import 'dart:io';
import 'utils.dart';

/// 自动生成示例内容的脚本
///
/// 使用方法：
/// dart scripts/generate_example.dart
void main() {
  final iconData = readIconFontJson();
  final glyphs = getGlyphs(iconData);
  // 读取已定义的 YXIconFonts 静态常量
  final definedIcons = getDefinedIconNames();

  // 生成 icons.dart
  _generateIconsFile(glyphs, definedIcons);

  print('✅ 成功生成示例应用文件');
  print('📁 生成的文件：');
  print('   - example/lib/icons.dart');
}

/// 生成 icons.dart 文件
void _generateIconsFile(List<dynamic> glyphs, Set<String> definedIcons) {
  final buffer = StringBuffer();
  buffer.writeln("import 'package:yx_icon_fonts/yx_icon_fonts.dart';");
  buffer.writeln("import 'package:yx_icon_fonts_example/example_icon.dart';");
  buffer.writeln();
  buffer.writeln("// 此文件由脚本自动生成！");
  buffer.writeln();
  buffer.writeln("final icons = <ExampleIcon>[");

  // 按类别分组图标
  final categories = <String, List<Map<String, dynamic>>>{};
  for (final glyph in glyphs) {
    final name = glyph['font_class'] as String;
    final unicodeDecimal = glyph['unicode_decimal'] as int;
    String category = '其他图标';
    if (name.contains('msg')) {
      category = '消息相关图标';
    } else if (name.contains('arrow')) {
      category = '箭头相关图标';
    } else if (name.contains('edit')) {
      category = '编辑相关图标';
    } else if (name.contains('me_')) {
      category = '个人中心相关图标';
    } else if (name.contains('team') || name.contains('student')) {
      category = '团队和用户相关图标';
    } else if (name.contains('filter') || name.contains('question') || name.contains('onlysee') || name.contains('hint') || name.contains('switch')) {
      category = '功能图标';
    } else if (name.contains('delete')) {
      category = '删除相关图标';
    } else if (name.contains('more')) {
      category = '更多和菜单相关图标';
    } else if (name.contains('quit')) {
      category = '退出相关图标';
    } else if (name.contains('copy')) {
      category = '复制相关图标';
    } else if (name.contains('calendar')) {
      category = '日历相关图标';
    } else if (name.contains('share')) {
      category = '分享相关图标';
    } else if (name.contains('add') || name.contains('+')) {
      category = '添加相关图标';
    } else if (name.contains('keyboard')) {
      category = '键盘相关图标';
    } else if (name.contains('-')) {
      category = '特殊字符图标';
    }
    categories.putIfAbsent(category, () => []);
    categories[category]!.add({
      'name': name,
      'unicodeDecimal': unicodeDecimal,
    });
  }

  // 生成图标列表
  for (final category in categories.keys) {
    buffer.writeln("  // $category");
    for (final icon in categories[category]!) {
      final name = icon['name'] as String;
      final camelCaseName = toLegalDartName(name);
      if (!definedIcons.contains(camelCaseName)) continue; // 跳过未定义的
      final displayName = _getDisplayName(name);
      buffer.writeln("  ExampleIcon(YXIconFonts.$camelCaseName, '$displayName'),");
    }
    buffer.writeln();
  }
  buffer.writeln("];");
  final file = File('example/lib/icons.dart');
  file.writeAsStringSync(buffer.toString());
}

/// 获取展示用名称
String _getDisplayName(String name) {
  return name.replaceAll('_', ' ');
}