import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';
/// Bespoke dark theme for the Arbor Visualizer.
///
/// We deliberately avoid Material defaults to create a cinematic,
/// high-contrast look that makes code graphs feel alive.
class ArborTheme {
ArborTheme._();
// Core palette - designed for depth and clarity
static const Color background = Color(0xFF0A0A0F);
static const Color surface = Color(0xFF12121A);
static const Color surfaceLight = Color(0xFF1A1A25);
// Accent colors for different node types
static const Color function = Color(0xFF00D9FF); // Electric cyan
static const Color classType = Color(0xFF9D4EDD); // Royal purple
static const Color method = Color(0xFF00F5A0); // Mint green
static const Color variable = Color(0xFFFFB800); // Warm amber
static const Color keyword = Color(0xFFF72585); // Neon Pink
static const Color importType = Color(0xFFFF6B6B); // Coral red
// UI elements
static const Color textPrimary = Color(0xFFE8E8E8);
static const Color textSecondary = Color(0xFF8888A0);
static const Color textMuted = Color(0xFF555566);
static const Color border = Color(0xFF2A2A35);
static const Color glow = Color(0xFF00D9FF);
/// Returns the color for a given node kind.
static Color colorForKind(String kind) {
switch (kind.toLowerCase()) {
case 'function':
return function;
case 'class':
return classType;
case 'method':
return method;
case 'variable':
case 'constant':
return variable;
case 'import':
return importType;
default:
return textSecondary;
}
}
/// The dark theme data.
static ThemeData get dark {
return ThemeData.dark().copyWith(
scaffoldBackgroundColor: background,
colorScheme: const ColorScheme.dark(
primary: function,
secondary: classType,
surface: surface,
background: background,
error: importType,
onPrimary: background,
onSecondary: background,
onSurface: textPrimary,
onBackground: textPrimary,
onError: background,
),
textTheme: GoogleFonts.jetBrainsMonoTextTheme(
ThemeData.dark().textTheme,
).copyWith(
displayLarge: GoogleFonts.outfit(
fontSize: 48,
fontWeight: FontWeight.w700,
color: textPrimary,
letterSpacing: -1,
),
displayMedium: GoogleFonts.outfit(
fontSize: 32,
fontWeight: FontWeight.w600,
color: textPrimary,
),
titleLarge: GoogleFonts.outfit(
fontSize: 20,
fontWeight: FontWeight.w600,
color: textPrimary,
),
bodyLarge: GoogleFonts.jetBrainsMono(
fontSize: 14,
color: textPrimary,
),
bodyMedium: GoogleFonts.jetBrainsMono(
fontSize: 12,
color: textSecondary,
),
labelSmall: GoogleFonts.jetBrainsMono(
fontSize: 10,
color: textMuted,
letterSpacing: 0.5,
),
),
/*
cardTheme: CardTheme(
color: surface,
elevation: 0,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
side: const BorderSide(color: border, width: 1),
),
),
*/
inputDecorationTheme: InputDecorationTheme(
filled: true,
fillColor: surface,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: border),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: border),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: function, width: 2),
),
hintStyle: GoogleFonts.jetBrainsMono(
color: textMuted,
fontSize: 14,
),
),
);
}
}
