ai-debug-local-mcp
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🎯 ENHANCED AI GUIDANCE v4.1.2: Dramatically improved tool descriptions help AI users choose the right tools instead of 'close enough' options. Ultra-fast keyboard automation (10x speed), universal recording, multi-ecosystem debugging support, and compreh
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JavaScript
"use strict";
(() => {
var __create = Object.create;
var __defProp = Object.defineProperty;
var __defProps = Object.defineProperties;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropDescs = Object.getOwnPropertyDescriptors;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
for (var prop in b || (b = {}))
if (__hasOwnProp.call(b, prop))
__defNormalProp(a, prop, b[prop]);
if (__getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(b)) {
if (__propIsEnum.call(b, prop))
__defNormalProp(a, prop, b[prop]);
}
return a;
};
var __spreadProps = (a, b) => __defProps(a, __getOwnPropDescs(b));
var __objRest = (source, exclude) => {
var target = {};
for (var prop in source)
if (__hasOwnProp.call(source, prop) && exclude.indexOf(prop) < 0)
target[prop] = source[prop];
if (source != null && __getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(source)) {
if (exclude.indexOf(prop) < 0 && __propIsEnum.call(source, prop))
target[prop] = source[prop];
}
return target;
};
var __commonJS = (cb, mod) => function __require() {
return mod || (0, cb[__getOwnPropNames(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports;
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
// vendor/topbar.js
var require_topbar = __commonJS({
"vendor/topbar.js"(exports, module) {
"use strict";
(function(window2, document2) {
"use strict";
(function() {
var lastTime = 0;
var vendors = ["ms", "moz", "webkit", "o"];
for (var x = 0; x < vendors.length && !window2.requestAnimationFrame; ++x) {
window2.requestAnimationFrame = window2[vendors[x] + "RequestAnimationFrame"];
window2.cancelAnimationFrame = window2[vendors[x] + "CancelAnimationFrame"] || window2[vendors[x] + "CancelRequestAnimationFrame"];
}
if (!window2.requestAnimationFrame)
window2.requestAnimationFrame = function(callback, element) {
var currTime = (/* @__PURE__ */ new Date()).getTime();
var timeToCall = Math.max(0, 16 - (currTime - lastTime));
var id = window2.setTimeout(function() {
callback(currTime + timeToCall);
}, timeToCall);
lastTime = currTime + timeToCall;
return id;
};
if (!window2.cancelAnimationFrame)
window2.cancelAnimationFrame = function(id) {
clearTimeout(id);
};
})();
var canvas, currentProgress, showing, progressTimerId = null, fadeTimerId = null, delayTimerId = null, addEvent = function(elem, type, handler) {
if (elem.addEventListener)
elem.addEventListener(type, handler, false);
else if (elem.attachEvent)
elem.attachEvent("on" + type, handler);
else
elem["on" + type] = handler;
}, options = {
autoRun: true,
barThickness: 3,
barColors: {
0: "rgba(26, 188, 156, .9)",
".25": "rgba(52, 152, 219, .9)",
".50": "rgba(241, 196, 15, .9)",
".75": "rgba(230, 126, 34, .9)",
"1.0": "rgba(211, 84, 0, .9)"
},
shadowBlur: 10,
shadowColor: "rgba(0, 0, 0, .6)",
className: null
}, repaint = function() {
canvas.width = window2.innerWidth;
canvas.height = options.barThickness * 5;
var ctx = canvas.getContext("2d");
ctx.shadowBlur = options.shadowBlur;
ctx.shadowColor = options.shadowColor;
var lineGradient = ctx.createLinearGradient(0, 0, canvas.width, 0);
for (var stop in options.barColors)
lineGradient.addColorStop(stop, options.barColors[stop]);
ctx.lineWidth = options.barThickness;
ctx.beginPath();
ctx.moveTo(0, options.barThickness / 2);
ctx.lineTo(
Math.ceil(currentProgress * canvas.width),
options.barThickness / 2
);
ctx.strokeStyle = lineGradient;
ctx.stroke();
}, createCanvas = function() {
canvas = document2.createElement("canvas");
var style = canvas.style;
style.position = "fixed";
style.top = style.left = style.right = style.margin = style.padding = 0;
style.zIndex = 100001;
style.display = "none";
if (options.className)
canvas.classList.add(options.className);
document2.body.appendChild(canvas);
addEvent(window2, "resize", repaint);
}, topbar2 = {
config: function(opts) {
for (var key in opts)
if (options.hasOwnProperty(key))
options[key] = opts[key];
},
show: function(delay) {
if (showing)
return;
if (delay) {
if (delayTimerId)
return;
delayTimerId = setTimeout(() => topbar2.show(), delay);
} else {
showing = true;
if (fadeTimerId !== null)
window2.cancelAnimationFrame(fadeTimerId);
if (!canvas)
createCanvas();
canvas.style.opacity = 1;
canvas.style.display = "block";
topbar2.progress(0);
if (options.autoRun) {
(function loop() {
progressTimerId = window2.requestAnimationFrame(loop);
topbar2.progress(
"+" + 0.05 * Math.pow(1 - Math.sqrt(currentProgress), 2)
);
})();
}
}
},
progress: function(to) {
if (typeof to === "undefined")
return currentProgress;
if (typeof to === "string") {
