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Server.js
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Server.js
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const express = require("express");
const app = express();
const bodyParser = require("body-parser");
const cors = require("cors");
var jsonParser = bodyParser.json();
const { detectIntentText } = require("./Backend/libs/DialogflowCallAPI");
const { sendGenesysMessage } = require('./Backend/libs/SendGenesysMessage');
const { createConversationObj } = require('./Backend/libs/CreateConversationObj');
const { startWebsocket, sendWebSocketMessage } = require("./Backend/libs/Websocket")
const { ActiveChats } = require('./Backend/libs/ActiveChatsRepository');
const activeChats = ActiveChats.getInstance();
app.use(bodyParser.json());
app.use("/message", async (request, response) => {
console.log("===================Start======================");
console.log("We got a hit @ " + new Date() + "\n");
const { sessionId } = request.body;
const { message } = request.body;
const { name } = request.body;
const currentdate = new Date();
const currentMessage =
"CLIENTE(" +
currentdate.getDate() +
"/" +
(currentdate.getMonth() + 1) +
"/" +
currentdate.getFullYear() +
" " +
currentdate.getHours() +
":" +
currentdate.getMinutes() +
":" +
currentdate.getSeconds() +
"): " +
message;
console.log(
"Name: " +
name +
"\n" +
"Message: " +
message +
"\n" +
"SessionID: " +
sessionId +
"\n"
);
if (name == undefined || message == undefined || sessionId == undefined) {
console.log("primeiro request descartado");
console.log("===================End======================");
return response.status(200).json({ message: "Empty request!" });
} else {
activeChats.setName(sessionId, name)
activeChats.setHistory(sessionId, currentMessage)
console.log(activeChats);
}
activeChat = activeChats.findChat(sessionId);
if (activeChat == "NOT FOUND") {
console.log("User not Found!")
return
}
messageHandler(activeChat, message);
console.log("===================End======================");
return response.status(200).json({ message: "Message received!" });
});
async function messageHandler(activeChat, message) {
const { sessionId } = activeChat;
const { name } = activeChat;
const { chatWithAgent } = activeChat;
if (chatWithAgent == false) {
const response = await detectIntentText(message, sessionId);
for (const message of response.queryResult.responseMessages) {
if (message.text) {
console.log(`Agent Response: ${message.text.text}`);
const currentdate = new Date();
const currentMessage =
"AGENTE(Dialogflow)(" +
currentdate.getDate() +
"/" +
(currentdate.getMonth() + 1) +
"/" +
currentdate.getFullYear() +
" " +
currentdate.getHours() +
":" +
currentdate.getMinutes() +
":" +
currentdate.getSeconds() +
"): " +
message.text.text;
activeChats.setHistory(sessionId, currentMessage)
const getWeksocketInfoData = activeChats.getWeksocketinfo(sessionId)
sendWebSocketMessage(
message.text.text,
getWeksocketInfoData
);
}
}
console.log(
`\n Current Page: ${response.queryResult.currentPage.displayName}`
);
if (response.queryResult.match.intent) {
console.log(
`Matched Intent: ${response.queryResult.match.intent.displayName}`
);
if (response.queryResult.match.intent.displayName == "Yes_agentRequest") {
const chatInfo = await createConversationObj(name);
const conversationID = chatInfo.id;
const jwt = chatInfo.jwt;
const memberId = chatInfo.member.id;
const eventStreamUri = chatInfo.eventStreamUri;
activeChats.setGenesysSessionData(sessionId, conversationID, jwt, memberId, eventStreamUri);
await startWebsocket(eventStreamUri);
const firstMessage = true;
const messageHistoryData = activeChats.getHistory(sessionId)
console.log(messageHistoryData)
let messageHistory = messageHistoryData.join("\n");
setTimeout(() => {
sendGenesysMessage(conversationID, jwt, memberId, messageHistory, firstMessage);
}, 2000);
}
}
} else if (chatWithAgent == true) { //envia mensagem para a Genesys caso o usuário esteja conversando com agente
let firstMessage = false;
const { conversationId, jwt, memberId } = activeChats.getGenesysSessionData(sessionId)
sendGenesysMessage(
conversationId,
jwt,
memberId,
message,
firstMessage
);
}
}
app.listen(4000, () => {
console.log("server is Running on 4000");
});