init

2026-03-26 22:38:51 +01:00
parent af7c926060
commit 9b19b100e9
18 changed files with 488 additions and 388 deletions
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/addexpense/AddExpenseBottomSheet.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/addexpense/AddExpenseBottomSheet.kt
@@ -1,43 +1,38 @@
 package cc.n0th1ng.tripmoney.screens.addexpense

 import android.annotation.SuppressLint
-import android.graphics.drawable.PaintDrawable
 import android.os.Build
+import android.util.Log
 import androidx.annotation.RequiresApi
-import androidx.compose.foundation.clickable
+import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.focusable
 import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.interaction.PressInteraction
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.aspectRatio
 import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.text.KeyboardActions
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.ArrowBack
 import androidx.compose.material.icons.filled.Check
 import androidx.compose.material3.Button
-import androidx.compose.material3.ButtonColors
 import androidx.compose.material3.ButtonDefaults
-import androidx.compose.material3.DividerDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.ModalBottomSheet
-import androidx.compose.material3.OutlinedButton
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.SheetState
 import androidx.compose.material3.Text
-import androidx.compose.material3.TextButton
 import androidx.compose.material3.rememberModalBottomSheetState
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableDoubleStateOf
@@ -50,17 +45,13 @@ import androidx.compose.ui.focus.FocusRequester
 import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.painter.Painter
-import androidx.compose.ui.layout.ModifierLocalBeyondBoundsLayout
-import androidx.compose.ui.modifier.modifierLocalMapOf
-import androidx.compose.ui.platform.LocalFocusManager
+import androidx.compose.ui.platform.LocalViewConfiguration
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.sensitiveContent
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.input.ImeAction
 import androidx.compose.ui.text.input.KeyboardType
 import androidx.compose.ui.text.style.TextAlign
-import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.core.graphics.toColorInt
@@ -83,10 +74,12 @@ import cc.n0th1ng.tripmoney.viewmodel.TripViewModel
 import com.composables.icons.materialsymbols.outlined.R.drawable
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.launch
+import java.time.LocalDate
 import java.time.LocalDateTime
 import java.time.format.DateTimeFormatter
-import kotlin.collections.listOf

@OptIn(ExperimentalMaterial3Api::class)
@RequiresApi(Build.VERSION_CODES.O)
@@ -101,14 +94,15 @@ fun AddExpenseBottomSheet(
    val expenseAndCategoryViewModel: ExpenseAndCategoryViewModel = hiltViewModel()
    val settingsViewModel: SettingsViewModel = hiltViewModel()
    val currentTripId by settingsViewModel.currentTrip.collectAsState()
-    val currentTrip = tripViewModel.getTrip(currentTripId)!!
+    val currentTrip by tripViewModel.getTrip(currentTripId).collectAsState(Trip.DUMMY)
+
    val categories by expenseAndCategoryViewModel.getCategories().collectAsState(emptyList())
    AddExpenseBottomSheet(
        onSave = onSave,
        onDismiss = onDismiss,
        expenseDtoToEdit = expenseDtoToEdit,
        state = state,
-        currentTrip = currentTrip,
+        currentTrip = currentTrip!!,
        categories = categories
    )
 }
@@ -148,9 +142,7 @@ fun AddExpenseBottomSheet(
    var category by remember { mutableStateOf(expenseDtoToEdit?.category ?: categories[0]) }
    var datetime by remember {
        mutableStateOf(
-            LocalDateTime.parse(
-                expenseDtoToEdit?.expense?.datetime ?: LocalDateTime.now().toString()
-            )
+            expenseDtoToEdit?.expense?.datetime ?: LocalDateTime.now()
        )
    }
    var note by remember { mutableStateOf(expenseDtoToEdit?.expense?.note ?: "") }
@@ -192,14 +184,16 @@ fun AddExpenseBottomSheet(
                    verticalAlignment = Alignment.CenterVertically,
                    horizontalArrangement = Arrangement.SpaceBetween
                ) {
-                    Column{
+                    Column {
                        Text(
                            text = amount.ifEmpty { "0.00" },
                            fontSize = 25.sp,
                            fontWeight = FontWeight.Bold
                        )
                        Text(
-                            text = if(amount.contains(Regex("[+\\/*-]\\d+"))) "%.2f".format(equationResult) else "",
+                            text = if (amount.contains(Regex("[+\\/*-]\\d+"))) "%.2f".format(
+                                equationResult
+                            ) else "",
                            fontSize = 14.sp,
                        )
                    }
@@ -244,12 +238,11 @@ fun AddExpenseBottomSheet(
                NumberKeyboard(
                    modifier = Modifier.fillMaxWidth(),
                    onOperatorClick = { operator ->
-                        if(amount.isDoubleTwoDigitsOrEquation() && amount.contains(Regex("[+\\/*-]\\d+"))) {
+                        if (amount.isDoubleTwoDigitsOrEquation() && amount.contains(Regex("[+\\/*-]\\d+"))) {
                            amount = evaluate(amount).toString()
-//                            equationResult = 0.0
                        }
                        val newText = amount + operator
-                        if(newText.isDoubleTwoDigitsOrEquation()) {
+                        if (newText.isDoubleTwoDigitsOrEquation()) {
                            amount = newText
                            enableSave = false
                        }
@@ -282,7 +275,7 @@ fun AddExpenseBottomSheet(
                            amount = equationResult,
                            currency = currency,
                            note = note,
-                            datetime = datetime.toString(),
+                            datetime = datetime,
                            categoryId = category.id,
                            tripId = currentTripId
                        )
@@ -330,7 +323,7 @@ fun AddExpenseBottomSheet(
 fun String.safeSubstring(start: Int, end: Int): String {
    return try {
        this.substring(start, end)
-    } catch (e: Exception) {
+    } catch (_: Exception) {
        "0.00"
    }
 }
@@ -460,7 +453,8 @@ fun NumberKeyboard(
                        "backspace" -> KeyboardButton(
                            icon = painterResource(drawable.materialsymbols_ic_arrow_left_alt_outlined),
                            onClick = onBackspaceClick,
-                            modifier = Modifier.weight(1f),
+                            modifier = Modifier
+                                .weight(1f),
                            containerColor = MaterialTheme.colorScheme.primary
                        )