to = (to.indexOf("+") >= 0 || to.indexOf("-") >= 0 ? currentProgress : 0) + parseFloat(to);
}
currentProgress = to > 1 ? 1 : to;
repaint();
return currentProgress;
},
hide: function() {
clearTimeout(delayTimerId);
delayTimerId = null;
if (!showing)
return;
showing = false;
if (progressTimerId != null) {
window2.cancelAnimationFrame(progressTimerId);
progressTimerId = null;
}
(function loop() {
if (topbar2.progress("+.1") >= 1) {
canvas.style.opacity -= 0.05;
if (canvas.style.opacity <= 0.05) {
canvas.style.display = "none";
fadeTimerId = null;
return;
}
}
fadeTimerId = window2.requestAnimationFrame(loop);
})();
}
};
if (typeof module === "object" && typeof module.exports === "object") {
module.exports = topbar2;
} else if (typeof define === "function" && define.amd) {
define(function() {
return topbar2;
});
} else {
this.topbar = topbar2;
}
}).call(exports, window, document);
}
});
// ../deps/phoenix_html/priv/static/phoenix_html.js
(function() {
var PolyfillEvent = eventConstructor();
function eventConstructor() {
if (typeof window.CustomEvent === "function")
return window.CustomEvent;
function CustomEvent2(event, params) {
params = params || { bubbles: false, cancelable: false, detail: void 0 };
var evt = document.createEvent("CustomEvent");
evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail);
return evt;
}
CustomEvent2.prototype = window.Event.prototype;
return CustomEvent2;
}
function buildHiddenInput(name, value) {
var input = document.createElement("input");
input.type = "hidden";
input.name = name;
input.value = value;
return input;
}
function handleClick(element, targetModifierKey) {
var to = element.getAttribute("data-to"), method = buildHiddenInput("_method", element.getAttribute("data-method")), csrf = buildHiddenInput("_csrf_token", element.getAttribute("data-csrf")), form = document.createElement("form"), submit = document.createElement("input"), target = element.getAttribute("target");
form.method = element.getAttribute("data-method") === "get" ? "get" : "post";
form.action = to;
form.style.display = "none";
if (target)
form.target = target;
else if (targetModifierKey)
form.target = "_blank";
form.appendChild(csrf);
form.appendChild(method);
document.body.appendChild(form);
submit.type = "submit";
form.appendChild(submit);
submit.click();
}
window.addEventListener("click", function(e) {
var element = e.target;
if (e.defaultPrevented)
return;
while (element && element.getAttribute) {
var phoenixLinkEvent = new PolyfillEvent("phoenix.link.click", {
"bubbles": true,
"cancelable": true
});
if (!element.dispatchEvent(phoenixLinkEvent)) {
e.preventDefault();
e.stopImmediatePropagation();
return false;
}
if (element.getAttribute("data-method") && element.getAttribute("data-to")) {
handleClick(element, e.metaKey || e.shiftKey);
e.preventDefault();
return false;
} else {
element = element.parentNode;
}
}
}, false);
window.addEventListener("phoenix.link.click", function(e) {
var message = e.target.getAttribute("data-confirm");
if (message && !window.confirm(message)) {
e.preventDefault();
}
}, false);
})();
// ../deps/phoenix/priv/static/phoenix.mjs
var closure = (value) => {
if (typeof value === "function") {
return value;
} else {
let closure22 = function() {
return value;
};
return closure22;
}
};
var globalSelf = typeof self !== "undefined" ? self : null;
var phxWindow = typeof window !== "undefined" ? window : null;
var global = globalSelf || phxWindow || global;
var DEFAULT_VSN = "2.0.0";
var SOCKET_STATES = { connecting: 0, open: 1, closing: 2, closed: 3 };
var DEFAULT_TIMEOUT = 1e4;
var WS_CLOSE_NORMAL = 1e3;
var CHANNEL_STATES = {
closed: "closed",
errored: "errored",
joined: "joined",
joining: "joining",
leaving: "leaving"
};
var CHANNEL_EVENTS = {
close: "phx_close",
error: "phx_error",
join: "phx_join",
reply: "phx_reply",
leave: "phx_leave"
};
var TRANSPORTS = {
longpoll: "longpoll",
websocket: "websocket"
};
var XHR_STATES = {
complete: 4
};
var Push = class {
constructor(channel, event, payload, timeout) {
this.channel = channel;
this.event = event;
this.payload = payload || function() {
return {};
};
this.receivedResp = null;
this.timeout = timeout;
this.timeoutTimer = null;
this.recHooks = [];
this.sent = false;
}
/**
*
* @param {number} timeout
*/
resend(timeout) {
this.timeout = timeout;
this.reset();
this.send();
}
/**
*
*/
send() {
if (this.hasReceived("timeout")) {
return;
}
this.startTimeout();
this.sent = true;
this.channel.socket.push({
topic: this.channel.topic,
event: this.event,
payload: this.payload(),
ref: this.ref,
join_ref: this.channel.joinRef()
});
}
/**
*
* @param {*} status
* @param {*} callback
*/
receive(status, callback) {
if (this.hasReceived(status)) {
callback(this.receivedResp.response);
}
this.recHooks.push({ status, callback });
return this;
}
/**
* @private
*/
reset() {
this.cancelRefEvent();
this.ref = null;
this.refEvent = null;
