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Merge pull request #392 from embark-framework/bug_fix/whisper-demo 

Fix Whisper demo
This commit is contained in:
Iuri Matias 2018-05-02 16:12:33 -04:00 committed by GitHub
parent 5974ab81bf f303d3d839
commit be7723e077
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 112 additions and 96 deletions
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4
js/embark.js
View File

@ -263,11 +263,11 @@ EmbarkJS.Messages.sendMessage = function(options) {
return this.currentMessages.sendMessage(options); return this.currentMessages.sendMessage(options);
}; };
EmbarkJS.Messages.listenTo = function(options) { EmbarkJS.Messages.listenTo = function(options, callback) {
if (!this.currentMessages) { if (!this.currentMessages) {
throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")'); throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")');
} }
return this.currentMessages.listenTo(options); return this.currentMessages.listenTo(options, callback);
}; };
EmbarkJS.Utils = { EmbarkJS.Utils = {

7
lib/modules/whisper/js/embarkjs.js
View File

@ -64,7 +64,7 @@ __embarkWhisperNewWeb3.sendMessage = function (options) {
}); });
}; };
__embarkWhisperNewWeb3.listenTo = function (options) { __embarkWhisperNewWeb3.listenTo = function (options, callback) {
var topics = options.topic || options.topics; var topics = options.topic || options.topics;
let promise = new __MessageEvents(); let promise = new __MessageEvents();
@ -82,12 +82,15 @@ __embarkWhisperNewWeb3.listenTo = function (options) {
var payload = JSON.parse(EmbarkJS.Utils.toAscii(result.payload)); var payload = JSON.parse(EmbarkJS.Utils.toAscii(result.payload));
var data; var data;
data = { data = {
topic: result.topic, topic: EmbarkJS.Utils.toAscii(result.topic),
data: payload, data: payload,
//from: result.from, //from: result.from,
time: result.timestamp time: result.timestamp
}; };
if (callback) {
return callback(null, data);
}
promise.cb(payload, data, result); promise.cb(payload, data, result);
}); });

23
templates/demo/app/components/whisper.js
View File

@ -1,6 +1,6 @@
import EmbarkJS from 'Embark/EmbarkJS'; import EmbarkJS from 'Embark/EmbarkJS';
import React from 'react'; import React from 'react';
import { Alert, Form, FormGroup, FormControl, HelpBlock, Button } from 'react-bootstrap'; import {Alert, Form, FormGroup, FormControl, Button} from 'react-bootstrap';
class Whisper extends React.Component { class Whisper extends React.Component {
@ -14,7 +14,7 @@ class Whisper extends React.Component {
subscribedChannels: [], subscribedChannels: [],
messageList: [], messageList: [],
logs: [] logs: []
} };
} }
handleChange (e, name) { handleChange (e, name) {
@ -31,10 +31,23 @@ class Whisper extends React.Component {
listenToChannel (e) { listenToChannel (e) {
e.preventDefault(); e.preventDefault();
this.state.subscribedChannels.push(`subscribed to ${this.state.listenTo} now try sending a message`); const subscribedChannels = this.state.subscribedChannels;
subscribedChannels.push(<span>Subscribed to <b>{this.state.listenTo}</b>. Now try sending a message</span>);
this.setState({
subscribedChannels
});
EmbarkJS.Messages.listenTo({topic: [this.state.listenTo]}) EmbarkJS.Messages.listenTo({topic: [this.state.listenTo]}, (error, message) => {
.then(message => this.state.messageList.push(`channel: ${this.state.listenTo} message: ${message}`)) const messageList = this.state.messageList;
if (error) {
messageList.push(<span className="alert-danger">Error: {error}</span>);
} else {
messageList.push(<span>Channel: <b>{message.topic}</b> | Message: <b>{message.data}</b></span>);
}
this.setState({
messageList
});
});
this.addToLog("EmbarkJS.Messages.listenTo({topic: ['" + this.state.listenTo + "']}).then(function(message) {})"); this.addToLog("EmbarkJS.Messages.listenTo({topic: ['" + this.state.listenTo + "']}).then(function(message) {})");
} }