feature(@embark/embarkjs-whisper: make embarkjs whisper plugin a module on its own

feature(@embark/embarkjs-whisper: make embarkjs whisper plugin a module on its own

feature(@embark/embarkjs-whisper: make embarkjs whisper plugin a module on its own

packages/embark-whisper/package.json

@@ -49,6 +49,7 @@
     "@babel/runtime-corejs2": "7.3.1",
     "async": "2.6.1",
     "embark-utils": "^4.0.0",
+    "embarkjs-whisper": "^4.0.0",
     "rxjs": "6.4.0"
   },
   "devDependencies": {

packages/embark-whisper/src/index.js

@@ -1,14 +1,18 @@
 /* global __ __dirname module require setTimeout */
 
-import {joinPath, canonicalHost, defaultHost} from 'embark-utils';
+import {canonicalHost, defaultHost} from 'embark-utils';
 let Web3 = require('web3');
 const {parallel} = require('async');
-const {sendMessage, listenTo} = require('./js/communicationFunctions');
 const {fromEvent} = require('rxjs');
 const {map, takeUntil} = require('rxjs/operators');
 
 const EMBARK_RESOURCE_ORIGIN = "http://embark";
 
+import whisper from 'embarkjs-whisper';
+
+const sendMessage = whisper.real_sendMessage;
+const listenTo = whisper.real_listenTo;
+
 class Whisper {
   constructor(embark, options) {
     this.logger = embark.logger;
@@ -118,20 +122,12 @@ class Whisper {
       return;
     }
 
-    // TODO: possible race condition could be a concern
+    let code = "";
-    this.events.request("version:get:web3", function(web3Version) {
+
-      let code = "";
+    code += "\nconst __embarkWhisperNewWeb3 = require('embarkjs-whisper')";
-      if (web3Version[0] === "0") {
+    code += "\nEmbarkJS.Messages.registerProvider('whisper', __embarkWhisperNewWeb3.default || __embarkWhisperNewWeb3);";
-        self.isOldWeb3 = true;
+
-        code += "\n" + self.fs.readFileSync(joinPath(__dirname, 'js', 'embarkjs_old_web3.js')).toString();
+    self.embark.addCodeToEmbarkJS(code);
-        code += "\nEmbarkJS.Messages.registerProvider('whisper', __embarkWhisperOld);";
-      } else {
-        code += "\n" + self.fs.readFileSync(joinPath(__dirname, 'js', 'communicationFunctions.js')).toString();
-        code += "\n" + self.fs.readFileSync(joinPath(__dirname, 'js', 'embarkjs.js')).toString();
-        code += "\nEmbarkJS.Messages.registerProvider('whisper', __embarkWhisperNewWeb3);";
-      }
-      self.embark.addCodeToEmbarkJS(code);
-    });
   }
 
