From 15a6bcb07f30c26cb96dbde44e1ae53114abb8f1 Mon Sep 17 00:00:00 2001 From: agreiner Date: Sun, 13 Jun 2021 13:51:44 +0200 Subject: [PATCH] Initial commit --- .gitignore | 1 + .vscode/launch.json | 17 + README.md | 1 + bot.js | 173 ++++++ package-lock.json | 1129 ++++++++++++++++++++++++++++++++++++++ package.json | 20 + public/css/newchat.css | 153 ++++++ public/index.html | 30 + public/js/newchat.js | 107 ++++ public/pics/pi4.svg | 179 ++++++ public/pics/pi4_gray.svg | 312 +++++++++++ staticExpress.js | 96 ++++ wissensbasis.json | 18 + 13 files changed, 2236 insertions(+) create mode 100644 .gitignore create mode 100644 .vscode/launch.json create mode 100644 README.md create mode 100644 bot.js create mode 100644 package-lock.json create mode 100644 package.json create mode 100644 public/css/newchat.css create mode 100644 public/index.html create mode 100644 public/js/newchat.js create mode 100644 public/pics/pi4.svg create mode 100644 public/pics/pi4_gray.svg create mode 100644 staticExpress.js create mode 100644 wissensbasis.json diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..40b878d --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +node_modules/ \ No newline at end of file diff --git a/.vscode/launch.json b/.vscode/launch.json new file mode 100644 index 0000000..822e5d1 --- /dev/null +++ b/.vscode/launch.json @@ -0,0 +1,17 @@ +{ + // Use IntelliSense to learn about possible attributes. + // Hover to view descriptions of existing attributes. + // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387 + "version": "0.2.0", + "configurations": [ + { + "type": "node", + "request": "launch", + "name": "Launch Program", + "skipFiles": [ + "/**" + ], + "program": "${file}" + } + ] +} \ No newline at end of file diff --git a/README.md b/README.md new file mode 100644 index 0000000..5b55bfb --- /dev/null +++ b/README.md @@ -0,0 +1 @@ +Chatbot providing information about Raspberry Pi 4 \ No newline at end of file diff --git a/bot.js b/bot.js new file mode 100644 index 0000000..b507aeb --- /dev/null +++ b/bot.js @@ -0,0 +1,173 @@ +'use strict' + +/* Pakete die wir brauchen */ +const querystring = require('querystring'); +const fetch = require('node-fetch'); +var WebSocketClient = require('websocket').client; + +/** Wissensbasis importieren und als Dictionary abspeichern */ +var wissensbasis = require('./wissensbasis.json'); +var answerDict = {}; +wissensbasis.intents.forEach(e => { + answerDict[e.intent] = e.answers; +}); +var repeat1Dict = {}; +wissensbasis.intents.forEach(e => { + repeat1Dict[e.intent] = e.repeat1; +}); +var repeat2Dict = {}; +wissensbasis.intents.forEach(e => { + repeat2Dict[e.intent] = e.repeat2; +}); +var fallbacks = []; +wissensbasis.fallbacks.forEach(e => { + fallbacks.push(e); +}); + +/* Die Intents der letzten 2 Anfragen werden hier gespeichert */ +var savedIntents = {}; + +/** bot ist ein einfacher Websocket Chat Client */ +class bot { + + /** + * Konstruktor baut den client auf. Er erstellt einen Websocket und verbindet sich zum Server + * Bitte beachten Sie, dass die Server IP hardcodiert ist. Sie müssen sie umsetzten + */ + constructor () { + + /** Die Websocketverbindung */ + this.client = new WebSocketClient() + + /** Der Name des Bots */ + this.botname = "Raspi-Bot" + + /** Wenn der Websocket verbunden ist, dann setzten wir ihn auf true */ + this.connected = false + + /** LUIS Endpoint-Parameter */ + this.endpointKey = "9c4cdfefdcde4156a0735c0d2100ef3e"; + this.endpoint = "raspberry-pi-4-chatbot.cognitiveservices.azure.com/"; + this.appId = "87bb26ac-91ee-4006-a144-6cc7db61b0fb"; + + /** Wenn die Verbindung nicht zustande kommt, dann läuft der Aufruf hier hinein */ + this.client.on('connectFailed', function (error) { + console.log('[BOT] Connect Error: ' + error.toString()) + }) + + /** Wenn der Client sich