package com.wdtt.client

import android.os.Build
import android.app.Activity
import androidx.compose.foundation.isSystemInDarkTheme
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Typography
import androidx.compose.material3.darkColorScheme
import androidx.compose.material3.dynamicLightColorScheme
import androidx.compose.material3.lightColorScheme
import androidx.compose.runtime.Composable
import androidx.compose.runtime.SideEffect
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.lerp
import androidx.compose.ui.graphics.toArgb
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.platform.LocalView
import androidx.compose.ui.text.TextStyle
import androidx.compose.ui.text.font.Font
import androidx.compose.ui.text.font.FontFamily
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.unit.sp
import androidx.core.view.WindowCompat

// ═══ Inter Font Family ═══
val InterFontFamily = FontFamily(
    Font(R.font.inter_regular, FontWeight.Normal),
    Font(R.font.inter_medium, FontWeight.Medium),
    Font(R.font.inter_semibold, FontWeight.SemiBold),
    Font(R.font.inter_bold, FontWeight.Bold),
)

// ═══ Типография на Inter ═══
val WDTTTypography = Typography(
    displayLarge = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Bold, fontSize = 57.sp, lineHeight = 64.sp),
    displayMedium = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Bold, fontSize = 45.sp, lineHeight = 52.sp),
    displaySmall = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Bold, fontSize = 36.sp, lineHeight = 44.sp),
    headlineLarge = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.SemiBold, fontSize = 32.sp, lineHeight = 40.sp),
    headlineMedium = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.SemiBold, fontSize = 28.sp, lineHeight = 36.sp),
    headlineSmall = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.SemiBold, fontSize = 24.sp, lineHeight = 32.sp),
    titleLarge = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.SemiBold, fontSize = 22.sp, lineHeight = 28.sp),
    titleMedium = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.SemiBold, fontSize = 16.sp, lineHeight = 24.sp, letterSpacing = 0.15.sp),
    titleSmall = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Medium, fontSize = 14.sp, lineHeight = 20.sp, letterSpacing = 0.1.sp),
    bodyLarge = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Normal, fontSize = 16.sp, lineHeight = 24.sp, letterSpacing = 0.5.sp),
    bodyMedium = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Normal, fontSize = 14.sp, lineHeight = 20.sp, letterSpacing = 0.25.sp),
    bodySmall = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Normal, fontSize = 12.sp, lineHeight = 16.sp, letterSpacing = 0.4.sp),
    labelLarge = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Medium, fontSize = 14.sp, lineHeight = 20.sp, letterSpacing = 0.1.sp),
    labelMedium = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Medium, fontSize = 12.sp, lineHeight = 16.sp, letterSpacing = 0.5.sp),
    labelSmall = TextStyle(fontFamily = InterFontFamily, fontWeight = FontWeight.Medium, fontSize = 11.sp, lineHeight = 16.sp, letterSpacing = 0.5.sp),
)

// ═══ Светлая палитра — «Раф на кокосовом молоке» ═══
private val LightColorScheme = lightColorScheme(
    primary = Color(0xFF6D4C41),
    onPrimary = Color(0xFFFFFFFF),
    primaryContainer = Color(0xFFD7CCC8),
    onPrimaryContainer = Color(0xFF3E2723),
    secondary = Color(0xFF8D6E63),
    onSecondary = Color(0xFFFFFFFF),
    secondaryContainer = Color(0xFFEFEBE9),
    onSecondaryContainer = Color(0xFF4E342E),
    tertiary = Color(0xFF795548),
    onTertiary = Color(0xFFFFFFFF),
    tertiaryContainer = Color(0xFFBCAAA4),
    onTertiaryContainer = Color(0xFF3E2723),
    background = Color(0xFFF2F0EC),
    onBackground = Color(0xFF1C1B1A),
    surface = Color(0xFFFAF8F4),
    onSurface = Color(0xFF1C1B1A),
    surfaceVariant = Color(0xFFEFEBE9),
    onSurfaceVariant = Color(0xFF5D4037),
    outline = Color(0xFFBCAAA4),
    outlineVariant = Color(0xFFD7CCC8),
    error = Color(0xFFBA1A1A),
    onError = Color(0xFFFFFFFF),
    errorContainer = Color(0xFFFFDAD6),
    onErrorContainer = Color(0xFF410002),
    inverseSurface = Color(0xFF322F2D),
    inverseOnSurface = Color(0xFFF5F0EB),
    inversePrimary = Color(0xFFD7CCC8),
    surfaceTint = Color(0xFF6D4C41),
)

