multichain-controller
Version:
A Multichain crypto wallet library that supports Ethereum, Bitcoin, Solana, Waves and other EVM compatible blockchains E.g. Binance Smart Chain, Polygon, Avalanche etc.
1,465 lines (1,340 loc) • 135 kB
JavaScript
'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
var bip39 = require('bip39');
var bitcoin = require('bitcoinjs-lib');
var ecc = require('@bitcoinerlab/secp256k1');
var bip32$1 = require('bip32');
var ecpair = require('ecpair');
require('base64-js');
var BigNumber = _interopDefault(require('bignumber.js'));
var immutable = require('immutable');
var utxolib = require('@bitgo/utxo-lib');
var axios = _interopDefault(require('axios'));
var url = require('url');
var ethers = require('ethers');
var solanaWeb3 = require('@solana/web3.js');
var splToken = require('@solana/spl-token');
var bs58 = require('bs58');
var ed25519HdKey = require('ed25519-hd-key');
var BufferLayout = require('buffer-layout');
var tsLibCrypto = require('@waves/ts-lib-crypto');
var wavesTransactions = require('@waves/waves-transactions');
function _arrayLikeToArray(r, a) {
(null == a || a > r.length) && (a = r.length);
for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e];
return n;
}
function asyncGeneratorStep(n, t, e, r, o, a, c) {
try {
var i = n[a](c),
u = i.value;
} catch (n) {
return void e(n);
}
i.done ? t(u) : Promise.resolve(u).then(r, o);
}
function _asyncToGenerator(n) {
return function () {
var t = this,
e = arguments;
return new Promise(function (r, o) {
var a = n.apply(t, e);
function _next(n) {
asyncGeneratorStep(a, r, o, _next, _throw, "next", n);
}
function _throw(n) {
asyncGeneratorStep(a, r, o, _next, _throw, "throw", n);
}
_next(void 0);
});
};
}
function _createForOfIteratorHelperLoose(r, e) {
var t = "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
if (t) return (t = t.call(r)).next.bind(t);
if (Array.isArray(r) || (t = _unsupportedIterableToArray(r)) || e && r && "number" == typeof r.length) {
t && (r = t);
var o = 0;
return function () {
return o >= r.length ? {
done: !0
} : {
done: !1,
value: r[o++]
};
};
}
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _extends() {
return _extends = Object.assign ? Object.assign.bind() : function (n) {
for (var e = 1; e < arguments.length; e++) {
var t = arguments[e];
for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]);
}
return n;
}, _extends.apply(null, arguments);
}
function _objectWithoutPropertiesLoose(r, e) {
if (null == r) return {};
var t = {};
for (var n in r) if ({}.hasOwnProperty.call(r, n)) {
if (e.indexOf(n) >= 0) continue;
t[n] = r[n];
}
return t;
}
function _unsupportedIterableToArray(r, a) {
if (r) {
if ("string" == typeof r) return _arrayLikeToArray(r, a);
var t = {}.toString.call(r).slice(8, -1);
return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0;
}
}
function createCommonjsModule(fn, module) {
return module = { exports: {} }, fn(module, module.exports), module.exports;
}
var runtime_1 = createCommonjsModule(function (module) {
/**
* Copyright (c) 2014-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
var runtime = (function (exports) {
var Op = Object.prototype;
var hasOwn = Op.hasOwnProperty;
var undefined$1; // More compressible than void 0.
var $Symbol = typeof Symbol === "function" ? Symbol : {};
var iteratorSymbol = $Symbol.iterator || "@@iterator";
var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
function define(obj, key, value) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
return obj[key];
}
try {
// IE 8 has a broken Object.defineProperty that only works on DOM objects.
define({}, "");
} catch (err) {
define = function(obj, key, value) {
return obj[key] = value;
};
}
function wrap(innerFn, outerFn, self, tryLocsList) {
// If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
var generator = Object.create(protoGenerator.prototype);
var context = new Context(tryLocsList || []);
// The ._invoke method unifies the implementations of the .next,
// .throw, and .return methods.
generator._invoke = makeInvokeMethod(innerFn, self, context);
return generator;
}
exports.wrap = wrap;
// Try/catch helper to minimize deoptimizations. Returns a completion
// record like context.tryEntries[i].completion. This interface could
// have been (and was previously) designed to take a closure to be
// invoked without arguments, but in all the cases we care about we
// already have an existing method we want to call, so there's no need
// to create a new function object. We can even get away with assuming
// the method takes exactly one argument, since that happens to be true
// in every case, so we don't have to touch the arguments object. The
// only additional allocation required is the completion record, which
// has a stable shape and so hopefully should be cheap to allocate.
function tryCatch(fn, obj, arg) {
try {
return { type: "normal", arg: fn.call(obj, arg) };
} catch (err) {
return { type: "throw", arg: err };
}
}
var GenStateSuspendedStart = "suspendedStart";
var GenStateSuspendedYield = "suspendedYield";
var GenStateExecuting = "executing";
var GenStateCompleted = "completed";
// Returning this object from the innerFn has the same effect as
// breaking out of the dispatch switch statement.