@@ -488,19 +482,20 @@ fun NumberKeyboard(

@Composable
 fun KeyboardButton(
+    modifier: Modifier = Modifier,
    text: String? = null,
    icon: Painter? = null,
    onClick: () -> Unit,
-    modifier: Modifier = Modifier,
    enabled: Boolean = true,
    containerColor: Color = MaterialTheme.colorScheme.primary,
    contentColor: Color = MaterialTheme.colorScheme.onPrimary
 ) {
+
    Button(
        onClick = onClick,
        shape = MaterialTheme.shapes.medium,
        modifier = modifier
-            .padding(4.dp)
+            .padding(2.dp)
            .aspectRatio(2.5f),
        enabled = enabled,
        colors = ButtonDefaults.buttonColors(
@@ -545,7 +540,12 @@ fun PreviewAddExpenseDisabled() {
            onDismiss = {},
            expenseDtoToEdit = null,
            state = sheetState,
-            currentTrip = Trip(1, "Trip", "2020-01-01", Currencies.entries.random().name),
+            currentTrip = Trip(
+                1,
+                "Trip",
+                LocalDate.parse("2020-01-01"),
+                Currencies.entries.random().name
+            ),
            categories = categoriesToPreview
        )
    }
@@ -572,13 +572,20 @@ fun PreviewAddExpenseEnabled() {
                    amount = 10.31,
                    currency = "PLN",
                    note = "some note",
-                    datetime = "2025-11-30T10:16:26.939",
+                    datetime = LocalDateTime.now(),
                    categoryId = 1,
                    tripId = 1
-                ), category = categoriesToPreview.get(0), Trip(1, "Włochy", "2025-01-02", "PLN")
+                ),
+                category = categoriesToPreview[0],
+                Trip(1, "Włochy", LocalDate.parse("2025-01-02"), "PLN")
            ),
            state = sheetState,
-            currentTrip = Trip(1, "Trip", "2020-01-01", Currencies.entries.random().name),
+            currentTrip = Trip(
+                1,
+                "Trip",
+                LocalDate.parse("2020-01-01"),
+                Currencies.entries.random().name
+            ),
            categories = categoriesToPreview
        )
    }
@@ -611,4 +618,4 @@ val categoriesToPreview = listOf(
        icon = cc.n0th1ng.tripmoney.utils.Icons.GROCERIES,
        color = colors.random()
    ),
-)
+)
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/listexpense/ListExpenseScreen.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/listexpense/ListExpenseScreen.kt
@@ -23,6 +23,7 @@ import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material3.BasicAlertDialog
 import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ElevatedCard
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.ExtendedFloatingActionButton
@@ -40,7 +41,6 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateMapOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
@@ -53,43 +53,39 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.core.graphics.toColorInt
 import androidx.hilt.lifecycle.viewmodel.compose.hiltViewModel
+import androidx.paging.LoadState
 import androidx.paging.PagingData
 import androidx.paging.compose.collectAsLazyPagingItems
+import androidx.paging.compose.itemKey
 import cc.n0th1ng.tripmoney.R.string
-import cc.n0th1ng.tripmoney.data.entity.Category
 import cc.n0th1ng.tripmoney.data.entity.Expense
 import cc.n0th1ng.tripmoney.data.entity.ExpenseDto
 import cc.n0th1ng.tripmoney.data.entity.Trip
 import cc.n0th1ng.tripmoney.screens.addexpense.AddExpenseBottomSheet
-import cc.n0th1ng.tripmoney.theme.TripMoneyTheme
-import cc.n0th1ng.tripmoney.utils.AllPreviews
-import cc.n0th1ng.tripmoney.utils.Currencies
-import cc.n0th1ng.tripmoney.utils.colors
 import cc.n0th1ng.tripmoney.viewmodel.ExpenseAndCategoryViewModel
-import cc.n0th1ng.tripmoney.viewmodel.ExpenseAndCategoryViewModel.ExpenseDtoWithConvertedAmount
+import cc.n0th1ng.tripmoney.viewmodel.ExpenseAndCategoryViewModel.ExpenseListItemUi
 import cc.n0th1ng.tripmoney.viewmodel.SettingsViewModel
+import cc.n0th1ng.tripmoney.viewmodel.TripViewModel
 import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.MutableStateFlow
 import java.time.LocalDate
-import java.time.LocalDateTime
-import java.time.ZoneOffset
 import java.time.format.DateTimeFormatter
-import kotlin.random.Random


@RequiresApi(Build.VERSION_CODES.O)
@Composable
 fun ListExpenseScreen() {
    val settingsViewModel: SettingsViewModel = hiltViewModel()
-    val currentTrip by settingsViewModel.currentTrip.collectAsState()
+    val tripViewModel: TripViewModel = hiltViewModel()
+    val currentTripId by settingsViewModel.currentTrip.collectAsState()
+    val currentTrip by tripViewModel.getTrip(currentTripId).collectAsState(Trip.DUMMY)
    val expenseAndCategoryViewModel: ExpenseAndCategoryViewModel = hiltViewModel()
-    val expensesWithConvertedFlow = expenseAndCategoryViewModel
-        .getExpensesWithConvertedAmountsPaged(currentTrip)
+    val expensesFlow = expenseAndCategoryViewModel.getExpensesWithHeadersPaged(currentTripId)

    ListExpenseScreen(
-        expensesWithConvertedFlow = expensesWithConvertedFlow,
-        onSaveExpense = { expenseAndCategoryViewModel.save(it) },
-        onDeleteExpense = { expenseAndCategoryViewModel.delete(it) })
+        expensesFlow = expensesFlow,
+        onSaveExpense = { expenseAndCategoryViewModel.save(it, currentTrip!!) },
+        onDeleteExpense = { expenseAndCategoryViewModel.delete(it) },
+    )
 }

@OptIn(ExperimentalMaterial3Api::class)
@@ -97,14 +93,15 @@ fun ListExpenseScreen() {
@RequiresApi(Build.VERSION_CODES.O)
@Composable
 fun ListExpenseScreen(
-    expensesWithConvertedFlow: Flow<PagingData<ExpenseDtoWithConvertedAmount>>,
+    expensesFlow: Flow<PagingData<ExpenseListItemUi>>,
    onSaveExpense: (Expense) -> Unit, onDeleteExpense: (Expense) -> Unit
 ) {
-    val expensesWithConverted = expensesWithConvertedFlow.collectAsLazyPagingItems()
+
+    val items = expensesFlow.collectAsLazyPagingItems()
    val listState = rememberLazyListState()
    var showBottomSheet by remember { mutableStateOf(false) }
-    var expenseDtoToEdit: ExpenseDto? = null
-    val sumMap = remember { mutableStateMapOf<LocalDate, Double>() }
+    var expenseDtoToEdit by remember { mutableStateOf<ExpenseDto?>(null) }
+    var itemToDelete by remember { mutableStateOf<Expense?>(null) }

