mirror of https://github.com/embarklabs/embark.git
Merge pull request #505 from embark-framework/embarkjs_wrapper
Embarkjs wrapper
This commit is contained in:
Iuri Matias
GitHub
commit
bedd5fd4e7
81
js/embark.js
81
js/embark.js
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@ -1,9 +1,14 @@
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var EmbarkJS = {
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onReady: __embarkContext.execWhenReady
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onReady: function(cb) {
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if (typeof (__embarkContext) === 'undefined') {
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return cb();
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}
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return __embarkContext.execWhenReady(cb);
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}
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};
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EmbarkJS.isNewWeb3 = function() {
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var _web3 = new Web3();
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EmbarkJS.isNewWeb3 = function(web3Obj) {
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var _web3 = web3Obj || (new Web3());
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if (typeof(_web3.version) === "string") {
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return true;
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}
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@ -17,19 +22,75 @@ EmbarkJS.Contract = function(options) {
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this.abi = options.abi;
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this.address = options.address;
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this.gas = options.gas;
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this.code = '0x' + options.code;
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//this.web3 = options.web3 || web3;
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this.web3 = options.web3 || window.web3;
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this.web3 = options.web3;
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if (!this.web3 && typeof (web3) !== 'undefined') {
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this.web3 = web3;
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} else if (!this.web3) {
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this.web3 = window.web3;
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}
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if (EmbarkJS.isNewWeb3()) {
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// TODO:
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// add default **from** address
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// add gasPrice
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if (EmbarkJS.isNewWeb3(this.web3)) {
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ContractClass = new this.web3.eth.Contract(this.abi, this.address);
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ContractClass.setProvider(this.web3.currentProvider);
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ContractClass.options.data = this.code;
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ContractClass.options.from = this.from;
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ContractClass.abi = ContractClass.options.abi;
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ContractClass.address = this.address;
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ContractClass.gas = this.gas;
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let originalMethods = Object.keys(ContractClass);
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ContractClass._jsonInterface.forEach((abi) => {
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if (originalMethods.indexOf(abi.name) >= 0) {
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console.log(abi.name + " is a reserved word and cannot be used as a contract method, property or event");
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return;
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}
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if (!abi.inputs) {
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return;
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}
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let numExpectedInputs = abi.inputs.length;
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if (abi.type === 'function' && abi.constant) {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let call = ref.apply(ref, ...arguments).call;
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return call.apply(call, []);
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};
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} else if (abi.type === 'function') {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let send = ref.apply(ref, args).send;
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return send.apply(send, [options, cb]);
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};
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} else if (abi.type === 'event') {
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ContractClass[abi.name] = function(options, cb) {
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let ref = ContractClass.events[abi.name];
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return ref.apply(ref, [options, cb]);
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}
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}
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});
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return ContractClass;
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} else {
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ContractClass = this.web3.eth.contract(this.abi);
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@ -315,9 +376,9 @@ EmbarkJS.Names.lookup = function(identifier) {
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// To Implement
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/*
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// register a name
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// register a name
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EmbarkJS.Names.register = function(name, options) {
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}
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*/
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@ -0,0 +1,396 @@
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var EmbarkJS = {
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onReady: function(cb) {
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if (typeof (__embarkContext) === 'undefined') {
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return cb();
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}
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return __embarkContext.execWhenReady(cb);
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}
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};
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EmbarkJS.isNewWeb3 = function(web3Obj) {
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var _web3 = web3Obj || (new Web3());
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if (typeof(_web3.version) === "string") {
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return true;
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}