this.receivedResp = null;
this.sent = false;
}
/**
* @private
*/
matchReceive({ status, response, _ref }) {
this.recHooks.filter((h) => h.status === status).forEach((h) => h.callback(response));
}
/**
* @private
*/
cancelRefEvent() {
if (!this.refEvent) {
return;
}
this.channel.off(this.refEvent);
}
/**
* @private
*/
cancelTimeout() {
clearTimeout(this.timeoutTimer);
this.timeoutTimer = null;
}
/**
* @private
*/
startTimeout() {
if (this.timeoutTimer) {
this.cancelTimeout();
}
this.ref = this.channel.socket.makeRef();
this.refEvent = this.channel.replyEventName(this.ref);
this.channel.on(this.refEvent, (payload) => {
this.cancelRefEvent();
this.cancelTimeout();
this.receivedResp = payload;
this.matchReceive(payload);
});
this.timeoutTimer = setTimeout(() => {
this.trigger("timeout", {});
}, this.timeout);
}
/**
* @private
*/
hasReceived(status) {
return this.receivedResp && this.receivedResp.status === status;
}
/**
* @private
*/
trigger(status, response) {
this.channel.trigger(this.refEvent, { status, response });
}
};
var Timer = class {
constructor(callback, timerCalc) {
this.callback = callback;
this.timerCalc = timerCalc;
this.timer = null;
this.tries = 0;
}
reset() {
this.tries = 0;
clearTimeout(this.timer);
}
/**
* Cancels any previous scheduleTimeout and schedules callback
*/
scheduleTimeout() {
clearTimeout(this.timer);
this.timer = setTimeout(() => {
this.tries = this.tries + 1;
this.callback();
}, this.timerCalc(this.tries + 1));
}
};
var Channel = class {
constructor(topic, params, socket) {
this.state = CHANNEL_STATES.closed;
this.topic = topic;
this.params = closure(params || {});
this.socket = socket;
this.bindings = [];
this.bindingRef = 0;
this.timeout = this.socket.timeout;
this.joinedOnce = false;
this.joinPush = new Push(this, CHANNEL_EVENTS.join, this.params, this.timeout);
this.pushBuffer = [];
this.stateChangeRefs = [];
this.rejoinTimer = new Timer(() => {
if (this.socket.isConnected()) {
this.rejoin();
}
}, this.socket.rejoinAfterMs);
this.stateChangeRefs.push(this.socket.onError(() => this.rejoinTimer.reset()));
this.stateChangeRefs.push(
this.socket.onOpen(() => {
this.rejoinTimer.reset();
if (this.isErrored()) {
this.rejoin();
}
})
);
this.joinPush.receive("ok", () => {
this.state = CHANNEL_STATES.joined;
this.rejoinTimer.reset();
this.pushBuffer.forEach((pushEvent) => pushEvent.send());
this.pushBuffer = [];
});
this.joinPush.receive("error", () => {
this.state = CHANNEL_STATES.errored;
if (this.socket.isConnected()) {
this.rejoinTimer.scheduleTimeout();
}
});
this.onClose(() => {
this.rejoinTimer.reset();
if (this.socket.hasLogger())
this.socket.log("channel", `close ${this.topic} ${this.joinRef()}`);
this.state = CHANNEL_STATES.closed;
this.socket.remove(this);
});
this.onError((reason) => {
if (this.socket.hasLogger())
this.socket.log("channel", `error ${this.topic}`, reason);
if (this.isJoining()) {
this.joinPush.reset();
}
this.state = CHANNEL_STATES.errored;
if (this.socket.isConnected()) {
this.rejoinTimer.scheduleTimeout();
}
});
this.joinPush.receive("timeout", () => {
if (this.socket.hasLogger())
this.socket.log("channel", `timeout ${this.topic} (${this.joinRef()})`, this.joinPush.timeout);
let leavePush = new Push(this, CHANNEL_EVENTS.leave, closure({}), this.timeout);
leavePush.send();
this.state = CHANNEL_STATES.errored;
this.joinPush.reset();
if (this.socket.isConnected()) {
this.rejoinTimer.scheduleTimeout();
}
});
this.on(CHANNEL_EVENTS.reply, (payload, ref) => {
this.trigger(this.replyEventName(ref), payload);
});
}
/**
* Join the channel
* @param {integer} timeout
* @returns {Push}
*/
join(timeout = this.timeout) {
if (this.joinedOnce) {
throw new Error("tried to join multiple times. 'join' can only be called a single time per channel instance");
} else {
this.timeout = timeout;
this.joinedOnce = true;
this.rejoin();
return this.joinPush;
}
}
/**
* Hook into channel close
* @param {Function} callback
*/
onClose(callback) {
this.on(CHANNEL_EVENTS.close, callback);
}
/**
* Hook into channel errors
* @param {Function} callback
*/
onError(callback) {
return this.on(CHANNEL_EVENTS.error, (reason) => callback(reason));
}
/**
* Subscribes on channel events
*
* Subscription returns a ref counter, which can be used later to
* unsubscribe the exact event listener
*
* @example
* const ref1 = channel.on("event", do_stuff)
* const ref2 = channel.on("event", do_other_stuff)
* channel.off("event", ref1)
* // Since unsubscription, do_stuff won't fire,
* // while do_other_stuff will keep firing on the "event"
*
* @param {string} event
* @param {Function} callback
* @returns {integer} ref
*/
on(event, callback) {
let ref = this.bindingRef++;
this.bindings.push({ event, ref, callback });
return ref;
}
/**
* Unsubscribes off of channel events
*
* Use the ref returned from a channel.on() to unsubscribe one
* handler, or pass nothing for the ref to unsubscribe all
* handlers for the given event.
