Smayzy/I2D_projet_15_app
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add random value for testing the graph if isTesting is set to true before compilation

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This commit is contained in:
smayzy 2025-04-21 17:33:17 +02:00
parent a3c02e28cb
commit 26055a8e38
1 changed files with 46 additions and 1 deletions
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47
app/src/main/java/ovh/smayzy/i2d_project_15_app/MainActivity.kt
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@ -26,6 +26,9 @@ import java.util.*
import android.graphics.Color
import androidx.core.content.ContextCompat
import android.widget.TextView
import java.io.InputStream
import java.io.PipedInputStream
import java.io.PipedOutputStream
class MainActivity : AppCompatActivity() {
@ -48,6 +51,8 @@ class MainActivity : AppCompatActivity() {
private lateinit var tempCircle: TextView
private lateinit var humCircle: TextView
private val isTesting = true
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enableEdgeToEdge()
@ -78,6 +83,15 @@ class MainActivity : AppCompatActivity() {
connectToHC05()
}
if (isTesting) {
Toast.makeText(this, "Running in testing mode", Toast.LENGTH_SHORT).show()
Log.d(tag, "Starting fake data stream")
Thread {
listenForData()
}.start()
}
}
private fun connectToHC05() {
@ -119,7 +133,11 @@ class MainActivity : AppCompatActivity() {
}
private fun listenForData() {
val inputStream = bluetoothSocket?.inputStream ?: return
val inputStream = if (isTesting) {
fakeTestingData()
} else {
bluetoothSocket?.inputStream ?: return
}
val reader = BufferedReader(InputStreamReader(inputStream))
while (true) {
@ -215,4 +233,31 @@ class MainActivity : AppCompatActivity() {
humChart.invalidate()
}
private fun fakeTestingData(): InputStream {
val pipedInput = PipedInputStream()
val pipedOutput = PipedOutputStream(pipedInput)
Thread {
val random = Random()
while (true) {
val temp = 0.0 + random.nextFloat() * 50.0
val hum = 10.0 + random.nextFloat() * 80.0
val line = String.format(Locale.US, "%.1f;%.1f", temp, hum)
try {
pipedOutput.write("$line\n".toByteArray())
pipedOutput.flush()
Log.d(tag, "Fake sent: $line")
Thread.sleep(1000)
} catch (e: IOException) {
Log.e(tag, "Fake stream write failed", e)
break
}
}
}.start()
return pipedInput
}
}