pager in dashboard

app/src/main/java/com/mob/utsmyanmar/AGENTS.md

@@ -1,6 +1,8 @@
 ## Working agreements
 
 - use Scaffold and AppBar() in every main Screen
+- use MVVM design pattern 
+- separate UiState and ViewModel for screen for better performance and smooth
 
 ### Re-usable Screens
 - PasswordInput.kt

app/src/main/java/com/mob/utsmyanmar/ui/dashboard/DashboardScreen2.kt

@@ -22,11 +22,18 @@ import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.AccountBalanceWallet
 import androidx.compose.material.icons.filled.BarChart
 import androidx.compose.material.icons.filled.Check
 import androidx.compose.material.icons.filled.ChevronRight
+import androidx.compose.material.icons.filled.CreditCard
+import androidx.compose.material.icons.filled.Lock
+import androidx.compose.material.icons.filled.LockOpen
 import androidx.compose.material.icons.filled.Menu
+import androidx.compose.material.icons.filled.Replay
+import androidx.compose.material.icons.filled.SwapHoriz
 import androidx.compose.material.icons.filled.Sync
+import androidx.compose.material.icons.filled.Undo
 import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -81,10 +88,10 @@ import kotlinx.coroutines.launch
 fun DashboardScreen2(
     onNavigateAmount: (String) -> Unit = {},
     onNavigateSignOn: () -> Unit = {},
-    onNavigateSeeMore: () -> Unit = {},
     onNavigateSettlement: () -> Unit = {},
     onNavigateVersion: () -> Unit = {},
     onNavigateFunctions: () -> Unit = {},
+    onNavigateAction: (String) -> Unit = {},
     deviceInfoViewModel: DeviceInfoViewModel = viewModel()
 ) {
     val deviceInfo by deviceInfoViewModel.uiState.collectAsState()
@@ -381,11 +388,14 @@ fun DashboardScreen2(
                         .weight(1.5f)
                         .fillMaxWidth(),
                 ) {
-                    MenuGrid(
-                        onNavigateAmount = onNavigateAmount,
-                        onNavigateSignOn = onNavigateSignOn,
-                        onNavigateSeeMore = onNavigateSeeMore,
-                        onNavigateSettlement = onNavigateSettlement
+                    MenuPager(
+                        items = buildMenuItems(
+                            onNavigateAmount = onNavigateAmount,
+                            onNavigateSignOn = onNavigateSignOn,
+                            onNavigateSettlement = onNavigateSettlement,
+                            onNavigateAction = onNavigateAction
+                        ),
+                        modifier = Modifier.fillMaxSize()
                     )
                 }
             }
@@ -562,75 +572,93 @@ private fun IconCircle(
     }
 }
 