*
* @example
* // Unsubscribe the do_stuff handler
* const ref1 = channel.on("event", do_stuff)
* channel.off("event", ref1)
*
* // Unsubscribe all handlers from event
* channel.off("event")
*
* @param {string} event
* @param {integer} ref
*/
off(event, ref) {
this.bindings = this.bindings.filter((bind) => {
return !(bind.event === event && (typeof ref === "undefined" || ref === bind.ref));
});
}
/**
* @private
*/
canPush() {
return this.socket.isConnected() && this.isJoined();
}
/**
* Sends a message `event` to phoenix with the payload `payload`.
* Phoenix receives this in the `handle_in(event, payload, socket)`
* function. if phoenix replies or it times out (default 10000ms),
* then optionally the reply can be received.
*
* @example
* channel.push("event")
* .receive("ok", payload => console.log("phoenix replied:", payload))
* .receive("error", err => console.log("phoenix errored", err))
* .receive("timeout", () => console.log("timed out pushing"))
* @param {string} event
* @param {Object} payload
* @param {number} [timeout]
* @returns {Push}
*/
push(event, payload, timeout = this.timeout) {
payload = payload || {};
if (!this.joinedOnce) {
throw new Error(`tried to push '${event}' to '${this.topic}' before joining. Use channel.join() before pushing events`);
}
let pushEvent = new Push(this, event, function() {
return payload;
}, timeout);
if (this.canPush()) {
pushEvent.send();
} else {
pushEvent.startTimeout();
this.pushBuffer.push(pushEvent);
}
return pushEvent;
}
/** Leaves the channel
*
* Unsubscribes from server events, and
* instructs channel to terminate on server
*
* Triggers onClose() hooks
*
* To receive leave acknowledgements, use the `receive`
* hook to bind to the server ack, ie:
*
* @example
* channel.leave().receive("ok", () => alert("left!") )
*
* @param {integer} timeout
* @returns {Push}
*/
leave(timeout = this.timeout) {
this.rejoinTimer.reset();
this.joinPush.cancelTimeout();
this.state = CHANNEL_STATES.leaving;
let onClose = () => {
if (this.socket.hasLogger())
this.socket.log("channel", `leave ${this.topic}`);
this.trigger(CHANNEL_EVENTS.close, "leave");
};
let leavePush = new Push(this, CHANNEL_EVENTS.leave, closure({}), timeout);
leavePush.receive("ok", () => onClose()).receive("timeout", () => onClose());
leavePush.send();
if (!this.canPush()) {
leavePush.trigger("ok", {});
}
return leavePush;
}
/**
* Overridable message hook
*
* Receives all events for specialized message handling
* before dispatching to the channel callbacks.
*
* Must return the payload, modified or unmodified
* @param {string} event
* @param {Object} payload
* @param {integer} ref
* @returns {Object}
*/
onMessage(_event, payload, _ref) {
return payload;
}
/**
* @private
*/
isMember(topic, event, payload, joinRef) {
if (this.topic !== topic) {
return false;
}
if (joinRef && joinRef !== this.joinRef()) {
if (this.socket.hasLogger())
this.socket.log("channel", "dropping outdated message", { topic, event, payload, joinRef });
return false;
} else {
return true;
}
}
/**
* @private
*/
joinRef() {
return this.joinPush.ref;
}
/**
* @private
*/
rejoin(timeout = this.timeout) {
if (this.isLeaving()) {
return;
}
this.socket.leaveOpenTopic(this.topic);
this.state = CHANNEL_STATES.joining;
this.joinPush.resend(timeout);
}
/**
* @private
*/
trigger(event, payload, ref, joinRef) {
let handledPayload = this.onMessage(event, payload, ref, joinRef);
if (payload && !handledPayload) {
throw new Error("channel onMessage callbacks must return the payload, modified or unmodified");
}
let eventBindings = this.bindings.filter((bind) => bind.event === event);
for (let i = 0; i < eventBindings.length; i++) {
let bind = eventBindings[i];
bind.callback(handledPayload, ref, joinRef || this.joinRef());
}
}
/**
* @private
*/
replyEventName(ref) {
return `chan_reply_${ref}`;
}
/**
* @private
*/
isClosed() {
return this.state === CHANNEL_STATES.closed;
}
/**
* @private
*/
isErrored() {
return this.state === CHANNEL_STATES.errored;
}
/**
* @private
*/
isJoined() {
return this.state === CHANNEL_STATES.joined;
}
/**
* @private
*/
isJoining() {
return this.state === CHANNEL_STATES.joining;
}
/**
* @private
*/
isLeaving() {
return this.state === CHANNEL_STATES.leaving;
}
};
var Ajax = class {
static request(method, endPoint, accept, body, timeout, ontimeout, callback) {
if (global.XDomainRequest) {
let req = new global.XDomainRequest();
return this.xdomainRequest(req, method, endPoint, body, timeout, ontimeout, callback);
} else {
let req = new global.XMLHttpRequest();
return this.xhrRequest(req, method, endPoint, accept, body, timeout, ontimeout, callback);
}
}
static xdomainRequest(req, method, endPoint, body, timeout, ontimeout, callback) {
req.timeout = timeout;
req.open(method, endPoint);
req.onload = () => {
let response = this.parseJSON(req.responseText);
callback && callback(response);
};
if (ontimeout) {
req.ontimeout = ontimeout;
}
req.onprogress = () => {
};
req.send(body);
return req;
}
