URI not set; backing off.');
this._backoff.primary.backoff();
}
};
/**
* Reset both primary and preferred backoff mechanisms.
*/
WSTransport.prototype._resetBackoffs = function () {
this._backoff.preferred.reset();
this._backoff.primary.reset();
this._backoffStartTime.preferred = null;
this._backoffStartTime.primary = null;
};
/**
* Set a timeout to reconnect after HEARTBEAT_TIMEOUT milliseconds
* have passed without receiving a message over the WebSocket.
*/
WSTransport.prototype._setHeartbeatTimeout = function () {
var _this = this;
clearTimeout(this._heartbeatTimeout);
this._heartbeatTimeout = setTimeout(function () {
_this._log.info("No messages received in " + HEARTBEAT_TIMEOUT / 1000 + " seconds. Reconnecting...");
_this._shouldFallback = true;
_this._closeSocket();
}, HEARTBEAT_TIMEOUT);
};
/**
* Set the current and previous state
*/
WSTransport.prototype._setState = function (state) {
this._previousState = this.state;
this.state = state;
};
/**
* Set up the primary and preferred backoff mechanisms.
*/
WSTransport.prototype._setupBackoffs = function () {
var _this = this;
var preferredBackoffConfig = {
factor: 2.0,
jitter: 0.40,
max: this._options.maxPreferredDelayMs,
min: 100,
};
this._log.info('Initializing preferred transport backoff using config: ', preferredBackoffConfig);
var preferredBackoff = new backoff_1.default(preferredBackoffConfig);
preferredBackoff.on('backoff', function (attempt, delay) {
if (_this.state === WSTransportState.Closed) {
_this._log.info('Preferred backoff initiated but transport state is closed; not attempting a connection.');
return;
}
_this._log.info("Will attempt to reconnect Websocket to preferred URI in " + delay + "ms");
if (attempt === 0) {
_this._backoffStartTime.preferred = Date.now();
_this._log.info("Preferred backoff start; " + _this._backoffStartTime.preferred);
}
});
preferredBackoff.on('ready', function (attempt, _delay) {
if (_this.state === WSTransportState.Closed) {
_this._log.info('Preferred backoff ready but transport state is closed; not attempting a connection.');
return;
}
if (_this._backoffStartTime.preferred === null) {
_this._log.info('Preferred backoff start time invalid; not attempting a connection.');
return;
}
if (Date.now() - _this._backoffStartTime.preferred > _this._options.maxPreferredDurationMs) {
_this._log.info('Max preferred backoff attempt time exceeded; falling back to primary backoff.');
_this._preferredUri = null;
_this._backoff.primary.backoff();
return;
