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a=n.subarray(0,t),t=0,a}this.sendText=function(e){e.length&&s.sendData(r(e))},this.sendEnd=function(){s.sendEnd()},this.onack=null},Guacamole=Guacamole||{},Guacamole.Touch=function(t){Guacamole.Event.Target.call(this);var n=this,s=Math.floor(16*window.devicePixelRatio);this.touches={},this.activeTouches=0,t.addEventListener("touchstart",function(o){for(var i,a,c,r=0;r<o.changedTouches.length;r++){if(i=o.changedTouches[r],a=i.identifier,n.touches[a])continue;c=n.touches[a]=new Guacamole.Touch.State({id:a,radiusX:i.radiusX||s,radiusY:i.radiusY||s,angle:i.angle||0,force:i.force||1}),n.activeTouches++,c.fromClientPosition(t,i.clientX,i.clientY),n.dispatch(new Guacamole.Touch.Event("touchmove",o,c))}},!1),t.addEventListener("touchmove",function(o){for(var i,a,c,r=0;r<o.changedTouches.length;r++){if(i=o.changedTouches[r],c=i.identifier,a=n.touches[c],!a)continue;i.force&&(a.force=i.force),a.angle=i.angle||0,a.radiusX=i.radiusX||s,a.radiusY=i.radiusY||s,a.fromClientPosition(t,i.clientX,i.clientY),n.dispatch(new Guacamole.Touch.Event("touchmove",o,a))}},!1),t.addEventListener("touchend",function(s){for(var o,i,r,a=0;a<s.changedTouches.length;a++){if(i=s.changedTouches[a],r=i.identifier,o=n.touches[r],!o)continue;delete n.touches[r],n.activeTouches--,o.force=0,o.fromClientPosition(t,i.clientX,i.clientY),n.dispatch(new Guacamole.Touch.Event("touchend",s,o))}},!1)},Guacamole.Touch.State=function(t){t=t||{},Guacamole.Position.call(this,t),this.id=t.id||0,this.radiusX=t.radiusX||0,this.radiusY=t.radiusY||0,this.angle=t.angle||0,this.force=t.force||1},Guacamole.Touch.Event=function(t,n,s){Guacamole.Event.DOMEvent.call(this,t,[n]),this.state=s},Guacamole=Guacamole||{},Guacamole.Tunnel=function(){this.connect=function(){},this.disconnect=function(){},this.sendMessage=function(){},this.setState=function(e){e!==this.state&&(this.state=e,this.onstatechange&&this.onstatechange(e))},this.setUUID=function(t){this.uuid=t,this.onuuid&&this.onuuid(t)},this.isConnected=function(){return this.state===Guacamole.Tunnel.State.OPEN||this.state===Guacamole.Tunnel.State.UNSTABLE},this.state=Guacamole.Tunnel.State.CLOSED,this.receiveTimeout=15e3,this.unstableThreshold=1500,this.uuid=null,this.onuuid=null,this.onerror=null,this.onstatechange=null,this.oninstruction=null},Guacamole.Tunnel.INTERNAL_DATA_OPCODE="",Guacamole.Tunnel.State={CONNECTING:0,OPEN:1,CLOSED:2,UNSTABLE:3},Guacamole.HTTPTunnel=function(e,t,n){var i,_,s=this,k=e+"?connect",E=e+"?read:",x=e+"?write:",u=1,O=0,l=u,c=!1,r="",h=!!t,m=null,f=null,j=null,C=500,v=n||{},d="Guacamole-Tunnel-Token",a=null;function g(e,t){for(var n in t)e.setRequestHeader(n,t[n])}i=function(){window.clearTimeout(m),window.clearTimeout(f),s.state===Guacamole.Tunnel.State.UNSTABLE&&s.setState(Guacamole.Tunnel.State.OPEN),m=window.setTimeout(function(){o(new Guacamole.Status(Guacamole.Status.Code.UPSTREAM_TIMEOUT,"Server timeout."))},s.receiveTimeout),f=window.setTimeout(function(){s.setState(Guacamole.Tunnel.State.UNSTABLE)},s.unstableThreshold)};function o(e){if(window.clearTimeout(m),window.clearTimeout(f),window.clearInterval(j),s.state===Guacamole.Tunnel.State.CLOSED)return;e.code!==Guacamole.Status.Code.SUCCESS&&s.onerror&&(s.state===Guacamole.Tunnel.State.CONNECTING||e.code!==Guacamole.Status.Code.RESOURCE_NOT_FOUND)&&s.onerror(e),c=!1,s.setState(Guacamole.Tunnel.State.CLOSED)}this.sendMessage=function(){if(!s.isConnected())return;if(!arguments.length)return;r+=Guacamole.Parser.toInstruction(arguments),c||b()};function b(){if(!s.isConnected())return;if(r.length>0){c=!0;var e=new XMLHttpRequest;e.open("POST",x+s.uuid),e.withCredentials=h,g(e,v),e.setRequestHeader("Content-type","application/octet-stream"),e.setRequestHeader(d,a),e.onreadystatechange=function(){e.readyState===4&&(i(),e.status!