    Scaffold(floatingActionButtonPosition = FabPosition.EndOverlay, floatingActionButton = {
        ExtendedFloatingActionButton(
@@ -114,57 +111,71 @@ fun ListExpenseScreen(
        )
    })
    {
-        LaunchedEffect(expensesWithConverted.itemSnapshotList.items) {
-            val items = expensesWithConverted.itemSnapshotList.items
-            val newSums = items
-                .groupBy { LocalDateTime.parse(it.expenseDto.expense.datetime).toLocalDate() }
-                .mapValues { (_, expensesForDay) ->
-                    expensesForDay.sumOf { it.convertedAmount }
-                }
-            sumMap.clear()
-            sumMap.putAll(newSums)
+        if (items.loadState.refresh == LoadState.Loading) {
+            // Show loading indicator
+            Box(modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
+                CircularProgressIndicator()
+            }
        }
-        LazyColumn(
-            modifier = Modifier.fillMaxSize(),
-            horizontalAlignment = Alignment.CenterHorizontally,
-            state = listState
-        ) {
-            items(
-                count = expensesWithConverted.itemCount,
-                key = { index -> expensesWithConverted[index]?.expenseDto?.expense?.id ?: index }
-            ) { index ->
-                val expenseDtoWithConverted = expensesWithConverted[index]
-                val expenseDto = expenseDtoWithConverted?.expenseDto
-                if (expenseDtoWithConverted != null && expenseDto != null) {
-                    val previousExpense =
-                        expensesWithConverted.itemSnapshotList.items.getOrNull(index - 1)?.expenseDto
-                    val showDayDivider =
-                        index == 0 || LocalDateTime.parse(previousExpense?.expense?.datetime)
-                            .toLocalDate() != LocalDateTime.parse(expenseDto.expense.datetime)
-                            .toLocalDate()
-                    Spacer(Modifier
-                        .height(5.dp)
-                        .background(MaterialTheme.colorScheme.onBackground))
-                    if (showDayDivider) {
-                        CustomDivider(
-                            expenseDto,
-                            sumMap.getOrDefault(
-                                LocalDateTime.parse(expenseDto.expense.datetime).toLocalDate(), 0.00
-                            )
-                        )
+            else {
+                LazyColumn(
+                    modifier = Modifier.fillMaxSize(),
+                    horizontalAlignment = Alignment.CenterHorizontally,
+                    state = listState
+                ) {
+                    items(
+                        count = items.itemCount,
+                        key = items.itemKey { item ->
+                            when (item) {
+                                is ExpenseListItemUi.Item -> item.expenseDto.expense.id
+                                is ExpenseListItemUi.Header -> "header_${item.date}"
+                            }
+                        }
+                    ) { index ->
+
+                        when (val item = items[index]) {
+
+                            is ExpenseListItemUi.Header -> {
+                                CustomDivider(
+                                    date = item.date,
+                                    sum = item.sum,
+                                    currency = item.currency
+                                )
+                            }
+
+                            is ExpenseListItemUi.Item -> {
+                                SwipeToDeleteExpenseCard(
+                                    expenseDto = item.expenseDto,
+                                    onDelete = { expense -> itemToDelete = expense },
+                                    onClick = { expenseDto ->
+                                        expenseDtoToEdit = expenseDto
+                                        showBottomSheet = true
+                                    }
+                                )
+                            }
+
+                            null -> {}
+
+                        }
+                        Spacer(Modifier.height(10.dp))
+
                    }
-                    Spacer(Modifier.height(5.dp))
-                    SwipeToDeleteExpenseCard(
-                        expenseDtoWithConverted = expenseDtoWithConverted,
-                        onDelete = { expense -> onDeleteExpense(expense) },
-                        onClick = { expenseDto ->
-                            expenseDtoToEdit = expenseDto
-                            showBottomSheet = true
-                        })
+
                }
            }