}
if (typeof _this._preferredUri !== 'string') {
_this._log.info('Preferred URI cleared; falling back to primary backoff.');
_this._preferredUri = null;
_this._backoff.primary.backoff();
return;
}
_this._connect(_this._preferredUri, attempt + 1);
});
var primaryBackoffConfig = {
factor: 2.0,
jitter: 0.40,
max: this._options.maxPrimaryDelayMs,
// We only want a random initial delay if there are any fallback edges
// Initial delay between 1s and 5s both inclusive
min: this._uris && this._uris.length > 1
? Math.floor(Math.random() * (5000 - 1000 + 1)) + 1000
: 100,
};
this._log.info('Initializing primary transport backoff using config: ', primaryBackoffConfig);
var primaryBackoff = new backoff_1.default(primaryBackoffConfig);
primaryBackoff.on('backoff', function (attempt, delay) {
if (_this.state === WSTransportState.Closed) {
_this._log.info('Primary backoff initiated but transport state is closed; not attempting a connection.');
return;
}
_this._log.info("Will attempt to reconnect WebSocket in " + delay + "ms");
if (attempt === 0) {
_this._backoffStartTime.primary = Date.now();
_this._log.info("Primary backoff start; " + _this._backoffStartTime.primary);
}
});
primaryBackoff.on('ready', function (attempt, _delay) {
if (_this.state === WSTransportState.Closed) {
_this._log.info('Primary backoff ready but transport state is closed; not attempting a connection.');
return;
}
if (_this._backoffStartTime.primary === null) {
_this._log.info('Primary backoff start time invalid; not attempting a connection.');
return;
}
if (Date.now() - _this._backoffStartTime.primary > _this._options.maxPrimaryDurationMs) {
_this._log.info('Max primary backoff attempt time exceeded; not attempting a connection.');
return;
}
_this._connect(_this._uris[_this._uriIndex], attempt + 1);
});
return {
preferred: preferredBackoff,
primary: primaryBackoff,
};
};
Object.defineProperty(WSTransport.prototype, "uri", {
/**
* The uri the transport is currently connected to
*/
get: function () {
return this._connectedUri;
},
enumerable: false,
configurable: true
});
WSTransport.defaultConstructorOptions = {
WebSocket: WebSocket,
connectTimeoutMs: CONNECT_TIMEOUT,
maxPreferredDelayMs: MAX_PREFERRED_DELAY,
maxPreferredDurationMs: MAX_PREFERRED_DURATION,
maxPrimaryDelayMs: MAX_PRIMARY_DELAY,
maxPrimaryDurationMs: MAX_PRIMARY_DURATION,
};
return WSTransport;
}(events_1.EventEmitter));
exports.default = WSTransport;