var ContinueSentinel = {};
// Dummy constructor functions that we use as the .constructor and
// .constructor.prototype properties for functions that return Generator
// objects. For full spec compliance, you may wish to configure your
// minifier not to mangle the names of these two functions.
function Generator() {}
function GeneratorFunction() {}
function GeneratorFunctionPrototype() {}
// This is a polyfill for %IteratorPrototype% for environments that
// don't natively support it.
var IteratorPrototype = {};
define(IteratorPrototype, iteratorSymbol, function () {
return this;
});
var getProto = Object.getPrototypeOf;
var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
if (NativeIteratorPrototype &&
NativeIteratorPrototype !== Op &&
hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
// This environment has a native %IteratorPrototype%; use it instead
// of the polyfill.
IteratorPrototype = NativeIteratorPrototype;
}
var Gp = GeneratorFunctionPrototype.prototype =
Generator.prototype = Object.create(IteratorPrototype);
GeneratorFunction.prototype = GeneratorFunctionPrototype;
define(Gp, "constructor", GeneratorFunctionPrototype);
define(GeneratorFunctionPrototype, "constructor", GeneratorFunction);
GeneratorFunction.displayName = define(
GeneratorFunctionPrototype,
toStringTagSymbol,
"GeneratorFunction"
);
// Helper for defining the .next, .throw, and .return methods of the
// Iterator interface in terms of a single ._invoke method.
function defineIteratorMethods(prototype) {
["next", "throw", "return"].forEach(function(method) {
define(prototype, method, function(arg) {
return this._invoke(method, arg);
});
});
}
exports.isGeneratorFunction = function(genFun) {
var ctor = typeof genFun === "function" && genFun.constructor;
return ctor
? ctor === GeneratorFunction ||
// For the native GeneratorFunction constructor, the best we can
// do is to check its .name property.
(ctor.displayName || ctor.name) === "GeneratorFunction"
: false;
};
exports.mark = function(genFun) {
if (Object.setPrototypeOf) {
Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
} else {
genFun.__proto__ = GeneratorFunctionPrototype;
define(genFun, toStringTagSymbol, "GeneratorFunction");
}
genFun.prototype = Object.create(Gp);
return genFun;
};
// Within the body of any async function, `await x` is transformed to
// `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
// `hasOwn.call(value, "__await")` to determine if the yielded value is
// meant to be awaited.
exports.awrap = function(arg) {
return { __await: arg };
};
function AsyncIterator(generator, PromiseImpl) {
function invoke(method, arg, resolve, reject) {
var record = tryCatch(generator[method], generator, arg);
if (record.type === "throw") {
reject(record.arg);
} else {
var result = record.arg;
var value = result.value;
if (value &&
typeof value === "object" &&
hasOwn.call(value, "__await")) {
return PromiseImpl.resolve(value.__await).then(function(value) {
invoke("next", value, resolve, reject);
}, function(err) {
invoke("throw", err, resolve, reject);
});
}
return PromiseImpl.resolve(value).then(function(unwrapped) {
// When a yielded Promise is resolved, its final value becomes
// the .value of the Promise<{value,done}> result for the
// current iteration.
result.value = unwrapped;
resolve(result);
}, function(error) {
// If a rejected Promise was yielded, throw the rejection back
// into the async generator function so it can be handled there.
return invoke("throw", error, resolve, reject);
});
}
}
var previousPromise;
function enqueue(method, arg) {
function callInvokeWithMethodAndArg() {
return new PromiseImpl(function(resolve, reject) {
invoke(method, arg, resolve, reject);
});
}
return previousPromise =
// If enqueue has been called before, then we want to wait until
// all previous Promises have been resolved before calling invoke,
// so that results are always delivered in the correct order. If
// enqueue has not been called before, then it is important to
// call invoke immediately, without waiting on a callback to fire,
// so that the async generator function has the opportunity to do
// any necessary setup in a predictable way. This predictability
// is why the Promise constructor synchronously invokes its
// executor callback, and why async functions synchronously
// execute code before the first await. Since we implement simple
// async functions in terms of async generators, it is especially
// important to get this right, even though it requires care.
previousPromise ? previousPromise.then(
callInvokeWithMethodAndArg,
// Avoid propagating failures to Promises returned by later
// invocations of the iterator.
callInvokeWithMethodAndArg
) : callInvokeWithMethodAndArg();
}
// Define the unified helper method that is used to implement .next,
// .throw, and .return (see defineIteratorMethods).
this._invoke = enqueue;
}
defineIteratorMethods(AsyncIterator.prototype);
define(AsyncIterator.prototype, asyncIteratorSymbol, function () {
return this;
});
exports.AsyncIterator = AsyncIterator;
// Note that simple async functions are implemented on top of
// AsyncIterator objects; they just return a Promise for the value of
// the final result produced by the iterator.
exports.async = function(innerFn, outerFn, self, tryLocsList, PromiseImpl) {
if (PromiseImpl === void 0) PromiseImpl = Promise;
var iter = new AsyncIterator(
wrap(innerFn, outerFn, self, tryLocsList),
PromiseImpl
);
return exports.isGeneratorFunction(outerFn)
? iter // If outerFn is a generator, return the full iterator.