==200?p(e):b())},e.send(r),r=""}else c=!1}function p(e){var n,t=parseInt(e.getResponseHeader("Guacamole-Status-Code"));t?(n=e.getResponseHeader("Guacamole-Error-Message"),o(new Guacamole.Status(t,n))):o(e.status?new Guacamole.Status(Guacamole.Status.Code.fromHTTPCode(e.status),e.statusText):new Guacamole.Status(Guacamole.Status.Code.UPSTREAM_NOT_FOUND))}function y(e){var t=null,a=null,c=0,r=new Guacamole.Parser;r.oninstruction=function n(o,i){o===Guacamole.Tunnel.INTERNAL_DATA_OPCODE&&i.length===0?(r=new Guacamole.Parser,r.oninstruction=n,t&&clearInterval(t),e.onreadystatechange=null,e.abort(),a&&y(a)):o!==Guacamole.Tunnel.INTERNAL_DATA_OPCODE&&s.oninstruction&&s.oninstruction(o,i)};function n(){if(!s.isConnected()){t!==null&&clearInterval(t);return}if(e.readyState<2)return;var c,d;try{c=e.status}catch{c=200}if(!a&&c===200&&(a=w()),e.readyState===3||e.readyState===4){if(i(),l===u&&(e.readyState===3&&!t?t=setInterval(n,30):e.readyState===4&&t&&clearInterval(t)),e.status===0){s.disconnect();return}if(e.status!==200){p(e);return}try{d=e.responseText}catch{return}try{r.receive(d,!0)}catch(e){o(new Guacamole.Status(Guacamole.Status.Code.SERVER_ERROR,e.message));return}}}l===u?e.onreadystatechange=function(){e.readyState===3&&(c++,c>=2&&(l=O,e.onreadystatechange=n)),n()}:e.onreadystatechange=n,n()}_=0;function w(){var e=new XMLHttpRequest;return e.open("GET",E+s.uuid+":"+_++),e.setRequestHeader(d,a),e.withCredentials=h,g(e,v),e.send(null),e}this.connect=function(e){i(),s.setState(Guacamole.Tunnel.State.CONNECTING);var t=new XMLHttpRequest;t.onreadystatechange=function(){if(t.readyState!==4)return;if(t.status!==200){p(t);return}if(i(),s.setUUID(t.responseText),a=t.getResponseHeader(d),!a){o(new Guacamole.Status(Guacamole.Status.Code.UPSTREAM_NOT_FOUND));return}s.setState(Guacamole.Tunnel.State.OPEN),j=setInterval(function(){s.sendMessage("nop")},C),y(w())},t.open("POST",k,!0),t.withCredentials=h,g(t,v),t.setRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8"),t.send(e)},this.disconnect=function(){o(new Guacamole.Status(Guacamole.Status.Code.SUCCESS,"Manually closed."))}},Guacamole.HTTPTunnel.prototype=new Guacamole.Tunnel,Guacamole.WebSocketTunnel=function(e){var o,i,c,h,m,t=this,d=null,s=null,l=null,r=null,a=null,f={"http:":"ws:","https:":"wss:"},p=500,u=0;e.substring(0,3)!=="ws:"&&e.substring(0,4)!=="wss:"&&(i=f[window.location.protocol],e.substring(0,1)==="/"?e=i+"//"+window.location.host+e:(h=window.location.pathname.lastIndexOf("/"),m=window.location.pathname.substring(0,h+1),e=i+"//"+window.location.host+m+e)),c=function(){var n=(new Date).getTime();t.sendMessage(Guacamole.Tunnel.INTERNAL_DATA_OPCODE,"ping",n),u=n},o=function(){window.clearTimeout(l),window.clearTimeout(r),window.clearTimeout(a),t.state===Guacamole.Tunnel.State.UNSTABLE&&t.setState(Guacamole.Tunnel.State.OPEN),l=window.setTimeout(function(){n(new Guacamole.Status(Guacamole.Status.Code.UPSTREAM_TIMEOUT,"Server timeout."))},t.receiveTimeout),r=window.setTimeout(function(){t.setState(Guacamole.Tunnel.State.UNSTABLE)},t.unstableThreshold);var o=(new Date).getTime(),s=Math.max(u+p-o,0);s>0?a=window.setTimeout(c,s):c()};function n(e){if(window.clearTimeout(l),window.clearTimeout(r),window.clearTimeout(a),t.state===Guacamole.Tunnel.State.CLOSED)return;e.code!