+        if (itemToDelete != null) {
+            DeleteConfirmationDialog(
+                onConfirm = {
+                    onDeleteExpense(itemToDelete!!)
+                    itemToDelete = null
+                },
+                onCancel = {
+                    itemToDelete = null
+                }
+            )
        }
+
        if (showBottomSheet) {
            AddExpenseBottomSheet(
                onSave = { expense ->
@@ -186,7 +197,7 @@ fun ListExpenseScreen(

@RequiresApi(Build.VERSION_CODES.O)
@Composable
-fun CustomDivider(expenseDto: ExpenseDto, sum: Double) {
+fun CustomDivider(date: LocalDate, sum: Double, currency: String) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.Absolute.Center,
@@ -194,7 +205,7 @@ fun CustomDivider(expenseDto: ExpenseDto, sum: Double) {
    ) {
        HorizontalDivider(modifier = Modifier.weight(1f))
        Text(
-            LocalDateTime.parse(expenseDto.expense.datetime).format(
+            date.format(
                DateTimeFormatter.ofPattern("dd EEEE")
            ).toString(),
            modifier = Modifier.background(Color.White.copy(alpha = 0f)),
@@ -209,7 +220,7 @@ fun CustomDivider(expenseDto: ExpenseDto, sum: Double) {
        ) {
            HorizontalDivider(modifier = Modifier.weight(2f))
            Text(
-                "%.2f %s".format(sum, expenseDto.trip.currency),
+                "%.2f %s".format(sum, currency),
                modifier = Modifier.background(Color.White.copy(alpha = 0f)),
                style = MaterialTheme.typography.bodyMedium
            )
@@ -222,55 +233,44 @@ fun CustomDivider(expenseDto: ExpenseDto, sum: Double) {
@RequiresApi(Build.VERSION_CODES.O)
@Composable
 fun SwipeToDeleteExpenseCard(
-    expenseDtoWithConverted: ExpenseDtoWithConvertedAmount,
+    expenseDto: ExpenseDto,
    onDelete: (Expense) -> Unit,
    onClick: (ExpenseDto) -> Unit
 ) {
-    var dismissed by remember { mutableStateOf(false) }
-    var showDialog by remember { mutableStateOf(false) }
-
-    if (!dismissed) {
-        val dismissState = rememberSwipeToDismissBoxState(
-            confirmValueChange = { dismissValue ->
-                if (dismissValue == SwipeToDismissBoxValue.EndToStart
-                ) {
-                    showDialog = true
-                    false
-                } else {
-                    false
-                }
+    val dismissState = rememberSwipeToDismissBoxState(
+        confirmValueChange = { dismissValue ->
+            if (dismissValue == SwipeToDismissBoxValue.EndToStart) {
+                onDelete(expenseDto.expense)
+                false
+            } else {
+                false
            }
+        }
+    )
+
+    SwipeToDismissBox(
+        state = dismissState,
+        enableDismissFromStartToEnd = false,
+        backgroundContent = {
+            Box(
+                Modifier
+                    .clip(CardDefaults.elevatedShape)
+                    .fillMaxSize()
+                    .background(MaterialTheme.colorScheme.onError)
+                    .padding(horizontal = 20.dp),
+                contentAlignment = Alignment.CenterEnd
+            ) {
+                Icon(
+                    Icons.Default.Delete,
+                    contentDescription = stringResource(string.delete)
+                )
+            }
+        }
+    ) {
+        ExpenseCard(
+            expenseDto = expenseDto,
+            onClick = onClick
        )
-        if (showDialog) {
-            DeleteConfirmationDialog(
-                onConfirm = {
-                    showDialog = false
-                    dismissed = true
-                    onDelete(expenseDtoWithConverted.expenseDto.expense)
-                },
-                onCancel = { showDialog = false }
-            )
-        }
-
-        SwipeToDismissBox(
-            modifier = Modifier,
-            state = dismissState,
-            enableDismissFromStartToEnd = false,
-            backgroundContent = {
-                Box(
-                    Modifier
-                        .clip(CardDefaults.elevatedShape)
-                        .fillMaxSize()
-                        .background(MaterialTheme.colorScheme.onError)
-                        .padding(horizontal = 20.dp),
-                    contentAlignment = Alignment.CenterEnd
-                ) {
-                    Icon(Icons.Default.Delete, contentDescription = stringResource(string.delete))
-                }
-            }
-        ) {
-            ExpenseCard(expenseDtoWithConverted, onClick = onClick)
-        }
    }
 }