: iter.next().then(function(result) {
return result.done ? result.value : iter.next();
});
};
function makeInvokeMethod(innerFn, self, context) {
var state = GenStateSuspendedStart;
return function invoke(method, arg) {
if (state === GenStateExecuting) {
throw new Error("Generator is already running");
}
if (state === GenStateCompleted) {
if (method === "throw") {
throw arg;
}
// Be forgiving, per 25.3.3.3.3 of the spec:
// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
return doneResult();
}
context.method = method;
context.arg = arg;
while (true) {
var delegate = context.delegate;
if (delegate) {
var delegateResult = maybeInvokeDelegate(delegate, context);
if (delegateResult) {
if (delegateResult === ContinueSentinel) continue;
return delegateResult;
}
}
if (context.method === "next") {
// Setting context._sent for legacy support of Babel's
// function.sent implementation.
context.sent = context._sent = context.arg;
} else if (context.method === "throw") {
if (state === GenStateSuspendedStart) {
state = GenStateCompleted;
throw context.arg;
}
context.dispatchException(context.arg);
} else if (context.method === "return") {
context.abrupt("return", context.arg);
}
state = GenStateExecuting;
var record = tryCatch(innerFn, self, context);
if (record.type === "normal") {
// If an exception is thrown from innerFn, we leave state ===
// GenStateExecuting and loop back for another invocation.
state = context.done
? GenStateCompleted
: GenStateSuspendedYield;
if (record.arg === ContinueSentinel) {
continue;
}
return {
value: record.arg,
done: context.done
};
} else if (record.type === "throw") {
state = GenStateCompleted;
// Dispatch the exception by looping back around to the
// context.dispatchException(context.arg) call above.
context.method = "throw";
context.arg = record.arg;
}
}
};
}
// Call delegate.iterator[context.method](context.arg) and handle the
// result, either by returning a { value, done } result from the
// delegate iterator, or by modifying context.method and context.arg,
// setting context.delegate to null, and returning the ContinueSentinel.
function maybeInvokeDelegate(delegate, context) {
var method = delegate.iterator[context.method];
if (method === undefined$1) {
// A .throw or .return when the delegate iterator has no .throw
// method always terminates the yield* loop.
context.delegate = null;
if (context.method === "throw") {
// Note: ["return"] must be used for ES3 parsing compatibility.
if (delegate.iterator["return"]) {
// If the delegate iterator has a return method, give it a
// chance to clean up.
context.method = "return";
context.arg = undefined$1;
maybeInvokeDelegate(delegate, context);
if (context.method === "throw") {
// If maybeInvokeDelegate(context) changed context.method from
// "return" to "throw", let that override the TypeError below.
return ContinueSentinel;
}
}
context.method = "throw";
context.arg = new TypeError(
"The iterator does not provide a 'throw' method");
}
return ContinueSentinel;
}
var record = tryCatch(method, delegate.iterator, context.arg);
if (record.type === "throw") {
context.method = "throw";
context.arg = record.arg;
context.delegate = null;
return ContinueSentinel;
}
var info = record.arg;
if (! info) {
context.method = "throw";
context.arg = new TypeError("iterator result is not an object");
context.delegate = null;
return ContinueSentinel;
}
if (info.done) {
// Assign the result of the finished delegate to the temporary
// variable specified by delegate.resultName (see delegateYield).
context[delegate.resultName] = info.value;
// Resume execution at the desired location (see delegateYield).
context.next = delegate.nextLoc;
// If context.method was "throw" but the delegate handled the
// exception, let the outer generator proceed normally. If
// context.method was "next", forget context.arg since it has been
// "consumed" by the delegate iterator. If context.method was
// "return", allow the original .return call to continue in the
// outer generator.
if (context.method !== "return") {
context.method = "next";
context.arg = undefined$1;
}
} else {
// Re-yield the result returned by the delegate method.
return info;
}
// The delegate iterator is finished, so forget it and continue with
// the outer generator.
context.delegate = null;
return ContinueSentinel;
}
// Define Generator.prototype.{next,throw,return} in terms of the
// unified ._invoke helper method.
defineIteratorMethods(Gp);
define(Gp, toStringTagSymbol, "Generator");
// A Generator should always return itself as the iterator object when the
// @@iterator function is called on it. Some browsers' implementations of the
// iterator prototype chain incorrectly implement this, causing the Generator
// object to not be returned from this call. This ensures that doesn't happen.
