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Code Issues Pull Requests Actions Packages Projects Releases 4 Wiki Activity

add dynamic topic based on deviceId

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This commit is contained in:
Pritimay Sarkar
2024-02-13 00:07:05 +05:30
parent c52d9835cd
commit 6577842ba9
1 changed files with 20 additions and 23 deletions
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43
app/src/main/java/com/example/hpostesting/presentation/NatsManager.kt
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@@ -1,9 +1,10 @@
package com.example.hpostesting.presentation
import android.content.Context
import android.os.Build
import android.util.Log
import androidx.annotation.RequiresApi
import com.example.hpostesting.presentation.assurance.AssuranceControlsActivity
import com.example.hpostesting.data.constant.Constants
import com.example.hpostesting.presentation.dashboard.DashboardActivity
import io.nats.client.AuthHandler
import io.nats.client.Connection
@@ -12,20 +13,15 @@ import io.nats.client.NKey
import io.nats.client.Nats
import io.nats.client.Options
import io.nats.client.support.SSLUtils
import java.io.BufferedInputStream
import java.io.File
import java.io.FileInputStream
import java.io.IOException
import java.nio.charset.StandardCharsets
import java.nio.file.Paths
import java.security.GeneralSecurityException
import java.security.KeyStore
import java.security.SecureRandom
import java.security.cert.CertificateFactory
import javax.net.ssl.KeyManager
import javax.net.ssl.KeyManagerFactory
import javax.net.ssl.SSLContext
import javax.net.ssl.TrustManager
import javax.net.ssl.TrustManagerFactory
@@ -35,6 +31,7 @@ class NatsManager(datacollector: DashboardActivity) {
var nc: Connection? = null
val datacollector = datacollector
var connect = false
var sharedPreferences = datacollector.getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
private fun createSSLContext(): SSLContext {
val keyStorePassword = "prime24".toCharArray() // Change as necessary
@@ -71,16 +68,14 @@ class NatsManager(datacollector: DashboardActivity) {
return sslContext
}
@RequiresApi(Build.VERSION_CODES.O)
fun connect() {
Log.d(TAG, "TRY TO CONNECT")
Thread {
val seedString = "SUAJH5VMO6GDRQA6QTXCLIJMS74IWIUTU3NJVYIOTZF2LBWUPD77DA2ZEA"
Log.e("seedString",seedString)
val seedBytes = seedString.toCharArray()
val seedString = sharedPreferences.getString(Constants.NATS_TOKEN, "")
Log.e("seedString", seedString.toString())
val seedBytes = seedString?.toCharArray()
val theNKey = NKey.fromSeed(seedBytes) // really should load from somewhere
@@ -125,50 +120,52 @@ class NatsManager(datacollector: DashboardActivity) {
datacollector.setConnect(true)
if (nc?.status == Connection.Status.CONNECTED) {
Log.e("NATSCONNECTION", "NATS is successfully connected.")
Log.d("NATSCONNECTION", "NATS is successfully connected.")
} else {
Log.e("NATSCONNECTION", "NATS is not connected. Current status: ${nc?.status}")
Log.d("NATSCONNECTION", "NATS is not connected. Current status: ${nc?.status}")
}
val deviceId = sharedPreferences.getString(Constants.DEVICE_ID, "")
nc?.publish(
"server.hpos.HCV-000-3001.ping",
"server.hpos.${deviceId}.ping",
"ALIVE".toByteArray(StandardCharsets.UTF_8)
)
nc?.publish(
"server.hpos.HCV-000-3001.health",
"server.hpos.${deviceId}.health",
"ALIVE".toByteArray(StandardCharsets.UTF_8)
)
Log.d(TAG, "Published msg server.hpos.HCV-000-3001.ping on topic Testing")
val d = nc?.createDispatcher { msg: Message? ->
println("PRITIMOI SARKAR $msg")
println("Nats dispatcher $msg")
}
d?.subscribe("device.hpos.HCV-000-3001.update") { msg ->
d?.subscribe("device.hpos.${deviceId}.update") { msg ->
val response = String(msg.data, StandardCharsets.UTF_8)
datacollector.setResponse(response)
println("Message received (up to 100 times): $response")
}
d?.subscribe("device.hpos.HCV-000-3001.uploadlogs") { msg ->
d?.subscribe("device.hpos.${deviceId}.uploadlogs") { msg ->
val response = String(msg.data, StandardCharsets.UTF_8)
datacollector.setResponse(response + "uPLOAD")
datacollector.setResponse(response + "UPLOAD")
println("Message received (up to 100 times): $response")
}
d?.subscribe("device.hpos.HCV-000-3001.disable") { msg ->
d?.subscribe("device.hpos.${deviceId}.disable") { msg ->
val response = String(msg.data, StandardCharsets.UTF_8)
datacollector.setResponse(response)
println("Message received (up to 100 times): $response")
}
d?.subscribe("device.hpos.HCV-000-3001.updatecustomer") { msg ->
d?.subscribe("device.hpos.${deviceId}.updatecustomer") { msg ->
val response = String(msg.data, StandardCharsets.UTF_8)
datacollector.setResponse(response)
println("Message received (up to 100 times): $response")
}
d?.subscribe("device.hpos.HCV-000-3001.checkupdate") { msg ->
d?.subscribe("device.hpos.${deviceId}.checkupdate") { msg ->
val response = String(msg.data, StandardCharsets.UTF_8)
datacollector.setResponse(response)
println("Message received (up to 100 times): $response")