更新
This commit is contained in:
chenshuainan
@@ -0,0 +1,303 @@
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/// ============================================================
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/// 答题卡构建（1:1 移植 Vue utils/examAnswerCard.js）
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/// ============================================================
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library;
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/// 子题带选项、需按“小题答题卡”处理的复合题型
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const Set<String> kQuestionTypesWithOptionChildren = {
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'yuedulijie',
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'yueduxuanzeti',
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'qixuanwu',
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'wanxingtiankongxuanzeti',
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'tingli',
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};
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/// 仅这些学科按正常逻辑判断 hasOptionChildrenQuestion，其余学科直接 true
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const List<int> kSubjectIdsForNormalCheck = [2, 4, 5, 8, 9];
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bool _truthy(dynamic v) {
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if (v == null) return false;
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if (v is bool) return v;
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if (v is num) return v != 0;
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if (v is String) return v.isNotEmpty && v != '0';
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return true;
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}
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dynamic _or(dynamic a, dynamic b) => _truthy(a) ? a : b;
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int _num(dynamic v, [int def = 0]) {
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if (v is num) return v.toInt();
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final n = int.tryParse('${v ?? ''}');
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return n ?? def;
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}
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/// 答案是否有值（'' / null / '[]' 视为未答）
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bool hasValue(dynamic value) {
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if (value == null) return false;
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final str = '$value'.trim();
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if (str.isEmpty || str == '[]') return false;
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return true;
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}
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List<dynamic> _metaList(Map<String, dynamic>? question) {
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if (question == null) return const [];
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final v = question['bkTagMetaList'];
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return v is List ? v : const [];
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}
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/// 填空题：每个空都作答才算已答；非填空题返回 null
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bool? isFillBlankFullyAnswered(Map<String, dynamic>? question) {
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final metas = _metaList(question);
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if (metas.isEmpty) return null;
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bool metaHasAnswer(dynamic rawMeta) {
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final meta = rawMeta is Map ? rawMeta : const {};
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final answer = meta['myAnswer'] ?? meta['userAnswer'];
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if (answer is List) return answer.isNotEmpty;
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return hasValue(answer);
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}
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return metas.every(metaHasAnswer);
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}
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/// 题目是否已答
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bool isQuestionAnswered(Map<String, dynamic> question) {
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final fillBlankAnswered = isFillBlankFullyAnswered(question);
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final answered = (fillBlankAnswered == null || !fillBlankAnswered)
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? hasValue(question['userAnswer'])
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: fillBlankAnswered;
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return answered;
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}
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/// 读取题目子项（subQuestions 优先，其次 childs）
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List<dynamic> getQuestionChildren(Map<String, dynamic>? item) {
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if (item == null) return const [];
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if (item['subQuestions'] is List && (item['subQuestions'] as List).isNotEmpty) {
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return item['subQuestions'] as List;
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}
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if (item['childs'] is List && (item['childs'] as List).isNotEmpty) {
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return item['childs'] as List;
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}
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return const [];
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}
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/// 给题目列表补充 hasOptionChildrenQuestion（会就地改写 item 个别字段）
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List<Map<String, dynamic>> appendExamQuestionChildOptionStatus(
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List<dynamic>? list,
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dynamic subjectId,
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) {
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return (list ?? const []).map((rawItem) {
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final item = Map<String, dynamic>.from(rawItem as Map);
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final childs = item['childs'] is List ? item['childs'] as List : const [];
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// 学科不在白名单：默认按小题答题卡处理
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if (!kSubjectIdsForNormalCheck.contains(_num(subjectId, -1))) {
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var hasOptionFlag = childs.isNotEmpty;
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// 输入型填空题（仅一空）合并到大题
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if (item['questionTypes'] == 'tiankongti' && childs.length == 1) {
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final firstChild = childs.first as Map;
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item['answerStatus'] = _or(firstChild['answerStatus'], item['answerStatus']);
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item['userAnswer'] = _or(firstChild['userAnswer'], item['userAnswer']);
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hasOptionFlag = false;
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}
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// 解答题/问答题有子题：整题按一道题提交，图片作答
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if ((item['questionTypes'] == 'jiedati' || item['questionTypes'] == 'wendati') &&
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childs.isNotEmpty) {
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hasOptionFlag = false;
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item['iSFilllankItemUpload'] = 1;
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}
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return {
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...item,
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'hasOptionChildrenQuestion': hasOptionFlag,
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};
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}