// See https://github.com/facebook/regenerator/issues/274 for more details.
define(Gp, iteratorSymbol, function() {
return this;
});
define(Gp, "toString", function() {
return "[object Generator]";
});
function pushTryEntry(locs) {
var entry = { tryLoc: locs[0] };
if (1 in locs) {
entry.catchLoc = locs[1];
}
if (2 in locs) {
entry.finallyLoc = locs[2];
entry.afterLoc = locs[3];
}
this.tryEntries.push(entry);
}
function resetTryEntry(entry) {
var record = entry.completion || {};
record.type = "normal";
delete record.arg;
entry.completion = record;
}
function Context(tryLocsList) {
// The root entry object (effectively a try statement without a catch
// or a finally block) gives us a place to store values thrown from
// locations where there is no enclosing try statement.
this.tryEntries = [{ tryLoc: "root" }];
tryLocsList.forEach(pushTryEntry, this);
this.reset(true);
}
exports.keys = function(object) {
var keys = [];
for (var key in object) {
keys.push(key);
}
keys.reverse();
// Rather than returning an object with a next method, we keep
// things simple and return the next function itself.
return function next() {
while (keys.length) {
var key = keys.pop();
if (key in object) {
next.value = key;
next.done = false;
return next;
}
}
// To avoid creating an additional object, we just hang the .value
// and .done properties off the next function object itself. This
// also ensures that the minifier will not anonymize the function.
next.done = true;
return next;
};
};
function values(iterable) {
if (iterable) {
var iteratorMethod = iterable[iteratorSymbol];
if (iteratorMethod) {
return iteratorMethod.call(iterable);
}
if (typeof iterable.next === "function") {
return iterable;
}
if (!isNaN(iterable.length)) {
var i = -1, next = function next() {
while (++i < iterable.length) {
if (hasOwn.call(iterable, i)) {
next.value = iterable[i];
next.done = false;
return next;
}
}
next.value = undefined$1;
next.done = true;
return next;
};
return next.next = next;
}
}
// Return an iterator with no values.
return { next: doneResult };
}
exports.values = values;
function doneResult() {
return { value: undefined$1, done: true };
}
Context.prototype = {
constructor: Context,
reset: function(skipTempReset) {
this.prev = 0;
this.next = 0;
// Resetting context._sent for legacy support of Babel's
// function.sent implementation.
this.sent = this._sent = undefined$1;
this.done = false;
this.delegate = null;
this.method = "next";
this.arg = undefined$1;
this.tryEntries.forEach(resetTryEntry);
if (!skipTempReset) {
for (var name in this) {
// Not sure about the optimal order of these conditions:
if (name.charAt(0) === "t" &&
hasOwn.call(this, name) &&
!isNaN(+name.slice(1))) {
this[name] = undefined$1;
}
}
}
},
stop: function() {
this.done = true;
var rootEntry = this.tryEntries[0];
var rootRecord = rootEntry.completion;
if (rootRecord.type === "throw") {
throw rootRecord.arg;
}
return this.rval;
},
dispatchException: function(exception) {
if (this.done) {
throw exception;
}
var context = this;
function handle(loc, caught) {
record.type = "throw";
record.arg = exception;
context.next = loc;
if (caught) {
// If the dispatched exception was caught by a catch block,
// then let that catch block handle the exception normally.
context.method = "next";
context.arg = undefined$1;
}
return !! caught;
}
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
var record = entry.completion;
if (entry.tryLoc === "root") {
// Exception thrown outside of any try block that could handle
// it, so set the completion value of the entire function to
// throw the exception.
return handle("end");
}
if (entry.tryLoc <= this.prev) {
var hasCatch = hasOwn.call(entry, "catchLoc");
var hasFinally = hasOwn.call(entry, "finallyLoc");
if (hasCatch && hasFinally) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
} else if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else if (hasCatch) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
}
} else if (hasFinally) {
if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else {
throw new Error("try statement without catch or finally");
}
}
}
},
abrupt: function(type, arg) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc <= this.prev &&
hasOwn.call(entry, "finallyLoc") &&
this.prev < entry.finallyLoc) {
var finallyEntry = entry;
break;
}
}
if (finallyEntry &&
(type === "break" ||
type === "continue") &&
finallyEntry.tryLoc <= arg &&
arg <= finallyEntry.finallyLoc) {
// Ignore the finally entry if control is not jumping to a
// location outside the try/catch block.
finallyEntry = null;
}
var record = finallyEntry ? finallyEntry.completion : {};
record.type = type;
record.arg = arg;
if (finallyEntry) {
this.method = "next";
this.next = finallyEntry.finallyLoc;
return ContinueSentinel;
}
return this.complete(record);
},
complete: function(record, afterLoc) {
if (record.type === "throw") {
throw record.arg;
}
if (record.type === "break" ||
record.type === "continue") {
this.next = record.arg;
} else if (record.type === "return") {
this.rval = this.arg = record.arg;
this.method = "return";
this.next = "end";
} else if (record.type === "normal" && afterLoc) {
this.next = afterLoc;
}
return ContinueSentinel;
},
finish: function(finallyLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.finallyLoc === finallyLoc) {
this.complete(entry.completion, entry.afterLoc);
resetTryEntry(entry);
return ContinueSentinel;
}
}
},
"catch": function(tryLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc === tryLoc) {
var record = entry.completion;
if (record.type === "throw") {
var thrown = record.arg;
resetTryEntry(entry);
}
return thrown;
}
}
// The context.catch method must only be called with a location
// argument that corresponds to a known catch block.