mit dem Server verbindet sind wir hier */ + this.client.on('connect', function (connection) { + this.con = connection + console.log('[BOT] WebSocket Client Connected') + connection.on('error', function (error) { + console.log('[BOT] Connection Error: ' + error.toString()) + }) + + /** + * Es kann immer sein, dass sich der Client disconnected + * (typischer Weise, wenn der Server nicht mehr da ist) + */ + connection.on('close', function () { + console.log('[BOT] echo-protocol Connection Closed') + }) + + /** + * Hier ist der Kern, wenn immmer eine Nachricht empfangen wird, kommt hier die + * Nachricht an. + */ + connection.on('message', function (message) { + if (message.type === 'utf8') { + var data = JSON.parse(message.utf8Data) + console.log('[BOT] Received: ' + data.msg + ' ' + data.name) + } + }) + + /** + * Hier senden wir unsere Kennung damit der Server uns erkennt. + * Wir formatieren die Kennung als JSON + */ + function joinGesp () { + if (connection.connected) { + connection.sendUTF('{"type": "join", "name":"Raspi-Bot"}') + } + } + joinGesp() + }) + } + + /** + * Methode um sich mit dem Server zu verbinden. + */ + connect () { + this.client.connect('ws://localhost:8181/', 'chat') + this.connected = true + } + + /** + * Hier muss ihre Verarbeitungslogik integriert werden. + * Diese Funktion wird automatisch im Server aufgerufen, wenn etwas ankommt, das wir + * nicht geschrieben haben + * @param nachricht auf die der bot reagieren soll + * @param nachricht name des Absenders + */ + async post (nachricht, uname) { + // Initialisiert den Intent-Speicher falls dies noch nicht geschehen ist + if(savedIntents[uname] == undefined){ + savedIntents[uname] = []; + } + + // Sendet die Nachricht an LUIS und erhält extrahiert den Top-Intent und dessen Score aus der Antwort + var luisResponse = await this.sendLUISrequest(nachricht); + var intent = luisResponse.prediction.topIntent; + var intentScore = luisResponse.prediction.intents[intent].score; + + // Antwort anhand des erhaltenen Intents und den vorherigen Intents ermitteln + var answer; + if(intentScore > 0.5){ + if(intent != savedIntents[uname][0]){ + var answerArray = answerDict[intent] + answer = answerArray[Math.floor(Math.random() * answerArray.length)]; + }else{ + if(intent == savedIntents[uname][1]){ + var repeat2Array = repeat2Dict[intent] + answer = repeat2Array[Math.floor(Math.random() * repeat2Array.length)]; + }else{ + var repeat1Array = repeat1Dict[intent] + answer = repeat1Array[Math.floor(Math.random() * repeat1Array.length)]; + } + } + // Speichert den neuen Intent ab + savedIntents[uname][1] = savedIntents[uname][0]; + savedIntents[uname][0] = intent; + }else{ + answer = fallbacks[Math.floor(Math.random() * fallbacks.length)]; + } + + // Antwort zusammensetzen und absenden + var msg = '{"type": "msg", "name": "Raspi-Bot", "msg":"' + answer + '"}' + this.client.con.sendUTF(msg) + } + + /** + * Sendet die Nachricht zum LUIS Endpoint + * + * @param message die Nachricht + * @returns die Antwort + */ + async sendLUISrequest(message){ + var queryParams = { + "show-all-intents": true, + "verbose": true, + "query": message, + "subscription-key": this.endpointKey + } + var URI =`https://${this.endpoint}/luis/prediction/v3.0/apps/${this.appId}/slots/production/predict?