├── .gitignore ├── LICENSE.txt ├── README.md ├── docs ├── asset-manifest.json ├── favicon.ico ├── index.html ├── logo192.png ├── logo512.png ├── manifest.json ├── precache-manifest.77724a8e4f1aaf6ade30ce996aceb5ee.js ├── robots.txt ├── service-worker.js └── static │ ├── css │ ├── 2.1a1504c9.chunk.css │ ├── 2.1a1504c9.chunk.css.map │ ├── main.34de6062.chunk.css │ └── main.34de6062.chunk.css.map │ └── js │ ├── 2.eef3e905.chunk.js │ ├── 2.eef3e905.chunk.js.map │ ├── main.d9e65e74.chunk.js │ ├── main.d9e65e74.chunk.js.map │ ├── runtime-main.25df1f47.js │ └── runtime-main.25df1f47.js.map ├── package-lock.json ├── package.json ├── public ├── favicon.ico ├── index.html ├── logo192.png ├── logo512.png ├── manifest.json └── robots.txt └── src ├── App.css ├── App.js ├── App.test.js ├── components ├── ConnectForm.js ├── HeaderActions.js ├── MessageList.js ├── PublishForm.js ├── SubscribeForm.js └── widgets.js ├── context └── AppContext.js ├── index.css ├── index.js ├── logo.svg ├── serviceWorker.js └── utils ├── client.js ├── store.js └── utils.js /.gitignore: -------------------------------------------------------------------------------- 1 | # See https://help.github.com/articles/ignoring-files/ for more about ignoring files. 2 | 3 | # dependencies 4 | /node_modules 5 | /.pnp 6 | .pnp.js 7 | fake.js 8 | .history 9 | 10 | # testing 11 | /coverage 12 | 13 | # production 14 | /build 15 | 16 | # misc 17 | .DS_Store 18 | .env.local 19 | .env.development.local 20 | .env.test.local 21 | .env.production.local 22 | 23 | npm-debug.log* 24 | yarn-debug.log* 25 | yarn-error.log* 26 | -------------------------------------------------------------------------------- /LICENSE.txt: -------------------------------------------------------------------------------- 1 | 2 | Apache License 3 | Version 2.0, January 2004 4 | http://www.apache.org/licenses/ 5 | 6 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 7 | 8 | 1. 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We also recommend that a 186 | file or class name and description of purpose be included on the 187 | same "printed page" as the copyright notice for easier 188 | identification within third-party archives. 189 | 190 | Copyright [yyyy] [name of copyright owner] 191 | 192 | Licensed under the Apache License, Version 2.0 (the "License"); 193 | you may not use this file except in compliance with the License. 194 | You may obtain a copy of the License at 195 | 196 | http://www.apache.org/licenses/LICENSE-2.0 197 | 198 | Unless required by applicable law or agreed to in writing, software 199 | distributed under the License is distributed on an "AS IS" BASIS, 200 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 201 | See the License for the specific language governing permissions and 202 | limitations under the License. 203 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | 2 | 3 | ## MQTT Monitor 4 | 5 | 6 | **MQTT Monitor** is a simple Web UI for IoT developers, using `javascript` + `react` + `bootstrap` + `websocket` + `mqtt.js`. 7 | 8 | You can try it [here](https://blog.mcxiaoke.com/mqtt-monitor/). 9 | 10 | ------ 11 | 12 | ## Licence 13 | 14 | Copyright 2019 github@mcxiaoke.com 15 | 16 | Licensed under the Apache License, Version 2.0 (the "License"); 17 | you may not use this file except in compliance with the License. 18 | You may obtain a copy of the License at 19 | 20 | http://www.apache.org/licenses/LICENSE-2.0 21 | 22 | Unless required by applicable law or agreed to in writing, software 23 | distributed under the License is distributed on an "AS IS" BASIS, 24 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 25 | See the License for the specific language governing permissions and 26 | limitations under the License. 27 | -------------------------------------------------------------------------------- /docs/asset-manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "files": { 3 | "main.css": "./static/css/main.34de6062.chunk.css", 4 | "main.js": "./static/js/main.d9e65e74.chunk.js", 5 | "main.js.map": "./static/js/main.d9e65e74.chunk.js.map", 6 | "runtime-main.js": "./static/js/runtime-main.25df1f47.js", 7 | "runtime-main.js.map": "./static/js/runtime-main.25df1f47.js.map", 8 | "static/css/2.1a1504c9.chunk.css": "./static/css/2.1a1504c9.chunk.css", 9 | "static/js/2.eef3e905.chunk.js": "./static/js/2.eef3e905.chunk.js", 10 | "static/js/2.eef3e905.chunk.js.map": "./static/js/2.eef3e905.chunk.js.map", 11 | "index.html": "./index.html", 12 | "precache-manifest.77724a8e4f1aaf6ade30ce996aceb5ee.js": "./precache-manifest.77724a8e4f1aaf6ade30ce996aceb5ee.js", 13 | "service-worker.js": "./service-worker.js", 14 | "static/css/2.1a1504c9.chunk.css.map": "./static/css/2.1a1504c9.chunk.css.map", 15 | "static/css/main.34de6062.chunk.css.map": "./static/css/main.34de6062.chunk.css.map" 16 | }, 17 | "entrypoints": [ 18 | "static/js/runtime-main.25df1f47.js", 19 | "static/css/2.1a1504c9.chunk.css", 20 | "static/js/2.eef3e905.chunk.js", 21 | "static/css/main.34de6062.chunk.css", 22 | "static/js/main.d9e65e74.chunk.js" 23 | ] 24 | } -------------------------------------------------------------------------------- /docs/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/mcxiaoke/mqtt-monitor/13255557dd81028c420f6e20975a38beebd0f76b/docs/favicon.ico -------------------------------------------------------------------------------- /docs/index.html: -------------------------------------------------------------------------------- 1 | MQTT Web Client
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content"})),o.a.createElement(j.a,{xs:12,md:2},o.a.createElement(I.a,{className:"btn-block",name:"publish",variant:"primary",type:"submit",disabled:!n},"Publish")))),o.a.createElement(L,{topics:c,onTopicClick:function(e){console.log("onTopicClick",e),s.current.value=e}}))};var z=function(e){return o.a.createElement(W.a,{defaultActiveKey:"0",className:"w-100"},o.a.createElement(H.a,null,o.a.createElement(W.a.Toggle,{as:H.a.Header,className:"bg-dark",eventKey:"0"},o.a.createElement("span",{className:"text-white"}," Connect Options")),o.a.createElement(W.a.Collapse,{eventKey:"0"},o.a.createElement(H.a.Body,null,o.a.createElement(J,{onConnectFormSubmit:e.onConnectFormSubmit})))),o.a.createElement(H.a,null,o.a.createElement(W.a.Toggle,{as:H.a.Header,className:"bg-dark",eventKey:"1"},o.a.createElement("span",{className:"text-white"}," Subscribe Options")),o.a.createElement(W.a.Collapse,{eventKey:"1"},o.a.createElement(H.a.Body,null,o.a.createElement(Q,{onSubscribeFormSubmit:e.onSubscribeFormSubmit})))),o.a.createElement(H.a,null,o.a.createElement(W.a.Toggle,{as:H.a.Header,className:"bg-dark",eventKey:"2"},o.a.createElement("span",{className:"text-white"}," Publish Options")),o.a.createElement(W.a.Collapse,{eventKey:"2"},o.a.createElement(H.a.Body,null,o.a.createElement(V,{onPublishFormSubmit:e.onPublishFormSubmit})))))};function $(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var a=Object.getOwnPropertySymbols(e);t&&(a=a.