throw new Error("illegal catch attempt");
},
delegateYield: function(iterable, resultName, nextLoc) {
this.delegate = {
iterator: values(iterable),
resultName: resultName,
nextLoc: nextLoc
};
if (this.method === "next") {
// Deliberately forget the last sent value so that we don't
// accidentally pass it on to the delegate.
this.arg = undefined$1;
}
return ContinueSentinel;
}
};
// Regardless of whether this script is executing as a CommonJS module
// or not, return the runtime object so that we can declare the variable
// regeneratorRuntime in the outer scope, which allows this module to be
// injected easily by `bin/regenerator --include-runtime script.js`.
return exports;
}(
// If this script is executing as a CommonJS module, use module.exports
// as the regeneratorRuntime namespace. Otherwise create a new empty
// object. Either way, the resulting object will be used to initialize
// the regeneratorRuntime variable at the top of this file.
module.exports
));
try {
regeneratorRuntime = runtime;
} catch (accidentalStrictMode) {
// This module should not be running in strict mode, so the above
// assignment should always work unless something is misconfigured. Just
// in case runtime.js accidentally runs in strict mode, in modern engines
// we can explicitly access globalThis. In older engines we can escape
// strict mode using a global Function call. This could conceivably fail
// if a Content Security Policy forbids using Function, but in that case
// the proper solution is to fix the accidental strict mode problem. If
// you've misconfigured your bundler to force strict mode and applied a
// CSP to forbid Function, and you're not willing to fix either of those
// problems, please detail your unique predicament in a GitHub issue.
if (typeof globalThis === "object") {
globalThis.regeneratorRuntime = runtime;
} else {
Function("r", "regeneratorRuntime = r")(runtime);
}
}
});
var successResponse = function successResponse(args) {
return args;
};
/**
* https://stackoverflow.com/questions/2450954/how-to-randomize-shuffle-a-javascript-array/12646864#12646864
* Randomize array element order in-place.
* Using Durstenfeld shuffle algorithm.
*/
var shuffleArray = function shuffleArray() {
for (var _len = arguments.length, arrayIn = new Array(_len), _key = 0; _key < _len; _key++) {
arrayIn[_key] = arguments[_key];
}
var array = arrayIn.length === 1 && Array.isArray(arrayIn[0]) ? arrayIn[0] : arrayIn;
for (var i = array.length - 1; i > 0; i--) {
var j = Math.floor(Math.random() * (i + 1));
var _ref2 = [array[j], array[i]];
array[i] = _ref2[0];
array[j] = _ref2[1];
}
return array;
};
/**
* sortUTXOs compares two UTXOs by amount, then confirmations and then hash.
*
* @example
* sortUTXOs({amount: 1, confirmations: 1}, {amount: 2, confirmations: 0});
* // -1, representing that the first parameter should be ordered first.
*
* @returns a negative value to represent that a should come before b or a
* positive value to represent that b should come before a.
*/
var sortUTXOs = function sortUTXOs(a, b) {
// Sort greater values first
if (a.amount !== b.amount) {
return b.amount - a.amount;
}
// Sort older UTXOs first
if (a.confirmations !== b.confirmations) {
return a.confirmations - b.confirmations;
}
return a.txHash <= b.txHash ? -1 : 1;
};
/**
* fixValue turns a readable value, e.g. `0.0001` BTC, to the value in the smallest
* unit, e.g. `10000` sats.
*
* @example
* fixValue(0.0001, 8) = 10000;
*
* @param value Value in the readable representation, e.g. `0.0001` BTC.
* @param decimals The number of decimals to shift by, e.g. 8.
*/
var fixValue = function fixValue(value, decimals) {
return new BigNumber(value).multipliedBy(new BigNumber(10).exponentiatedBy(decimals)).decimalPlaces(0).toNumber();
};
/**
* fixUTXO calls {{fixValue}} on the value of the UTXO.
*/
var fixUTXO = function fixUTXO(utxo, decimals) {
return _extends({}, utxo, {
amount: fixValue(utxo.amount, decimals)
});
};
/**
* fixUTXOs maps over an array of UTXOs and calls {{fixValue}}.