${querystring.stringify(queryParams)}`; + var result + await fetch(URI).then(d=>d.json()).then(e=>{ + result = e + }); + return result; + } +} + +module.exports = bot \ No newline at end of file diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..ef36460 --- /dev/null +++ b/package-lock.json @@ -0,0 +1,1129 @@ +{ + "name": "chathtmlspotter", + "version": "1.0.0", + "lockfileVersion": 2, + "requires": true, + "packages": { + "": { + "name": "chathtmlspotter", + "version": "1.0.0", + "license": "ISC", + "dependencies": { + "express": "^4.17.1", + "node-fetch": "^2.6.1", + "querystring": "^0.2.1", + "websocket": "^1.0.34" + } + }, + "node_modules/accepts": { + "version": "1.3.7", + "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz", + "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==", + 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--git a/public/css/newchat.css b/public/css/newchat.css new file mode 100644 index 0000000..9ea1625 --- /dev/null +++ b/public/css/newchat.css @@ -0,0 +1,153 @@ +:root { + --body-bg: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%); + --msger-bg: #fff; + --border: 2px solid #ddd; + --left-msg-bg: #ececec; + --right-msg-bg: #579ffb; + } + + html { + box-sizing: border-box; + } + + *, + *:before, + *:after { + margin: 0; + padding: 0; + box-sizing: inherit; + } + + body { + display: flex; + justify-content: center; + align-items: center; + height: 100vh; + background-image: url(../pics/pi4_gray.svg); + background-size: 10%; + font-family: Helvetica, sans-serif; + } + + .msger { + display: flex; + flex-flow: column wrap; + justify-content: space-between; + width: 100%; + max-width: 867px; + margin: 25px 10px; + height: calc(100% - 50px); + border: var(--border); + border-radius: 5px; + background: var(--msger-bg); + box-shadow: 0 15px 15px -5px rgba(0, 0, 0, 0.2); + } + + .msger-header { + display: flex; + justify-content: space-between; + padding: 10px; + border-bottom: var(--border); + background: #eee; + color: #666; + } + + .msger-chat { + flex: 1; + overflow-y: auto; + padding: 10px; + } + .msger-chat::-webkit-scrollbar { + width: 6px; + } + .msger-chat::-webkit-scrollbar-track { + background: #ddd; + } + .msger-chat::-webkit-scrollbar-thumb { + background: #bdbdbd; + } + .msg { + display: flex; + align-items: flex-end; + margin-bottom: 10px; + } + .msg:last-of-type { + margin: 0; + } + .msg-img { + width: 50px; + height: 50px; + margin-right: 10px; + background: #ddd; + background-repeat: no-repeat; + background-position: center; + background-size: cover; + border-radius: 50%; + } + .msg-bubble { + max-width: 450px; + padding: 15px; + border-radius: 15px; + background: var(--left-msg-bg); + } + .msg-info { + display: flex; + justify-content: space-between; + align-items: center; + margin-bottom: 10px; + } + .msg-info-name { + margin-right: 10px; + font-weight: bold; + } + .msg-info-time { + font-size: 0.85em; + } + + .left-msg .msg-bubble { + border-bottom-left-radius: 0; + } + + .right-msg { + flex-direction: row-reverse; + } + .right-msg .msg-bubble { + background: var(--right-msg-bg); + color: #fff; + border-bottom-right-radius: 0; + } + .right-msg .msg-img { + margin: 0 0 0 10px; + } + + .msger-inputarea { + display: flex; + padding: 10px; + border-top: var(--border); + background: #eee; + } + .msger-inputarea * { + padding: 10px; + border: none; + border-radius: 3px; + font-size: 1em; + } + .msger-input { + flex: 1; + background: #ddd; + } + .msger-send-btn { + margin-left: 10px; + background: rgb(0, 196, 65); + color: #fff; + font-weight: bold; + cursor: pointer; + transition: background 0.23s; + } + .msger-send-btn:hover { + background: rgb(0, 180, 50); + } + + .msger-chat { + background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' viewBox='0 0 260 260'%3E%3Cg 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0000000..db589ec --- /dev/null +++ b/public/index.html @@ -0,0 +1,30 @@ + + + + + + + + + Raspi-Bot + + +
+
+
+ Raspberry Pi 4 Chat Bot +
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+ +
+
+ +
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+ + +
+