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,a)}return n}var X={host:"ws://test.mosquitto.org:8080",username:null,password:null},Z=new Set(["test/#","monitor/#","device/#"]),ee=function(e){function t(e){var n;Object(l.a)(this,t),(n=Object(m.a)(this,Object(b.a)(t).call(this,e))).onClearClick=function(){n.setState({messages:[]})},n.onConnectFormSubmit=function(e){console.log("onConnectFormSubmit ",e),n.state.isConnected?n.client.end():e&&e.host&&n.connect(e)},n.onSubscribeFormSubmit=function(e){console.log("onSubscribeFormSubmit ",e);var t=e.subscribe,a=e.topics;if(n.state.isConnected&&a){var o=a.split(" ");t?n.subscribe(o):n.unsubscribe(o)}},n.onPublishFormSubmit=function(e){console.log("onPublishFormFormSubmit ",e);var t=e.topic,a=e.message;t.includes("#")||t.includes("*")?w("Invalid Topics","Can not publish to wildcard topics"):n.state.isConnected&&t&&a&&n.publish(t,a,e.callback)};var a=g("options")||X;return n.state={isConnected:!1,needReconnect:!0,options:a,topics:new Set,messages:[]},n}return Object(p.a)(t,e),Object(u.a)(t,[{key:"render",value:function(){var e=this.state,t=e.messages,n=e.isConnected,a=t&&t.length>0,c=n?"p-2 text-primary":"p-2 text-secondary";return o.a.createElement(N.Provider,{value:this.state},o.a.createElement(O.a,null,o.a.createElement(k.a,{className:"justify-content-center"},o.a.createElement("h2",{className:c,as:j.a},"MQTT Web Client")),o.a.createElement(k.a,null,o.a.createElement(z,{onConnectFormSubmit:this.onConnectFormSubmit,onSubscribeFormSubmit:this.onSubscribeFormSubmit,onPublishFormSubmit:this.onPublishFormSubmit})),o.a.createElement(k.a,{className:"m-3"},o.a.createElement("h4",{as:j.a},"Received Messages")),o.a.createElement(k.a,null,o.a.createElement(B,null)),o.a.createElement(k.a,{className:"justify-content-end p-3"},a?o.a.createElement(I.a,{as:j.a,md:3,lg:2,onClick:this.onClearClick,variant:"outline-dark"},"Clear Messages"):null)))}},{key:"cleanTopics",value:function(e){var t,n;return n=e,t="[object String]"===Object.prototype.toString.call(n)?e.split(" "):(function(e){null!=e&&e[Symbol.iterator]}(e),e),Object(r.a)(t).map((function(e){return e.trim()})).filter(Boolean)}},{key:"publish",value:function(e,t,n){console.log("publish",e,t),this.client.publish(e,t,(function(a){a?console.log("publish fail:",a):(console.log("published:",e,t),y("Message Sent","message is sent to "+e)),n&&n(a)}))}},{key:"unsubscribe",value:function(e,t){var n=this,a=this.cleanTopics(e);console.log("unsubscribe to",a),this.client.unsubscribe(a,(function(e){if(e)console.error("unsubscribe fail:",e);else{console.log("unsubscribed to",a);var o=n.state.topics;a.forEach((function(e){o.delete(e)})),n.setState({topics:o})}t&&t(e)}))}},{key:"subscribe",value:function(e,t){var n=this,a=this.cleanTopics(e);console.log("subscribe to",a),this.client.subscribe(a,null,(function(e,o){e?(console.error("subscribe fail:",e),w("Subscribe Failed",e)):(console.log("subscribed to",o),n.setState({topics:new Set([].concat(Object(r.a)(a),Object(r.a)(n.state.topics)))}),y("Subscribe Success","subscribed topics: "+a)),t&&t(e,o)}))}},{key:"disconnect",value:function(){this.state.isConnected&&this.client.end((function(){console.log("disconnect end")}))}},{key:"onConnected",value:function(e){var t=this;console.log("connected to",e),y("MQTT Connected!","server is "+e.host),h("options",e),this.setState({isConnected:this.client.connected,options:e,messages:[]},(function(){var e;e=t.state.topics&&t.state.topics.length>0?t.state.topics:Z,t.subscribe(e,(function(e){if(!e){var n=F()().format("YYYY-MM-DD HH:mm:ss");t.client.publish("device/online","Web Monitor online at ".concat(n,"!"))}}))}))}},{key:"connect",value:function(e){var t=this,n=function(e){for(var t=1;t {\n window.localStorage.setItem(\"mqtt_store_item_\" + key, JSON.stringify(obj));\n};\n\nexport const storeClear = () => {\n window.localStorage.clear();\n};\n\nexport const storeGet = (key) => {\n let s = window.localStorage.getItem(\"mqtt_store_item_\" + key);\n return s ? JSON.parse(s) : undefined;\n};\n\nexport const storeDelete = (key) => {\n window.localStorage.removeItem(\"mqtt_store_item_\" + key);\n};\n\nexport const saveMessages = (host, messages) => {\n storeSet(host + \"_messages\", messages);\n};\n\nexport const loadMessages = (host) => {\n return storeGet(host + \"_messages\") || [];\n};\n\nexport const deleteMessages = (host) => {\n storeDelete(host + \"_messages\");\n};\n","import Swal from \"sweetalert2\";\nimport withReactContent from \"sweetalert2-react-content\";\n\nconst MySwal = withReactContent(Swal);\n// https://www.npmjs.com/package/sweetalert2\n// eslint-disable-next-line no-unused-vars\nexport const toastInfo = (title, message, timeout) => {\n MySwal.fire({\n icon: \"success\",\n title: title,\n text: message,\n toast: true,\n position: \"bottom\",\n timer: timeout || 3000\n });\n};\n\nexport const toastError = (title, message, timeout) => {\n MySwal.fire({\n icon: \"error\",\n title: title,\n text: message,\n toast: true,\n position: \"center\",\n timer: timeout || 5000\n });\n};\n\nexport const isIterable = function(obj) {\n // checks for null and undefined\n if (obj == null) {\n return false;\n }\n return typeof obj[Symbol.iterator] === \"function\";\n};\n\nexport const isString = function(obj) {\n return Object.prototype.toString.call(obj) === \"[object String]\";\n};\n","import React from \"react\";\n\nexport default React.createContext({\n isConnected: false,\n options: {},\n topics: new Set()\n});\n","import React, { useContext } from \"react\";\nimport Moment from \"react-moment\";\nimport ListGroup from \"react-bootstrap/ListGroup\";\nimport Media from \"react-bootstrap/Media\";\nimport Badge from \"react-bootstrap/Badge\";\nimport AppContext from \"../context/AppContext\";\n\nconst CreatedAt = ({ ts }) => {\n return (\n \n \n {ts}\n {\" \"}\n \n );\n};\n\nconst NewBadge = index => {\n return index === 0 ? (\n \n New!\n \n ) : null;\n};\n\nconst MessageItem = ({ item, index, length }) => {\n // const message = item.message.split(\"\\n\").map((i, k) => {\n // return (\n // \n // {i}\n //
\n //
\n // );\n // });\n return (\n \n \n \n {item.topic}: \n {item.message}\n ({length - index})\n \n \n \n \n \n \n \n \n \n );\n};\n\nexport default props => {\n const { messages } = useContext(AppContext);\n const listItems = messages.map((item, index) => (\n \n \n \n ));\n return {listItems};\n};\n","import React, { useState, useContext } from \"react\";\nimport Col from \"react-bootstrap/Col\";\nimport Button from \"react-bootstrap/Button\";\nimport Form from \"react-bootstrap/Form\";\nimport AppContxt from \"../context/AppContext\";\n\nconst ConnectButton = ({ isConnected }) => {\n return isConnected ? (\n \n ) : (\n \n );\n};\n\nexport default (props) => {\n const ctx = useContext(AppContxt);\n const { isConnected } = ctx;\n const [options, setOptions] = useState(ctx.options);\n const handleChange = (e) => {\n const { name, value } = e.target;\n setOptions(Object.assign({}, options, { [name]: value }));\n };\n\n const handleSubmit = (e) => {\n e.preventDefault();\n // empty username not equal to no username\n const fixedOptions = {\n host: options.host,\n username: options.username || null,\n password: options.password || null\n };\n // console.log(\"ConnectForm.handleSubmit \", fixedOptions);\n fixedOptions.host && props.onConnectFormSubmit && props.onConnectFormSubmit(fixedOptions);\n };\n\n return (\n
\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
\n );\n};\n","import React from \"react\";\nimport Button from \"react-bootstrap/Button\";\nimport { CopyToClipboard } from \"react-copy-to-clipboard\";\n\nexport const TopicInfo = ({ topics, onTopicClick }) => {\n const handleClick = (e) => {\n onTopicClick && onTopicClick(e.target.textContent);\n };\n const tps = [...topics].map((text) => {\n return (\n \n \n \n );\n });\n return (\n