*/
var fixUTXOs = function fixUTXOs(utxos, decimals) {
return utxos.map(function (utxo) {
return fixUTXO(utxo, decimals);
});
};
var SECONDS = 1000;
var DEFAULT_TIMEOUT = 30 * SECONDS;
var BlockchainNetwork;
(function (BlockchainNetwork) {
BlockchainNetwork["Bitcoin"] = "btc";
BlockchainNetwork["BitcoinCash"] = "bch";
BlockchainNetwork["BitcoinTestnet"] = "btc-testnet";
BlockchainNetwork["BitcoinCashTestnet"] = "bch-testnet";
})(BlockchainNetwork || (BlockchainNetwork = {}));
var fetchLatestBlock = /*#__PURE__*/function () {
var _ref = /*#__PURE__*/_asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee(network) {
var statsUrl, statsResponse;
return runtime_1.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
statsUrl = "https://api.blockchain.info/haskoin-store/" + network + "/block/best?notx=true";
_context.next = 3;
return axios.get(statsUrl);
case 3:
statsResponse = _context.sent.data;
return _context.abrupt("return", statsResponse.height);
case 5:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return function fetchLatestBlock(_x) {
return _ref.apply(this, arguments);
};
}();
var fetchUTXO = function fetchUTXO(network) {
return /*#__PURE__*/function () {
var _ref2 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee2(txHash, vOut) {
var url, response, confirmations;
return runtime_1.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
url = "https://api.blockchain.info/haskoin-store/" + network + "/transaction/" + txHash;
_context2.next = 3;
return axios.get("" + url, {
timeout: DEFAULT_TIMEOUT
});
case 3:
response = _context2.sent.data;
if (!(!response.block || !response.block.height)) {
_context2.next = 8;
break;
}
_context2.t0 = 0;
_context2.next = 16;
break;
case 8:
_context2.t1 = Math;
_context2.next = 11;
return fetchLatestBlock(network);
case 11:
_context2.t2 = _context2.sent;
_context2.t3 = response.block.height;
_context2.t4 = _context2.t2 - _context2.t3;
_context2.t5 = _context2.t4 + 1;
_context2.t0 = _context2.t1.max.call(_context2.t1, _context2.t5, 0);
case 16:
confirmations = _context2.t0;
return _context2.abrupt("return", {
txHash: txHash,
block: response.block && response.block.height ? response.block.height : 0,
amount: response.outputs[vOut].value,
confirmations: confirmations
});
case 18:
case "end":
return _context2.stop();
}
}
}, _callee2);
}));
return function (_x2, _x3) {
return _ref2.apply(this, arguments);
};
}();
};
var fetchUTXOs = function fetchUTXOs(network) {
return /*#__PURE__*/function () {
var _ref3 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee3(address, confirmations, limit, offset) {
return runtime_1.wrap(function _callee3$(_context3) {
while (1) {
switch (_context3.prev = _context3.next) {
case 0:
if (limit === void 0) {
limit = 25;
}
if (offset === void 0) {
offset = 0;
}
return _context3.abrupt("return", fetchTXs(network)(address, confirmations, limit, offset, true));
case 3:
case "end":
return _context3.stop();
}
}
}, _callee3);
}));
return function (_x4, _x5, _x6, _x7) {
return _ref3.apply(this, arguments);
};
}();
};
var fetchTXs = function fetchTXs(network) {
return /*#__PURE__*/function () {
var _ref4 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee4(address, confirmations, limit, offset, onlyUnspent) {
var url, response, latestBlock, received, _iterator, _step, tx, txConfirmations, i, vout;
return runtime_1.wrap(function _callee4$(_context4) {
while (1) {
switch (_context4.prev = _context4.next) {
case 0:
if (confirmations === void 0) {
confirmations = 0;
}
if (limit === void 0) {
limit = 25;
}
if (offset === void 0) {
offset = 0;
}
if (onlyUnspent === void 0) {
onlyUnspent = false;
}
url = "https://api.blockchain.info/haskoin-store/" + network + "/address/" + address + "/transactions/full?limit=" + limit + "&offset=" + offset;
_context4.next = 7;
return axios.get(url, {
timeout: DEFAULT_TIMEOUT
});
case 7:
response = _context4.sent.data;
received = [];
_iterator = _createForOfIteratorHelperLoose(response);
case 10:
if ((_step = _iterator()).done) {
_context4.next = 22;
break;
}
tx = _step.value;
_context4.t0 = latestBlock;
if (_context4.t0) {
_context4.next = 17;
break;
}
_context4.next = 16;
return fetchLatestBlock(network);
case 16:
_context4.t0 = _context4.sent;
case 17:
latestBlock = _context4.t0;
txConfirmations = tx.block && tx.block.height ? Math.max(latestBlock - tx.block.height + 1, 0) : 0;
for (i = 0; i < tx.outputs.length; i++) {
vout = tx.outputs[i];
if (vout.address === address && (
// If the onlyUnspent flag is true, check that the tx is unspent.