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"wstransport.js","sourceRoot":"","sources":["../../lib/twilio/wstransport.ts"],"names":[],"mappings":";AAAA;;;;GAIG;;;;;;;;;;;;;;;;;;;;;;;;;;;AAEH,iCAAsC;AACtC,qCAAgC;AAChC,mCAA2C;AAC3C,6BAAwB;AAExB,IAAM,SAAS,GAAG,UAAU,CAAC,SAAS,CAAC;AAEvC,IAAM,uBAAuB,GAAG,KAAK,CAAC;AACtC,IAAM,eAAe,GAAG,IAAI,CAAC;AAC7B,IAAM,iBAAiB,GAAG,KAAK,CAAC;AAChC,IAAM,sBAAsB,GAAG,KAAK,CAAC;AACrC,IAAM,oBAAoB,GAAG,QAAQ,CAAC;AACtC,IAAM,mBAAmB,GAAG,IAAI,CAAC;AACjC,IAAM,iBAAiB,GAAG,KAAK,CAAC;AAQhC;;GAEG;AACH,IAAY,gBAeX;AAfD,WAAY,gBAAgB;IAC1B;;OAEG;IACH,6CAAyB,CAAA;IAEzB;;OAEG;IACH,qCAAiB,CAAA;IAEjB;;OAEG;IACH,iCAAa,CAAA;AACf,CAAC,EAfW,gBAAgB,GAAhB,wBAAgB,KAAhB,wBAAgB,QAe3B;AA0CD;;GAEG;AACH;IAAyC,+BAAY;IAwGnD;;;;OAIG;IACH,qBAAY,IAAc,EAAE,OAA6C;QAA7C,wBAAA,EAAA,YAA6C;QAAzE,YACE,iBAAO,SAOR;QA3GD;;WAEG;QACH,WAAK,GAAqB,gBAAgB,CAAC,MAAM,CAAC;QAUlD;;WAEG;QACK,uBAAiB,GAGrB;YACF,SAAS,EAAE,IAAI;YACf,OAAO,EAAE,IAAI;SACd,CAAC;QAEF;;;WAGG;QACK,mBAAa,GAAkB,IAAI,CAAC;QAoB5C;;WAEG;QACK,UAAI,GAAQ,aAAG,CAAC,WAAW,EAAE,CAAC;QAiBtC;;;WAGG;QACK,qBAAe,GAAY,KAAK,CAAC;QAYzC;;WAEG;QACK,eAAS,GAAW,CAAC,CAAC;QA0L9B;;;WAGG;QACK,mBAAa,GAAG;YACtB,KAAI,CAAC,SAAS,EAAE,CAAC;YACjB,IAAI,KAAI,CAAC,SAAS,IAAI,KAAI,CAAC,KAAK,CAAC,MAAM,EAAE;gBACvC,KAAI,CAAC,SAAS,GAAG,CAAC,CAAC;aACpB;QACH,CAAC,CAAA;QAED;;WAEG;QACK,oBAAc,GAAG,UAAC,KAAiB;YACzC,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,0CAAwC,KAAK,CAAC,IAAI,kBAAa,KAAK,CAAC,MAAQ,CAAC,CAAC;YAC9F,wDAAwD;YACxD,4BAA4B;YAC5B,IAAI,KAAK,CAAC,IAAI,KAAK,IAAI,IAAI,KAAK,CAAC,IAAI,KAAK,IAAI,EAAE;gBAC9C,KAAI,CAAC,IAAI,CAAC,OAAO,EAAE;oBACjB,IAAI,EAAE,KAAK;oBACX,OAAO,EAAE,KAAK,CAAC,MAAM;wBACnB,2DAA2D;4BAC3D,mEAAmE;4BACnE,iEAAiE;4BACjE,8DAA8D;oBAChE,WAAW,EAAE,IAAI,wBAAe,CAAC,eAAe,EAAE;iBACnD,CAAC,CAAC;gBAEH,IAAM,YAAY,GAAG;gBACnB,6GAA6G;gBAC7G,yEAAyE;gBACzE,2DAA2D;gBAC3D,KAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,IAAI;oBAEpC,gDAAgD;oBAChD,4EAA4E;oBAC5E,yDAAyD;oBACzD,KAAI,CAAC,cAAc,KAAK,gBAAgB,CAAC,IAAI,CAC9C,CAAC;gBAEF,+CAA+C;gBAC/C,0CAA0C;gBAC1C,IAAI,KAAI,CAAC,eAAe,IAAI,CAAC,YAAY,EAAE;oBACzC,KAAI,CAAC,aAAa,EAAE,CAAC;iBACtB;gBAED,KAAI,CAAC,eAAe,GAAG,IAAI,CAAC;aAC7B;YACD,KAAI,CAAC,YAAY,EAAE,CAAC;QACtB,CAAC,CAAA;QAED;;WAEG;QACK,oBAAc,GAAG,UAAC,GAAU;YAClC,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,+BAA6B,GAAG,CAAC,OAAS,CAAC,CAAC;YAC3D,KAAI,CAAC,IAAI,CAAC,OAAO,EAAE;gBACjB,IAAI,EAAE,KAAK;gBACX,OAAO,EAAE,GAAG,CAAC,OAAO,IAAI,0BAA0B;gBAClD,WAAW,EAAE,IAAI,wBAAe,CAAC,sBAAsB,EAAE;aAC1D,CAAC,CAAC;QACL,CAAC,CAAA;QAED;;WAEG;QACK,sBAAgB,GAAG,UAAC,OAAsB;YAChD,2DAA