projeto-hit/TEST_SERVER1/api/app.js

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const express = require('express')
const bodyparser = require('body-parser')
const dotenv = require('dotenv')
dotenv.config({ path: '.env' })
const copyFolder = require('./helpers/copyFolder')
const createDir = require('./helpers/createDir')
const createFile = require('./helpers/createFile')
const path = require('path')
const db_info = require('./db_conn')
const fs = require('fs')
let mysql_conn = require('./helpers/mysql_conn.js')
const { exec, execSync, spawn } = require('child_process')
const startPm2Process = require('./helpers/startPm2Process')
const removeDir = require('./helpers/remove_dir')
const setSessionName = require('./helpers/setSessionNumber')
const getNumberFromName = require('./helpers/getNumberSequence')
const pm2 = require('pm2')
const bcrypt = require('bcrypt')
const OmnihitDBConn = require('./model/db_conn')
const app = express()
app.use(bodyparser.json())
app.get('/', function (req, res) {
return res.send('Express + TypeScript Server')
})
app.post('/api/session', async function (req, res) {
let { app_name, whatsappId, client_url, number } = req.body
let oldNumber = ''
if (app_name) {
app_name = app_name.trim()
}
console.log('__dirname: ', path.join(__dirname, '..', app_name))
console.log(
'app_name: ',
app_name,
' | whatsappId: ',
whatsappId,
' | client_url: ',
client_url
)
const sessionsPath = path.join(__dirname, '..', 'sessions')
const directoriesInDIrectory = fs
.readdirSync(sessionsPath, { withFileTypes: true })
.filter((item) => item.isDirectory())
.map((item) => item.name)
console.log('directoriesInDIrectory: ', directoriesInDIrectory)
const dirExist = directoriesInDIrectory.filter((e) => e.trim() == app_name)
let dirSessionsApp = path.join(sessionsPath, app_name)
if (dirExist.length == 0) {
let create = createDir(dirSessionsApp)
if (!create) {
res.status(500).json({ message: 'Cannot create the directory path!' })
return
}
}
let appPort = []
let existSubDir = false
for (let i = 0; i < directoriesInDIrectory.length; i++) {
console.log('directoriesInDIrectory[i]', directoriesInDIrectory[i])
const subDir = fs
.readdirSync(path.join(sessionsPath, directoriesInDIrectory[i]), {
withFileTypes: true,
})
.filter((item) => item.isDirectory())
.map((item) => item.name)
for (let x = 0; x < subDir.length; x++) {
console.log('subdir: ', subDir[x])
let whatsId = subDir[x].split('_')[0]
if (whatsId == whatsappId && app_name == directoriesInDIrectory[i]) {
let currPath = path.join(
sessionsPath,
directoriesInDIrectory[i],
subDir[x]
)
console.log(
'PATH: ',
path.join(sessionsPath, directoriesInDIrectory[i], subDir[x])
)
oldNumber = subDir[x].split('_')[1]
if (oldNumber != number) {
deletePm2Process(subDir[x], currPath)
removeDir(currPath)
} else {
res.send('ok')
return
}
}
let auxPort = subDir[x].split('_')[3]
console.log('---------> auxPort: ' + auxPort)
if (auxPort) {
auxPort = +auxPort.trim()
if (!isNaN(auxPort)) {
appPort.push(auxPort)
}
}
existSubDir = true
}
}
appPort = existSubDir ? Math.max(...appPort) + 1 : process.env.PORT_START
console.log('new port: ', appPort)
let dirSessionAppName
let numberSession = 1
let lstPass = process.env.PASS
if (!lstPass) {
console.log('PASS VARIABLE NOT FOUND INTO .ENV!')
