feat(app): add new route for MainNavigation and new page in MainActiv…

…ity, add NFC tag reader

app/src/main/kotlin/com/intelligentbackpack/app/MainActivity.kt

@@ -1,6 +1,12 @@
 package com.intelligentbackpack.app
 
+import android.app.PendingIntent
+import android.content.Intent
+import android.nfc.NfcAdapter
+import android.nfc.Tag
+import android.os.Build
 import android.os.Bundle
+import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.compose.foundation.layout.fillMaxSize
@@ -9,30 +15,51 @@ import androidx.compose.material3.Surface
 import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.Modifier
 import androidx.lifecycle.viewmodel.compose.LocalViewModelStoreOwner
+import androidx.navigation.NavHostController
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.rememberNavController
 import androidx.navigation.navArgument
+import com.intelligentbackpack.app.sensor.NFCTag.Companion.detectTagData
 import com.intelligentbackpack.app.ui.navigation.MainNavigation
 import com.intelligentbackpack.app.ui.theme.IntelligentBackpackAppTheme
 import com.intelligentbackpack.app.view.CreateUser
 import com.intelligentbackpack.app.view.Home
 import com.intelligentbackpack.app.view.Login
+import com.intelligentbackpack.app.view.SchoolSupplyDetails
 import com.intelligentbackpack.app.view.UserDetails
 
 class MainActivity : ComponentActivity() {
+
+    private var nfcAdapter: NfcAdapter? = null
+    private lateinit var pendingIntent: PendingIntent
+    private lateinit var navController: NavHostController
+
+    @androidx.annotation.OptIn(androidx.camera.core.ExperimentalGetImage::class)
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        this.nfcAdapter = NfcAdapter.getDefaultAdapter(this)
+        nfcAdapter ?: run {
+            Toast.makeText(
+                this, "NO NFC Capabilities",
+                Toast.LENGTH_SHORT
+            ).show()
+        }
+        val intent = Intent(this.applicationContext, this.javaClass)
+        intent.flags = Intent.FLAG_ACTIVITY_SINGLE_TOP
+        pendingIntent = PendingIntent.getActivity(
+            this.applicationContext, 0, intent,
+            PendingIntent.FLAG_MUTABLE
+        )
         setContent {
-            val navController = rememberNavController()
+            navController = rememberNavController()
             val viewModelStoreOwner = LocalViewModelStoreOwner.current!!
             IntelligentBackpackAppTheme {
                 Surface(
                     modifier = Modifier.fillMaxSize(),
                     color = MaterialTheme.colorScheme.background
                 ) {
                     NavHost(navController, startDestination = MainNavigation.login) {
-
                         composable(MainNavigation.login) {
                             CompositionLocalProvider(
                                 LocalViewModelStoreOwner provides viewModelStoreOwner
@@ -69,9 +96,53 @@ class MainActivity : ComponentActivity() {
                                 UserDetails(navController = navController)
                             }
                         }
+                        composable(
+                            MainNavigation.schoolSupply,
+                            arguments = listOf(navArgument(MainNavigation.schoolSupplyParam) { nullable = true })
+                        ) { backStackEntry ->
+                            val rfid = backStackEntry.arguments?.getString(MainNavigation.schoolSupplyParam)
+                            CompositionLocalProvider(
+                                LocalViewModelStoreOwner provides viewModelStoreOwner
+                            ) {
+
+                            }
+                        }
                     }
                 }
             }
         }
     }
+
+    override fun onNewIntent(intent: Intent?) {
+        super.onNewIntent(intent)
+        setIntent(intent)
+        intent?.let { resolveIntent(it) }
+    }
+
+    @Suppress("DEPRECATION")
+    private fun resolveIntent(intent: Intent) {
+        val action = intent.action
+        if (NfcAdapter.ACTION_TAG_DISCOVERED == action || NfcAdapter.ACTION_TECH_DISCOVERED == action || NfcAdapter.ACTION_NDEF_DISCOVERED == action) {
+            val tag: Tag? = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                intent.getParcelableExtra(NfcAdapter.EXTRA_TAG, Tag::class.java)
+            } else {
+                intent.getParcelableExtra(NfcAdapter.EXTRA_TAG)
+            }
+            tag?.let { detectTagData(it) }
+                .let {
+                    if (navController.currentDestination?.route != MainNavigation.login && navController.currentDestination?.route != MainNavigation.createUser)
+                        navController.navigate(MainNavigation.schoolSupply(it?.rfidId)) { launchSingleTop = true }
+                }
+        }
+    }
+
+    override fun onResume() {
+        super.onResume()
+        nfcAdapter?.enableForegroundDispatch(this, pendingIntent, null, null)
+    }
+
+    override fun onPause() {
+        super.onPause()
+        nfcAdapter?.disableForegroundDispatch(this)
+    }
 }

app/src/main/kotlin/com/intelligentbackpack/app/ui/navigation/MainNavigation.kt

@@ -13,4 +13,15 @@ object MainNavigation {
         }
 
     const val user = "user"
+
+    const val schoolSupplyParam = "rfid"
+    const val schoolSupply = "schoolSupply?$schoolSupplyParam={$schoolSupplyParam}"
+    fun schoolSupply(rfid: String?) =
+        rfid?.let {
+            if (rfid.isBlank()) {
+                "schoolSupply"
+            } else {
+                "schoolSupply?$schoolSupplyParam=$rfid"
+            }
+        } ?: "schoolSupply"
 }