5 files changed, 130 insertions(+), 11 deletions(-)

M app/src/main/java/com/github/nacabaro/vbhelper/MainActivity.kt
M app/src/main/java/com/github/nacabaro/vbhelper/navigation/AppNavigation.kt
M app/src/main/java/com/github/nacabaro/vbhelper/screens/ScanScreen.kt
A app/src/main/java/com/github/nacabaro/vbhelper/screens/scanScreen/ReadingCharacter.kt
M vb-nfc-reader/src/main/java/com/github/cfogrady/vbnfc/TagCommunicator.kt

@@ 10,16 10,25 @@ import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import com.github.nacabaro.vbhelper.navigation.AppNavigation
 import com.github.cfogrady.vbnfc.CryptographicTransformer
 import com.github.cfogrady.vbnfc.TagCommunicator
 import com.github.cfogrady.vbnfc.data.DeviceType
-import com.github.nacabaro.vbhelper.navigation.AppNavigation
+import com.github.cfogrady.vbnfc.data.NfcCharacter
 import com.github.nacabaro.vbhelper.ui.theme.VBHelperTheme
+import kotlinx.coroutines.flow.MutableStateFlow
 
 class MainActivity : ComponentActivity() {
     private lateinit var nfcAdapter: NfcAdapter
     private lateinit var deviceToCryptographicTransformers: Map<UShort, CryptographicTransformer>
 
+    private var nfcCharacter = MutableStateFlow<NfcCharacter?>(null)
+
     // EXTRACTED DIRECTLY FROM EXAMPLE APP
     override fun onCreate(savedInstanceState: Bundle?) {
         deviceToCryptographicTransformers = getMapOfCryptographicTransformers()


@@ 37,11 46,30 @@ class MainActivity : ComponentActivity() {
         enableEdgeToEdge()
         setContent {
             VBHelperTheme {
-                AppNavigation()
+                MainApplication()
             }
         }
     }
 
+    @Composable
+    private fun MainApplication() {
+        var isDoneReadingCharacter by remember { mutableStateOf(false) }
+        AppNavigation(
+            isDoneReadingCharacter = isDoneReadingCharacter,
+            onClickRead = {
+                handleTag {
+                    val character = it.receiveCharacter()
+                    nfcCharacter.value = character
+                    isDoneReadingCharacter = true
+                    "Done reading character"
+                }
+            },
+            onClickScan = {
+                isDoneReadingCharacter = false
+            }
+        )
+    }
+
     // EXTRACTED DIRECTLY FROM EXAMPLE APP
     private fun getMapOfCryptographicTransformers(): Map<UShort, CryptographicTransformer> {
         return mapOf(

@@ 14,7 14,11 @@ import com.github.nacabaro.vbhelper.screens.ScanScreen
 import com.github.nacabaro.vbhelper.screens.StorageScreen
 
 @Composable
-fun AppNavigation() {
+fun AppNavigation(
+    onClickRead: () -> Unit,
+    onClickScan: () -> Unit,
+    isDoneReadingCharacter: Boolean
+) {
     val navController = rememberNavController()
 
     Scaffold(


@@ 38,7 42,12 @@ fun AppNavigation() {
                 StorageScreen()
             }
             composable(BottomNavItem.Scan.route) {
-                ScanScreen()
+                onClickScan()
+                ScanScreen(
+                    navController = navController,
+                    onClickRead = onClickRead,
+                    isDoneReadingCharacter = isDoneReadingCharacter
+                )
             }
             composable(BottomNavItem.Dex.route) {
                 DexScreen()

@@ 10,17 10,52 @@ import androidx.compose.material3.Button
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.navigation.NavController
+import androidx.navigation.compose.rememberNavController
 import com.github.nacabaro.vbhelper.components.TopBanner
+import com.github.nacabaro.vbhelper.navigation.BottomNavItem
+import com.github.nacabaro.vbhelper.screens.scanScreen.ReadingCharacterScreen
 
 @Composable
-fun ScanScreen() {
-    Scaffold (
-    topBar = { TopBanner(text = "Scan a Vital Bracelet") }
+fun ScanScreen(
+    navController: NavController,
+    onClickRead: () -> Unit,
+    isDoneReadingCharacter: Boolean
+) {
+    var readingScreen by remember { mutableStateOf(false) }
+
+    if (isDoneReadingCharacter) {
+        readingScreen = false
+        navController.navigate(BottomNavItem.Home.route)
+    }
+
+    if (readingScreen) {
+        ReadingCharacterScreen { readingScreen = false }
+    } else {
+        ChooseConnectOption(
+            onClickRead = {
+                readingScreen = true
+                onClickRead()
+            },
+        )
+    }
+}
+
+@Composable
+private fun ChooseConnectOption(
+    onClickRead: () -> Unit,
+) {
+    Scaffold(
+        topBar = { TopBanner(text = "Scan a Vital Bracelet") }
     ) { contentPadding ->
         Column(
             verticalArrangement = Arrangement.Center,


@@ 31,7 66,7 @@ fun ScanScreen() {
         ) {
             ScanButton(
                 text = "Vital Bracelet to App",
-                onClick = {}
+                onClick = onClickRead
             )
             Spacer(modifier = Modifier.height(16.dp))
             ScanButton(


@@ 42,6 77,7 @@ fun ScanScreen() {
     }
 }
 
+
 @Composable
 fun ScanButton(
     text: String,


@@ 64,5 100,9 @@ fun ScanButton(
 @Preview(showBackground = true)
 @Composable
 fun ScanScreenPreview() {
-    ScanScreen()
+    ScanScreen(
+        navController = rememberNavController(),
+        onClickRead = {  },
+        isDoneReadingCharacter = false
+    )
 }=
\ No newline at end of file

@@ 0,0 1,41 @@
+package com.github.nacabaro.vbhelper.screens.scanScreen
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Button
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import com.github.nacabaro.vbhelper.components.TopBanner
+
+@Composable
+fun ReadingCharacterScreen(
+    onClickCancel: () -> Unit,
+) {
+    Scaffold (
+        topBar = {
+            TopBanner("Reading Character")
+        }
+    ) { innerPadding ->
+        Column (
+            horizontalAlignment = Alignment.CenterHorizontally,
+            verticalArrangement = Arrangement.Center,
+            modifier = Modifier
+                .padding(innerPadding)
+                .fillMaxSize()
+        ) {
+            Text("Place your Vital Bracelet near the reader...")
+            Button(
+                onClick = onClickCancel,
+                modifier = Modifier.padding(16.dp)
+            ) {
+                Text("Cancel")
+            }
+        }
+    }
+}<
\ No newline at end of file

@@ 69,8 69,9 @@ class TagCommunicator(
         checksumCalculator.checkChecksums(decryptedCharacterData)
         val nfcCharacter = translator.parseNfcCharacter(decryptedCharacterData)
         Log.i(TAG, "Known Character Stats: $nfcCharacter")
-        Log.i(TAG, "Signaling operation complete")
-        nfcData.transceive(translator.getOperationCommandBytes(header, OPERATION_TRANSFERRED_TO_APP))
+        // Not ready to lose any of my mons in this...
+        //Log.i(TAG, "Signaling operation complete")
+        //nfcData.transceive(translator.getOperationCommandBytes(header, OPERATION_TRANSFERRED_TO_APP))
         return nfcCharacter
     }