static xhrRequest(req, method, endPoint, accept, body, timeout, ontimeout, callback) {
req.open(method, endPoint, true);
req.timeout = timeout;
req.setRequestHeader("Content-Type", accept);
req.onerror = () => callback && callback(null);
req.onreadystatechange = () => {
if (req.readyState === XHR_STATES.complete && callback) {
let response = this.parseJSON(req.responseText);
callback(response);
}
};
if (ontimeout) {
req.ontimeout = ontimeout;
}
req.send(body);
return req;
}
static parseJSON(resp) {
if (!resp || resp === "") {
return null;
}
try {
return JSON.parse(resp);
} catch (e) {
console && console.log("failed to parse JSON response", resp);
return null;
}
}
static serialize(obj, parentKey) {
let queryStr = [];
for (var key in obj) {
if (!Object.prototype.hasOwnProperty.call(obj, key)) {
continue;
}
let paramKey = parentKey ? `${parentKey}[${key}]` : key;
let paramVal = obj[key];
if (typeof paramVal === "object") {
queryStr.push(this.serialize(paramVal, paramKey));
} else {
queryStr.push(encodeURIComponent(paramKey) + "=" + encodeURIComponent(paramVal));
}
}
return queryStr.join("&");
}
static appendParams(url, params) {
if (Object.keys(params).length === 0) {
return url;
}
let prefix = url.match(/\?/) ? "&" : "?";
return `${url}${prefix}${this.serialize(params)}`;
}
};
var arrayBufferToBase64 = (buffer) => {
let binary = "";
let bytes = new Uint8Array(buffer);
let len = bytes.byteLength;
for (let i = 0; i < len; i++) {
binary += String.fromCharCode(bytes[i]);
}
return btoa(binary);
};
var LongPoll = class {
constructor(endPoint) {
this.endPoint = null;
this.token = null;
this.skipHeartbeat = true;
this.reqs = /* @__PURE__ */ new Set();
this.awaitingBatchAck = false;
this.currentBatch = null;
this.currentBatchTimer = null;
this.batchBuffer = [];
this.onopen = function() {
};
this.onerror = function() {
};
this.onmessage = function() {
};
this.onclose = function() {
};
this.pollEndpoint = this.normalizeEndpoint(endPoint);
this.readyState = SOCKET_STATES.connecting;
setTimeout(() => this.poll(), 0);
}
normalizeEndpoint(endPoint) {
return endPoint.replace("ws://", "http://").replace("wss://", "https://").replace(new RegExp("(.*)/" + TRANSPORTS.websocket), "$1/" + TRANSPORTS.longpoll);
}
endpointURL() {
return Ajax.appendParams(this.pollEndpoint, { token: this.token });
}
closeAndRetry(code, reason, wasClean) {
this.close(code, reason, wasClean);
this.readyState = SOCKET_STATES.connecting;
}
ontimeout() {
this.onerror("timeout");
this.closeAndRetry(1005, "timeout", false);
}
isActive() {
return this.readyState === SOCKET_STATES.open || this.readyState === SOCKET_STATES.connecting;
}
poll() {
this.ajax("GET", "application/json", null, () => this.ontimeout(), (resp) => {
if (resp) {
var { status, token, messages } = resp;
this.token = token;
} else {
status = 0;
}
switch (status) {
case 200:
messages.forEach((msg) => {
setTimeout(() => this.onmessage({ data: msg }), 0);
});
this.poll();
break;
case 204:
this.poll();
break;
case 410:
this.readyState = SOCKET_STATES.open;
this.onopen({});
this.poll();
break;
case 403:
this.onerror(403);
this.close(1008, "forbidden", false);
break;
case 0:
case 500:
this.onerror(500);
this.closeAndRetry(1011, "internal server error", 500);
break;
default:
throw new Error(`unhandled poll status ${status}`);
}
});
}
// we collect all pushes within the current event loop by
// setTimeout 0, which optimizes back-to-back procedural
// pushes against an empty buffer
send(body) {
if (typeof body !== "string") {
body = arrayBufferToBase64(body);
}
if (this.currentBatch) {
this.currentBatch.push(body);
} else if (this.awaitingBatchAck) {
this.batchBuffer.push(body);
} else {
this.currentBatch = [body];
this.currentBatchTimer = setTimeout(() => {
this.batchSend(this.currentBatch);
this.currentBatch = null;
}, 0);
}
}
batchSend(messages) {
this.awaitingBatchAck = true;
this.ajax("POST", "application/x-ndjson", messages.join("\n"), () => this.onerror("timeout"), (resp) => {
this.awaitingBatchAck = false;
if (!resp || resp.status !== 200) {
this.onerror(resp && resp.status);
this.closeAndRetry(1011, "internal server error", false);
} else if (this.batchBuffer.length > 0) {
this.batchSend(this.batchBuffer);
this.batchBuffer = [];
}
});
}
close(code, reason, wasClean) {
for (let req of this.reqs) {
req.abort();
}
this.readyState = SOCKET_STATES.closed;
let opts = Object.assign({ code: 1e3, reason: void 0, wasClean: true }, { code, reason, wasClean });
this.batchBuffer = [];
clearTimeout(this.currentBatchTimer);
this.currentBatchTimer = null;
if (typeof CloseEvent !== "undefined") {
this.onclose(new CloseEvent("close", opts));
} else {
this.onclose(opts);
}
}
ajax(method, contentType, body, onCallerTimeout, callback) {
let req;
let ontimeout = () => {
this.reqs.delete(req);
onCallerTimeout();
};
req = Ajax.request(method, this.endpointURL(), contentType, body, this.timeout, ontimeout, (resp) => {
this.reqs.delete(req);
if (this.isActive()) {
callback(resp);
}
});
this.reqs.add(req);
}
};