   addSetProvider() {

packages/embark-whisper/src/js/embarkjs_old_web3.js

@@ -1,117 +0,0 @@
-/* global EmbarkJS Web3 */
-
-const {bindNodeCallback} = require('rxjs');
-const {map} = require('rxjs/operators');
-
-// for the old version of whisper and web3.js
-let __embarkWhisperOld = {};
-
-__embarkWhisperOld.setProvider = function (options) {
-  const self = this;
-  let provider;
-  if (options === undefined) {
-    provider = "localhost:8546";
-  } else {
-    provider = options.server + ':' + options.port;
-  }
-  self.web3 = new Web3(new Web3.providers.HttpProvider("http://" + provider));
-  self.getWhisperVersion(function (err, version) {
-    if (err) {
-      console.log("whisper not available");
-    } else if (version >= 5) {
-      throw new Error("whisper 5 not supported with this version of web3.js");
-    } else {
-      self.identity = self.web3.shh.newIdentity();
-    }
-    self.whisperVersion = self.web3.version.whisper;
-  });
-};
-
-__embarkWhisperOld.sendMessage = function (options) {
-  var topics, data, ttl, priority, payload;
-  topics = options.topic || options.topics;
-  data = options.data || options.payload;
-  ttl = options.ttl || 100;
-  priority = options.priority || 1000;
-  var identity = options.identity || this.identity || this.web3.shh.newIdentity();
-  var _topics;
-
-  if (topics === undefined) {
-    throw new Error("missing option: topic");
-  }
-
-  if (data === undefined) {
-    throw new Error("missing option: data");
-  }
-
-  if (typeof topics === 'string') {
-    _topics = [EmbarkJS.Utils.fromAscii(topics)];
-  } else {
-    _topics = topics.map((t) => EmbarkJS.Utils.fromAscii(t));
-  }
-  topics = _topics;
-
-  payload = JSON.stringify(data);
-
-  var message;
-  message = {
-    from: identity,
-    topics: topics,
-    payload: EmbarkJS.Utils.fromAscii(payload),
-    ttl: ttl,
-    priority: priority
-  };
-
-  return this.web3.shh.post(message, function () {
-  });
-};
-
-__embarkWhisperOld.listenTo = function (options) {
-  var topics, _topics;
-  topics = options.topic || options.topics;
-  _topics = [];
-
-  if (typeof topics === 'string') {
-    _topics = [topics];
-  } else {
-    _topics = topics.map((t) => EmbarkJS.Utils.fromAscii(t));
-  }
-  topics = _topics;
-
-  var filterOptions = {
-    topics: topics
-  };
-
-  const obsFilter = bindNodeCallback(this.web3.shh.filter);
-
-  return obsFilter(filterOptions).pipe(map(result => ({
-    data: JSON.parse(EmbarkJS.Utils.toAscii(result.payload)),
-    from: result.from,
-    payload: result.payload,
-    result,
-    time: (new Date(result.sent * 1000)),
-    topic: topics
-  })));
-};
-
-__embarkWhisperOld.getWhisperVersion = function (cb) {
-  this.web3.version.getWhisper(function (err, _res) {
-    cb(err, self.web3.version.whisper);
-  });
-};
-
-__embarkWhisperOld.isAvailable = function () {
-  return new Promise((resolve, reject) => {
-    if (!this.web3) {
-      return resolve(false);
-    }
-    try {
-      this.getWhisperVersion((err) => {
-        resolve(Boolean(!err));
-      });
-    }
-    catch (err) {
-      reject(err);
-    }
-  });
-};

packages/embark/src/lib/modules/codeRunner/vm.ts

@@ -41,6 +41,7 @@ class VM {
         "@babel/runtime-corejs2/core-js/object/assign",
         "eth-ens-namehash",
         "swarm-api",
+        "embarkjs-whisper",
         "rxjs",
         "rxjs/operators",
       ],

packages/embarkjs-whisper/.babelrc.js

@@ -0,0 +1,46 @@
+/* global module require */
+
+const cloneDeep = require('lodash.clonedeep');
+
+module.exports = (api) => {
+  const env = api.env();
+
+  const base = {};
+
+  const browser = cloneDeep(base);
+  Object.assign(browser, {
+    ignore: [
+      'src/embarkjs.js',
+      'src/node/index.js'
+    ]
+  });
+
+  const node = cloneDeep(base);
+  Object.assign(node, {
+    ignore: [
+      'src/browser.js'
+    ]
+  });
+
+  const nodeAsync = cloneDeep(base);
+  Object.assign(nodeAsync, {
+    ignore: [
+      'src/node/index.js'
+    ]
+  });
+
+  const nodeTest = cloneDeep(base);
+
+  switch (env) {
+    case 'browser':
+      return browser;
+    case 'node':
+      return node;
+    case 'node:async':
+      return nodeAsync;
+    case 'node:test':
+      return nodeTest;
+    default:
+      return base;
+  }
+};

packages/embarkjs-whisper/.gitignore

@@ -0,0 +1 @@
+build-test

packages/embarkjs-whisper/.npmrc

@@ -0,0 +1,4 @@
+engine-strict = true
+package-lock = false
+save-exact = true
+scripts-prepend-node-path = true

packages/embarkjs-whisper/README.md

@@ -0,0 +1,6 @@
+# `embarkjs-whisper`
+
+embarkjs plugin to interact with whisper
+
+Visit [embark.status.im](https://embark.status.im/) to get started with
+[Embark](https://github.com/embark-framework/embark).