return res.send('OK')
}
let db_credentials
try {
db_credentials = await OmnihitDBConn.findOne({ client_url })
if (!db_credentials) {
db_credentials = new OmnihitDBConn({
client_url: client_url,
db_conf: {
DB: '',
DB_HOST: '',
DB_USER: '',
DB_PASS: '',
DB_PORT: '',
},
})
await db_credentials.save()
return res.send('ok')
}
} catch (error) {
console.log(error)
}
if (db_credentials && db_credentials.db_conf.DB.trim().length > 0) {
lstPass = lstPass.split(',')
let password = null
// password = await lstPass.find(
// async (pass) =>
// await bcrypt.compare(pass.trim(), db_credentials.db_conf.DB_PASS)
// )
for (let i = 0; i < lstPass.length; i++) {
const hasPass = await bcrypt.compare(
lstPass[i].trim(),
db_credentials.db_conf.DB_PASS
)
if (hasPass) {
password = lstPass[i].trim()
break
}
}
if (password) {
db_credentials.db_conf.DB_PASS = password
} else {
return res.send('ok')
}
}
if (
db_credentials.db_conf &&
Object.keys(db_credentials.db_conf).length > 0
) {
const whatsapp_numbers = await new Promise((resolve, reject) => {
mysql_conn(db_credentials.db_conf).query(
'SELECT name, number FROM Whatsapps WHERE name LIKE ?',
[`%${number}%`],
(err, result) => {
if (err) {
reject(err)
} else {
resolve(result)
}
}
)
})
let session_num = []
if (whatsapp_numbers && whatsapp_numbers.length > 0) {
console.log('whatsapp_numbers.length: ', whatsapp_numbers.length)
if (whatsapp_numbers.length == 5) {
res.status(400).json({
message: 'Cannot create more than 4 sessions from the same number',
})
return
}
let regex = /-> [a-zA-Z]\d$/
let numbered_sessions = whatsapp_numbers.filter((e) => regex.test(e.name))
console.log('numbered_sessions: ', numbered_sessions)
session_num = numbered_sessions.map((e) =>
parseInt(
e.name
.split('->')
[e.name.split('->').length - 1].trim()
.match(/\d+/)[0]
)
)
console.log('session_num', session_num)
}
let index = 1
while (index <= 4) {
if (!session_num.includes(index)) {
console.log(index)
numberSession = index
break
}
index++
}
}
// numberSession = Math.max(...session_number) + 1
console.log('Number session: ', numberSession)
// }
dirSessionAppName = `${whatsappId}_${number}_${numberSession}_${appPort}`
destDir = path.join(dirSessionsApp, dirSessionAppName)
originDir = path.join(__dirname, '..', 'whats')
copyFolder(originDir, destDir)
if (
db_credentials.db_conf &&
Object.keys(db_credentials.db_conf).length > 0
) {
console.log('***SUCCESS SEED DIRECTORY CREATED***')
let whatsName
const whatsapp = await new Promise((resolve, reject) => {
mysql_conn(db_credentials.db_conf).query(
'SELECT name from Whatsapps where id = ?',
[whatsappId],
(err, result) => {
if (err) {
reject(err)
} else {
resolve(result)
}
}
)
})
if (whatsapp[0]['name']?.split('->')?.length > 0) {
whatsName = `${whatsapp[0]['name'].split('->')[0]} -> S${numberSession}`
} else {
whatsName = `${whatsapp[0]['name']} -> S${numberSession}`
}
console.log('whatsName: ', whatsName)
console.log(
`url: ${process.env.BASE_URL}:${appPort}\n whatsname: ${whatsName}\n whatsappId: ${whatsappId}`
)
await new Promise((resolve, reject) => {
mysql_conn(db_credentials.db_conf).query(
'UPDATE Whatsapps SET url = ?, name = ? where id = ?',
[`${process.env.BASE_URL}:${appPort}`, `${whatsName}`, whatsappId],
function (err, result) {
if (err) {
reject(err)
console.log('===> ERROR: ' + err)
} else {
resolve(result)
// console.log('RESULT: ', result)
}
// else
// console.log('myslq result: ', result);
}
)
})
let whatsappName = `${number} - s${numberSession}`
console.log('-------------- numberSession', numberSession)
if (whatsapp.length > 0) {
if (whatsapp[0]['name'].split(' ').length > 0) {
whatsappName = `${whatsapp[0]['name'].split(' ')[0]
} - S${numberSession}`
}
}
console.log('whatsapp: ', whatsapp)
console.log("whatsapp[0]['name']: ", whatsapp[0]['name'])
const keys = Object.keys(db_credentials.db_conf)
var stream = fs.createWriteStream(path.join(destDir, '.env'))
