hide time card if no instances

app/src/main/java/eu/m724/vastapp/activity/dashboard/screen/Dashboard.kt

@@ -72,34 +72,21 @@ fun DashboardScreen(dashboardViewModel: DashboardViewModel) {
                 horizontalArrangement = Arrangement.Center
             ) {
                 // balance card
-                Card(
+                BalanceCard(balance = user.credit, balanceWarning = user.balanceThreshold)
-                    modifier = Modifier
-                        .padding(16.dp),
-                    colors = CardDefaults.cardColors(
-                        containerColor = balanceCardColor(user.credit)
-                    )
-                ) {
-                    Row(
-                        modifier = Modifier.padding(16.dp, 8.dp),
-                        verticalAlignment = Alignment.CenterVertically
-                    ) {
-                        Icon(
-                            modifier = Modifier.size(24.dp),
-                            painter = painterResource(id = R.drawable.baseline_monetization_on_24),
-                            contentDescription = stringResource(id = R.string.balance)
-                        )
-                        Spacer(
-                            modifier = Modifier.width(12.dp)
-                        )
-                        Text(
-                            text = "$%.2f".format(user.credit),
-                            fontSize = 22.sp,
-                            color = balanceColor(user.credit, user.balanceThreshold)
-                        )
-                    }
-                }
 
                 // time card
+                if (rentedInstances.isNotEmpty())
+                    RemainingTimeCard(remainingTime = remainingTime)
+
+                // instances
+                InstancesCard(rentedInstancesCount = rentedInstances.size)
+            }
+        }
+    }
+}
+
+@Composable
+fun RemainingTimeCard(remainingTime: Int) {
     Card(
         modifier = Modifier
             .padding(16.dp)
@@ -122,8 +109,40 @@ fun DashboardScreen(dashboardViewModel: DashboardViewModel) {
             )
         }
     }
+}
 
-                // instances
+@Composable
+fun BalanceCard(balance: Double, balanceWarning: Double) {
+    Card(
+        modifier = Modifier
+            .padding(16.dp),
+        colors = CardDefaults.cardColors(
+            containerColor = balanceCardColor(balance)
+        )
+    ) {
+        Row(
+            modifier = Modifier.padding(16.dp, 8.dp),
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            Icon(
+                modifier = Modifier.size(24.dp),
+                painter = painterResource(id = R.drawable.baseline_monetization_on_24),
+                contentDescription = stringResource(id = R.string.balance)
+            )
+            Spacer(
+                modifier = Modifier.width(12.dp)
+            )
+            Text(
+                text = "$%.2f".format(balance),
+                fontSize = 22.sp,
+                color = balanceColor(balance, balanceWarning)
+            )
+        }
+    }
+}
+
+@Composable
+fun InstancesCard(rentedInstancesCount: Int) {
     Card(
         modifier = Modifier
             .padding(16.dp)
@@ -141,14 +160,11 @@ fun DashboardScreen(dashboardViewModel: DashboardViewModel) {
                 modifier = Modifier.width(12.dp)
             )
             Text(
-                            text = rentedInstances.size.toString(),
+                text = rentedInstancesCount.toString(),
                 fontSize = 22.sp
             )
         }
     }
-            }
-        }
-    }
 }
 
 @Composable