package com.example.waifushowcase

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.annotation.DrawableRes
import androidx.annotation.StringRes
import androidx.compose.foundation.Image
import androidx.compose.foundation.background
import androidx.compose.foundation.border
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.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.offset
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.Button
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.painter.Painter
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import com.example.waifushowcase.ui.theme.WaifuShowcaseTheme
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableIntStateOf
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.draw.clip
import androidx.compose.ui.draw.shadow
import androidx.compose.ui.text.style.LineHeightStyle


class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContent {
            WaifuShowcaseTheme {
                WaifuApp()
            }
        }
    }
}

// Data class for waifus
data class Waifu(
    @DrawableRes val imageRes: Int,
    val name: String,
    val description: String
)

// main screen
@Composable
fun WaifuApp(modifier: Modifier = Modifier) {
    var currentWaifu by remember { mutableIntStateOf(0) }

    val waifus = listOf(
        Waifu(
            imageRes = R.drawable.makise,
            name = "Makise Kurisu",
            description = "Best Tsundere"
        ),
        Waifu(
            imageRes = R.drawable.mikasa_ackerman,
            name = "Mikasa Ackerman",
            description = "EREEEH"
        )
    )

    Box(
        modifier = Modifier
            .fillMaxSize()
    ) {
        // Picture of waifus
        Column(
            horizontalAlignment = Alignment.CenterHorizontally,
            verticalArrangement = Arrangement.Center,
            modifier = Modifier
                .align(Alignment.Center) // Center the content
                .offset(y = (-100).dp)
                .clip(shape = RoundedCornerShape(16.dp))
                .background(color = Color.White, shape = RoundedCornerShape(16.dp))
                .shadow(elevation = 3.dp, shape = RoundedCornerShape(16.dp))
                .padding(20.dp)
                .size(300.dp)
        ) {
            Image(
                painter = painterResource(id = waifus[currentWaifu].imageRes),
                contentDescription = null,
                modifier = Modifier
                    .fillMaxSize()
                    .clip(shape = RoundedCornerShape(16.dp))
            )
        }

        // Description box
        Column(
            horizontalAlignment = Alignment.CenterHorizontally,
            verticalArrangement = Arrangement.Center,
            modifier = Modifier
                .align(Alignment.Center)
                .offset(y = 210.dp)
                .size(width = 250.dp, height = 100.dp)
                .clip(shape = RoundedCornerShape(16.dp))
                .background(color = Color.LightGray)

        ) {
            Text("Test1")
            Text("Test2")
        }

        // Navigation buttons at the bottom
        Box(
            modifier = Modifier
                .fillMaxWidth()
                .align(Alignment.BottomCenter) // Align buttons to the bottom
        ) {
            Row(
                modifier = Modifier
                    .fillMaxWidth()
            ) {
                //Previous button
                Button(
                    onClick = {
                        if (currentWaifu > 0)
                            currentWaifu--
                              },
                    modifier = Modifier
//                .size(160.dp, 70.dp)
                        .weight(1f)
                        .padding(16.dp)
                ) {
                    Text(text = "<")
                }

                //Next button
                Button(
                    onClick = {
                        if (currentWaifu < waifus.size - 1)
                            currentWaifu++
                              },
                    modifier = Modifier
                        .weight(1f)
                        .padding(16.dp)
                ) {
                    Text(text = ">")
                }
            }
        }
    }
}


@Preview(showBackground = true)
@Composable
fun GreetingPreview() {
    WaifuShowcaseTheme {
        WaifuApp()
    }
}