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return parseInt(_web3.version.api.split('.')[0], 10) >= 1;
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};
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EmbarkJS.Contract = function(options) {
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var self = this;
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var i, abiElement;
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var ContractClass;
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this.abi = options.abi;
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this.address = options.address;
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this.gas = options.gas;
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this.code = '0x' + options.code;
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//this.web3 = options.web3 || web3;
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this.web3 = options.web3;
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if (!this.web3 && typeof (web3) !== 'undefined') {
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this.web3 = web3;
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} else if (!this.web3) {
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this.web3 = window.web3;
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}
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if (EmbarkJS.isNewWeb3(this.web3)) {
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ContractClass = new this.web3.eth.Contract(this.abi, this.address);
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ContractClass.setProvider(this.web3.currentProvider);
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ContractClass.options.data = this.code;
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ContractClass.options.from = this.from;
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ContractClass.abi = ContractClass.options.abi;
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ContractClass.address = this.address;
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ContractClass.gas = this.gas;
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let originalMethods = Object.keys(ContractClass);
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ContractClass._jsonInterface.forEach((abi) => {
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if (originalMethods.indexOf(abi.name) >= 0) {
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console.log(abi.name + " is a reserved word and cannot be used as a contract method, property or event");
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return;
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}
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if (!abi.inputs) {
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return;
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}
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let numExpectedInputs = abi.inputs.length;
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if (abi.type === 'function' && abi.constant) {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let call = ref.apply(ref, ...arguments).call;
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return call.apply(call, []);
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};
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} else if (abi.type === 'function') {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let send = ref.apply(ref, args).send;
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return send.apply(send, [options, cb]);
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};
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} else if (abi.type === 'event') {
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ContractClass[abi.name] = function(options, cb) {
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let ref = ContractClass.events[abi.name];
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return ref.apply(ref, [options, cb]);
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}
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}
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});
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return ContractClass;
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} else {
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ContractClass = this.web3.eth.contract(this.abi);
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this.eventList = [];
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if (this.abi) {
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for (i = 0; i < this.abi.length; i++) {
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abiElement = this.abi[i];
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if (abiElement.type === 'event') {
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this.eventList.push(abiElement.name);
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}
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}
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}
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var messageEvents = function() {
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this.cb = function() {};
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};
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messageEvents.prototype.then = function(cb) {
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this.cb = cb;
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};
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messageEvents.prototype.error = function(err) {
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return err;
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};
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this._originalContractObject = ContractClass.at(this.address);
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this._methods = Object.getOwnPropertyNames(this._originalContractObject).filter(function(p) {
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// TODO: check for forbidden properties
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if (self.eventList.indexOf(p) >= 0) {
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self[p] = function() {
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var promise = new messageEvents();
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var args = Array.prototype.slice.call(arguments);
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args.push(function(err, result) {
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if (err) {
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promise.error(err);
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} else {
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promise.cb(result);
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}
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});
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self._originalContractObject[p].apply(self._originalContractObject[p], args);
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return promise;
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};
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return true;
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} else if (typeof self._originalContractObject[p] === 'function') {
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self[p] = function(_args) {
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var args = Array.prototype.slice.call(arguments);
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var fn = self._originalContractObject[p];