\n Subscribed Topics:\n {tps}\n

\n );\n};\n\nexport const SimpleInfo = ({ name, value }) => {\n return (\n

\n {name}\n {value}\n

\n );\n};","import React, { useRef, useContext } from \"react\";\nimport Col from \"react-bootstrap/Col\";\nimport Button from \"react-bootstrap/Button\";\nimport Form from \"react-bootstrap/Form\";\nimport AppContxt from \"../context/AppContext\";\nimport { TopicInfo } from \"./widgets\";\n\nexport default (props) => {\n const { isConnected, topics } = useContext(AppContxt);\n const topicInput1 = useRef(null);\n const topicInput2 = useRef(null);\n\n const handleClick1 = (e) => {\n const options = {\n subscribe: true,\n topics: topicInput1.current.value\n };\n console.log(\"SubscribeForm.handleClick1 \", options);\n options.topics && props.onSubscribeFormSubmit && props.onSubscribeFormSubmit(options);\n topicInput1.current.value = \"\";\n };\n\n const handleClick2 = (e) => {\n const options = {\n subscribe: false,\n topics: topicInput2.current.value\n };\n console.log(\"SubscribeForm.handleClick2 \", options);\n options.topics && props.onSubscribeFormSubmit && props.onSubscribeFormSubmit(options);\n topicInput2.current.value = \"\";\n };\n\n // Pressing the enter key triggers the click handler of the first type=\"submit\" button\n // https://dzello.com/blog/2017/02/19/demystifying-enter-key-submission-for-react-forms/\n const handleKeyUp = (e) => {\n if (e.key === \"Enter\") {\n e.preventDefault();\n if (e.target === topicInput1.current) {\n handleClick1(null);\n } else if (e.target === topicInput2.current) {\n handleClick2(null);\n }\n }\n };\n\n const onTopicClick = (topic) => {\n console.log(\"onTopicClick\", topic);\n topicInput2.current.value = topic;\n };\n\n return (\n \n
\n \n \n \n \n \n \n Subscribe\n \n \n \n \n \n \n \n Unsubscibe\n \n \n \n
\n \n
\n );\n};\n","import React, { useRef, useContext } from \"react\";\nimport Col from \"react-bootstrap/Col\";\nimport Button from \"react-bootstrap/Button\";\nimport Form from \"react-bootstrap/Form\";\nimport AppContxt from \"../context/AppContext\";\nimport { TopicInfo } from \"./widgets\";\n\nexport default (props) => {\n const { isConnected, topics } = useContext(AppContxt);\n const topicInput = useRef(null);\n const messageInput = useRef(null);\n\n const handleSubmit = (e) => {\n e.preventDefault();\n const options = {\n topic: topicInput.current.value,\n message: messageInput.current.value,\n callback: (err) => {\n if (!err) {\n messageInput.current.value = \"\";\n }\n },\n isValid: () => {\n return options.topic && options.message;\n }\n };\n // console.log(\"PublishForm.handleSubmit \", options);\n options.isValid() && props.onPublishFormSubmit && props.onPublishFormSubmit(options);\n };\n\n const onTopicClick = (topic) => {\n console.log(\"onTopicClick\", topic);\n topicInput.current.value = topic;\n };\n\n return (\n <>\n
\n \n \n \n \n \n \n \n \n \n \n \n
\n \n \n );\n};\n\n// https://zacjones.io/handle-multiple-inputs-in-react-with-hooks\n// first approach, useState\n// need: onChange= ()=>{setServer}\n// use: user\n// const [server, setServer] = useState(\"\");\n// const [user, setUser] = useState(\"\");\n// const [pass, setPass] = useState(\"\");\n// second approach, useRef\n// need: ref={serverInput}\n// use: serverInput.current.value\n// const serverInput = useRef(null);\n// const userInput = useRef(null);\n// const passInput = useRef(null);\n// third approach\n// use callback function\n// need: onFormChange\n// use: onFormChnage(e){ e.target.name, e.target.value }\n// fourth approach\n// use useReducer\n// fix https://stackoverflow.com/questions/47012169/\n// let extraOpts = props.isConnected ? { disabled: \"disabled\" } : {};\n","import React from \"react\";\nimport Card from \"react-bootstrap/Card\";\nimport Accordion from \"react-bootstrap/Accordion\";\nimport ConnectForm from \"./ConnectForm\";\nimport SubscribeForm from \"./SubscribeForm\";\nimport PublishForm from \"./PublishForm\";\n\n// onFormSubmit={this.onFormSubmit}\n// isConnected={this.state.isConnected}\n// options={this.state.options}\n// eslint-disable-next-line\nfunction FormCard(props) {\n return (\n \n \n {props.title}\n \n \n {props.children}\n \n \n );\n}\n\nexport default (props) => {\n return (\n \n {/* Connect Form Card */}\n \n \n Connect Options\n \n \n \n \n \n \n \n {/* Subscribe Form Card */}\n \n \n Subscribe Options\n \n \n \n \n \n \n \n {/* Publish Form Card */}\n \n \n Publish Options\n \n \n \n \n \n \n \n \n );\n};\n","import React from \"react\";\nimport mqtt from \"mqtt\";\nimport * as store from \"./utils/store\";\nimport { isIterable, isString, toastInfo, toastError } from \"./utils/utils\";\nimport Container from \"react-bootstrap/Container\";\nimport Row from \"react-bootstrap/Row\";\nimport Col from \"react-bootstrap/Col\";\nimport moment from \"moment\";\nimport AppContext from \"./context/AppContext\";\nimport MessageList from \"./components/MessageList\";\nimport HeaderActions from \"./components/HeaderActions\";\nimport Button from \"react-bootstrap/Button\";\n\nconst MQTT_OPTIONS = {\n host: \"ws://test.mosquitto.org:8080\",\n username: null,\n password: null\n};\n\nconst DEFAULT_TOPICS = new Set([\"test/#\", \"monitor/#\", \"device/#\"]);\n\nexport default class App extends React.Component {\n constructor(props) {\n super(props);\n const options = store.storeGet(\"options\") || MQTT_OPTIONS;\n this.state = {\n isConnected: false,\n needReconnect: true,\n options: options,\n topics: new Set(),\n messages: []\n };\n }\n\n render() {\n const { messages, isConnected } = this.state;\n const showClearButton = messages && messages.length > 0;\n const clsNames = isConnected ? \"p-2 text-primary\" : \"p-2 text-secondary\";\n return (\n \n \n \n

