package com.sp365.calendar.components

import androidx.compose.foundation.background
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.lazy.LazyColumn
import androidx.compose.foundation.lazy.rememberLazyListState
import androidx.compose.runtime.Composable
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.unit.dp
import com.sp365.calendar.utils.*
import java.time.LocalDate

@Composable
fun MonthCalendar(
    currentDate: LocalDate,
    onDateSelected: (LocalDate) -> Unit
) {
    val currentMonthIndex = remember { calculateMonthsFromStart(currentDate) }
    val lazyListState =
        rememberLazyListState(initialFirstVisibleItemIndex = currentMonthIndex + 1100)

    LazyColumn(
        state = lazyListState,
        modifier = Modifier
            .fillMaxWidth()
            .height(300.dp)  // Giới hạn chiều cao của lịch tháng ở 200dp
            .background(Color.White)
            .padding(8.dp)
    ) {
        items(Int.MAX_VALUE) { index ->
            val startOfMonth = LocalDate.now().withDayOfMonth(1).plusMonths(index.toLong() - 1100)
            MonthView(
                startOfMonth = startOfMonth,
                currentDate = currentDate,
                onDateSelected = onDateSelected
            )
        }
    }
}