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var props = self.abi.find((x) => x.name == p);
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var promise = new Promise(function(resolve, reject) {
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args.push(function(err, transaction) {
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promise.tx = transaction;
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if (err) {
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return reject(err);
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}
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var getConfirmation = function() {
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self.web3.eth.getTransactionReceipt(transaction, function(err, receipt) {
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if (err) {
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return reject(err);
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}
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if (receipt !== null) {
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return resolve(receipt);
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}
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setTimeout(getConfirmation, 1000);
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});
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};
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if (typeof(transaction) !== "string" || props.constant) {
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resolve(transaction);
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} else {
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getConfirmation();
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}
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});
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fn.apply(fn, args);
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});
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return promise;
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};
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return true;
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}
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return false;
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});
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}
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};
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EmbarkJS.Contract.prototype.deploy = function(args, _options) {
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var self = this;
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var contractParams;
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var options = _options || {};
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contractParams = args || [];
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contractParams.push({
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from: this.web3.eth.accounts[0],
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data: this.code,
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gas: options.gas || 800000
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});
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var contractObject = this.web3.eth.contract(this.abi);
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var promise = new Promise(function(resolve, reject) {
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contractParams.push(function(err, transaction) {
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if (err) {
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reject(err);
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} else if (transaction.address !== undefined) {
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resolve(new EmbarkJS.Contract({
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abi: self.abi,
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code: self.code,
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address: transaction.address
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}));
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}
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});
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// returns promise
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// deploys contract
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// wraps it around EmbarkJS.Contract
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contractObject["new"].apply(contractObject, contractParams);
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});
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return promise;
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};
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EmbarkJS.Contract.prototype.new = EmbarkJS.Contract.prototype.deploy;
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EmbarkJS.Contract.prototype.at = function(address) {
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return new EmbarkJS.Contract({ abi: this.abi, code: this.code, address: address });
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};
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EmbarkJS.Contract.prototype.send = function(value, unit, _options) {
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var options, wei;
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if (typeof unit === 'object') {
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options = unit;
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wei = value;
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} else {
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options = _options || {};
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wei = this.web3.toWei(value, unit);
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}
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options.to = this.address;
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options.value = wei;
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this.web3.eth.sendTransaction(options);
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};
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EmbarkJS.Storage = {};
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EmbarkJS.Storage.Providers = {};
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EmbarkJS.Storage.saveText = function(text) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.saveText(text);
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};
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EmbarkJS.Storage.get = function(hash) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.get(hash);
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};
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EmbarkJS.Storage.uploadFile = function(inputSelector) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.uploadFile(inputSelector);
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};
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EmbarkJS.Storage.getUrl = function(hash) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.getUrl(hash);
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};
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EmbarkJS.Storage.registerProvider = function(providerName, obj) {
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EmbarkJS.Storage.Providers[providerName] = obj;
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};
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EmbarkJS.Storage.setProvider = function(provider, options) {