\n MQTT Web Client\n

\n
\n \n \n \n \n

Received Messages

\n
\n \n \n \n \n {showClearButton ? (\n \n Clear Messages\n \n ) : null}\n \n
\n
\n );\n }\n\n onClearClick = () => {\n this.setState({ messages: [] });\n };\n\n onConnectFormSubmit = options => {\n console.log(\"onConnectFormSubmit \", options);\n if (this.state.isConnected) {\n this.client.end();\n } else {\n if (options && options.host) {\n this.connect(options);\n // this.setState({ options: options }, () => {\n // this.checkConnect();\n // });\n }\n }\n };\n\n onSubscribeFormSubmit = options => {\n console.log(\"onSubscribeFormSubmit \", options);\n const { subscribe, topics } = options;\n if (this.state.isConnected && topics) {\n const theTopics = topics.split(\" \");\n if (subscribe) {\n this.subscribe(theTopics);\n } else {\n this.unsubscribe(theTopics);\n }\n }\n };\n\n onPublishFormSubmit = options => {\n console.log(\"onPublishFormFormSubmit \", options);\n const { topic, message } = options;\n if (topic.includes(\"#\") || topic.includes(\"*\")) {\n toastError(\"Invalid Topics\", \"Can not publish to wildcard topics\");\n return;\n }\n if (this.state.isConnected && topic && message) {\n this.publish(topic, message, options.callback);\n }\n };\n\n cleanTopics(inTopics) {\n let topics;\n if (isString(inTopics)) {\n topics = inTopics.split(\" \");\n } else if (isIterable(inTopics)) {\n topics = inTopics;\n } else {\n topics = inTopics;\n }\n return [...topics].map(it => it.trim()).filter(Boolean);\n }\n\n publish(topic, message, callback) {\n console.log(\"publish\", topic, message);\n this.client.publish(topic, message, err => {\n if (!err) {\n console.log(\"published:\", topic, message);\n toastInfo(\"Message Sent\", \"message is sent to \" + topic);\n } else {\n console.log(\"publish fail:\", err);\n }\n callback && callback(err);\n });\n }\n\n unsubscribe(inTopics, callback) {\n const topics = this.cleanTopics(inTopics);\n console.log(\"unsubscribe to\", topics);\n this.client.unsubscribe(topics, err => {\n if (!err) {\n console.log(\"unsubscribed to\", topics);\n const newTopics = this.state.topics;\n topics.forEach(el => {\n newTopics.delete(el);\n });\n this.setState({ topics: newTopics });\n } else {\n console.error(\"unsubscribe fail:\", err);\n }\n callback && callback(err);\n });\n }\n\n subscribe(inTopics, callback) {\n const topics = this.cleanTopics(inTopics);\n console.log(\"subscribe to\", topics);\n this.client.subscribe(topics, null, (err, granted) => {\n if (!err) {\n console.log(\"subscribed to\", granted);\n this.setState({ topics: new Set([...topics, ...this.state.topics]) });\n toastInfo(\"Subscribe Success\", \"subscribed topics: \" + topics);\n } else {\n console.error(\"subscribe fail:\", err);\n toastError(\"Subscribe Failed\", err);\n }\n callback && callback(err, granted);\n });\n }\n\n disconnect() {\n this.state.isConnected &&\n this.client.end(() => {\n console.log(\"disconnect end\");\n });\n }\n\n onConnected(opts) {\n console.log(\"connected to\", opts);\n toastInfo(\"MQTT Connected!\", \"server is \" + opts.host);\n store.storeSet(\"options\", opts);\n this.setState(\n {\n isConnected: this.client.connected,\n options: opts,\n messages: []\n },\n () => {\n let topics;\n if (this.state.topics && this.state.topics.length > 0) {\n topics = this.state.topics;\n } else {\n topics = DEFAULT_TOPICS;\n }\n this.subscribe(topics, err => {\n if (!err) {\n const now = moment().format(\"YYYY-MM-DD HH:mm:ss\");\n this.client.publish(\"device/online\", `Web Monitor online at ${now}!`);\n }\n });\n }\n );\n }\n\n connect(opts) {\n let dateStr = new Date().toJSON().slice(0, 10).replaceAll('-', '');\n const connectOpts = { ...opts, reconnectPeriod: 120 * 1000, clientId: 'web_monitor_' + dateStr };\n console.log(\"connecting with\", connectOpts);\n this.client = mqtt.connect(opts.host, connectOpts);\n this.client.on(\"connect\", () => {\n this.onConnected(connectOpts);\n });\n this.client.on(\"disconnect\", () => {\n console.log(\"disconnect\");\n this.setState({ isConnected: this.client.connected });\n toastError(\n \"Connection Lost!\",\n \"Lost connection from \" + connectOpts.host\n );\n });\n this.client.on(\"reconnect\", () => {\n console.log(\"reconnect\");\n });\n this.client.on(\"offline\", () => {\n console.log(\"offline\");\n });\n this.client.on(\"close\", () => {\n console.log(\"close\");\n this.setState({ isConnected: this.client.connected });\n });\n this.client.on(\"error\", err => {\n console.log(\"Ooops\", \"Something is wrong!\", err);\n this.setState({ isConnected: this.client.connected });\n });\n this.client.stream.on(\"error\", err => {\n console.error(\"Connection error:\", err);\n toastError(\n \"Connection Error!\",\n \"Failed to connect to \" + connectOpts.host\n );\n });\n this.client.on(\"message\", (topic, message) => {\n // toastInfo(\"New Message\", message.toString() + \" (\" + topic + \")\");\n this.setState({\n messages: [\n {\n ts: Math.round(Date.now() / 1000),\n topic: topic,\n message: message.toString()\n },\n ...this.state.messages\n ]\n });\n });\n }\n\n checkConnect() {\n const options = this.state.options;\n options.host && options.host.startsWith(\"ws\") && this.connect(options);\n }\n\n componentDidMount() {\n console.log(\"componentDidMount\", this.state.options);\n }\n\n componentWillUnmount() {\n console.log(\"componentWillUnmount\");\n if (this.state.isConnected) {\n store.storeSet(\"options\", this.state.options);\n }\n // store.saveMessages(this.state.options.host, this.state.messages);\n }\n}\n","// This optional code is used to register a service worker.\n// register() is not called by default.\n\n// This lets the app load faster on subsequent visits in production, and gives\n// it offline capabilities. However, it also means that developers (and users)\n// will only see deployed updates on subsequent visits to a page, after all the\n// existing tabs open on the page have been closed, since previously cached\n// resources are updated in the background.\n\n// To learn more about the benefits of this model and instructions on how to\n// opt-in, read https://bit.ly/CRA-PWA\n\nconst isLocalhost = Boolean(\n window.location.hostname === 'localhost' ||\n // [::1] is the IPv6 localhost address.\n window.location.hostname === '[::1]' ||\n // 127.0.0.1/8 is considered localhost for IPv4.\n window.location.hostname.match(\n /^127(?:\\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/\n )\n);\n\nexport function register(config) {\n if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {\n // The URL constructor is available in all browsers that support SW.\n const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);\n if (publicUrl.origin !== window.location.origin) {\n // Our service worker won't work if PUBLIC_URL is on a different origin\n // from what our page is served on. This might happen if a CDN is used to\n // serve assets; see https://github.com/facebook/create-react-app/issues/2374\n return;\n }\n\n window.addEventListener('load', () => {\n const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;\n\n if (isLocalhost) {\n // This is running on localhost. Let's check if a service worker still exists or not.\n checkValidServiceWorker(swUrl, config);\n\n // Add some additional logging to localhost, pointing developers to the\n // service worker/PWA documentation.