!onlyUnspent || vout.spent === false)) {
received.push({
txHash: tx.txid,
amount: vout.value,
vOut: i,
confirmations: txConfirmations
});
}
}
case 20:
_context4.next = 10;
break;
case 22:
return _context4.abrupt("return", received.filter(function (utxo) {
return confirmations === 0 || utxo.confirmations >= confirmations;
}).sort(sortUTXOs));
case 23:
case "end":
return _context4.stop();
}
}
}, _callee4);
}));
return function (_x8, _x9, _x10, _x11, _x12) {
return _ref4.apply(this, arguments);
};
}();
};
var broadcastTransaction = function broadcastTransaction(network) {
return /*#__PURE__*/function () {
var _ref5 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee5(txHex) {
var url$1, params, response;
return runtime_1.wrap(function _callee5$(_context5) {
while (1) {
switch (_context5.prev = _context5.next) {
case 0:
if (!(network !== BlockchainNetwork.Bitcoin)) {
_context5.next = 2;
break;
}
throw new Error("Broadcasting " + network + " transactions not supported by endpoint.");
case 2:
url$1 = "https://blockchain.info/pushtx";
params = new url.URLSearchParams();
params.append('tx', txHex);
_context5.next = 7;
return axios.post(url$1, params, {
timeout: DEFAULT_TIMEOUT
});
case 7:
response = _context5.sent;
if (!response.data.error) {
_context5.next = 10;
break;
}
throw new Error(response.data.error);
case 10:
return _context5.abrupt("return", response.data);
case 11:
case "end":
return _context5.stop();
}
}
}, _callee5);
}));
return function (_x13) {
return _ref5.apply(this, arguments);
};
}();
};
var Blockchain = {
networks: BlockchainNetwork,
fetchUTXO: fetchUTXO,
fetchUTXOs: fetchUTXOs,
broadcastTransaction: broadcastTransaction,
fetchTXs: fetchTXs
};
var getAPIUrl = function getAPIUrl(testnet) {
return "https://blockstream.info/" + (testnet ? 'testnet/' : '') + "api";
};
var fetchUTXO$1 = function fetchUTXO(testnet) {
return /*#__PURE__*/function () {
var _ref = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee(txHash, vOut) {
var apiUrl, utxo, heightResponse, confirmations;
return runtime_1.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
apiUrl = getAPIUrl(testnet);
_context.next = 3;
return axios.get(apiUrl + "/tx/" + txHash, {
timeout: DEFAULT_TIMEOUT
});
case 3:
utxo = _context.sent.data;
_context.next = 6;
return axios.get(apiUrl + "/blocks/tip/height", {
timeout: DEFAULT_TIMEOUT
});
case 6:
heightResponse = _context.sent.data;
confirmations = utxo.status.confirmed ? Math.max(1 + parseInt(heightResponse, 10) - utxo.status.block_height, 0) : 0;
return _context.abrupt("return", {
txHash: txHash,
block: utxo.status.confirmed ? utxo.status.block_height : 0,
amount: utxo.vout[vOut].value,
confirmations: confirmations
});
case 9:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return function (_x, _x2) {
return _ref.apply(this, arguments);
};
}();
};
var fetchUTXOs$1 = function fetchUTXOs(testnet) {
return /*#__PURE__*/function () {
var _ref2 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee2(address, confirmations) {
var apiUrl, response, heightResponse;
return runtime_1.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
apiUrl = getAPIUrl(testnet);
_context2.next = 3;
return axios.get(apiUrl + "/address/" + address + "/utxo", {
timeout: DEFAULT_TIMEOUT
});
case 3:
response = _context2.sent;
_context2.next = 6;
return axios.get(apiUrl + "/blocks/tip/height", {
timeout: DEFAULT_TIMEOUT
});
case 6:
heightResponse = _context2.sent;
return _context2.abrupt("return", response.data.map(function (utxo) {
return {
txHash: utxo.txid,
amount: utxo.value,
vOut: utxo.vout,
confirmations: utxo.status.confirmed ? 1 + parseInt(heightResponse.data, 10) - utxo.status.block_height : 0
};
}).filter(function (utxo) {
return confirmations === 0 || utxo.confirmations >= confirmations;
}).sort(sortUTXOs));
case 8:
case "end":
return _context2.stop();
}
}
}, _callee2);
}));
return function (_x3, _x4) {
return _ref2.apply(this, arguments);
};
}();
};
var fetchTXs$1 = function fetchTXs(testnet) {
return /*#__PURE__*/function () {
var _ref3 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee3(address, confirmations) {
var apiUrl, response, heightResponse, received, _iterator, _step, tx, i, vout;
return runtime_1.wrap(function _callee3$(_context3) {
while (1) {
switch (_context3.prev = _context3.next) {
case 0:
if (confirmations === void 0) {
confirmations = 0;
}
apiUrl = getAPIUrl(testnet);
_context3.next = 4;
return axios.get(apiUrl + "/address/" + address + "/txs", {
timeout: DEFAULT_TIMEOUT
});
case 4:
response = _context3.sent;
_context3.next = 7;
return axios.get(apiUrl + "/blocks/tip/height", {
