package com.aistudio.bonjuteri.jwlry.ui.components

import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.navigationBarsPadding
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.CircleShape
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Category
import androidx.compose.material.icons.filled.Favorite
import androidx.compose.material.icons.filled.Home
import androidx.compose.material.icons.filled.Person
import androidx.compose.material.icons.filled.ShoppingCart
import androidx.compose.material.icons.outlined.Category
import androidx.compose.material.icons.outlined.FavoriteBorder
import androidx.compose.material.icons.outlined.Home
import androidx.compose.material.icons.outlined.PersonOutline
import androidx.compose.material.icons.outlined.ShoppingCart
import androidx.compose.material3.BadgedBox
import androidx.compose.material3.Icon
import androidx.compose.material3.NavigationBar
import androidx.compose.material3.NavigationBarItem
import androidx.compose.material3.NavigationBarItemDefaults
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.platform.testTag
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import com.aistudio.bonjuteri.jwlry.ui.theme.GoldPrimary
import com.aistudio.bonjuteri.jwlry.ui.theme.GoldSubtle
import com.aistudio.bonjuteri.jwlry.ui.theme.MutedGrey
import com.aistudio.bonjuteri.jwlry.ui.theme.PrimaryBlack
import com.aistudio.bonjuteri.jwlry.ui.theme.PureWhite

enum class BottomNavDestination(
    val title: String,
    val selectedIcon: ImageVector,
    val unselectedIcon: ImageVector,
    val testTag: String
) {
    HOME("Ana Sayfa", Icons.Filled.Home, Icons.Outlined.Home, "bottom_nav_home"),
    CATEGORIES("Kategoriler", Icons.Filled.Category, Icons.Outlined.Category, "bottom_nav_categories"),
    FAVORITES("Favoriler", Icons.Filled.Favorite, Icons.Outlined.FavoriteBorder, "bottom_nav_favorites"),
    CART("Sepet", Icons.Filled.ShoppingCart, Icons.Outlined.ShoppingCart, "bottom_nav_cart"),
    PROFILE("Hesabım", Icons.Filled.Person, Icons.Outlined.PersonOutline, "bottom_nav_profile")
}

@Composable
fun BonjuteriBottomBar(
    currentDestination: BottomNavDestination,
    onDestinationSelected: (BottomNavDestination) -> Unit,
    cartCount: Int = 0,
    favoritesCount: Int = 0,
    modifier: Modifier = Modifier
) {
    NavigationBar(
        modifier = modifier.navigationBarsPadding(),
        containerColor = PureWhite,
        tonalElevation = 6.dp
    ) {
        BottomNavDestination.entries.forEach { dest ->
            val isSelected = currentDestination == dest
            NavigationBarItem(
                selected = isSelected,
                onClick = { onDestinationSelected(dest) },
                icon = {
                    val badgeCount = when (dest) {
                        BottomNavDestination.CART -> cartCount
                        BottomNavDestination.FAVORITES -> favoritesCount
                        else -> 0
                    }

                    BadgedBox(
                        badge = {
                            if (badgeCount > 0) {
                                Box(
                                    modifier = Modifier
                                        .background(GoldPrimary, CircleShape)
                                        .padding(horizontal = 4.dp, vertical = 1.dp)
                                ) {
                                    Text(
                                        text = if (badgeCount > 99) "99+" else badgeCount.toString(),
                                        color = PureWhite,
                                        fontSize = 9.sp,
                                        fontWeight = FontWeight.Bold
                                    )
                                }
                            }
                        }
                    ) {
                        Icon(
                            imageVector = if (isSelected) dest.selectedIcon else dest.unselectedIcon,
                            contentDescription = dest.title
                        )
                    }
                },
                label = {
                    Text(
                        text = dest.title,
                        fontSize = 11.sp,
                        fontWeight = if (isSelected) FontWeight.Bold else FontWeight.Normal
                    )
                },
                colors = NavigationBarItemDefaults.colors(
                    selectedIconColor = PrimaryBlack,
                    selectedTextColor = PrimaryBlack,
                    indicatorColor = GoldSubtle,
                    unselectedIconColor = MutedGrey,
                    unselectedTextColor = MutedGrey
                ),
                modifier = Modifier.testTag(dest.testTag)
            )
        }
    }
}