\n navigator.serviceWorker.ready.then(() => {\n console.log(\n 'This web app is being served cache-first by a service ' +\n 'worker. To learn more, visit https://bit.ly/CRA-PWA'\n );\n });\n } else {\n // Is not localhost. Just register service worker\n registerValidSW(swUrl, config);\n }\n });\n }\n}\n\nfunction registerValidSW(swUrl, config) {\n navigator.serviceWorker\n .register(swUrl)\n .then(registration => {\n registration.onupdatefound = () => {\n const installingWorker = registration.installing;\n if (installingWorker == null) {\n return;\n }\n installingWorker.onstatechange = () => {\n if (installingWorker.state === 'installed') {\n if (navigator.serviceWorker.controller) {\n // At this point, the updated precached content has been fetched,\n // but the previous service worker will still serve the older\n // content until all client tabs are closed.\n console.log(\n 'New content is available and will be used when all ' +\n 'tabs for this page are closed. See https://bit.ly/CRA-PWA.'\n );\n\n // Execute callback\n if (config && config.onUpdate) {\n config.onUpdate(registration);\n }\n } else {\n // At this point, everything has been precached.\n // It's the perfect time to display a\n // \"Content is cached for offline use.\" message.\n console.log('Content is cached for offline use.');\n\n // Execute callback\n if (config && config.onSuccess) {\n config.onSuccess(registration);\n }\n }\n }\n };\n };\n })\n .catch(error => {\n console.error('Error during service worker registration:', error);\n });\n}\n\nfunction checkValidServiceWorker(swUrl, config) {\n // Check if the service worker can be found. If it can't reload the page.\n fetch(swUrl)\n .then(response => {\n // Ensure service worker exists, and that we really are getting a JS file.\n const contentType = response.headers.get('content-type');\n if (\n response.status === 404 ||\n (contentType != null && contentType.indexOf('javascript') === -1)\n ) {\n // No service worker found. Probably a different app. Reload the page.\n navigator.serviceWorker.ready.then(registration => {\n registration.unregister().then(() => {\n window.location.reload();\n });\n });\n } else {\n // Service worker found. Proceed as normal.\n registerValidSW(swUrl, config);\n }\n })\n .catch(() => {\n console.log(\n 'No internet connection found. App is running in offline mode.'\n );\n });\n}\n\nexport function unregister() {\n if ('serviceWorker' in navigator) {\n navigator.serviceWorker.ready.then(registration => {\n registration.unregister();\n });\n }\n}\n","import React from \"react\";\nimport ReactDOM from \"react-dom\";\nimport 'bootstrap/dist/css/bootstrap.min.css';\nimport '@sweetalert2/theme-bootstrap-4/bootstrap-4.css';\nimport \"./index.css\";\nimport App from \"./App\";\nimport * as serviceWorker from \"./serviceWorker\";\n\nReactDOM.render(, document.getElementById(\"root\"));\n\n// If you want your app to work offline and load faster, you can change\n// unregister() to register() below. Note this comes with some pitfalls.\n// Learn more about service workers: https://bit.ly/CRA-PWA\nserviceWorker.unregister();\n"],"sourceRoot":""} -------------------------------------------------------------------------------- /docs/static/js/runtime-main.25df1f47.js: -------------------------------------------------------------------------------- 1 | !function(e){function t(t){for(var n,i,l=t[0],f=t[1],a=t[2],c=0,s=[];c0.2%", 57 | "not dead", 58 | "not op_mini all" 59 | ], 60 | "development": [ 61 | "last 1 chrome version", 62 | "last 1 firefox version", 63 | "last 1 safari version" 64 | ] 65 | }, 66 | "devDependencies": { 67 | "eslint-plugin-react-hooks": "^2.2.0" 68 | } 69 | } 70 | -------------------------------------------------------------------------------- /public/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/mcxiaoke/mqtt-monitor/13255557dd81028c420f6e20975a38beebd0f76b/public/favicon.ico -------------------------------------------------------------------------------- /public/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 15 | 16 | 25 | 27 | MQTT Web Client 28 | 29 | 30 | 31 | 32 |
33 | 43 | 44 | 45 | -------------------------------------------------------------------------------- /public/logo192.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/mcxiaoke/mqtt-monitor/13255557dd81028c420f6e20975a38beebd0f76b/public/logo192.png -------------------------------------------------------------------------------- /public/logo512.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/mcxiaoke/mqtt-monitor/13255557dd81028c420f6e20975a38beebd0f76b/public/logo512.png -------------------------------------------------------------------------------- /public/manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "short_name": "React App", 3 | "name": "Create React App Sample", 4 | "icons": [ 5 | { 6 | "src": "favicon.ico", 7 | "sizes": "64x64 32x32 24x24 16x16", 8 | "type": "image/x-icon" 9 | }, 10 | { 11 | "src": "logo192.png", 12 | "type": "image/png", 13 | "sizes": "192x192" 14 | }, 15 | { 16 | "src": "logo512.png", 17 | "type": "image/png", 18 | "sizes": "512x512" 19 | } 20 | ], 21 | "start_url": ".", 22 | "display": "standalone", 23 | "theme_color": "#000000", 24 | "background_color": "#ffffff" 25 | } 26 | -------------------------------------------------------------------------------- /public/robots.txt: -------------------------------------------------------------------------------- 1 | # https://www.robotstxt.org/robotstxt.html 2 | User-agent: * 3 | -------------------------------------------------------------------------------- /src/App.css: -------------------------------------------------------------------------------- 1 | 2 | 3 | .bottom-bubble { 4 | height: 40px; 5 | width: 100%; 6 | background-color: lightgray; 7 | padding: 4px; 8 | } 9 | -------------------------------------------------------------------------------- /src/App.js: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import mqtt from "mqtt"; 3 | import * as store from "./utils/store"; 4 | import { isIterable, isString, toastInfo, toastError } from "./utils/utils"; 5 | import Container from "react-bootstrap/Container"; 6 | import Row from "react-bootstrap/Row"; 7 | import Col from "react-bootstrap/Col"; 8 | import moment from "moment"; 9 | import AppContext from "./context/AppContext"; 10 | import MessageList from "./components/MessageList"; 11 | import HeaderActions from "./components/HeaderActions"; 12 | import Button from "react-bootstrap/Button"; 13 | 14 | const MQTT_OPTIONS = { 15 | host: "ws://test.mosquitto.org:8080", 16 | username: null, 17 | password: null 18 | }; 19 | 20 | const DEFAULT_TOPICS = new Set(["test/#", "monitor/#", "device/#"]); 21 | 22 | export default class App extends React.Component { 23 | constructor(props) { 24 | super(props); 25 | const options = store.storeGet("options") || MQTT_OPTIONS; 26 | this.state = { 27 | isConnected: false, 28 | needReconnect: true, 29 | options: options, 30 | topics: new Set(), 31 | messages: [] 32 | }; 33 | } 34 | 35 | render() { 36 | const { messages, isConnected } = this.state; 37 | const showClearButton = messages && messages.length > 0; 38 | const clsNames = isConnected ? "p-2 text-primary" : "p-2 text-secondary"; 39 | return ( 40 | 41 | 42 | 43 |