+private class DashboardMenuItem(
+    val title: String,
+    val iconContent: @Composable () -> Unit,
+    val onClick: () -> Unit
+)
+
 @Composable
-private fun MenuGrid(
+private fun buildMenuItems(
     onNavigateAmount: (String) -> Unit,
     onNavigateSignOn: () -> Unit,
-    onNavigateSeeMore: () -> Unit,
-    onNavigateSettlement: () -> Unit
+    onNavigateSettlement: () -> Unit,
+    onNavigateAction: (String) -> Unit
+): List<DashboardMenuItem> = listOf(
+    DashboardMenuItem("Sale", { Icon(painterResource(R.drawable.ic_terminal), contentDescription = null, modifier = Modifier.size(40.dp), tint = Color.LegacyRed) }) { onNavigateAmount("Sale") },
+    DashboardMenuItem("MMQR", { Image(painter = painterResource(R.drawable.ic_mmqr_logo), contentDescription = null, modifier = Modifier.height(48.dp)) }) { },
+    DashboardMenuItem("History", { Icon(painterResource(R.drawable.ic_history), contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { },
+    DashboardMenuItem("Sign On", { Icon(painterResource(R.drawable.ic_sign_on), contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateSignOn() },
+    DashboardMenuItem("Settlement", { Icon(painterResource(R.drawable.ic_settlement), contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateSettlement() },
+    DashboardMenuItem("Void", { Icon(Icons.Default.Undo, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Void") },
+    DashboardMenuItem("Refund", { Icon(Icons.Default.Replay, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Refund") },
+    DashboardMenuItem("Pre-Auth", { Icon(Icons.Default.Lock, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Pre-Auth") },
+    DashboardMenuItem("Pre-Auth Void", { Icon(Icons.Default.LockOpen, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Pre-Auth Void") },
+    DashboardMenuItem("Pre-Auth Complete", { Icon(Icons.Default.CreditCard, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Pre-Auth Complete") },
+    DashboardMenuItem("Pre-Auth Complete Void", { Icon(Icons.Default.SwapHoriz, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Pre-Auth Complete Void") },
+    DashboardMenuItem("Cash Out", { Icon(Icons.Default.AccountBalanceWallet, contentDescription = null, modifier = Modifier.size(32.dp), tint = Color.LegacyRed) }) { onNavigateAction("Cash Out") },
+)
+
+@Composable
+private fun MenuPager(
+    items: List<DashboardMenuItem>,
+    modifier: Modifier = Modifier
 ) {
+    val pages = items.chunked(6)
+    val pagerState = rememberPagerState(pageCount = { pages.size })
+
+    Column(modifier = modifier) {
+        HorizontalPager(
+            state = pagerState,
+            modifier = Modifier.weight(1f)
+        ) { pageIndex ->
+            MenuPage(items = pages[pageIndex])
+        }
+
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(vertical = 8.dp),
+            horizontalArrangement = Arrangement.Center,
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            repeat(pages.size) { index ->
+                val selected = pagerState.currentPage == index
+                Box(
+                    modifier = Modifier
+                        .padding(horizontal = 4.dp)
+                        .size(if (selected) 8.dp else 6.dp)
+                        .background(
+                            color = if (selected) Color.LegacyRed else Color.Gray.copy(alpha = 0.4f),
+                            shape = CircleShape
+                        )
+                )
+            }
+        }
+    }
+}
+
+@Composable
+private fun MenuPage(items: List<DashboardMenuItem>) {
     Column(
         verticalArrangement = Arrangement.spacedBy(10.dp),
         modifier = Modifier.padding(horizontal = 16.dp)
     ) {
         Spacer(Modifier.height(8.dp))
-        Row(horizontalArrangement = Arrangement.spacedBy(10.dp)) {
-            MenuCard(title = "Sale", icon = {
-                Icon(
-                    painterResource(R.drawable.ic_terminal),
-                    contentDescription = "icon",
-                    modifier = Modifier.size(40.dp),
-                    tint = Color.LegacyRed
-                )
-            }, modifier = Modifier.weight(1f), onClick = { onNavigateAmount("Sale") })
-            MenuCard(title = "MMQR", icon = {
-                Image(
-                    painter = painterResource(R.drawable.ic_mmqr_logo),
-                    contentDescription = "mmqr image",
-                    modifier = Modifier.height(48.dp)
-                )
-            }, modifier = Modifier.weight(1f))
-            MenuCard("History", icon = {
-                Icon(
-                    painterResource(R.drawable.ic_history),
-                    contentDescription = "icon",
-                    modifier = Modifier.size(32.dp),
-                    tint = Color.LegacyRed
-                )
-            }, modifier = Modifier.weight(1f))
-        }
-
-        Row(horizontalArrangement = Arrangement.spacedBy(10.dp)) {
-            MenuCard(
-                title = "Sign On", icon = {
-                    Icon(
-                        painterResource(R.drawable.ic_sign_on),
-                        contentDescription = "icon",
-                        modifier = Modifier.size(32.dp),
-                        tint = Color.LegacyRed
+        items.chunked(3).forEach { rowItems ->
+            Row(horizontalArrangement = Arrangement.spacedBy(10.dp)) {
+                rowItems.forEach { item ->
+                    MenuCard(
+                        title = item.title,
+                        icon = item.iconContent,
+                        modifier = Modifier.weight(1f),
+                        onClick = item.onClick
                     )
-                }, modifier = Modifier.weight(1f), onClick = onNavigateSignOn
-            )
-            MenuCard(
-                title = "Settlement", icon = {
-                    Icon(
-                        painterResource(R.drawable.ic_settlement),
-                        contentDescription = "icon",
-                        modifier = Modifier.size(32.dp),
-                        tint = Color.LegacyRed
-                    )
-                }, modifier = Modifier.weight(1f), onClick = onNavigateSettlement
-            )
-            MenuCard(
-                title = "See More", icon = {
-                    Icon(
-                        painterResource(R.drawable.ic_see_more),
-                        contentDescription = "icon",
-                        modifier = Modifier.size(32.dp),
-                        tint = Color.LegacyRed
-                    )
-                }, modifier = Modifier.weight(1f), onClick = onNavigateSeeMore
-            )
+                }
+                repeat(3 - rowItems.size) {
+                    Spacer(modifier = Modifier.weight(1f))
+                }
+            }
         }
     }
 }

app/src/main/java/com/mob/utsmyanmar/ui/navigation/AppNavGraph.kt

@@ -16,7 +16,6 @@ import com.mob.utsmyanmar.model.ProcessCode
 import com.mob.utsmyanmar.ui.cardwaiting.CardWaitingScreen
 import com.mob.utsmyanmar.ui.cardwaiting.CardWaitingViewModel
 import com.mob.utsmyanmar.ui.dashboard.DashboardScreen2
-import com.mob.utsmyanmar.ui.dashboard.SeeMoreScreen
 import com.mob.utsmyanmar.ui.device_info.DeviceInfoViewModel
 import com.mob.utsmyanmar.ui.functions.FunctionsScreen
 import com.mob.utsmyanmar.ui.input_amount.AmountRoute
@@ -92,11 +91,6 @@ fun AppNavGraph(
                         launchSingleTop = true
                     }
                 },
-                onNavigateSeeMore = {
-                    navController.navigate(Routes.SeeMore.route) {
-                        launchSingleTop = true
-                    }
-                },
                 onNavigateSettlement = {
                     navController.navigate(Routes.Settlement.route) {
                         launchSingleTop = true
@@ -109,22 +103,11 @@ fun AppNavGraph(
                     navController.navigate(Routes.Password.createRoute(Routes.Functions.route, PasswordType.SETTING)) {
                         launchSingleTop = true
                     }
-                }
-            )
-        }
-
-        composable(Routes.SeeMore.route) {
-            SeeMoreScreen(
-                onBack = { navController.popBackStack() },
-                onNavigateAmount = { action ->
-                    if (action == "Void") {
-                        navController.navigate(Routes.VoidTrace.route) {
-                            launchSingleTop = true
-                        }
-                    } else {
-                        navController.navigate(Routes.Amount.createRoute(action)) {
-                            launchSingleTop = true
-                        }
+                },
+                onNavigateAction = { action ->
+                    when (action) {
+                        "Void" -> navController.navigate(Routes.VoidTrace.route) { launchSingleTop = true }
+                        else   -> navController.navigate(Routes.Amount.createRoute(action)) { launchSingleTop = true }
                     }
                 }
             )