var serializer_default = {
HEADER_LENGTH: 1,
META_LENGTH: 4,
KINDS: { push: 0, reply: 1, broadcast: 2 },
encode(msg, callback) {
if (msg.payload.constructor === ArrayBuffer) {
return callback(this.binaryEncode(msg));
} else {
let payload = [msg.join_ref, msg.ref, msg.topic, msg.event, msg.payload];
return callback(JSON.stringify(payload));
}
},
decode(rawPayload, callback) {
if (rawPayload.constructor === ArrayBuffer) {
return callback(this.binaryDecode(rawPayload));
} else {
let [join_ref, ref, topic, event, payload] = JSON.parse(rawPayload);
return callback({ join_ref, ref, topic, event, payload });
}
},
// private
binaryEncode(message) {
let { join_ref, ref, event, topic, payload } = message;
let metaLength = this.META_LENGTH + join_ref.length + ref.length + topic.length + event.length;
let header = new ArrayBuffer(this.HEADER_LENGTH + metaLength);
let view = new DataView(header);
let offset = 0;
view.setUint8(offset++, this.KINDS.push);
view.setUint8(offset++, join_ref.length);
view.setUint8(offset++, ref.length);
view.setUint8(offset++, topic.length);
view.setUint8(offset++, event.length);
Array.from(join_ref, (char) => view.setUint8(offset++, char.charCodeAt(0)));
Array.from(ref, (char) => view.setUint8(offset++, char.charCodeAt(0)));
Array.from(topic, (char) => view.setUint8(offset++, char.charCodeAt(0)));
Array.from(event, (char) => view.setUint8(offset++, char.charCodeAt(0)));
var combined = new Uint8Array(header.byteLength + payload.byteLength);
combined.set(new Uint8Array(header), 0);
combined.set(new Uint8Array(payload), header.byteLength);
return combined.buffer;
},
binaryDecode(buffer) {
let view = new DataView(buffer);
let kind = view.getUint8(0);
let decoder = new TextDecoder();
switch (kind) {
case this.KINDS.push:
return this.decodePush(buffer, view, decoder);
case this.KINDS.reply:
return this.decodeReply(buffer, view, decoder);
case this.KINDS.broadcast:
return this.decodeBroadcast(buffer, view, decoder);
}
},
decodePush(buffer, view, decoder) {
let joinRefSize = view.getUint8(1);
let topicSize = view.getUint8(2);
let eventSize = view.getUint8(3);
let offset = this.HEADER_LENGTH + this.META_LENGTH - 1;
let joinRef = decoder.decode(buffer.slice(offset, offset + joinRefSize));
offset = offset + joinRefSize;
let topic = decoder.decode(buffer.slice(offset, offset + topicSize));
offset = offset + topicSize;
let event = decoder.decode(buffer.slice(offset, offset + eventSize));
offset = offset + eventSize;
let data = buffer.slice(offset, buffer.byteLength);
return { join_ref: joinRef, ref: null, topic, event, payload: data };
},
decodeReply(buffer, view, decoder) {
let joinRefSize = view.getUint8(1);
let refSize = view.getUint8(2);
let topicSize = view.getUint8(3);
let eventSize = view.getUint8(4);
let offset = this.HEADER_LENGTH + this.META_LENGTH;
let joinRef = decoder.decode(buffer.slice(offset, offset + joinRefSize));
offset = offset + joinRefSize;
let ref = decoder.decode(buffer.slice(offset, offset + refSize));
offset = offset + refSize;
let topic = decoder.decode(buffer.slice(offset, offset + topicSize));
offset = offset + topicSize;
let event = decoder.decode(buffer.slice(offset, offset + eventSize));
offset = offset + eventSize;
let data = buffer.slice(offset, buffer.byteLength);
let payload = { status: event, response: data };
return { join_ref: joinRef, ref, topic, event: CHANNEL_EVENTS.reply, payload };
},
decodeBroadcast(buffer, view, decoder) {
let topicSize = view.getUint8(1);
let eventSize = view.getUint8(2);
let offset = this.HEADER_LENGTH + 2;
let topic = decoder.decode(buffer.slice(offset, offset + topicSize));
offset = offset + topicSize;
let event = decoder.decode(buffer.slice(offset, offset + eventSize));
offset = offset + eventSize;
let data = buffer.slice(offset, buffer.byteLength);
return { join_ref: null, ref: null, topic, event, payload: data };
}
};
var Socket = class {
constructor(endPoint, opts = {}) {
this.stateChangeCallbacks = { open: [], close: [], error: [], message: [] };
this.channels = [];
this.sendBuffer = [];
this.ref = 0;
this.timeout = opts.timeout || DEFAULT_TIMEOUT;
this.transport = opts.transport || global.WebSocket || LongPoll;
this.primaryPassedHealthCheck = false;
this.longPollFallbackMs = opts.longPollFallbackMs;
this.fallbackTimer = null;
this.sessionStore = opts.sessionStorage || global && global.sessionStorage;
this.establishedConnections = 0;
this.defaultEncoder = serializer_default.encode.bind(serializer_default);
this.defaultDecoder = serializer_default.decode.bind(serializer_default);
this.closeWasClean = false;
this.disconnecting = false;
this.binaryType = opts.binaryType || "arraybuffer";
this.connectClock = 1;
if (this.transport !== LongPoll) {
this.encode = opts.encode || this.defaultEncoder;
this.decode = opts.decode || this.defaultDecoder;
} else {
this.encode = this.defaultEncoder;
this.decode = this.defaultDecoder;
}
let awaitingConnectionOnPageShow = null;
if (phxWindow && phxWindow.addEventListener) {