// ═══ Тёмная палитра — «Эспрессо» ═══
private val DarkColorScheme = darkColorScheme(
    primary = Color(0xFFD7CCC8),
    onPrimary = Color(0xFF3E2723),
    primaryContainer = Color(0xFF5D4037),
    onPrimaryContainer = Color(0xFFEFEBE9),
    secondary = Color(0xFFBCAAA4),
    onSecondary = Color(0xFF3E2723),
    secondaryContainer = Color(0xFF4E342E),
    onSecondaryContainer = Color(0xFFEFEBE9),
    tertiary = Color(0xFFA1887F),
    onTertiary = Color(0xFF3E2723),
    tertiaryContainer = Color(0xFF5D4037),
    onTertiaryContainer = Color(0xFFEFEBE9),
    background = Color(0xFF1A1614),
    onBackground = Color(0xFFEDE0D4),
    surface = Color(0xFF211D1B),
    onSurface = Color(0xFFEDE0D4),
    surfaceVariant = Color(0xFF2C2624),
    onSurfaceVariant = Color(0xFFD7CCC8),
    outline = Color(0xFF8D6E63),
    outlineVariant = Color(0xFF4E342E),
    error = Color(0xFFFFB4AB),
    onError = Color(0xFF690005),
    errorContainer = Color(0xFF93000A),
    onErrorContainer = Color(0xFFFFDAD6),
    inverseSurface = Color(0xFFEDE0D4),
    inverseOnSurface = Color(0xFF322F2D),
    inversePrimary = Color(0xFF6D4C41),
    surfaceTint = Color(0xFFD7CCC8),
)

private val IndigoLightColorScheme = lightColorScheme(
    primary = Color(0xFF5B588D),
    onPrimary = Color(0xFFFFFFFF),
    primaryContainer = Color(0xFFE2DFFF),
    onPrimaryContainer = Color(0xFF1A1744),
    secondary = Color(0xFF5B588D),
    onSecondary = Color(0xFFFFFFFF),
    secondaryContainer = Color(0xFFE2DFFF),
    onSecondaryContainer = Color(0xFF1A1744),
    background = Color(0xFFFBF8FF),
    onBackground = Color(0xFF1B1B1F),
    surface = Color(0xFFF6F3FA),
    onSurface = Color(0xFF1B1B1F),
    surfaceVariant = Color(0xFFE4E1EC),
    onSurfaceVariant = Color(0xFF47464F),
    outline = Color(0xFF787680),
    outlineVariant = Color(0xFFC8C5D0),
)

private val IndigoDarkColorScheme = darkColorScheme(
    primary = Color(0xFFC4C0FF),
    onPrimary = Color(0xFF2D2A5B),
    primaryContainer = Color(0xFF434073),
    onPrimaryContainer = Color(0xFFE2DFFF),
    secondary = Color(0xFFC4C0FF),
    onSecondary = Color(0xFF2D2A5B),
    secondaryContainer = Color(0xFF434073),
    onSecondaryContainer = Color(0xFFE2DFFF),
    background = Color(0xFF131316),
    onBackground = Color(0xFFE4E1E6),
    surface = Color(0xFF1B1B1F),
    onSurface = Color(0xFFC8C5D0),
    surfaceVariant = Color(0xFF47464F),
    onSurfaceVariant = Color(0xFFC8C5D0),
    outline = Color(0xFF918F9A),
    outlineVariant = Color(0xFF47464F),
)

private val ForestLightColorScheme = lightColorScheme(
    primary = Color(0xFF5F5D68),
    onPrimary = Color(0xFFFFFFFF),
    primaryContainer = Color(0xFFE5E0F0),
    onPrimaryContainer = Color(0xFF1C1A23),
    secondary = Color(0xFF5F5D68),
    onSecondary = Color(0xFFFFFFFF),
    secondaryContainer = Color(0xFFE5E0F0),
    onSecondaryContainer = Color(0xFF1C1A23),
    background = Color(0xFFFCF8FF),
    onBackground = Color(0xFF1D1B20),
    surface = Color(0xFFF7F2FA),
    onSurface = Color(0xFF1D1B20),
    surfaceVariant = Color(0xFFE6E0E9),
    onSurfaceVariant = Color(0xFF48454E),
    outline = Color(0xFF79747E),
    outlineVariant = Color(0xFFCAC4D0),
)