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let providerObj = this.Providers[provider];
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if (!providerObj) {
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throw new Error('Unknown storage provider');
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}
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this.currentStorage = providerObj;
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return providerObj.setProvider(options);
|
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};
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EmbarkJS.Storage.isAvailable = function(){
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.isAvailable();
|
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};
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EmbarkJS.Messages = {};
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EmbarkJS.Messages.Providers = {};
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EmbarkJS.Messages.registerProvider = function(providerName, obj) {
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EmbarkJS.Messages.Providers[providerName] = obj;
|
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};
|
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EmbarkJS.Messages.setProvider = function(provider, options) {
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let providerObj = this.Providers[provider];
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|
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if (!providerObj) {
|
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throw new Error('Unknown messages provider');
|
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}
|
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|
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this.currentMessages = providerObj;
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|
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return providerObj.setProvider(options);
|
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};
|
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EmbarkJS.Messages.isAvailable = function(){
|
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return this.currentMessages.isAvailable();
|
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};
|
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|
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EmbarkJS.Messages.sendMessage = function(options) {
|
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if (!this.currentMessages) {
|
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throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")');
|
||||
}
|
||||
return this.currentMessages.sendMessage(options);
|
||||
};
|
||||
|
||||
EmbarkJS.Messages.listenTo = function(options, callback) {
|
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if (!this.currentMessages) {
|
||||
throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")');
|
||||
}
|
||||
return this.currentMessages.listenTo(options, callback);
|
||||
};
|
||||
|
||||
EmbarkJS.Names = {};
|
||||
|
||||
EmbarkJS.Names.Providers = {};
|
||||
|
||||
EmbarkJS.Names.registerProvider = function(providerName, obj) {
|
||||
EmbarkJS.Names.Providers[providerName] = obj;
|
||||
}
|
||||
|
||||
EmbarkJS.Names.setProvider = function(provider, options) {
|
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let providerObj = this.Providers[provider];
|
||||
|
||||
if (!providerObj) {
|
||||
throw new Error('Unknown name system provider');
|
||||
}
|
||||
|
||||
this.currentNameSystems = providerObj;
|
||||
|
||||
return providerObj.setProvider(options);
|
||||
};
|
||||
|
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// resolve resolves a name into an identifier of some kind
|
||||
EmbarkJS.Names.resolve = function(name) {
|
||||
if (!this.currentNameSystems) {
|
||||
throw new Error('Name system provider not set; e.g EmbarkJS.Names.setProvider("ens")');
|
||||
}
|
||||
return this.currentNameSystems.resolve(name);
|
||||
}
|
||||
|
||||
// the reverse of resolve, resolves using an identifier to get to a name
|
||||
EmbarkJS.Names.lookup = function(identifier) {
|
||||
if (!this.currentNameSystems) {
|
||||
throw new Error('Name system provider not set; e.g EmbarkJS.Names.setProvider("ens")');
|
||||
}
|
||||
return this.currentNameSystems.lookup(identifier);
|
||||
}
|
||||
|
||||
// To Implement
|
||||
|
||||
/*
|
||||
// register a name
|
||||
EmbarkJS.Names.register = function(name, options) {
|
||||
|
||||
}
|
||||
*/
|
||||
|
||||
EmbarkJS.Utils = {
|
||||
fromAscii: function(str) {
|
||||
var _web3 = new Web3();
|
||||
return _web3.utils ? _web3.utils.fromAscii(str) : _web3.fromAscii(str);
|
||||
},
|
||||
toAscii: function(str) {
|
||||
var _web3 = new Web3();
|
||||
return _web3.utils.toAscii(str);
|
||||
}
|
||||
};
|
||||
|
||||
module.exports = EmbarkJS;
|
||||
|
|
@ -8,6 +8,8 @@ const cloneDeep = require('clone-deep');
|
|||
const AccountParser = require('../contracts/accountParser');
|
||||
const Provider = require('../contracts/provider');
|
||||
|
||||
const EmbarkJS = require('../../js/embark_node');
|
||||
|
||||
function getSimulator() {
|
||||
try {
|
||||
return require('ganache-cli');
|
||||
|
|
@ -241,12 +243,13 @@ class Test {
|
|||
} else {
|
||||
data = self.contracts[contractName].options.data;
|
||||
}
|
||||
Object.assign(self.contracts[contractName], new self.web3.eth.Contract(contract.abiDefinition, contract.deployedAddress,
|
||||
{from: self.web3.eth.defaultAccount, gas: 6000000}));
|
||||
Object.assign(self.contracts[contractName], new EmbarkJS.Contract({abi: contract.abiDefinition, address: contract.deployedAddress, from: self.web3.eth.defaultAccount, gas: 6000000, web3: self.web3}));
|
||||
|
||||
self.contracts[contractName].address = contract.deployedAddress;
|
||||
if (self.contracts[contractName].options) {
|
||||
self.contracts[contractName].options.from = self.contracts[contractName].options.from || self.web3.eth.defaultAccount;
|
||||
self.contracts[contractName].options.data = data;
|
||||
self.contracts[contractName].options.gas = 6000000;
|
||||
}
|
||||
eachCb();
|
||||
}, (err) => {
|
||||
|
|
@ -288,10 +291,10 @@ class Test {
|
|||
contract = this.engine.contractsManager.contracts[contractNames[0]];
|
||||
}
|
||||
}
|
||||
this.contracts[contractName] = new this.web3.eth.Contract(contract.abiDefinition, contract.address,
|
||||
{from: this.web3.eth.defaultAccount, gas: 6000000});
|
||||
this.contracts[contractName] = new EmbarkJS.Contract({abi: contract.abiDefinition, address: contract.address, from: this.web3.eth.defaultAccount, gas: 6000000, web3: this.web3});
|
||||
this.contracts[contractName].address = contract.address;
|
||||
this.contracts[contractName].options.data = contract.code;
|
||||
this.contracts[contractName].options.gas = 6000000;
|
||||
this.web3.eth.getAccounts().then((accounts) => {
|
||||
this.contracts[contractName].options.from = contract.from || accounts[0];
|
||||
});
|
||||
|
|
|
|||
|
|
@ -40,6 +40,11 @@ contract("AnotherStorage", function() {
|
|||
assert.equal(result.toString(), SimpleStorage.options.address);
|
||||
});
|
||||
|
||||
it("set SimpleStorage address with alternative syntax", async function() {
|
||||
let result = await AnotherStorage.simpleStorageAddress();
|
||||
assert.equal(result.toString(), SimpleStorage.options.address);
|
||||
});
|
||||
|
||||
it('should set the balance correctly', async function () {
|
||||
const balance = await web3.eth.getBalance(accounts[0]);
|
||||
assert.ok(balance < 5000000000000000000);
|
||||
|
|
|
|||
Loading…
Reference in New Issue