phxWindow.addEventListener("pagehide", (_e) => {
if (this.conn) {
this.disconnect();
awaitingConnectionOnPageShow = this.connectClock;
}
});
phxWindow.addEventListener("pageshow", (_e) => {
if (awaitingConnectionOnPageShow === this.connectClock) {
awaitingConnectionOnPageShow = null;
this.connect();
}
});
}
this.heartbeatIntervalMs = opts.heartbeatIntervalMs || 3e4;
this.rejoinAfterMs = (tries) => {
if (opts.rejoinAfterMs) {
return opts.rejoinAfterMs(tries);
} else {
return [1e3, 2e3, 5e3][tries - 1] || 1e4;
}
};
this.reconnectAfterMs = (tries) => {
if (opts.reconnectAfterMs) {
return opts.reconnectAfterMs(tries);
} else {
return [10, 50, 100, 150, 200, 250, 500, 1e3, 2e3][tries - 1] || 5e3;
}
};
this.logger = opts.logger || null;
if (!this.logger && opts.debug) {
this.logger = (kind, msg, data) => {
console.log(`${kind}: ${msg}`, data);
};
}
this.longpollerTimeout = opts.longpollerTimeout || 2e4;
this.params = closure(opts.params || {});
this.endPoint = `${endPoint}/${TRANSPORTS.websocket}`;
this.vsn = opts.vsn || DEFAULT_VSN;
this.heartbeatTimeoutTimer = null;
this.heartbeatTimer = null;
this.pendingHeartbeatRef = null;
this.reconnectTimer = new Timer(() => {
this.teardown(() => this.connect());
}, this.reconnectAfterMs);
}
/**
* Returns the LongPoll transport reference
*/
getLongPollTransport() {
return LongPoll;
}
/**
* Disconnects and replaces the active transport
*
* @param {Function} newTransport - The new transport class to instantiate
*
*/
replaceTransport(newTransport) {
this.connectClock++;
this.closeWasClean = true;
clearTimeout(this.fallbackTimer);
this.reconnectTimer.reset();
if (this.conn) {
this.conn.close();
this.conn = null;
}
this.transport = newTransport;
}
/**
* Returns the socket protocol
*
* @returns {string}
*/
protocol() {
return location.protocol.match(/^https/) ? "wss" : "ws";
}
/**
* The fully qualified socket url
*
* @returns {string}
*/
endPointURL() {
let uri = Ajax.appendParams(
Ajax.appendParams(this.endPoint, this.params()),
{ vsn: this.vsn }
);
if (uri.charAt(0) !== "/") {
return uri;
}
if (uri.charAt(1) === "/") {
return `${this.protocol()}:${uri}`;
}
return `${this.protocol()}://${location.host}${uri}`;
}
/**
* Disconnects the socket
*
* See https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent#Status_codes for valid status codes.
*
* @param {Function} callback - Optional callback which is called after socket is disconnected.
* @param {integer} code - A status code for disconnection (Optional).
* @param {string} reason - A textual description of the reason to disconnect. (Optional)
*/
disconnect(callback, code, reason) {
this.connectClock++;
this.disconnecting = true;
this.closeWasClean = true;
clearTimeout(this.fallbackTimer);
this.reconnectTimer.reset();
this.teardown(() => {
this.disconnecting = false;
callback && callback();
}, code, reason);
}
/**
*
* @param {Object} params - The params to send when connecting, for example `{user_id: userToken}`
*
* Passing params to connect is deprecated; pass them in the Socket constructor instead:
* `new Socket("/socket", {params: {user_id: userToken}})`.
*/
connect(params) {
if (params) {
console && console.log("passing params to connect is deprecated. Instead pass :params to the Socket constructor");
this.params = closure(params);
}
if (this.conn && !this.disconnecting) {
return;
}
if (this.longPollFallbackMs && this.transport !== LongPoll) {
this.connectWithFallback(LongPoll, this.longPollFallbackMs);
} else {
this.transportConnect();
}
}
/**
* Logs the message. Override `this.logger` for specialized logging. noops by default
* @param {string} kind
* @param {string} msg
* @param {Object} data
*/
log(kind, msg, data) {
this.logger && this.logger(kind, msg, data);
}
/**
* Returns true if a logger has been set on this socket.
*/
hasLogger() {
return this.logger !== null;
}
/**
* Registers callbacks for connection open events
*
* @example socket.onOpen(function(){ console.info("the socket was opened") })
*
* @param {Function} callback
*/
onOpen(callback) {
let ref = this.makeRef();
this.stateChangeCallbacks.open.push([ref, callback]);
return ref;
}
/**
* Registers callbacks for connection close events
* @param {Function} callback
*/
onClose(callback) {
let ref = this.makeRef();
this.stateChangeCallbacks.close.push([ref, callback]);
return ref;
}
/**
* Registers callbacks for connection error events
*
* @example socket.onError(function(error){ alert("An error occurred") })
*
* @param {Function} callback
*/
onError(callback) {
let ref = this.makeRef();
this.stateChangeCallbacks.error.push([ref, callback]);
return ref;
}
/**
* Registers callbacks for connection message events
* @param {Function} callback
*/
onMessage(callback) {
let ref = this.makeRef();
this.stateChangeCallbacks.message.push([ref, callback]);
return ref;
}
/**
* Pings the server and invokes the callback with the RTT in milliseconds
* @param {Function} callback
*
* Returns true if the ping was pushed or false if unable to be pushed.