timeout: DEFAULT_TIMEOUT
});
case 7:
heightResponse = _context3.sent;
received = [];
for (_iterator = _createForOfIteratorHelperLoose(response.data); !(_step = _iterator()).done;) {
tx = _step.value;
for (i = 0; i < tx.vout.length; i++) {
vout = tx.vout[i];
if (vout.scriptpubkey_address === address) {
received.push({
txHash: tx.txid,
amount: vout.value,
vOut: i,
confirmations: tx.status.confirmed ? 1 + parseInt(heightResponse.data, 10) - tx.status.block_height : 0
});
}
}
}
return _context3.abrupt("return", received.filter(function (utxo) {
return confirmations === 0 || utxo.confirmations >= confirmations;
}).sort(sortUTXOs));
case 11:
case "end":
return _context3.stop();
}
}
}, _callee3);
}));
return function (_x5, _x6) {
return _ref3.apply(this, arguments);
};
}();
};
var broadcastTransaction$1 = function broadcastTransaction(testnet) {
return /*#__PURE__*/function () {
var _ref4 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee4(txHex) {
var apiUrl, response;
return runtime_1.wrap(function _callee4$(_context4) {
while (1) {
switch (_context4.prev = _context4.next) {
case 0:
apiUrl = getAPIUrl(testnet);
_context4.next = 3;
return axios.post(apiUrl + "/tx", txHex, {
timeout: DEFAULT_TIMEOUT
});
case 3:
response = _context4.sent;
return _context4.abrupt("return", response.data);
case 5:
case "end":
return _context4.stop();
}
}
}, _callee4);
}));
return function (_x7) {
return _ref4.apply(this, arguments);
};
}();
};
var Blockstream = {
fetchUTXO: fetchUTXO$1,
fetchUTXOs: fetchUTXOs$1,
broadcastTransaction: broadcastTransaction$1,
fetchTXs: fetchTXs$1
};
var fetchUTXO$2 = function fetchUTXO(network) {
return /*#__PURE__*/function () {
var _ref = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee(txHash, vOut) {
var url, response, tx;
return runtime_1.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
url = "https://sochain.com/api/v2/get_tx/" + network + "/" + txHash;
_context.next = 3;
return axios.get(url, {
timeout: DEFAULT_TIMEOUT
});
case 3:
response = _context.sent;
tx = response.data.data;
return _context.abrupt("return", fixUTXO({
txHash: tx.txid,
amount: parseInt(tx.outputs[vOut].value, 10),
// scriptPubKey: tx.script_hex,
vOut: vOut,
confirmations: tx.confirmations
}, 8));
case 6:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return function (_x, _x2) {
return _ref.apply(this, arguments);
};
}();
};
var fetchUTXOs$2 = function fetchUTXOs(network) {
return /*#__PURE__*/function () {
var _ref2 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee2(address, confirmations) {
var url, response;
return runtime_1.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
url = "https://sochain.com/api/v2/get_tx_unspent/" + network + "/" + address + "/" + confirmations;
_context2.next = 3;
return axios.get(url, {
timeout: DEFAULT_TIMEOUT
});
case 3:
response = _context2.sent;
return _context2.abrupt("return", fixUTXOs(response.data.data.txs.map(function (utxo) {
return {
txHash: utxo.txid,
amount: utxo.value,
// scriptPubKey: utxo.script_hex,
vOut: utxo.output_no,
confirmations: utxo.confirmations
};
}), 8).filter(function (utxo) {
return confirmations === 0 || utxo.confirmations >= confirmations;
}).sort(sortUTXOs));
case 5:
case "end":
return _context2.stop();
}
}
}, _callee2);
}));
return function (_x3, _x4) {
return _ref2.apply(this, arguments);
};
}();
};
var fetchTXs$2 = function fetchTXs(network) {
return /*#__PURE__*/function () {
var _ref3 = _asyncToGenerator( /*#__PURE__*/runtime_1.mark(function _callee3(address, confirmations) {
var url, response;
return runtime_1.wrap(function _callee3$(_context3) {
while (1) {
switch (_context3.prev = _context3.next) {
case 0:
if (confirmations === void 0) {
confirmations = 0;
}
url = "https://sochain.com/api/v2/get_tx_received/" + network + "/" + address + "/" + confirmations;
_context3.next = 4;
return axios.get(url, {
timeout: DEFAULT_TIMEOUT
});
case 4:
response = _context3.sent;
return _context3.abrupt("return", fixUTXOs(response.data.data.txs.map(function (utxo) {
return {
txHash: utxo.txid,
amount: utxo.value,
// scriptPubKey: utxo.script_hex,
vOut: utxo.output_no,
confirmations: utxo.confirmations
};
}), 8).filter(function (utxo) {
return confirmations === 0 || utxo.confirmations >= confirmations;
}).sort(sortUTXOs));
case 6:
case "end":
return _context3.stop();
}
}
}, _callee3);
}));
return function (_x5, _x6) {
return _ref3.apply(this, arguments);
};
}();
};
var broadcastTransaction$2 = function broadcastTransaction(network) {
return /*#__PURE__*/function () {
var _ref4 = _asyncToGenerator(