rememberDateRangePickerState

@RequiresApi(value = 26)
@Composable
fun rememberDateRangePickerState(
    initialSelectedStartDate: LocalDate?,
    initialSelectedEndDate: LocalDate?,
    initialDisplayedMonth: YearMonth? = initialSelectedStartDate?.let { YearMonth.from(it) },
    yearRange: IntRange = DatePickerDefaults.YearRange,
    initialDisplayMode: DisplayMode = DisplayMode.Picker,
    selectableDates: SelectableDates = DatePickerDefaults.AllDates
): DateRangePickerState

import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Close
import androidx.compose.material3.DatePicker
import androidx.compose.material3.DatePickerDefaults
import androidx.compose.material3.DateRangePicker
import androidx.compose.material3.Icon
import androidx.compose.material3.IconButton
import androidx.compose.material3.PlainTooltip
import androidx.compose.material3.SnackbarHost
import androidx.compose.material3.SnackbarHostState
import androidx.compose.material3.Text
import androidx.compose.material3.TextButton
import androidx.compose.material3.TooltipAnchorPosition
import androidx.compose.material3.TooltipBox
import androidx.compose.material3.TooltipDefaults
import androidx.compose.material3.getSelectedEndDate
import androidx.compose.material3.getSelectedStartDate
import androidx.compose.material3.rememberDateRangePickerState
import androidx.compose.material3.rememberTooltipState
import androidx.compose.runtime.remember
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.compose.ui.zIndex

// Decoupled snackbar host state from scaffold state for demo purposes.
val snackState = remember { SnackbarHostState() }
val snackScope = rememberCoroutineScope()
SnackbarHost(hostState = snackState, Modifier.zIndex(1f))

// Creates a state with pre-selected date range.
val state =
    rememberDateRangePickerState(
        initialSelectedStartDate = LocalDate.of(2023, 4, 15),
        initialSelectedEndDate = LocalDate.of(2023, 4, 20),
    )
Column(modifier = Modifier.fillMaxSize(), verticalArrangement = Arrangement.Top) {
    // Add a row with "Save" and dismiss actions.
    Row(
        modifier =
            Modifier.fillMaxWidth()
                .background(DatePickerDefaults.colors().containerColor)
                .padding(start = 12.dp, end = 12.dp),
        verticalAlignment = Alignment.CenterVertically,
        horizontalArrangement = Arrangement.SpaceBetween,
    ) {
        TooltipBox(
            positionProvider =
                TooltipDefaults.rememberTooltipPositionProvider(TooltipAnchorPosition.Above),
            tooltip = { PlainTooltip { Text("Close") } },
            state = rememberTooltipState(),
        ) {
            IconButton(onClick = { /* dismiss the UI */ }) {
                Icon(Icons.Filled.Close, contentDescription = "Close")
            }
        }
        TextButton(
            onClick = {
                snackScope.launch {
                    val range = state.getSelectedStartDate()!!..state.getSelectedEndDate()!!
                    snackState.showSnackbar("Saved range: $range")
                }
            },
            enabled = state.getSelectedEndDate() != null,
        ) {
            Text(text = "Save")
        }
    }
    DateRangePicker(state = state, modifier = Modifier.weight(1f))
}

@Composable
fun rememberDateRangePickerState(
    initialSelectedStartDateMillis: Long? = null,
    initialSelectedEndDateMillis: Long? = null,
    initialDisplayedMonthMillis: Long? = initialSelectedStartDateMillis,
    yearRange: IntRange = DatePickerDefaults.YearRange,
    initialDisplayMode: DisplayMode = DisplayMode.Picker,
    selectableDates: SelectableDates = DatePickerDefaults.AllDates
): DateRangePickerState