==Guacamole.Status.Code.SUCCESS&&t.onerror&&t.onerror(e),t.setState(Guacamole.Tunnel.State.CLOSED),s.close()}this.sendMessage=function(){if(!t.isConnected())return;if(!arguments.length)return;s.send(Guacamole.Parser.toInstruction(arguments))},this.connect=function(i){o(),t.setState(Guacamole.Tunnel.State.CONNECTING),d=new Guacamole.Parser,d.oninstruction=function(n,s){t.uuid===null&&(n===Guacamole.Tunnel.INTERNAL_DATA_OPCODE&&s.length===1&&t.setUUID(s[0]),t.setState(Guacamole.Tunnel.State.OPEN)),n!==Guacamole.Tunnel.INTERNAL_DATA_OPCODE&&t.oninstruction&&t.oninstruction(n,s)},s=new WebSocket(e+"?"+i,"guacamole"),s.onopen=function(){o()},s.onclose=function(e){e.reason?n(new Guacamole.Status(parseInt(e.reason),e.reason)):n(e.code?new Guacamole.Status(Guacamole.Status.Code.fromWebSocketCode(e.code)):new Guacamole.Status(Guacamole.Status.Code.UPSTREAM_NOT_FOUND))},s.onmessage=function(e){o();try{d.receive(e.data)}catch(e){n(new Guacamole.Status(Guacamole.Status.Code.SERVER_ERROR,e.message))}}},this.disconnect=function(){n(new Guacamole.Status(Guacamole.Status.Code.SUCCESS,"Manually closed."))}},Guacamole.WebSocketTunnel.prototype=new Guacamole.Tunnel,Guacamole.ChainedTunnel=function(){for(var i,t=this,n=[],s=null,o=0;o<arguments.length;o++)n.push(arguments[o]);function a(e){t.disconnect=e.disconnect,t.sendMessage=e.sendMessage;var o=function(s){if(s&&s.code===Guacamole.Status.Code.UPSTREAM_TIMEOUT)return n=[],null;var o=n.shift();return o&&(e.onerror=null,e.oninstruction=null,e.onstatechange=null,a(o)),o};function r(){e.onstatechange=t.onstatechange,e.oninstruction=t.oninstruction,e.onerror=t.onerror,e.uuid&&t.setUUID(e.uuid),e.onuuid=function(n){t.setUUID(n)},s=e}e.onstatechange=function(e){switch(e){case Guacamole.Tunnel.State.OPEN:r(),t.onstatechange&&t.onstatechange(e);break;case Guacamole.Tunnel.State.CLOSED:!o()&&t.onstatechange&&t.onstatechange(e);break}},e.oninstruction=function(e,n){r(),t.oninstruction&&t.oninstruction(e,n)},e.onerror=function(e){!o(e)&&t.onerror&&t.onerror(e)},e.connect(i)}this.connect=function(e){i=e;var o=s||n.shift();o?a(o):t.onerror&&t.onerror(Guacamole.Status.Code.SERVER_ERROR,"No tunnels to try.")}},Guacamole.ChainedTunnel.prototype=new Guacamole.Tunnel,Guacamole.StaticHTTPTunnel=function(t,n,s){var o=this,i=null,a=s||{};this.size=null,this.sendMessage=function(){},this.connect=function(){o.disconnect(),o.setState(Guacamole.Tunnel.State.CONNECTING);var r=new Guacamole.Parser,c=new Guacamole.UTF8Parser;r.oninstruction=function(t,n){o.oninstruction&&o.oninstruction(t,n)},i=new AbortController,fetch(t,{headers:a,credentials:n?"include":"same-origin",signal:i.signal}).then(function(t){if(!t.ok){o.onerror&&o.onerror(new Guacamole.Status(Guacamole.Status.Code.fromHTTPCode(t.status),t.statusText)),o.disconnect();return}o.size=t.headers.get("Content-Length"),o.setState(Guacamole.Tunnel.State.OPEN);var n=t.body.getReader(),s=function e(t){if(t.done){o.disconnect();return}r.receive(c.decode(t.value)),n.read().then(e)};n.read().then(s)})},this.disconnect=function(){i&&(i.abort(),i=null),o.setState(Guacamole.Tunnel.State.CLOSED)}},Guacamole.StaticHTTPTunnel.prototype=new Guacamole.Tunnel,Guacamole=Guacamole||{},Guacamole.UTF8Parser=function(){var t=0,n=0;this.decode=function(s){for(var o,i="",r=new Uint8Array(s),a=0;a<r.length;a++)o=r[a],t===0?(o|127)===127?i+=String.fromCharCode(o):(o|31)===223?(n=o&31,t=1):(o|15)===239?(n=o&15,t=2):(o|7)===247?(n=o&7,t=3):i+="�":(o|63)===191?(n=n<<6|o&63,t--,t===0&&(i+=String.fromCharCode(n))):(t=0,i+="�");return i}},Guacamole=Guacamole||{},Guacamole.API_VERSION="1.5.3",Guacamole=Guacamole||{},Guacamole.VideoPlayer=function(){this.sync=function(){}},Guacamole.VideoPlayer.isSupportedType=function(){return!1},Guacamole.VideoPlayer.getSupportedTypes=function(){return[]},Guacamole.VideoPlayer.getInstance=function(){return null},module.exports=Guacamole