stream.once('open', function (fd) {
stream.write('# NUMBER AND NAME THAT WILL BE DISPLAYED ON CONSOLE\n')
stream.write(`MOBILEUID=${number}\n`)
stream.write(`MOBILENAME=${whatsappName}\n`)
stream.write(`OLD_MOBILEUID=${oldNumber}\n`)
stream.write('\n')
stream.write('# PORT NUMBER FOR THIS API\n')
stream.write(`PORT=${appPort}\n`)
stream.write('\n')
stream.write('# URL FROM THE OMNIHIT BACKEND API\n')
stream.write(`CLIENT_URL=${client_url}\n`)
stream.write('\n')
stream.write('# OMNIHIT DATABASE\n')
keys.forEach((key, index) => {
stream.write(`${key}=${db_credentials.db_conf[key]}\n`)
})
stream.write('\n')
stream.write(
`# WHATSAPP ID OF THE TABLE Whatsapps FROM THE OMNIHIT DATABASE\n`
)
stream.write(`WHATSAPP_ID=${whatsappId}\n`)
stream.write('\n')
stream.write('# MONGO CONNECTION\n')
stream.write(`DB_MONGO_URL=${process.env.DB_MONGO_URL}\n`)
stream.write('\n')
stream.write('# MONGO COLLECTION\n')
stream.write(`DB_MONGO_NAME=${process.env.DB_MONGO_NAME_CAMPAIGN}\n`)
stream.write('\n')
stream.end()
})
console.log('----------------destDir: ', destDir)
execSync(`npm install`, { cwd: destDir }, (error, stdout, stderr) => {
if (error) {
console.log(`error: ${error.message}`)
return
}
if (stderr) {
console.log(`stderr: ${stderr}`)
return
}
console.log(`stdout: ${stdout}`)
})
const env = {
PORT: appPort,
DB_MONGO_URL: process.env.DB_MONGO_URL,
DB_MONGO_NAME: process.env.DB_MONGO_NAME_CAMPAIGN
}
startPm2Process(dirSessionAppName, 'app.js', destDir, env)
}
res.send('OK')
})
app.post('/api/session/edit', async function (req, res) {
const { app_name, whatsappId, client_url, number } = req.body
})
app.post('/api/session/del', async function (req, res) {
let { whatsappId, app_name } = req.body
if (app_name) {
app_name = app_name.trim()
}
const sessionsPath = path.join(__dirname, '..', 'sessions')
const directoriesInDIrectory = fs
.readdirSync(sessionsPath, { withFileTypes: true })
.filter((item) => item.isDirectory())
.map((item) => item.name)
console.log('directoriesInDIrectory: ', directoriesInDIrectory)
const dirExist = directoriesInDIrectory.filter((e) => e.trim() == app_name)
console.log('dirExist: ', dirExist)
if (dirExist.length == 0) res.send('ok')
for (let i = 0; i < directoriesInDIrectory.length; i++) {
console.log('directoriesInDIrectory[i]', directoriesInDIrectory[i])
const subDir = fs
.readdirSync(path.join(sessionsPath, directoriesInDIrectory[i]), {
withFileTypes: true,
})
.filter((item) => item.isDirectory())
.map((item) => item.name)
for (let x = 0; x < subDir.length; x++) {
console.log('subdir: ', subDir[x])
let whatsId = subDir[x].split('_')[0]
if (whatsId == whatsappId && app_name == directoriesInDIrectory[i]) {
let currPath = path.join(
sessionsPath,
directoriesInDIrectory[i],
subDir[x]
)
deletePm2Process(subDir[x], currPath)
console.log('currPath: ', currPath)
removeDir(currPath)
return res.send('ok')
}
}
}
res.send('ok')
})
app.listen(process.env.PORT || 8003, function () {
console.log(
'\u26A1[server]: Server is running at Port ::: ' + process.env.PORT || 8003
)
})
process.on('uncaughtException', function (err) {
console.error(' ')
console.error(
'----- ' + new Date().toUTCString() + ' ----------------------------------'
)
console.error('Erro uncaughtException: ', err.message)
console.error(err.stack)
console.error(' ')
return
})
function deletePm2Process(process_name, currPath) {
pm2.connect(function (err) {
if (err) {
console.error(err)
}
pm2.list(function (err, processes) {
if (err) {
console.error(err)
}
processes.forEach(function (process) {
console.log('.........process.name: ', process.name)
if (process.name === process_name) {
execSync(
`pm2 delete ${process_name} && pm2 save --force`,
{ cwd: currPath },
(error, stdout, stderr) => {
if (error) {
console.log(`error: ${error.message}`)
return
}
if (stderr) {
console.log(`stderr: ${stderr}`)
return
}
console.log(`stdout: ${stdout}`)
}
)
}
})
pm2.disconnect()
})
})
}