44 | MQTT Web Client 45 |

46 |
47 | 48 | 53 | 54 | 55 |

Received Messages

56 |
57 | 58 | 59 | 60 | 61 | {showClearButton ? ( 62 | 71 | ) : null} 72 | 73 |
74 |
75 | ); 76 | } 77 | 78 | onClearClick = () => { 79 | this.setState({ messages: [] }); 80 | }; 81 | 82 | onConnectFormSubmit = options => { 83 | console.log("onConnectFormSubmit ", options); 84 | if (this.state.isConnected) { 85 | this.client.end(); 86 | } else { 87 | if (options && options.host) { 88 | this.connect(options); 89 | // this.setState({ options: options }, () => { 90 | // this.checkConnect(); 91 | // }); 92 | } 93 | } 94 | }; 95 | 96 | onSubscribeFormSubmit = options => { 97 | console.log("onSubscribeFormSubmit ", options); 98 | const { subscribe, topics } = options; 99 | if (this.state.isConnected && topics) { 100 | const theTopics = topics.split(" "); 101 | if (subscribe) { 102 | this.subscribe(theTopics); 103 | } else { 104 | this.unsubscribe(theTopics); 105 | } 106 | } 107 | }; 108 | 109 | onPublishFormSubmit = options => { 110 | console.log("onPublishFormFormSubmit ", options); 111 | const { topic, message } = options; 112 | if (topic.includes("#") || topic.includes("*")) { 113 | toastError("Invalid Topics", "Can not publish to wildcard topics"); 114 | return; 115 | } 116 | if (this.state.isConnected && topic && message) { 117 | this.publish(topic, message, options.callback); 118 | } 119 | }; 120 | 121 | cleanTopics(inTopics) { 122 | let topics; 123 | if (isString(inTopics)) { 124 | topics = inTopics.split(" "); 125 | } else if (isIterable(inTopics)) { 126 | topics = inTopics; 127 | } else { 128 | topics = inTopics; 129 | } 130 | return [...topics].map(it => it.trim()).filter(Boolean); 131 | } 132 | 133 | publish(topic, message, callback) { 134 | console.log("publish", topic, message); 135 | this.client.publish(topic, message, err => { 136 | if (!err) { 137 | console.log("published:", topic, message); 138 | toastInfo("Message Sent", "message is sent to " + topic); 139 | } else { 140 | console.log("publish fail:", err); 141 | } 142 | callback && callback(err); 143 | }); 144 | } 145 | 146 | unsubscribe(inTopics, callback) { 147 | const topics = this.cleanTopics(inTopics); 148 | console.log("unsubscribe to", topics); 149 | this.client.unsubscribe(topics, err => { 150 | if (!err) { 151 | console.log("unsubscribed to", topics); 152 | const newTopics = this.state.topics; 153 | topics.forEach(el => { 154 | newTopics.delete(el); 155 | }); 156 | this.setState({ topics: newTopics }); 157 | } else { 158 | console.error("unsubscribe fail:", err); 159 | } 160 | callback && callback(err); 161 | }); 162 | } 163 | 164 | subscribe(inTopics, callback) { 165 | const topics = this.cleanTopics(inTopics); 166 | console.log("subscribe to", topics); 167 | this.client.subscribe(topics, null, (err, granted) => { 168 | if (!err) { 169 | console.log("subscribed to", granted); 170 | this.setState({ topics: new Set([...topics, ...this.state.topics]) }); 171 | toastInfo("Subscribe Success", "subscribed topics: " + topics); 172 | } else { 173 | console.error("subscribe fail:", err); 174 | toastError("Subscribe Failed", err); 175 | } 176 | callback && callback(err, granted); 177 | }); 178 | } 179 | 180 | disconnect() { 181 | this.state.isConnected && 182 | this.client.end(() => { 183 | console.log("disconnect end"); 184 | }); 185 | } 186 | 187 | onConnected(opts) { 188 | console.log("connected to", opts); 189 | toastInfo("MQTT Connected!", "server is " + opts.host); 190 | store.storeSet("options", opts); 191 | this.setState( 192 | { 193 | isConnected: this.client.connected, 194 | options: opts, 195 | messages: [] 196 | }, 197 | () => { 198 | let topics; 199 | if (this.state.topics && this.state.topics.length > 0) { 200 | topics = this.state.topics; 201 | } else { 202 | topics = DEFAULT_TOPICS; 203 | } 204 | this.subscribe(topics, err => { 205 | if (!err) { 206 | const now = moment().format("YYYY-MM-DD HH:mm:ss"); 207 | this.client.publish("device/online", `Web Monitor online at ${now}!`); 208 | } 209 | }); 210 | } 211 | ); 212 | } 213 | 214 | connect(opts) { 215 | let dateStr = new Date().toJSON().slice(0, 10).replaceAll('-', ''); 216 | const connectOpts = { ...opts, reconnectPeriod: 120 * 1000, clientId: 'web_monitor_' + dateStr }; 217 | console.log("connecting with", connectOpts); 218 | this.client = mqtt.connect(opts.host, connectOpts); 219 | this.client.on("connect", () => { 220 | this.onConnected(connectOpts); 221 | }); 222 | this.client.on("disconnect", () => { 223 | console.log("disconnect"); 224 | this.setState({ isConnected: this.client.connected }); 225 | toastError( 226 | "Connection Lost!", 227 | "Lost connection from " + connectOpts.host 228 | ); 229 | }); 230 | this.client.on("reconnect", () => { 231 | console.log("reconnect"); 232 | }); 233 | this.client.on("offline", () => { 234 | console.log("offline"); 235 | }); 236 | this.client.on("close", () => { 237 | console.log("close"); 238 | this.setState({ isConnected: this.client.connected }); 239 | }); 240 | this.client.on("error", err => { 241 | console.log("Ooops", "Something is wrong!", err); 242 | this.setState({ isConnected: this.client.connected }); 243 | }); 244 | this.client.stream.on("error", err => { 245 | console.error("Connection error:", err); 246 | toastError( 247 | "Connection Error!", 248 | "Failed to connect to " + connectOpts.host 249 | ); 250 | }); 251 | this.client.on("message", (topic, message) => { 252 | // toastInfo("New Message", message.toString() + " (" + topic + ")"); 253 | this.setState({ 254 | messages: [ 255 | { 256 | ts: Math.round(Date.now() / 1000), 257 | topic: topic, 258 | message: message.toString() 259 | }, 260 | ...this.state.messages 261 | ] 262 | }); 263 | }); 264 | } 265 | 266 | checkConnect() { 267 | const options = this.state.options; 268 | options.host && options.host.startsWith("ws") && this.connect(options); 269 | } 270 | 271 | componentDidMount() { 272 | console.log("componentDidMount", this.state.options); 273 | } 274 | 275 | componentWillUnmount() { 276 | console.log("componentWillUnmount"); 277 | if (this.state.isConnected) { 278 | store.storeSet("options", this.state.options); 279 | } 280 | // store.saveMessages(this.state.options.host, this.state.messages); 281 | } 282 | } 283 | -------------------------------------------------------------------------------- /src/App.test.js: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import ReactDOM from 'react-dom'; 3 | import App from './App'; 4 | 5 | it('renders without crashing', () => { 6 | const div = document.createElement('div'); 7 | ReactDOM.render(, div); 8 | ReactDOM.unmountComponentAtNode(div); 9 | }); 10 | -------------------------------------------------------------------------------- /src/components/ConnectForm.js: -------------------------------------------------------------------------------- 1 | import React, { useState, useContext } from "react"; 2 | import Col from "react-bootstrap/Col"; 3 | import Button from "react-bootstrap/Button"; 4 | import Form from "react-bootstrap/Form"; 5 | import AppContxt from "../context/AppContext"; 6 | 7 | const ConnectButton = ({ isConnected }) => { 8 | return isConnected ? ( 9 | 12 | ) : ( 13 | 16 | ); 17 | }; 18 | 19 | export default (props) => { 20 | const ctx = useContext(AppContxt); 21 | const { isConnected } = ctx; 22 | const [options, setOptions] = useState(ctx.options); 23 | const handleChange = (e) => { 24 | const { name, value } = e.target; 25 | setOptions(Object.assign({}, options, { [name]: value })); 26 | }; 27 | 28 | const handleSubmit = (e) => { 29 | e.preventDefault(); 30 | // empty username not equal to no username 31 | const fixedOptions = { 32 | host: options.host, 33 | username: options.username || null, 34 | password: options.password || null 35 | }; 36 | // console.log("ConnectForm.handleSubmit ", fixedOptions); 37 | fixedOptions.host && props.onConnectFormSubmit && props.onConnectFormSubmit(fixedOptions); 38 | }; 39 | 40 | return ( 41 |