private val ForestDarkColorScheme = darkColorScheme(
    primary = Color(0xFFC8C4D3),
    onPrimary = Color(0xFF312F38),
    primaryContainer = Color(0xFF474550),
    onPrimaryContainer = Color(0xFFE5E0F0),
    secondary = Color(0xFFC8C4D3),
    onSecondary = Color(0xFF312F38),
    secondaryContainer = Color(0xFF474550),
    onSecondaryContainer = Color(0xFFE5E0F0),
    background = Color(0xFF141318),
    onBackground = Color(0xFFE6E1E5),
    surface = Color(0xFF1D1B20),
    onSurface = Color(0xFFCAC4D0),
    surfaceVariant = Color(0xFF48454E),
    onSurfaceVariant = Color(0xFFCAC4D0),
    outline = Color(0xFF938F99),
    outlineVariant = Color(0xFF48454E),
)

private fun getAppColorScheme(palette: String, isDark: Boolean): androidx.compose.material3.ColorScheme {
    return when (palette) {
        "espresso" -> if (isDark) DarkColorScheme else LightColorScheme
        "forest" -> if (isDark) ForestDarkColorScheme else ForestLightColorScheme
        else -> if (isDark) IndigoDarkColorScheme else IndigoLightColorScheme
    }
}

// ═══ Расширенные цвета для кастомных элементов ═══
object WDTTColors {
    // Статус: подключено
    val connected = Color(0xFF4CAF50)
    val connectedContainer = Color(0xFF4CAF50).copy(alpha = 0.12f)
    val onConnected = Color(0xFF1B5E20)

    val connectedDark = Color(0xFF81C784)
    val connectedContainerDark = Color(0xFF81C784).copy(alpha = 0.15f)
    val onConnectedDark = Color(0xFFC8E6C9)

    // Статус: предупреждение
    val warning = Color(0xFFFFA726)
    val warningDark = Color(0xFFFFCC80)

    // Терминал (логи)
    val terminalBg = Color(0xFF1A1A2E)
    val terminalBgDark = Color(0xFF0D0D1A)
    val terminalText = Color(0xFFE0E0E0)
    val terminalGreen = Color(0xFF4CAF50)
    val terminalBlue = Color(0xFF42A5F5)
    val terminalRed = Color(0xFFEF5350)
    val terminalYellow = Color(0xFFFFC107)
    val terminalCounter = Color(0xFF1E88E5)

    // GitHub
    val github = Color(0xFF24292E)
    val githubDark = Color(0xFF333C47)

    // Donate
    val donate = Color(0xFF8B3FFD)
}

@Composable
fun WDTTTheme(
    themeMode: String = "system",
    dynamicColor: Boolean = false,
    themePalette: String = "indigo",
    content: @Composable () -> Unit
) {
    val darkTheme = when (themeMode) {
        "dark" -> true
        "light" -> false
        else -> isSystemInDarkTheme()
    }

    val colorScheme = when {
        dynamicColor && !darkTheme && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
            val context = LocalContext.current
            dynamicLightColorScheme(context)
        }
        else -> getAppColorScheme(themePalette, darkTheme)
    }

    val view = LocalView.current
    if (!view.isInEditMode) {
        SideEffect {
            val window = (view.context as Activity).window
            val navigationBarColor = if (darkTheme) {
                Color.Transparent
            } else {
                lerp(colorScheme.background, colorScheme.surface, 0.55f)
            }
            window.statusBarColor = Color.Transparent.toArgb()
            window.navigationBarColor = navigationBarColor.toArgb()
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
                window.isNavigationBarContrastEnforced = false
                window.isStatusBarContrastEnforced = false
            }
            WindowCompat.getInsetsController(window, view).apply {
                isAppearanceLightStatusBars = !darkTheme
                isAppearanceLightNavigationBars = !darkTheme
            }
        }
    }

    MaterialTheme(
        colorScheme = colorScheme,
        typography = WDTTTypography,
        content = content
    )
}