+ + \ No newline at end of file diff --git a/public/js/newchat.js b/public/js/newchat.js new file mode 100644 index 0000000..219c753 --- /dev/null +++ b/public/js/newchat.js @@ -0,0 +1,107 @@ +var msgerChat = null; +var socketurl = 'ws://127.0.0.1:8181/'; + +/** Standartnachricht ausgeben und Websocket-Verbindung aufbauen */ +window.onload=function(){ + /* DOM-Variablen initialisieren */ + var msgerForm = get(".msger-inputarea"); + var msgerInput = get(".msger-input"); + msgerChat = get(".msger-chat"); + + /* Standard Wilkommensnachricht ausgeben */ + appendMessage(BOT_NAME, BOT_IMG, "left", "Hi, wilkommen beim Raspi-Bot!"); + + /* Websocket initialisieren */ + var socket = new WebSocket(socketurl, 'chat'); + var username = 'u1' + socket.onopen = function () { + username = "name" + Math.floor(Math.random() * Math.floor(700)); + socket.send('{"type": "join", "name":" '+username+'"}'); + } + + /* Aktion bei Nachrichteneingang festlegen */ + socket.onmessage = function (msg) { + var data = JSON.parse(msg.data); + if(data.type == 'msg'){ + if(data.name !== "Raspi-Bot" ){ + appendMessage("Nutzer", PERSON_IMG, "right", data.msg); + }else{ + appendMessage(BOT_NAME, BOT_IMG, "left", data.msg); + } + } + }; + + /* Aktion zum Absenden einer Nachricht festlegen */ + msgerForm.addEventListener("submit", event => { + event.preventDefault(); + const msgText = msgerInput.value; + if (!msgText) return; + socket.send('{"type": "msg", "msg": "' + msgerInput.value + '"}'); + msgerInput.value = ""; + }); +} + +/* Icons und Botname für die Chat-Bubbles */ +const BOT_IMG = "https://image.flaticon.com/icons/svg/327/327779.svg"; +const PERSON_IMG = "https://image.flaticon.com/icons/svg/145/145867.svg"; +const BOT_NAME = "Raspi-Bot"; + +/** + * Neue Nachricht ins HTML hinzufügen + * + * @param img for the backround of the bubble + * @param side eighter left or right + * @param text the message text + */ +function appendMessage(name, img, side, text) { + const msgHTML = ` +
+
+ +
+
+
${name}
+
${formatDate(new Date())}
+
+ +
${text}
+
+
+ `; + msgerChat.insertAdjacentHTML("beforeend", msgHTML); + msgerChat.scrollTop += 500; +} + +/** + * DOM-Elemente selektieren + * + * @param selector der Selektor (z.B. Klasse oder ID) + * @param root das Root-Element von dem ausgegangen wird + * @returns das DOM-Element + */ +function get(selector, root = document) { + return root.querySelector(selector); +} + +/** + * Formatiert einen Datumswert zum Uhrzeit-Format HH:mm + * + * @param {*} date das Datum + * @returns die formatierte Uhrzeit + */ +function formatDate(date) { + const h = "0" + date.getHours(); + const m = "0" + date.getMinutes(); + return `${h.slice(-2)}:${m.slice(-2)}`; +} + +/** + * Gibt eine zufällige ganze Zahl zwischen min und max zurück + * + * @param {*} min die Untergrenze + * @param {*} max die Obergrenze + * @returns die Zufallszahl + */ +function random(min, max) { + return Math.floor(Math.random() * (max - min) + min); +} \ No newline at end of file diff --git a/public/pics/pi4.svg b/public/pics/pi4.svg new file mode 100644 index 0000000..6ab07c4 --- /dev/null +++ b/public/pics/pi4.svg @@ -0,0 +1,179 @@ + + + + + + image/svg+xml + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/public/pics/pi4_gray.svg b/public/pics/pi4_gray.svg new file mode 100644 index 0000000..fbd7b9b --- /dev/null +++ b/public/pics/pi4_gray.svg @@ -0,0 +1,312 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/staticExpress.js b/staticExpress.js new file mode 100644 index 0000000..c2cc9d6 --- /dev/null +++ b/staticExpress.js @@ -0,0 +1,96 @@ +/* Pakete die wir brauchen */ +var bot = require('./bot.js') +var express = require('express') +const fs = require('fs') + +// Erzeugt die Express Applikation +var app = express() + +/* Nutzen einer statischen WebSeite */ +app.use(express.static('public')) + +// Wir nutzen ein paar statische Ressourcen +app.use('/css', express.static(__dirname + '/public/css')) +app.use('/js', express.static(__dirname + '/public/js')) +app.use('/pics', express.static(__dirname + '/public/pics')) + +// Wir