packages/embarkjs-whisper/package.json

@@ -0,0 +1,74 @@
+{
+  "name": "embarkjs-whisper",
+  "version": "4.0.0",
+  "author": "Iuri Matias <iuri.matias@gmail.com>",
+  "contributors": [],
+  "description": "Whisper plugin for embarkjs",
+  "homepage": "https://github.com/embark-framework/embark/tree/master/packages/embarkjs-whisper#readme",
+  "bugs": "https://github.com/embark-framework/embark/issues",
+  "keywords": [
+    "blockchain",
+    "dapps",
+    "ethereum",
+    "ipfs",
+    "serverless",
+    "solc",
+    "solidity"
+  ],
+  "license": "MIT",
+  "repository": {
+    "directory": "packages/embarkjs-whisper",
+    "type": "git",
+    "url": "https://github.com/embark-framework/embark.git"
+  },
+  "main": "dist/node/index.js",
+  "browser": {
+    "./dist/node/index.js": "./dist/browser/index.js"
+  },
+  "browserslist": [
+    "last 1 version",
+    "not dead",
+    "> 0.2%"
+  ],
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "build": "npm-run-all build:**",
+    "build:browser": "cross-env BABEL_ENV=browser babel src --out-dir dist/browser --root-mode upward",
+    "build:node": "cross-env BABEL_ENV=node babel src --out-dir dist --root-mode upward --source-maps",
+    "build:node:async": "cross-env BABEL_ENV=node:async babel src/node --out-dir dist --root-mode upward --source-maps",
+    "// build:node:test": "cross-env BABEL_ENV=node:test babel test --out-dir build-test --root-mode upward --source-maps",
+    "ci": "npm run qa",
+    "clean": "npm run reset",
+    "package": "npm pack",
+    "// qa": "npm-run-all build test package",
+    "qa": "npm-run-all build package",
+    "reset": "npx rimraf build-test dist embarkjs-*.tgz package",
+    "start": "npm run watch",
+    "test": "mocha \"build-test/**/*.js\" --exit --no-timeouts --require source-map-support/register",
+    "watch": "run-p \"build:** -- --verbose --watch\""
+  },
+  "dependencies": {
+    "@babel/runtime-corejs2": "7.3.1",
+    "rxjs": "6.4.0",
+    "web3": "1.0.0-beta.37"
+  },
+  "devDependencies": {
+    "@babel/cli": "7.2.3",
+    "@babel/core": "7.2.2",
+    "ajv": "6.5.2",
+    "chai": "4.2.0",
+    "cross-env": "5.2.0",
+    "lodash.clonedeep": "4.5.0",
+    "mocha": "5.2.0",
+    "npm-run-all": "4.1.5",
+    "rimraf": "2.6.3",
+    "source-map-support": "0.5.9"
+  },
+  "engines": {
+    "node": ">=8.12.0",
+    "npm": ">=6.4.1",
+    "yarn": ">=1.12.3"
+  }
+}

packages/embarkjs-whisper/src/communicationFunctions.js

@@ -98,9 +98,7 @@ function listenTo(options) {
   return obsSub;
 }
 
-if (typeof module !== 'undefined' && module.exports) {
+export default {
-  module.exports = {
+  sendMessage,
-    sendMessage,
+  listenTo
-    listenTo
+};
-  };
-}

packages/embarkjs-whisper/src/embarkjs.js

@@ -0,0 +1 @@
+export {default} from './index';

packages/embarkjs-whisper/src/index.js

@@ -1,8 +1,13 @@
 /* global EmbarkJS Web3 listenTo sendMessage */
+let Web3 = require('web3');
+const {sendMessage, listenTo} = require('./communicationFunctions').default;
 
 // for the whisper v5 and web3.js 1.0
 let __embarkWhisperNewWeb3 = {};
 
+__embarkWhisperNewWeb3.real_sendMessage = sendMessage;
+__embarkWhisperNewWeb3.real_listenTo = listenTo;
+
 __embarkWhisperNewWeb3.setProvider = function(options) {
   const self = this;
   let provider;
@@ -49,7 +54,7 @@ __embarkWhisperNewWeb3.sendMessage = function(options) {
     data
   });
 
-  sendMessage(options, (err) => {
+  this.real_sendMessage(options, (err) => {
     if (err) {
       throw new Error(err);
     }
@@ -64,7 +69,7 @@ __embarkWhisperNewWeb3.listenTo = function (options) {
     subscribe: this.web3.shh.subscribe,
     symKeyID: options.symKeyID || this.symKeyID
   });
-  return listenTo(options);
+  return this.real_listenTo(options);
 };
 
 __embarkWhisperNewWeb3.getWhisperVersion = function(cb) {
@@ -107,3 +112,5 @@ __embarkWhisperNewWeb3.isAvailable = function() {
     }
   });
 };
+
+export default __embarkWhisperNewWeb3;

packages/embarkjs-whisper/src/node/index.js

@@ -0,0 +1 @@
+module.exports = require('../embarkjs').default;