2D;YAC3D,qCAAqC;YACrC,KAAI,CAAC,oBAAoB,EAAE,CAAC;YAE5B,mCAAmC;YACnC,IAAI,KAAI,CAAC,OAAO,IAAI,OAAO,CAAC,IAAI,KAAK,IAAI,EAAE;gBACzC,KAAI,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;gBACxB,OAAO;aACR;YAED,KAAI,CAAC,IAAI,CAAC,SAAS,EAAE,OAAO,CAAC,CAAC;QAChC,CAAC,CAAA;QAED;;WAEG;QACK,mBAAa,GAAG;YACtB,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,gCAAgC,CAAC,CAAC;YACjD,KAAI,CAAC,WAAW,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;YAC9B,KAAI,CAAC,eAAe,GAAG,KAAK,CAAC;YAC7B,KAAI,CAAC,SAAS,CAAC,gBAAgB,CAAC,IAAI,CAAC,CAAC;YACtC,YAAY,CAAC,KAAI,CAAC,eAAe,CAAC,CAAC;YAEnC,KAAI,CAAC,cAAc,EAAE,CAAC;YAEtB,KAAI,CAAC,oBAAoB,EAAE,CAAC;YAC5B,KAAI,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;QACpB,CAAC,CAAA;QA1QC,KAAI,CAAC,QAAQ,yBAAQ,WAAW,CAAC,yBAAyB,GAAK,OAAO,CAAE,CAAC;QAEzE,KAAI,CAAC,KAAK,GAAG,IAAI,CAAC;QAElB,KAAI,CAAC,QAAQ,GAAG,KAAI,CAAC,cAAc,EAAE,CAAC;;IACxC,CAAC;IAED;;OAEG;IACH,2BAAK,GAAL;QACE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,+BAA+B,CAAC,CAAC;QAChD,IAAI,CAAC,MAAM,EAAE,CAAC;IAChB,CAAC;IAED;;OAEG;IACH,0BAAI,GAAJ;QACE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,8BAA8B,CAAC,CAAC;QAE/C,IAAI,IAAI,CAAC,OAAO;YACZ,CAAC,IAAI,CAAC,OAAO,CAAC,UAAU,KAAK,SAAS,CAAC,UAAU;gBACjD,IAAI,CAAC,OAAO,CAAC,UAAU,KAAK,SAAS,CAAC,IAAI,CAAC,EAAE;YAC/C,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yBAAyB,CAAC,CAAC;YAC1C,OAAO;SACR;QAED,IAAI,IAAI,CAAC,aAAa,EAAE;YACtB,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;SACnC;aAAM;YACL,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC,CAAC;SAC3C;IACH,CAAC;IAED;;;;OAIG;IACH,0BAAI,GAAJ,UAAK,OAAe;QAClB,wDAAwD;QACxD,IAAI,CAAC,IAAI,CAAC,OAAO,IAAI,IAAI,CAAC,OAAO,CAAC,UAAU,KAAK,SAAS,CAAC,IAAI,EAAE;YAC/D,OAAO,KAAK,CAAC;SACd;QAED,IAAI;YACF,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC;SAC5B;QAAC,OAAO,CAAC,EAAE;YACV,wEAAwE;YACxE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,8BAA8B,EAAE,CAAC,CAAC,OAAO,CAAC,CAAC;YAC1D,IAAI,CAAC,YAAY,EAAE,CAAC;YACpB,OAAO,KAAK,CAAC;SACd;QAED,OAAO,IAAI,CAAC;IACd,CAAC;IAED;;;;;;OAMG;IACH,wCAAkB,GAAlB,UAAmB,GAAkB;QACnC,IAAI,CAAC,aAAa,GAAG,GAAG,CAAC;IAC3B,CAAC;IAED;;OAEG;IACH,gCAAU,GAAV,UAAW,IAAuB;QAChC,IAAI,OAAO,IAAI,KAAK,QAAQ,EAAE;YAC5B,IAAI,GAAG,CAAC,IAAI,CAAC,CAAC;SACf;QAED,IAAI,CAAC,KAAK,GAAG,IAAI,CAAC;QAClB,IAAI,CAAC,SAAS,GAAG,CAAC,CAAC;IACrB,CAAC;IAED;;OAEG;IACK,4BAAM,GAAd;QACE,IAAI,CAAC,SAAS,CAAC,gBAAgB,CAAC,MAAM,CAAC,CAAC;QACxC,IAAI,CAAC,YAAY,EAAE,CAAC;IACtB,CAAC;IAED;;OAEG;IACK,kCAAY,GAApB;QACE,YAAY,CAAC,IAAI,CAAC,eAAe,CAAC,CAAC;QACnC,YAAY,CAAC,IAAI,CAAC,iBAAiB,CAAC,CAAC;QAErC,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,sCAAsC,CAAC,CAAC;QAEvD,IAAI,CAAC,IAAI,CAAC,OAAO,EAAE;YACjB,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,2BAA2B,CAAC,CAAC;YAC5C,OAAO;SACR;QAED,IAAI,CAAC,OAAO,CAAC,mBAAmB,CAAC,OAAO,EAAE,IAAI,CAAC,cAAqB,CAAC,CAAC;QACtE,IAAI,CAAC,OAAO,CAAC,mBAAmB,CAAC,OAAO,EAAE,IAAI,CAAC,cAAqB,CAAC,CAAC;QACtE,IAAI,CAAC,OAAO,CAAC,mBAAmB,CAAC,SAAS,EAAE,IAAI,CAAC,gBAAuB,CAAC,CAAC;QAC1E,IAAI,CAAC,OAAO,CAAC,mBAAmB,CAAC,MAAM,EAAE,IAAI,CAAC,aAAoB,CAAC,CAAC;QAEpE,IAAI,IAAI,CAAC,OAAO,CAAC,UAAU,KAAK,SAAS,CAAC,UAAU;YAChD,IAAI,CAAC,OAAO,CAAC,UAAU,KAAK,SAAS,CAAC,IAAI,EAAE;YAC9C,IAAI,CAAC,OAAO,CAAC,KAAK,EAAE,CAAC;SACtB;QAED,2FAA2F;QAC3F,IAAI,IAAI,CAAC,WAAW,IAAI,IAAI,CAAC,GAAG,EAAE,GAAG,IAAI,CAAC,WAAW,GAAG,uBAAuB,EAAE;YAC/E,IAAI,CAAC,cAAc,EAAE,CAAC;SACvB;QAED,IAAI,IAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,MAAM,EAAE;YAC1C,IAAI,CAAC,eAAe,EAAE,CAAC;SACxB;QACD,OAAO,IAAI,CAAC,OAAO,CAAC;QAEpB,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,CAAC;IACrB,CAAC;IAED;;;;;OAKG;IACK,8BAAQ,GAAhB,UAAiB,GAAW,EAAE,UAAmB;QAAjD,iBAqCC;QApCC,IAAI,CAAC,IAAI,CAAC,IAAI,CACZ,OAAO,UAAU,KAAK,QAAQ;YAC5B,CAAC,CAAC,qCAAmC,UAAU,SAAM;YACrD,CAAC,CAAC,0BAA0B,CAC/B,CAAC;QAEF,IAAI,CAAC,YAAY,EAAE,CAAC;QAEpB,IAAI,CAAC,SAAS,CAAC,gBAAgB,CAAC,UAAU,CAAC,CAAC;QAC5C,IAAI,CAAC,aAAa,GAAG,GAAG,CAAC;QAEzB,IAAI;YACF,IAAI,CAAC,OAAO,GAAG,IAAI,IAAI,CAAC,QAAQ,CAAC,SAAS,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;SAChE;QAAC,OAAO,CAAC,EAAE;YACV,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,gCAAgC,EAAE,CAAC,CAAC,OAAO,CAAC,CAAC;YAC5D,IAAI,CAAC,MAAM,EAAE,CAAC;YACd,IAAI,CAAC,IAAI,CAAC,OAAO,EAAE;gBACjB,IAAI,EAAE,KAAK;gBACX,OAAO,EAAE,CAAC,CAAC,OAAO,IAAI,0BAAwB,IAAI,CAAC,aAAe;gBAClE,WAAW,EAAE,IAAI,wBAAe,CAAC,sBAAsB,EAAE;aAC1D,CAAC,CAAC;YACH,OAAO;SACR;QAED,IAAI,CAAC,OAAO,CAAC,gBAAgB,CAAC,OAAO,EAAE,IAAI,CAAC,cAAqB,CAAC,CAAC;QACnE,IAAI,CAAC,OAAO,CAAC,gBAAgB,CAAC,OAAO,EAAE,IAAI,CAAC,cAAqB,CAAC,CAAC;QACnE,IAAI,CAAC,OAAO,CAAC,gBAAgB,CAAC,SAAS,EAAE,IAAI,CAAC,gBAAuB,CAAC,CAAC;QACvE,IAAI,CAAC,OAAO,CAAC,gBAAgB,CAAC,MAAM,EAAE,IAAI,CAAC,aAAoB,CAAC,CAAC;QAEjE,OAAO,IAAI,CAAC,WAAW,CAAC;QAExB,IAAI,CAAC,eAAe,GAAG,UAAU,CAAC;YAChC,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yCAAyC,CAAC,CAAC;YAC1D,KAAI,CAAC,aAAa,EAAE,CAAC;YACrB,KAAI,CAAC,YAAY,EAAE,CAAC;QACtB,CAAC,EAAE,IAAI,CAAC,QAAQ,CAAC,gBAAgB,CAAC,CAAC;IACrC,CAAC;IAmGD;;;OAGG;IACK,qCAAe,GAAvB;QACE,IAAI,IAAI,CAAC,aAAa,EAAE;YACtB,