Update Back navigation in QuoteDetails.kt

Signed-off-by: Sanju S <[email protected]>

Author: Spikeysanju

app/src/main/java/www/spikeysanju/jetquotes/view/QuoteDetails.kt

@@ -33,10 +33,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.compose.foundation.Icon
 import androidx.compose.foundation.Text
 import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.material.MaterialTheme
-import androidx.compose.material.Scaffold
-import androidx.compose.material.Surface
-import androidx.compose.material.TopAppBar
+import androidx.compose.material.*
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.setContent
@@ -63,15 +60,17 @@ class QuoteDetails : AppCompatActivity() {
             JetQuotesTheme {
                 // A surface container using the 'background' color from the theme
                 Surface(color = MaterialTheme.colors.background) {
-                    DetailQuoteApp(quote = quote!!, author = author!!)
+                    DetailQuoteApp(quote = quote!!, author = author!!) {
+                        onBackPressed()
+                    }
                 }
             }
         }
     }
 }
 
 @Composable
-fun DetailQuoteApp(quote: String, author: String) {
+fun DetailQuoteApp(quote: String, author: String, onback: () -> Unit) {
     Scaffold(topBar = {
         TopAppBar(
             title = {
@@ -83,7 +82,11 @@ fun DetailQuoteApp(quote: String, author: String) {
             },
             backgroundColor = MaterialTheme.colors.primary,
             contentColor = MaterialTheme.colors.onPrimary,
-            navigationIcon = { Icon(asset = vectorResource(id = R.drawable.ic_back)) },
+            navigationIcon = {
+                IconButton(onClick = onback) {
+                    Icon(asset = vectorResource(id = R.drawable.ic_back))
+                }
+            },
             elevation = 0.dp
         )
     }, bodyContent = {