---

package com.example.myapplication

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.foundation.layout.*
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.*
import androidx.compose.runtime.*
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.compose.ui.window.Dialog
import com.example.myapplication.ui.theme.MyApplicationTheme

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            MyApplicationTheme {
                MainScreen()
            }
        }
    }
}

@Composable
fun MainScreen() {
    var option1 by remember { mutableStateOf(false) }
    var option2 by remember { mutableStateOf(false) }
    var option3 by remember { mutableStateOf(false) }
    var showDialog by remember { mutableStateOf(false) }

    Surface(
        modifier = Modifier.fillMaxSize(),
        color = MaterialTheme.colorScheme.background
    ) {
        Column(
            horizontalAlignment = Alignment.CenterHorizontally,
            verticalArrangement = Arrangement.Center,
            modifier = Modifier
                .fillMaxSize()
                .padding(16.dp)
        ) {
            Card(
                modifier = Modifier.fillMaxWidth(),
                elevation = CardDefaults.cardElevation(4.dp),
                shape = RoundedCornerShape(12.dp)
            ) {
                Column(
                    modifier = Modifier.padding(16.dp)
                ) {
                    Text(
                        text = "Сохраненный результат",
                        style = MaterialTheme.typography.titleMedium
                    )
                    Spacer(modifier = Modifier.height(12.dp))
                    
                    Text(
                        text = "Опция 1: ${if (option1) "выбрано" else "не выбрано"}"
                    )
                    Text(
                        text = "Опция 2: ${if (option2) "выбрано" else "не выбрано"}"
                    )
                    Text(
                        text = "Опция 3: ${if (option3) "выбрано" else "не выбрано"}"
                    )
                }
            }
            
            Spacer(modifier = Modifier.height(24.dp))
            
            Button(
                onClick = { showDialog = true },
                modifier = Modifier.fillMaxWidth()
            ) {
                Text("Открыть диалоговое окно")
            }
        }
    }
    
    if (showDialog) {
        Dialog(onDismissRequest = { showDialog = false }) {
            Card(
                modifier = Modifier
                    .fillMaxWidth()
                    .padding(20.dp),
                shape = RoundedCornerShape(16.dp),
                elevation = CardDefaults.cardElevation(8.dp)
            ) {
                Column(
                    modifier = Modifier.padding(20.dp)
                ) {
                    Text(
                        text = "Выберите опции",
                        style = MaterialTheme.typography.titleLarge
                    )
                    
                    Spacer(modifier = Modifier.height(20.dp))
                    
                    Row(
                        verticalAlignment = Alignment.CenterVertically,
                        modifier = Modifier.fillMaxWidth()
                    ) {
                        Checkbox(
                            checked = option1,
                            onCheckedChange = { option1 = it }
                        )
                        Text(
                            text = "Опция 1",
                            modifier = Modifier.padding(start = 8.dp)
                        )
                    }
                    
                    Row(
                        verticalAlignment = Alignment.CenterVertically,
                        modifier = Modifier.fillMaxWidth()
                    ) {
                        Checkbox(
                            checked = option2,
                            onCheckedChange = { option2 = it }
                        )
                        Text(
                            text = "Опция 2",
                            modifier = Modifier.padding(start = 8.dp)
                        )
                    }
                    
                    Row(
                        verticalAlignment = Alignment.CenterVertically,
                        modifier = Modifier.fillMaxWidth()
                    ) {
                        Checkbox(
                            checked = option3,
                            onCheckedChange = { option3 = it }
                        )
                        Text(
                            text = "Опция 3",
                            modifier = Modifier.padding(start = 8.dp)
                        )
                    }
                    
                    Spacer(modifier = Modifier.height(24.dp))
                    
                    Button(
                        onClick = { showDialog = false },
                        modifier = Modifier.fillMaxWidth()
                    ) {
                        Text("Сохранить и закрыть")
                    }
                }
            }
        }
    }
}