@@ -324,10 +324,9 @@ fun DeleteConfirmationDialog(
@RequiresApi(Build.VERSION_CODES.O)
@Composable
 fun ExpenseCard(
-    expenseDtoWithConverted: ExpenseDtoWithConvertedAmount,
+    expenseDto: ExpenseDto,
    onClick: (ExpenseDto) -> Unit
 ) {
-    val expenseDto = expenseDtoWithConverted.expenseDto
    ElevatedCard(
        colors = CardDefaults.elevatedCardColors()
            .copy(containerColor = MaterialTheme.colorScheme.secondaryContainer),
@@ -379,7 +378,7 @@ fun ExpenseCard(
                    }

                    Text(
-                        text = LocalDateTime.parse(expenseDto.expense.datetime).format(
+                        text = expenseDto.expense.datetime.format(
                            DateTimeFormatter.ofPattern("dd MMM HH:mm")
                        ),
                        style = MaterialTheme.typography.labelSmall,
@@ -397,7 +396,7 @@ fun ExpenseCard(
                )
                if (expenseDto.expense.currency.lowercase() != expenseDto.trip.currency.lowercase()) {
                    Text(
-                        text = "≈ %.2f ${expenseDto.trip.currency}".format(expenseDtoWithConverted.convertedAmount),
+                        text = "≈ %.2f ${expenseDto.trip.currency}".format(expenseDto.expense.convertedAmount()),
                        style = MaterialTheme.typography.labelSmall,
                        color = MaterialTheme.colorScheme.onSecondaryContainer
                    )
@@ -408,106 +407,107 @@ fun ExpenseCard(
    }
 }

