lingyue-zhibao/frontend/lib/theme/app_theme.dart

import 'package:flutter/material.dart';
import 'app_colors.dart';

/// 应用主题配置
class AppTheme {
  static ThemeData lightTheme = ThemeData(
    useMaterial3: true,
    fontFamily: 'Noto Sans SC',
    colorScheme: ColorScheme.fromSeed(
      seedColor: AppColors.primary,
      brightness: Brightness.light,
    ),

    // 卡片主题
    cardTheme: CardThemeData(
      elevation: 2,
      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
      margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
    ),

    // 按钮主题
    elevatedButtonTheme: ElevatedButtonThemeData(
      style: ElevatedButton.styleFrom(
        elevation: 0,
        padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(6)),
      ),
    ),

    // 输入框主题
    inputDecorationTheme: InputDecorationTheme(
      border: OutlineInputBorder(
        borderRadius: BorderRadius.circular(6),
        borderSide: const BorderSide(color: AppColors.border),
      ),
      enabledBorder: OutlineInputBorder(
        borderRadius: BorderRadius.circular(6),
        borderSide: const BorderSide(color: AppColors.border),
      ),
      focusedBorder: OutlineInputBorder(
        borderRadius: BorderRadius.circular(6),
        borderSide: const BorderSide(color: AppColors.primary, width: 2),
      ),
      contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
    ),

    // 文本主题
    textTheme: const TextTheme(
      displayLarge: TextStyle(
        fontSize: 32,
        fontWeight: FontWeight.bold,
        color: AppColors.textPrimary,
      ),
      displayMedium: TextStyle(
        fontSize: 28,
        fontWeight: FontWeight.bold,
        color: AppColors.textPrimary,
      ),
      displaySmall: TextStyle(
        fontSize: 24,
        fontWeight: FontWeight.bold,
        color: AppColors.textPrimary,
      ),
      headlineLarge: TextStyle(
        fontSize: 20,
        fontWeight: FontWeight.w600,
        color: AppColors.textPrimary,
      ),
      headlineMedium: TextStyle(
        fontSize: 18,
        fontWeight: FontWeight.w600,
        color: AppColors.textPrimary,
      ),
      headlineSmall: TextStyle(
        fontSize: 16,
        fontWeight: FontWeight.w600,
        color: AppColors.textPrimary,
      ),
      bodyLarge: TextStyle(fontSize: 16, color: AppColors.textPrimary),
      bodyMedium: TextStyle(fontSize: 14, color: AppColors.textPrimary),
      bodySmall: TextStyle(fontSize: 12, color: AppColors.textSecondary),
    ),

    // 应用栏主题
    appBarTheme: const AppBarTheme(
      elevation: 0,
      centerTitle: false,
      backgroundColor: AppColors.backgroundLight,
      foregroundColor: AppColors.textPrimary,
    ),

    // 分割线主题
    dividerTheme: const DividerThemeData(
      color: AppColors.borderLight,
      thickness: 1,
      space: 1,
    ),
  );

  static ThemeData darkTheme = ThemeData(
    useMaterial3: true,
    fontFamily: 'Noto Sans SC',
    colorScheme: ColorScheme.fromSeed(
      seedColor: AppColors.primary,
      brightness: Brightness.dark,
    ),
  );
}