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,iCAAiC,CAAC,CAAC;YAClD,IAAI,CAAC,QAAQ,CAAC,SAAS,CAAC,OAAO,EAAE,CAAC;SACnC;aAAM;YACL,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,qCAAqC,CAAC,CAAC;YACtD,IAAI,CAAC,QAAQ,CAAC,OAAO,CAAC,OAAO,EAAE,CAAC;SACjC;IACH,CAAC;IAED;;OAEG;IACK,oCAAc,GAAtB;QACE,IAAI,CAAC,QAAQ,CAAC,SAAS,CAAC,KAAK,EAAE,CAAC;QAChC,IAAI,CAAC,QAAQ,CAAC,OAAO,CAAC,KAAK,EAAE,CAAC;QAE9B,IAAI,CAAC,iBAAiB,CAAC,SAAS,GAAG,IAAI,CAAC;QACxC,IAAI,CAAC,iBAAiB,CAAC,OAAO,GAAG,IAAI,CAAC;IACxC,CAAC;IAED;;;OAGG;IACK,0CAAoB,GAA5B;QAAA,iBAOC;QANC,YAAY,CAAC,IAAI,CAAC,iBAAiB,CAAC,CAAC;QACrC,IAAI,CAAC,iBAAiB,GAAG,UAAU,CAAC;YAClC,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,6BAA2B,iBAAiB,GAAG,IAAI,8BAA2B,CAAC,CAAC;YAC/F,KAAI,CAAC,eAAe,GAAG,IAAI,CAAC;YAC5B,KAAI,CAAC,YAAY,EAAE,CAAC;QACtB,CAAC,EAAE,iBAAiB,CAAC,CAAC;IACxB,CAAC;IAED;;OAEG;IACK,+BAAS,GAAjB,UAAkB,KAAuB;QACvC,IAAI,CAAC,cAAc,GAAG,IAAI,CAAC,KAAK,CAAC;QACjC,IAAI,CAAC,KAAK,GAAG,KAAK,CAAC;IACrB,CAAC;IAED;;OAEG;IACK,oCAAc,GAAtB;QAAA,iBA2FC;QA1FC,IAAM,sBAAsB,GAAG;YAC7B,MAAM,EAAE,GAAG;YACX,MAAM,EAAE,IAAI;YACZ,GAAG,EAAE,IAAI,CAAC,QAAQ,CAAC,mBAAmB;YACtC,GAAG,EAAE,GAAG;SACT,CAAC;QACF,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yDAAyD,EAAE,sBAAsB,CAAC,CAAC;QAClG,IAAM,gBAAgB,GAAG,IAAI,iBAAO,CAAC,sBAAsB,CAAC,CAAC;QAE7D,gBAAgB,CAAC,EAAE,CAAC,SAAS,EAAE,UAAC,OAAe,EAAE,KAAa;YAC5D,IAAI,KAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,MAAM,EAAE;gBAC1C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yFAAyF,CAAC,CAAC;gBAC1G,OAAO;aACR;YACD,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,6DAA2D,KAAK,OAAI,CAAC,CAAC;YACrF,IAAI,OAAO,KAAK,CAAC,EAAE;gBACjB,KAAI,CAAC,iBAAiB,CAAC,SAAS,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;gBAC9C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,8BAA4B,KAAI,CAAC,iBAAiB,CAAC,SAAW,CAAC,CAAC;aAChF;QACH,CAAC,CAAC,CAAC;QAEH,gBAAgB,CAAC,EAAE,CAAC,OAAO,EAAE,UAAC,OAAe,EAAE,MAAc;YAC3D,IAAI,KAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,MAAM,EAAE;gBAC1C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,qFAAqF,CAAC,CAAC;gBACtG,OAAO;aACR;YACD,IAAI,KAAI,CAAC,iBAAiB,CAAC,SAAS,KAAK,IAAI,EAAE;gBAC7C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,oEAAoE,CAAC,CAAC;gBACrF,OAAO;aACR;YACD,IAAI,IAAI,CAAC,GAAG,EAAE,GAAG,KAAI,CAAC,iBAAiB,CAAC,SAAS,GAAG,KAAI,CAAC,QAAQ,CAAC,sBAAsB,EAAE;gBACxF,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,+EAA+E,CAAC,CAAC;gBAChG,KAAI,CAAC,aAAa,GAAG,IAAI,CAAC;gBAC1B,KAAI,CAAC,QAAQ,CAAC,OAAO,CAAC,OAAO,EAAE,CAAC;gBAChC,OAAO;aACR;YACD,IAAI,OAAO,KAAI,CAAC,aAAa,KAAK,QAAQ,EAAE;gBAC1C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yDAAyD,CAAC,CAAC;gBAC1E,KAAI,CAAC,aAAa,GAAG,IAAI,CAAC;gBAC1B,KAAI,CAAC,QAAQ,CAAC,OAAO,CAAC,OAAO,EAAE,CAAC;gBAChC,OAAO;aACR;YACD,KAAI,CAAC,QAAQ,CAAC,KAAI,CAAC,aAAa,EAAE,OAAO,GAAG,CAAC,CAAC,CAAC;QACjD,CAAC,CAAC,CAAC;QAEH,IAAM,oBAAoB,GAAG;YAC3B,MAAM,EAAE,GAAG;YACX,MAAM,EAAE,IAAI;YACZ,GAAG,EAAE,IAAI,CAAC,QAAQ,CAAC,iBAAiB;YACpC,sEAAsE;YACtE,iDAAiD;YACjD,GAAG,EAAE,IAAI,CAAC,KAAK,IAAI,IAAI,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC;gBACtC,CAAC,CAAC,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,MAAM,EAAE,GAAG,CAAC,IAAI,GAAG,IAAI,GAAG,CAAC,CAAC,CAAC,GAAG,IAAI;gBACtD,CAAC,CAAC,GAAG;SACR,CAAC;QACF,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,uDAAuD,EAAE,oBAAoB,CAAC,CAAC;QAC9F,IAAM,cAAc,GAAG,IAAI,iBAAO,CAAC,oBAAoB,CAAC,CAAC;QAEzD,cAAc,CAAC,EAAE,CAAC,SAAS,EAAE,UAAC,OAAe,EAAE,KAAa;YAC1D,IAAI,KAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,MAAM,EAAE;gBAC1C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,uFAAuF,CAAC,CAAC;gBACxG,OAAO;aACR;YACD,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,4CAA0C,KAAK,OAAI,CAAC,CAAC;YACpE,IAAI,OAAO,KAAK,CAAC,EAAE;gBACjB,KAAI,CAAC,iBAAiB,CAAC,OAAO,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;gBAC5C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,4BAA0B,KAAI,CAAC,iBAAiB,CAAC,OAAS,CAAC,CAAC;aAC5E;QACH,CAAC,CAAC,CAAC;QAEH,cAAc,CAAC,EAAE,CAAC,OAAO,EAAE,UAAC,OAAe,EAAE,MAAc;YACzD,IAAI,KAAI,CAAC,KAAK,KAAK,gBAAgB,CAAC,MAAM,EAAE;gBAC1C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,mFAAmF,CAAC,CAAC;gBACpG,OAAO;aACR;YACD,IAAI,KAAI,CAAC,iBAAiB,CAAC,OAAO,KAAK,IAAI,EAAE;gBAC3C,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,kEAAkE,CAAC,CAAC;gBACnF,OAAO;aACR;YACD,IAAI,IAAI,CAAC,GAAG,EAAE,GAAG,KAAI,CAAC,iBAAiB,CAAC,OAAO,GAAG,KAAI,CAAC,QAAQ,CAAC,oBAAoB,EAAE;gBACpF,KAAI,CAAC,IAAI,CAAC,IAAI,CAAC,yEAAyE,CAAC,CAAC;gBAC1F,OAAO;aACR;YACD,KAAI,CAAC,QAAQ,CAAC,KAAI,CAAC,KAAK,CAAC,KAAI,CAAC,SAAS,CAAC,EAAE,OAAO,GAAG,CAAC,CAAC,CAAC;QACzD,CAAC,CAAC,CAAC;QAEH,OAAO;YACL,SAAS,EAAE,gBAAgB;YAC3B,OAAO,EAAE,cAAc;SACxB,CAAC;IACJ,CAAC;IAKD,sBAAI,4BAAG;QAHP;;WAEG;aACH;YACE,OAAO,IAAI,CAAC,aAAa,CAAC;QAC5B,CAAC;;;OAAA;IA9gBc,qCAAyB,GAA2C;QACjF,SAAS,WAAA;QACT,gBAAgB,EAAE,eAAe;QACjC,mBAAmB,EAAE,mBAAmB;QACxC,sBAAsB,EAAE,sBAAsB;QAC9C,iBAAiB,EAAE,iBAAiB;QACpC,oBAAoB,EAAE,oBAAoB;KAC3C,CAAC;IAwgBJ,kBAAC;CAAA,AAhhBD,CAAyC,qBAAY,GAghBpD;kBAhhBoB,WAAW"}