-@RequiresApi(Build.VERSION_CODES.O)
-@AllPreviews
-@Composable
-fun PreviewListExpenseScreen() {
-    TripMoneyTheme() {
-        val pagingData = PagingData.from(sampleExpenseDtoWithConvertedAmountList())
-        ListExpenseScreen(
-            expensesWithConvertedFlow = MutableStateFlow(pagingData),
-            onSaveExpense = {},
-            onDeleteExpense = {}
-        )
-
-    }
-}
-
-@AllPreviews
-@Composable
-fun PreviewDeleteConfirmationDialog() {
-    TripMoneyTheme() {
-        DeleteConfirmationDialog(
-            onConfirm = {},
-            onCancel = {})
-    }
-}
-
-
-@RequiresApi(Build.VERSION_CODES.O)
-private fun sampleExpenseDtoWithConvertedAmountList(): List<ExpenseDtoWithConvertedAmount> {
-    val sampleCategories = listOf(
-        Category(
-            name = "Hotel",
-            icon = cc.n0th1ng.tripmoney.utils.Icons.HOTEL,
-            color = colors.random()
-        ),
-        Category(
-            name = "Jedzenie",
-            icon = cc.n0th1ng.tripmoney.utils.Icons.RESTAURANT,
-            color = colors.random()
-        ),
-        Category(
-            name = "Transport",
-            icon = cc.n0th1ng.tripmoney.utils.Icons.FLIGHT,
-            color = colors.random()
-        ),
-        Category(
-            name = "Rozrywka",
-            icon = cc.n0th1ng.tripmoney.utils.Icons.ATTRACTION,
-            color = colors.random()
-        ),
-        Category(
-            name = "Zakupy",
-            icon = cc.n0th1ng.tripmoney.utils.Icons.GROCERIES,
-            color = colors.random()
-        ),
-    )
-
-    val trip = Trip(
-        id = 1,
-        name = "Vacation",
-        currency = "USD",
-        startDate = "2026-01-01"
-    )
-
-    val startLong = LocalDateTime.now().minusDays(10).toEpochMilli()
-    val endLong = LocalDateTime.now().toEpochMilli()
-
-    val result: MutableList<ExpenseDtoWithConvertedAmount> = mutableListOf()
-    for (i in 0..15) {
-        val category = sampleCategories.random()
-        val datetime = if (i > 4) {
-            LocalDateTime.ofEpochSecond(
-                Random.nextLong(startLong, endLong),
-                0,
-                ZoneOffset.UTC
-            ).toString()
-        } else LocalDateTime.now().toString()
-
-        val expense = Expense(
-            id = i,
-            categoryId = category.id,
-            tripId = 1,
-            amount = Random.nextDouble(0.1, 300.0),
-            currency = Currencies.entries.random().name,
-            note = if (i % 3 == 0) "Some note" else "",
-            datetime = datetime
-        )
-        val expenseDto = ExpenseDto(
-            expense = expense,
-            category = category,
-            trip = trip
-        )
-        result.add(
-            ExpenseDtoWithConvertedAmount(
-                expenseDto,
-                convertedAmount = if (Random.nextBoolean()) Random.nextDouble(
-                    0.1,
-                    300.0
-                ) else expense.amount
-            )
-        )
-    }
-    return result
-}
+//@RequiresApi(Build.VERSION_CODES.O)
+//@AllPreviews
+//@Composable
+//fun PreviewListExpenseScreen() {
+//    TripMoneyTheme() {
+//        val pagingData = PagingData.from(sampleExpenseDtoWithConvertedAmountList())
+//        ListExpenseScreen(
+//            expensesDtoFlow = MutableStateFlow(pagingData),
+//            onSaveExpense = {},
+//            onDeleteExpense = {},
+//            dailySums = emptyMap()
+//        )
+//
+//    }
+//}
+//
+//@AllPreviews
+//@Composable
+//fun PreviewDeleteConfirmationDialog() {
+//    TripMoneyTheme() {
+//        DeleteConfirmationDialog(
+//            onConfirm = {},
+//            onCancel = {})
+//    }
+//}
+//
+//
+//@RequiresApi(Build.VERSION_CODES.O)
+//private fun sampleExpenseDtoWithConvertedAmountList(): List<ExpenseDto> {
+//    val sampleCategories = listOf(
+//        Category(
+//            name = "Hotel",
+//            icon = cc.n0th1ng.tripmoney.utils.Icons.HOTEL,
+//            color = colors.random()
+//        ),
+//        Category(
+//            name = "Jedzenie",
+//            icon = cc.n0th1ng.tripmoney.utils.Icons.RESTAURANT,
+//            color = colors.random()
+//        ),
+//        Category(
+//            name = "Transport",