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final childList = getQuestionChildren(item);
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final hasOptionChildren =
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kQuestionTypesWithOptionChildren.contains(item['questionTypes']) &&
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childList.isNotEmpty &&
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childList.any((c) =>
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c is Map && c['options'] is List && (c['options'] as List).isNotEmpty);
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final isInputFillBlankQuestion = item['questionTypes'] == 'tiankongti' &&
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_num(item['iSFilllankItemUpload']) == 0 &&
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(item['childs'] is List && (item['childs'] as List).length > 1);
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return {
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...item,
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'hasOptionChildrenQuestion': hasOptionChildren || isInputFillBlankQuestion,
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};
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}).toList();
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}
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Map<String, dynamic> _rawId(dynamic sub) => sub is Map && sub['raw'] is Map
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? Map<String, dynamic>.from(sub['raw'] as Map)
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: const {};
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/// 将题目拍平成答题卡题号列表
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List<Map<String, dynamic>> buildExamAnswerCardQuestions(
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List<dynamic>? questionsList, {
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bool isExamAnswerCard = true,
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}) {
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final list = <Map<String, dynamic>>[];
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var displaySort = 1;
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(questionsList ?? const []).asMap().forEach((index, rawItem) {
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final item = Map<String, dynamic>.from(rawItem as Map);
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final subQuestions =
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item['subQuestions'] is List ? item['subQuestions'] as List : const [];
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if (isExamAnswerCard != true) {
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if (item['hasChild'] == true && subQuestions.isNotEmpty) {
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subQuestions.asMap().forEach((subIndex, rawSub) {
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final sub = Map<String, dynamic>.from(rawSub as Map);
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final subRaw = _rawId(sub);
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final question = {
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...sub,
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'questionId': subRaw['id'] ?? '${item['id'] ?? index}-$subIndex',
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'parentIndex': index,
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'subIndex': subIndex,
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'sort': _num(sub['sort']),
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'targetSort': _num(sub['sort']),
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'questionTypeName': item['questionTypeName'] ?? '题目',
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'userAnswer': _or(sub['userAnswer'], item['userAnswer']),
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'correctAnswer': _or(sub['answer'], subRaw['answer']) ?? '',
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'answerStatus': _or(sub['answerStatus'], 0),
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'bkTagMetaList': sub['bkTagMetaList'] ?? const [],
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};
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list.add({...question, 'answered': isQuestionAnswered(question)});
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});
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return;
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}
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final question = {
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...item,
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'questionId': item['id'] ?? index,
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'parentIndex': index,
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'subIndex': -1,
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'sort': _num(item['sort']),
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'targetSort': _num(item['sort']),
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'questionTypeName': item['questionTypeName'] ?? '题目',
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'userAnswer': item['userAnswer'] ?? '',
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'correctAnswer': item['correctAnswer'] ?? item['answer'] ?? '',
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'answerStatus': item['answerStatus'] ?? 0,
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'bkTagMetaList': item['bkTagMetaList'] ?? const [],
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};
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list.add({...question, 'answered': isQuestionAnswered(question)});
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return;
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}
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final children = getQuestionChildren(item);
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final collapseAsSingleQuestion = item['hasOptionChildrenQuestion'] == false;
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if (collapseAsSingleQuestion) {
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final childs = item['childs'] is List ? item['childs'] as List : const [];
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final firstChildSort = children.isNotEmpty
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? _num((children.first as Map)['sort'])
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: 0;
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var targetSort = _num(item['sort']);
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if (targetSort == 0) targetSort = firstChildSort;
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if (item['questionTypes'] == 'tiankongti' && childs.length == 1) {
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final firstChild = childs.first as Map;
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firstChild['questionTypeName'] = item['questionTypeName'] ?? '题目';
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item['userAnswer'] = _or(firstChild['userAnswer'], item['userAnswer']);
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item['answerStatus'] = _or(firstChild['answerStatus'], item['answerStatus']);
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}
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final question = {
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...item,
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'questionId': item['id'] ?? index,
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'parentIndex': index,
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'subIndex': -1,
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'sort': displaySort++,
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'targetSort': targetSort,
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'questionTypeName': item['questionTypeName'] ?? '题目',
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'userAnswer': item['userAnswer'] ?? '',
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'correctAnswer': item['correctAnswer'] ?? item['answer'] ?? '',
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'answerStatus': item['answerStatus'] ?? 0,
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'bkTagMetaList': item['bkTagMetaList'] ?? const [],
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};
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list.add({...question, 'answered': isQuestionAnswered(question)});