42 | 43 | 44 | 52 | 53 | 54 | 62 | 63 | 64 | 72 | 73 | 74 | 75 | 76 | 77 |
78 | ); 79 | }; 80 | -------------------------------------------------------------------------------- /src/components/HeaderActions.js: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import Card from "react-bootstrap/Card"; 3 | import Accordion from "react-bootstrap/Accordion"; 4 | import ConnectForm from "./ConnectForm"; 5 | import SubscribeForm from "./SubscribeForm"; 6 | import PublishForm from "./PublishForm"; 7 | 8 | // onFormSubmit={this.onFormSubmit} 9 | // isConnected={this.state.isConnected} 10 | // options={this.state.options} 11 | // eslint-disable-next-line 12 | function FormCard(props) { 13 | return ( 14 | 15 | 16 | {props.title} 17 | 18 | 19 | {props.children} 20 | 21 | 22 | ); 23 | } 24 | 25 | export default (props) => { 26 | return ( 27 | 28 | {/* Connect Form Card */} 29 | 30 | 31 | Connect Options 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | {/* Subscribe Form Card */} 40 | 41 | 42 | Subscribe Options 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | {/* Publish Form Card */} 51 | 52 | 53 | Publish Options 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | ); 63 | }; 64 | -------------------------------------------------------------------------------- /src/components/MessageList.js: -------------------------------------------------------------------------------- 1 | import React, { useContext } from "react"; 2 | import Moment from "react-moment"; 3 | import ListGroup from "react-bootstrap/ListGroup"; 4 | import Media from "react-bootstrap/Media"; 5 | import Badge from "react-bootstrap/Badge"; 6 | import AppContext from "../context/AppContext"; 7 | 8 | const CreatedAt = ({ ts }) => { 9 | return ( 10 | 11 | 12 | {ts} 13 | {" "} 14 | 15 | ); 16 | }; 17 | 18 | const NewBadge = index => { 19 | return index === 0 ? ( 20 | 21 | New! 22 | 23 | ) : null; 24 | }; 25 | 26 | const MessageItem = ({ item, index, length }) => { 27 | // const message = item.message.split("\n").map((i, k) => { 28 | // return ( 29 | // 30 | // {i} 31 | //
32 | //
33 | // ); 34 | // }); 35 | return ( 36 | 37 | 38 | 39 | {item.topic}: 40 | {item.message} 41 | ({length - index}) 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | ); 52 | }; 53 | 54 | export default props => { 55 | const { messages } = useContext(AppContext); 56 | const listItems = messages.map((item, index) => ( 57 | 58 | 59 | 60 | )); 61 | return {listItems}; 62 | }; 63 | -------------------------------------------------------------------------------- /src/components/PublishForm.js: -------------------------------------------------------------------------------- 1 | import React, { useRef, useContext } from "react"; 2 | import Col from "react-bootstrap/Col"; 3 | import Button from "react-bootstrap/Button"; 4 | import Form from "react-bootstrap/Form"; 5 | import AppContxt from "../context/AppContext"; 6 | import { TopicInfo } from "./widgets"; 7 | 8 | export default (props) => { 9 | const { isConnected, topics } = useContext(AppContxt); 10 | const topicInput = useRef(null); 11 | const messageInput = useRef(null); 12 | 13 | const handleSubmit = (e) => { 14 | e.preventDefault(); 15 | const options = { 16 | topic: topicInput.current.value, 17 | message: messageInput.current.value, 18 | callback: (err) => { 19 | if (!err) { 20 | messageInput.current.value = ""; 21 | } 22 | }, 23 | isValid: () => { 24 | return options.topic && options.message; 25 | } 26 | }; 27 | // console.log("PublishForm.handleSubmit ", options); 28 | options.isValid() && props.onPublishFormSubmit && props.onPublishFormSubmit(options); 29 | }; 30 | 31 | const onTopicClick = (topic) => { 32 | console.log("onTopicClick", topic); 33 | topicInput.current.value = topic; 34 | }; 35 | 36 | return ( 37 | <> 38 |
39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 50 | 51 | 52 |
53 | 54 | 55 | ); 56 | }; 57 | 58 | // https://zacjones.io/handle-multiple-inputs-in-react-with-hooks 59 | // first approach, useState 60 | // need: onChange= ()=>{setServer} 61 | // use: user 62 | // const [server, setServer] = useState(""); 63 | // const [user, setUser] = useState(""); 64 | // const [pass, setPass] = useState(""); 65 | // second approach, useRef 66 | // need: ref={serverInput} 67 | // use: serverInput.current.value 68 | // const serverInput = useRef(null); 69 | // const userInput = useRef(null); 70 | // const passInput = useRef(null); 71 | // third approach 72 | // use callback function 73 | // need: onFormChange 74 | // use: onFormChnage(e){ e.target.name, e.target.value } 75 | // fourth approach 76 | // use useReducer 77 | // fix https://stackoverflow.com/questions/47012169/ 78 | // let extraOpts = props.isConnected ? { disabled: "disabled" } : {}; 79 | -------------------------------------------------------------------------------- /src/components/SubscribeForm.js: -------------------------------------------------------------------------------- 1 | import React, { useRef, useContext } from "react"; 2 | import Col from "react-bootstrap/Col"; 3 | import Button from "react-bootstrap/Button"; 4 | import Form from "react-bootstrap/Form"; 5 | import AppContxt from "../context/AppContext"; 6 | import { TopicInfo } from "./widgets"; 7 | 8 | export default (props) => { 9 | const { isConnected, topics } = useContext(AppContxt); 10 | const topicInput1 = useRef(null); 11 | const topicInput2 = useRef(null); 12 | 13 | const handleClick1 = (e) => { 14 | const options = { 15 | subscribe: true, 16 | topics: topicInput1.current.value 17 | }; 18 | console.log("SubscribeForm.handleClick1 ", options); 19 | options.topics && props.onSubscribeFormSubmit && props.onSubscribeFormSubmit(options); 20 | topicInput1.current.value = ""; 21 | }; 22 | 23 | const handleClick2 = (e) => { 24 | const options = { 25 | subscribe: false, 26 | topics: topicInput2.current.value 27 | }; 28 | console.log("SubscribeForm.handleClick2 ", options); 29 | options.topics && props.onSubscribeFormSubmit && props.onSubscribeFormSubmit(options); 30 | topicInput2.current.value = ""; 31 | }; 32 | 33 | // Pressing the enter key triggers the click handler of the first type="submit" button 34 | // https://dzello.com/blog/2017/02/19/demystifying-enter-key-submission-for-react-forms/ 35 | const handleKeyUp = (e) => { 36 | if (e.key === "Enter") { 37 | e.preventDefault(); 38 | if (e.target === topicInput1.current) { 39 | handleClick1(null); 40 | } else if (e.target === topicInput2.current) { 41 | handleClick2(null); 42 | } 43 | } 44 | }; 45 | 46 | const onTopicClick = (topic) => { 47 | console.log("onTopicClick", topic); 48 | topicInput2.current.value = topic; 49 | }; 50 | 51 | return ( 52 | 53 |
54 | 55 | 56 | 63 | 64 | 65 | 75 | 76 | 77 | 84 | 85 | 86 | 96 | 97 | 98 |
99 | 100 |
101 | ); 102 | }; 103 | -------------------------------------------------------------------------------- /src/components/widgets.js: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import Button from "react-bootstrap/Button"; 3 | import { CopyToClipboard } from "react-copy-to-clipboard"; 4 | 5 | export const TopicInfo = ({ topics, onTopicClick }) => { 6 | const handleClick = (e) => { 7 | onTopicClick && onTopicClick(e.target.textContent); 8 | }; 9 | const tps = [...topics].map((text) => { 10 | return ( 11 | 12 | 15 | 16 | ); 17 | }); 18 | return ( 19 |