+//            icon = cc.n0th1ng.tripmoney.utils.Icons.FLIGHT,
+//            color = colors.random()
+//        ),
+//        Category(
+//            name = "Rozrywka",
+//            icon = cc.n0th1ng.tripmoney.utils.Icons.ATTRACTION,
+//            color = colors.random()
+//        ),
+//        Category(
+//            name = "Zakupy",
+//            icon = cc.n0th1ng.tripmoney.utils.Icons.GROCERIES,
+//            color = colors.random()
+//        ),
+//    )
+//
+//    val trip = Trip(
+//        id = 1,
+//        name = "Vacation",
+//        currency = "USD",
+//        startDate = LocalDate.parse("2026-01-01")
+//    )
+//
+//    val startLong = LocalDateTime.now().minusDays(10).toEpochMilli()
+//    val endLong = LocalDateTime.now().toEpochMilli()
+//
+//    val result: MutableList<ExpenseDto> = mutableListOf()
+//    for (i in 0..15) {
+//        val category = sampleCategories.random()
+//        val datetime = if (i > 4) {
+//            LocalDateTime.ofEpochSecond(
+//                Random.nextLong(startLong, endLong),
+//                0,
+//                ZoneOffset.UTC
+//            )
+//        } else LocalDateTime.now()
+//
+//        val expense = Expense(
+//            id = i,
+//            categoryId = category.id,
+//            tripId = 1,
+//            amount = Random.nextDouble(0.1, 300.0),
+//            currency = Currencies.entries.random().name,
+//            note = if (i % 3 == 0) "Some note" else "",
+//            datetime = datetime,
+//            rate = if (Random.nextBoolean()) Random.nextDouble(
+//                0.1,
+//                5.0
+//            ) else 1.0
+//        )
+//
+//
+//        val expenseDto = ExpenseDto(
+//            expense = expense,
+//            category = category,
+//            trip = trip
+//        )
+//        result.add(
+//            expenseDto
+//        )
+//    }
+//    return result
+//}
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/settings/SettingsScreen.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/settings/SettingsScreen.kt
@@ -39,6 +39,7 @@ import androidx.compose.ui.unit.sp
 import androidx.core.content.FileProvider
 import androidx.hilt.lifecycle.viewmodel.compose.hiltViewModel
 import cc.n0th1ng.tripmoney.R.*
+import cc.n0th1ng.tripmoney.data.entity.Trip
 import cc.n0th1ng.tripmoney.data.repository.AppTheme
 import cc.n0th1ng.tripmoney.screens.listexpense.CurrencySelectionDialog
 import cc.n0th1ng.tripmoney.theme.TripMoneyTheme
@@ -66,7 +67,7 @@ fun SettingsScreen() {
    val currentTripId by settingsViewModel.currentTrip.collectAsState()
    val expenseAndCategoryViewModel: ExpenseAndCategoryViewModel = hiltViewModel()
    val tripViewModel: TripViewModel = hiltViewModel()
-    val currentTrip = tripViewModel.getTrip(currentTripId)
+    val currentTrip by tripViewModel.getTrip(currentTripId).collectAsState(Trip.DUMMY)
    val context = LocalContext.current
    val tripName = currentTrip?.name ?: ""
    val scope = rememberCoroutineScope()
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/statistics/StatisticsScreen.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/statistics/StatisticsScreen.kt
@@ -50,7 +50,7 @@ fun StatisticsScreen() {
    val settingsViewModel: SettingsViewModel = hiltViewModel()
    val tripViewModel: TripViewModel = hiltViewModel()
    val currentTripId by settingsViewModel.currentTrip.collectAsState()
-    val currentTrip = tripViewModel.getTrip(currentTripId)
+    val currentTrip by tripViewModel.getTrip(currentTripId).collectAsState(Trip.DUMMY)
    val summaryPerCategoryList by expenseAndCategoryViewModel.getSummaryPerCategory(currentTripId)
        .collectAsState(emptyList())
    val summaryAmount by expenseAndCategoryViewModel.getSummaryAmount(currentTripId)
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/trippicker/AddTripBottomSheet.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/trippicker/AddTripBottomSheet.kt
@@ -94,7 +94,7 @@ fun AddTripBottomSheet(
    var name by remember { mutableStateOf(tripToEdit?.name ?: "") }
    var startDate by remember {
        mutableStateOf(
-            LocalDate.parse(tripToEdit?.startDate ?: LocalDate.now().toString())
+            tripToEdit?.startDate ?: LocalDate.now()
        )
    }