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return;
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}
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if (children.isNotEmpty) {
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children.asMap().forEach((subIndex, rawSub) {
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final sub = Map<String, dynamic>.from(rawSub as Map);
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final subRaw = _rawId(sub);
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final question = {
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...sub,
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'questionId': subRaw['id'] ?? sub['id'] ?? '${item['id'] ?? index}-$subIndex',
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'parentIndex': index,
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'subIndex': subIndex,
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'sort': displaySort++,
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'targetSort': _num(sub['sort']),
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'questionTypeName': item['questionTypeName'] ?? '题目',
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'userAnswer': _or(sub['userAnswer'], item['userAnswer']),
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'correctAnswer':
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sub['correctAnswer'] ?? sub['answer'] ?? subRaw['answer'] ?? '',
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'answerStatus': sub['answerStatus'] ?? 0,
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'bkTagMetaList': sub['bkTagMetaList'] ?? const [],
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};
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list.add({...question, 'answered': isQuestionAnswered(question)});
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});
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return;
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}
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final question = {
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...item,
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'questionId': item['id'] ?? index,
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'parentIndex': index,
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'subIndex': -1,
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'sort': displaySort++,
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'targetSort': _num(item['sort']),
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'questionTypeName': item['questionTypeName'] ?? '题目',
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'userAnswer': item['userAnswer'] ?? '',
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'correctAnswer': item['correctAnswer'] ?? item['answer'] ?? '',
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'answerStatus': item['answerStatus'] ?? 0,
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'bkTagMetaList': item['bkTagMetaList'] ?? const [],
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};
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list.add({...question, 'answered': isQuestionAnswered(question)});
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});
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final filtered = list.where((item) {
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final sort = _num(item['sort']);
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if (sort <= 0) return false;
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if (isExamAnswerCard == true) return true;
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return _num(item['targetSort']) > 0 || sort > 0;
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}).toList();
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filtered.sort((a, b) => _num(a['sort']).compareTo(_num(b['sort'])));
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return filtered;
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}
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/// 按相邻 questionTypeName 分组，供答题卡渲染
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List<Map<String, dynamic>> buildExamAnswerCard(
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List<dynamic>? questionsList, {
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bool isExamAnswerCard = true,
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}) {
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final sortedQuestions = buildExamAnswerCardQuestions(
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questionsList,
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isExamAnswerCard: isExamAnswerCard,
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);
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final result = <Map<String, dynamic>>[];
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Map<String, dynamic>? currentGroup;
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for (final question in sortedQuestions) {
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final typeName = '${question['questionTypeName'] ?? '题目'}';
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if (currentGroup == null || currentGroup['name'] != typeName) {
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currentGroup = {
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'name': typeName,
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'questions': <Map<String, dynamic>>[],
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};
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result.add(currentGroup);
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}
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(currentGroup['questions'] as List).add({
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...question,
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'status': question['answerStatus'],
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});
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}
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return result;
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}
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@@ -0,0 +1,150 @@
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/// ============================================================
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/// 题干媒体拆分（1:1 移植 Vue utils/extractMediaFromStem.js）
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///
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/// 从题干 HTML 中拆出内嵌 audio/video，避免富文本直接渲染媒体异常。
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/// ============================================================
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library;
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class StemMediaBlock {
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const StemMediaBlock({required this.type, this.content, this.audioUrl, this.videoUrl, this.videoCoverUrl});
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/// html / audio / video
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final String type;
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final String? content;
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final String? audioUrl;
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final String? videoUrl;
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final String? videoCoverUrl;
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Map<String, dynamic> toJson() => {
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'type': type,
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if (content != null) 'content': content,
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if (audioUrl != null) 'audioUrl': audioUrl,
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if (videoUrl != null) 'videoUrl': videoUrl,
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if (videoCoverUrl != null) 'videoCoverUrl': videoCoverUrl,
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};
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}
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class StemMedia {
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const StemMedia({
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this.content = '',
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this.audios = const [],
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this.videos = const [],