20 | Subscribed Topics: 21 | {tps} 22 |

23 | ); 24 | }; 25 | 26 | export const SimpleInfo = ({ name, value }) => { 27 | return ( 28 |

29 | {name} 30 | {value} 31 |

32 | ); 33 | }; -------------------------------------------------------------------------------- /src/context/AppContext.js: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | 3 | export default React.createContext({ 4 | isConnected: false, 5 | options: {}, 6 | topics: new Set() 7 | }); 8 | -------------------------------------------------------------------------------- /src/index.css: -------------------------------------------------------------------------------- 1 | body { 2 | margin: 0; 3 | font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", 4 | "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", 5 | sans-serif; 6 | -webkit-font-smoothing: antialiased; 7 | -moz-osx-font-smoothing: grayscale; 8 | } 9 | 10 | code { 11 | font-family: source-code-pro, Menlo, Monaco, Consolas, "Courier New", 12 | monospace; 13 | } 14 | -------------------------------------------------------------------------------- /src/index.js: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import ReactDOM from "react-dom"; 3 | import 'bootstrap/dist/css/bootstrap.min.css'; 4 | import '@sweetalert2/theme-bootstrap-4/bootstrap-4.css'; 5 | import "./index.css"; 6 | import App from "./App"; 7 | import * as serviceWorker from "./serviceWorker"; 8 | 9 | ReactDOM.render(, document.getElementById("root")); 10 | 11 | // If you want your app to work offline and load faster, you can change 12 | // unregister() to register() below. Note this comes with some pitfalls. 13 | // Learn more about service workers: https://bit.ly/CRA-PWA 14 | serviceWorker.unregister(); 15 | -------------------------------------------------------------------------------- /src/logo.svg: -------------------------------------------------------------------------------- 1 | -------------------------------------------------------------------------------- /src/serviceWorker.js: -------------------------------------------------------------------------------- 1 | // This optional code is used to register a service worker. 2 | // register() is not called by default. 3 | 4 | // This lets the app load faster on subsequent visits in production, and gives 5 | // it offline capabilities. However, it also means that developers (and users) 6 | // will only see deployed updates on subsequent visits to a page, after all the 7 | // existing tabs open on the page have been closed, since previously cached 8 | // resources are updated in the background. 9 | 10 | // To learn more about the benefits of this model and instructions on how to 11 | // opt-in, read https://bit.ly/CRA-PWA 12 | 13 | const isLocalhost = Boolean( 14 | window.location.hostname === 'localhost' || 15 | // [::1] is the IPv6 localhost address. 16 | window.location.hostname === '[::1]' || 17 | // 127.0.0.1/8 is considered localhost for IPv4. 18 | window.location.hostname.match( 19 | /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/ 20 | ) 21 | ); 22 | 23 | export function register(config) { 24 | if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) { 25 | // The URL constructor is available in all browsers that support SW. 26 | const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href); 27 | if (publicUrl.origin !== window.location.origin) { 28 | // Our service worker won't work if PUBLIC_URL is on a different origin 29 | // from what our page is served on. This might happen if a CDN is used to 30 | // serve assets; see https://github.com/facebook/create-react-app/issues/2374 31 | return; 32 | } 33 | 34 | window.addEventListener('load', () => { 35 | const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`; 36 | 37 | if (isLocalhost) { 38 | // This is running on localhost. Let's check if a service worker still exists or not. 39 | checkValidServiceWorker(swUrl, config); 40 | 41 | // Add some additional logging to localhost, pointing developers to the 42 | // service worker/PWA documentation. 43 | navigator.serviceWorker.ready.then(() => { 44 | console.log( 45 | 'This web app is being served cache-first by a service ' + 46 | 'worker. To learn more, visit https://bit.ly/CRA-PWA' 47 | ); 48 | }); 49 | } else { 50 | // Is not localhost. Just register service worker 51 | registerValidSW(swUrl, config); 52 | } 53 | }); 54 | } 55 | } 56 | 57 | function registerValidSW(swUrl, config) { 58 | navigator.serviceWorker 59 | .register(swUrl) 60 | .then(registration => { 61 | registration.onupdatefound = () => { 62 | const installingWorker = registration.installing; 63 | if (installingWorker == null) { 64 | return; 65 | } 66 | installingWorker.onstatechange = () => { 67 | if (installingWorker.state === 'installed') { 68 | if (navigator.serviceWorker.controller) { 69 | // At this point, the updated precached content has been fetched, 70 | // but the previous service worker will still serve the older 71 | // content until all client tabs are closed. 72 | console.log( 73 | 'New content is available and will be used when all ' + 74 | 'tabs for this page are closed. See https://bit.ly/CRA-PWA.' 75 | ); 76 | 77 | // Execute callback 78 | if (config && config.onUpdate) { 79 | config.onUpdate(registration); 80 | } 81 | } else { 82 | // At this point, everything has been precached. 83 | // It's the perfect time to display a 84 | // "Content is cached for offline use." message. 85 | console.log('Content is cached for offline use.'); 86 | 87 | // Execute callback 88 | if (config && config.onSuccess) { 89 | config.onSuccess(registration); 90 | } 91 | } 92 | } 93 | }; 94 | }; 95 | }) 96 | .catch(error => { 97 | console.error('Error during service worker registration:', error); 98 | }); 99 | } 100 | 101 | function checkValidServiceWorker(swUrl, config) { 102 | // Check if the service worker can be found. If it can't reload the page. 103 | fetch(swUrl) 104 | .then(response => { 105 | // Ensure service worker exists, and that we really are getting a JS file. 106 | const contentType = response.headers.get('content-type'); 107 | if ( 108 | response.status === 404 || 109 | (contentType != null && contentType.indexOf('javascript') === -1) 110 | ) { 111 | // No service worker found. Probably a different app. Reload the page. 112 | navigator.serviceWorker.ready.then(registration => { 113 | registration.unregister().then(() => { 114 | window.location.reload(); 115 | }); 116 | }); 117 | } else { 118 | // Service worker found. Proceed as normal. 119 | registerValidSW(swUrl, config); 120 | } 121 | }) 122 | .catch(() => { 123 | console.log( 124 | 'No internet connection found. App is running in offline mode.' 125 | ); 126 | }); 127 | } 128 | 129 | export function unregister() { 130 | if ('serviceWorker' in navigator) { 131 | navigator.serviceWorker.ready.then(registration => { 132 | registration.unregister(); 133 | }); 134 | } 135 | } 136 | -------------------------------------------------------------------------------- /src/utils/client.js: -------------------------------------------------------------------------------- 1 | // mqtt client module 2 | import Paho from "paho-mqtt"; 3 | 4 | function isValidURL(str) { 5 | // https://stackoverflow.com/questions/5717093 6 | // var parser = document.createElement("a"); 7 | // parser.href = "http://example.com:3000/pathname/?search=test#hash"; 8 | 9 | // parser.protocol; // => "http:" 10 | // parser.hostname; // => "example.com" 11 | // parser.port; // => "3000" 12 | // parser.pathname; // => "/pathname/" 13 | // parser.search; // => "?search=test" 14 | // parser.hash; // => "#hash" 15 | // parser.host; // => "example.com:3000" 16 | var a = document.createElement("a"); 17 | a.href = str; 18 | return a.host && a.host !== window.location.host; 19 | } 20 | 21 | const getClientId = () => { 22 | return ( 23 | "web_monitor_" + 24 | Math.random() 25 | .toString(16) 26 | .substr(2, 8) 27 | ); 28 | }; 29 | 30 | const Client = (serverUrl, options, onConnected2, onDisconnected, onMessageReceived) => { 31 | const url = new URL(serverUrl); 32 | const client = new Paho.Client(url.host, url.port, getClientId()); 33 | 34 | const onConnLost = () => { 35 | console.log("onConnLost:"); 36 | onDisconnected && onDisconnected(); 37 | }; 38 | 39 | const onConnected = (reconn, url) => { 40 | onConnected2 && onConnected2(); 41 | }; 42 | 43 | const onMessage = (message) => { 44 | console.log("onMessage:" + message.payloadString); 45 | onMessageReceived && onMessageReceived(message); 46 | }; 47 | 48 | client.onConnectionLost = onConnLost; 49 | client.onMessageArrived = onMessage; 50 | client.onConnected = onConnected; 51 | 52 | const connect = (callback) => { 53 | client.connect({ 54 | onSuccess: (res) => { 55 | console.log("connect success"); 56 | client.subscribe("monitor/#"); 57 | }, 58 | onFailure: (res) => { 59 | console.log("connect failure", res); 60 | }, 61 | timeout: 5000, 62 | userName: "", 63 | password: "", 64 | willMessage: null, 65 | cleanSession: false, 66 | reconnect: true, 67 | mqttVersion: 4 68 | }); 69 | }; 70 | 71 | const disconnect = (callback) => { 72 | client.disconnect(); 73 | }; 74 | 75 | const reconnect = () => { }; 76 | 77 | const subscribe = (topics, callback) => { 78 | client.subscribe(topics, { 79 | onSuccess: (res) => { 80 | console.log("subscribe success"); 81 | client.subscribe("monitor/#"); 82 | }, 83 | onFailure: (res) => { 84 | console.log("subscribe failure", res); 85 | }, 86 | qos: 0 87 | // timeout: 3000 88 | }); 89 | }; 90 | 91 | const unsubscribe = (topics, callback) => { 92 | client.unsubscribe(topics, { 93 | onSuccess: (res) => { 94 | console.log("unsubscribe success"); 95 | client.subscribe("monitor/#"); 96 | }, 97 | onFailure: (res) => { 98 | console.log("unsubscribe failure", res); 99 | }, 100 | qos: 0 101 | // timeout: 3000 102 | }); 103 | }; 104 | 105 | const publish = (topic, message, callback) => { 106 | client.publish(topic, message); 107 | }; 108 | }; 109 | 110 | export default Client; 111 | -------------------------------------------------------------------------------- /src/utils/store.js: -------------------------------------------------------------------------------- 1 | export const storeSet = (key, obj) => { 2 | window.localStorage.setItem("mqtt_store_item_" + key, JSON.stringify(obj)); 3 | }; 4 | 5 | export const storeClear = () => { 6 | window.localStorage.clear(); 7 | }; 8 | 9 | export const storeGet = (key) => { 10 | let s = window.localStorage.getItem("mqtt_store_item_" + key); 11 | return s ? JSON.parse(s) : undefined; 12 | }; 13 | 14 | export const storeDelete = (key) => { 15 | window.localStorage.removeItem("mqtt_store_item_" + key); 16 | }; 17 | 18 | export const saveMessages = (host, messages) => { 19 | storeSet(host + "_messages", messages); 20 | }; 21 | 22 | export const loadMessages = (host) => { 23 | return storeGet(host + "_messages") || []; 24 | }; 25 | 26 | export const deleteMessages = (host) => { 27 | storeDelete(host + "_messages"); 28 | }; 29 | -------------------------------------------------------------------------------- /src/utils/utils.js: -------------------------------------------------------------------------------- 1 | import Swal from "sweetalert2"; 2 | import withReactContent from "sweetalert2-react-content"; 3 | 4 | const MySwal = withReactContent(Swal); 5 | // https://www.npmjs.com/package/sweetalert2 6 | // eslint-disable-next-line no-unused-vars 7 | export const toastInfo = (title, message, timeout) => { 8 | MySwal.fire({ 9 | icon: "success", 10 | title: title, 11 | text: message, 12 | toast: true, 13 | position: "bottom", 14 | timer: timeout || 3000 15 | }); 16 | }; 17 | 18 | export const toastError = (title, message, timeout) => { 19 | MySwal.fire({ 20 | icon: "error", 21 | title: title, 22 | text: message, 23 | toast: true, 24 | position: "center", 25 | timer: timeout || 5000 26 | }); 27 | }; 28 | 29 | export const isIterable = function(obj) { 30 | // checks for null and undefined 31 | if (obj == null) { 32 | return false; 33 | } 34 | return typeof obj[Symbol.iterator] === "function"; 35 | }; 36 | 37 | export const isString = function(obj) { 38 | return Object.prototype.toString.call(obj) === "[object String]"; 39 | }; 40 | --------------------------------------------------------------------------------