starten den Express server +var server = app.listen(8081, function () { + var address = server.address() + console.log(address) + console.log('Server started at http://localhost:8081') +}) + +// Das brauchen wir für unsere Websockets +var WSS = require('websocket').server, +http = require('http') + +// Erzeugt den Webserver und hört auf den angegebenen Port +var server = http.createServer() +server.listen(8181) + +/* Wir erstellen einen Bot, der kann sich aber noch nicht mit + * dem Socket Server verbinden, da dieser noch nicht läuft + */ +var myBot = new bot() + +// Hier erstellen wir den Server für den Websocket +var wss = new WSS({ + httpServer: server, + autoAcceptConnections: false +}) + +// Abspeichern der Verbindungen +var connections = {} + +// Wenn Sich ein client Socket mit dem Server verbinden will kommt er hier an +wss.on('request', function (request) { + var connection = request.accept('chat', request.origin) + connection.on('message', function (message) { + var name = '' + for (var key in connections) { + if (connection === connections[key]) { + name = key + } + } + + var data = JSON.parse(message.utf8Data) + var msg = 'leer' + + // Variablen um später den letzten Satz und den Sender zu speichern + var uname + var utype + var umsg + + switch (data.type) { + case 'join': + // Wenn der Typ join ist füge ich den Client einfach unserer Liste hinzu + connections[data.name] = connection + msg = '{"type": "join", "names": ["' + Object.keys(connections).join('","') + '"]}' + if (myBot.connected === false) { + myBot.connect() + } + + break + case 'msg': + // Erstelle eine Nachricht in JSON mit Typ, Sender und Inhalt + msg = '{"type": "msg", "name": "' + name + '", "msg":"' + data.msg + '"}' + utype = 'msg' + uname = name + umsg = data.msg + break + } + + // Sende alle daten an alle verbundenen Sockets + for (var key in connections) { + if (connections[key] && connections[key].send) { + connections[key].send(msg) + } + } + + // Leite die Daten des Users an den Bot weiter, damit der antworten kann + if (uname !== 'Raspi-Bot' && utype === 'msg') { + var test = myBot.post(umsg,uname) + } + }) +}) diff --git a/wissensbasis.json b/wissensbasis.json new file mode 100644 index 0000000..5468056 --- /dev/null +++ b/wissensbasis.json @@ -0,0 +1,18 @@ +{ "intents" :[ + {"intent":"kaufen", "answers":["kaufen answer 1","kaufen answer 1","kaufen answer 1"], "repeat1": ["kaufen repeat 1"],"repeat2":["kaufen repeat 2"]}, + {"intent":"netzwerk", "answers":["netzwerk answer 1","netzwerk answer 2","netzwerk answer 3"], "repeat1": ["netzwerk repeat 1"],"repeat2":["netzwerk repeat 2"]}, + {"intent":"usb", "answers":["usb answer 1","usb answer 2","usb answer 3"], "repeat1": ["usb repeat 1"],"repeat2":["usb repeat 2"]}, + {"intent":"display", "answers":["display answer 1","display answer 2","display answer 3"], "repeat1": ["display repeat 1"],"repeat2":["display repeat 2"]}, + {"intent":"strom", "answers":["strom answer 1","strom answer 2","strom answer 3"], "repeat1": ["strom repeat 1"],"repeat2":["strom repeat 2"]}, + {"intent":"ram", "answers":["ram answer 1","ram answer 2","ram answer 3"], "repeat1": ["ram repeat 1"],"repeat2":["ram repeat 2"]}, + {"intent":"cpu", "answers":["cpu answer 1","cpu answer 2","cpu answer 3"], "repeat1": ["cpu repeat 1"],"repeat2":["cpu repeat 2"]}, + {"intent":"gpio", "answers":["gpio answer 1","gpio answer 2","gpio answer 3"], "repeat1": ["gpio repeat 1"],"repeat2":["gpio repeat 2"]}, + {"intent":"sd", "answers":["sd answer 1","sd answer 2","sd answer 3"], "repeat1": ["sd repeat 1"],"repeat2":["sd repeat 2"]}, + {"intent":"os", "answers":["os answer 1","os answer 2","os answer 3"], "repeat1": ["os repeat 1"],"repeat2":["os repeat 2"]} + ], + "fallbacks": [ + "fallback 1", + "fallback 2", + "fallback 3" + ] +} \ No newline at end of file