49 lines
1.8 KiB
Dart
49 lines
1.8 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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/// 读取 iconfont.json 文件，返回解析后的 Map
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Map<String, dynamic> readIconFontJson([String path = 'iconfont.json']) {
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final file = File(path);
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if (!file.existsSync()) {
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throw Exception('未找到 $path 文件');
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}
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final content = file.readAsStringSync();
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return json.decode(content) as Map<String, dynamic>;
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}
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/// 获取 glyphs 列表
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List<dynamic> getGlyphs(Map<String, dynamic> iconData) {
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return iconData['glyphs'] as List<dynamic>;
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}
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/// 下划线转驼峰命名，并处理常见特殊字符，保证 Dart 标识符合法
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String toCamelCase(String input) {
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String processedInput = input.replaceAll('-', '_').replaceAll('+', 'plus').replaceAll('(', '').replaceAll(')', '').replaceAll(' ', '');
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final List<String> parts = processedInput.split('_');
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if (parts.isEmpty) return input;
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final String firstPart = parts[0];
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final String remainingParts = parts.skip(1).map((part) => part.isNotEmpty ? part[0].toUpperCase() + part.substring(1) : '').join();
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return firstPart + remainingParts;
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}
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/// Dart 标识符合法化（首字符不能为数字，不能有特殊符号）
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String toLegalDartName(String input) {
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String name = toCamelCase(input);
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// 首字符为数字，前面加下划线
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if (name.isNotEmpty && RegExp(r'^[0-9]').hasMatch(name[0])) {
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name = '_$name';
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}
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// 只保留字母、数字和下划线
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name = name.replaceAll(RegExp(r'[^a-zA-Z0-9_]'), '');
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return name;
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}
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/// 读取 Dart 文件中已定义的静态常量名（如 static const IconData xxx = ...）
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Set<String> getDefinedIconNames([String path = 'lib/src/yx_icon_fonts_data.dart']) {
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final file = File(path);
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if (!file.existsSync()) return {};
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final content = file.readAsStringSync();
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final reg = RegExp(r'static const IconData (\w+) =');
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return reg.allMatches(content).map((m) => m.group(1)!).toSet();
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}
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