@@ -157,7 +157,7 @@ fun AddTripBottomSheet(
                shape = MaterialTheme.shapes.medium,
                onClick = {
                    val trip =
-                        Trip(name = name, startDate = startDate.toString(), currency = currency)
+                        Trip(name = name, startDate = startDate, currency = currency)

                    onSave(if (tripToEdit == null) trip else trip.copy(id = tripToEdit.id))
                }) {
@@ -231,7 +231,7 @@ fun PreviewAddTripBottomSheetEditTrip() {
        AddTripBottomSheet(
            {},
            {},
-            Trip(1, "Włochy", "2025-01-02", "PLN"),
+            Trip(1, "Włochy", LocalDate.parse("2025-01-02"), "PLN"),
            sheetState,
            defaultCurrency = Currencies.entries.random()
        )
--- a/app/src/main/java/cc/n0th1ng/tripmoney/screens/trippicker/TripPickerScreen.kt
+++ b/app/src/main/java/cc/n0th1ng/tripmoney/screens/trippicker/TripPickerScreen.kt
@@ -206,7 +206,7 @@ fun TripCard(
                modifier = Modifier.padding(16.dp)
            ) {
                Text(fontSize = 25.sp, fontWeight = FontWeight.SemiBold, text = trip.name)
-                Text(trip.startDate)
+                Text(trip.startDate.toString())
            }
            Text(
                trip.currency.uppercase(),