*/
ping(callback) {
if (!this.isConnected()) {
return false;
}
let ref = this.makeRef();
let startTime = Date.now();
this.push({ topic: "phoenix", event: "heartbeat", payload: {}, ref });
let onMsgRef = this.onMessage((msg) => {
if (msg.ref === ref) {
this.off([onMsgRef]);
callback(Date.now() - startTime);
}
});
return true;
}
/**
* @private
*/
transportConnect() {
this.connectClock++;
this.closeWasClean = false;
this.conn = new this.transport(this.endPointURL());
this.conn.binaryType = this.binaryType;
this.conn.timeout = this.longpollerTimeout;
this.conn.onopen = () => this.onConnOpen();
this.conn.onerror = (error) => this.onConnError(error);
this.conn.onmessage = (event) => this.onConnMessage(event);
this.conn.onclose = (event) => this.onConnClose(event);
}
getSession(key) {
return this.sessionStore && this.sessionStore.getItem(key);
}
storeSession(key, val) {
this.sessionStore && this.sessionStore.setItem(key, val);
}
connectWithFallback(fallbackTransport, fallbackThreshold = 2500) {
clearTimeout(this.fallbackTimer);
let established = false;
let primaryTransport = true;
let openRef, errorRef;
let fallback = (reason) => {
this.log("transport", `falling back to ${fallbackTransport.name}...`, reason);
this.off([openRef, errorRef]);
primaryTransport = false;
this.replaceTransport(fallbackTransport);
this.transportConnect();
};
if (this.getSession(`phx:fallback:${fallbackTransport.name}`)) {
return fallback("memorized");
}
this.fallbackTimer = setTimeout(fallback, fallbackThreshold);
errorRef = this.onError((reason) => {
this.log("transport", "error", reason);
if (primaryTransport && !established) {
clearTimeout(this.fallbackTimer);
fallback(reason);
}
});
this.onOpen(() => {
established = true;
if (!primaryTransport) {
if (!this.primaryPassedHealthCheck) {
this.storeSession(`phx:fallback:${fallbackTransport.name}`, "true");
}
return this.log("transport", `established ${fallbackTransport.name} fallback`);
}
clearTimeout(this.fallbackTimer);
this.fallbackTimer = setTimeout(fallback, fallbackThreshold);
this.ping((rtt) => {
this.log("transport", "connected to primary after", rtt);
this.primaryPassedHealthCheck = true;
clearTimeout(this.fallbackTimer);
});
});
this.transportConnect();
}
clearHeartbeats() {
clearTimeout(this.heartbeatTimer);
clearTimeout(this.heartbeatTimeoutTimer);
}
onConnOpen() {
if (this.hasLogger())
this.log("transport", `${this.transport.name} connected to ${this.endPointURL()}`);
this.closeWasClean = false;
this.disconnecting = false;
this.establishedConnections++;
this.flushSendBuffer();
this.reconnectTimer.reset();
this.resetHeartbeat();
this.stateChangeCallbacks.open.forEach(([, callback]) => callback());
}
/**
* @private
*/
heartbeatTimeout() {
if (this.pendingHeartbeatRef) {
this.pendingHeartbeatRef = null;
if (this.hasLogger()) {
this.log("transport", "heartbeat timeout. Attempting to re-establish connection");
}
this.triggerChanError();
this.closeWasClean = false;
this.teardown(() => this.reconnectTimer.scheduleTimeout(), WS_CLOSE_NORMAL, "heartbeat timeout");
}
}
resetHeartbeat() {
if (this.conn && this.conn.skipHeartbeat) {
return;
}
this.pendingHeartbeatRef = null;
this.clearHeartbeats();
this.heartbeatTimer = setTimeout(() => this.sendHeartbeat(), this.heartbeatIntervalMs);
}
teardown(callback, code, reason) {
if (!this.conn) {
return callback && callback();
}
let connectClock = this.connectClock;
this.waitForBufferDone(() => {
if (connectClock !== this.connectClock) {
return;
}
if (this.conn) {
if (code) {
this.conn.close(code, reason || "");
} else {
this.conn.close();
}
}
this.waitForSocketClosed(() => {
if (connectClock !== this.connectClock) {
return;
}
if (this.conn) {
this.conn.onopen = function() {
};
this.conn.onerror = function() {
};
this.conn.onmessage = function() {
};
this.conn.onclose = function() {
};
this.conn = null;
}
callback && callback();
});
});
}
waitForBufferDone(callback, tries = 1) {
if (tries === 5 || !this.conn || !this.conn.bufferedAmount) {
callback();
return;
}
setTimeout(() => {
this.waitForBufferDone(callback, tries + 1);
}, 150 * tries);
}
waitForSocketClosed(callback, tries = 1) {
if (tries === 5 || !this.conn || this.conn.readyState === SOCKET_STATES.closed) {
callback();
return;
}
setTimeout(() => {
this.waitForSocketClosed(callback, tries + 1);
}, 150 * tries);
}
onConnClose(event) {
let closeCode = event && event.code;
if (this.hasLogger())
this.log("transport", "close", event);
this.triggerChanError();
this.clearHeartbeats();
if (!this.closeWasClean && closeCode !== 1e3) {
this.reconnectTimer.scheduleTimeout();
}
this.stateChangeCallbacks.close.forEach(([, callback]) => callback(event));
}
/**
* @private
*/
onConnError(error) {
if (this.hasLogger())
this.l