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this.blocks = const [],
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});
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final String content;
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final List<Map<String, dynamic>> audios;
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final List<Map<String, dynamic>> videos;
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final List<StemMediaBlock> blocks;
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}
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String _normalizeMediaAttr(String? value) =>
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(value ?? '').replaceAll(RegExp(r'''[`'"\s]'''), '').trim();
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String? _firstNonEmpty(List<String?> groups) {
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for (final g in groups) {
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if (g != null && g.isNotEmpty) return g;
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}
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return null;
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}
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({String src, String poster}) _extractMediaAttrs(String tagHtml) {
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final srcMatch = RegExp(
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r'''\bsrc\s*=\s*(?:"([^"]*)"|'([^']*)'|([^\s"'=<>`]+))''',
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caseSensitive: false,
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).firstMatch(tagHtml);
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final posterMatch = RegExp(
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r'''\bposter\s*=\s*(?:"([^"]*)"|'([^']*)'|([^\s"'=<>`]+))''',
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caseSensitive: false,
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).firstMatch(tagHtml);
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final sourceMatch = RegExp(
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r'''<source[^>]*\bsrc\s*=\s*(?:"([^"]*)"|'([^']*)'|([^\s"'=<>`]+))''',
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caseSensitive: false,
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).firstMatch(tagHtml);
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final src = _normalizeMediaAttr(_firstNonEmpty([
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sourceMatch?.group(1),
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sourceMatch?.group(2),
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sourceMatch?.group(3),
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srcMatch?.group(1),
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srcMatch?.group(2),
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srcMatch?.group(3),
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]));
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final poster = _normalizeMediaAttr(_firstNonEmpty([
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posterMatch?.group(1),
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posterMatch?.group(2),
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posterMatch?.group(3),
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]));
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return (src: src, poster: poster);
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}
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StemMedia extractMediaFromStem(String? html) {
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if (html == null || html.isEmpty) {
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return const StemMedia();
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}
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final rawHtml = html;
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final mediaTagReg = RegExp(
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r'<audio\b[\s\S]*?</audio>|<video\b[\s\S]*?</video>',
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caseSensitive: false,
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);
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final audios = <Map<String, dynamic>>[];
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final videos = <Map<String, dynamic>>[];
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final blocks = <StemMediaBlock>[];
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var lastIndex = 0;
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void pushHtmlBlock(String content) {
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if (content.trim().isEmpty) return;
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blocks.add(StemMediaBlock(type: 'html', content: content));
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}
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for (final m in mediaTagReg.allMatches(rawHtml)) {
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final tagHtml = m.group(0)!;
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final offset = m.start;
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pushHtmlBlock(rawHtml.substring(lastIndex, offset));
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if (RegExp(r'^<audio\b', caseSensitive: false).hasMatch(tagHtml)) {
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final attrs = _extractMediaAttrs(tagHtml);
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if (attrs.src.isNotEmpty) {
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final audioItem = {'audioUrl': attrs.src};
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audios.add(audioItem);
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blocks.add(StemMediaBlock(type: 'audio', audioUrl: attrs.src));
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}
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} else {
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final attrs = _extractMediaAttrs(tagHtml);
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if (attrs.src.isNotEmpty) {
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final videoItem = {
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'videoUrl': attrs.src,
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'videoCoverUrl': attrs.poster,
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};
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videos.add(videoItem);
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blocks.add(StemMediaBlock(
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type: 'video',
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videoUrl: attrs.src,
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videoCoverUrl: attrs.poster,
|
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));
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}
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}
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lastIndex = offset + tagHtml.length;
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}
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pushHtmlBlock(rawHtml.substring(lastIndex));
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var content = rawHtml
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.replaceAll(RegExp(r'<audio\b[\s\S]*?</audio>', caseSensitive: false), '')
|
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.replaceAll(RegExp(r'<video\b[\s\S]*?</video>', caseSensitive: false), '');
|
||||
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content = content
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.replaceAll(
|
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RegExp(
|
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r'<(div|p)([^>]*)>\s*(?:<br\s*/?>| |\s)*</\1>',
|
||||
caseSensitive: false,
|
||||
),
|
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'',
|
||||
)
|
||||
.trim();
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||||
|
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return StemMedia(content: content, audios: audios, videos: videos, blocks: blocks);
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}
|
||||
@@ -0,0 +1,10 @@
|
||||
/// ============================================================
|
||||
/// 公式渲染（对标 Vue utils/formula.js 的 renderLatexInHtml）
|
||||
///
|
||||
/// 注意：Vue 端该函数第 960 行 `return content` 是空操作（公式已由
|
||||
/// 后端转成 SVG，见 RichTextContent 内置 flutter_svg 渲染）。
|
||||
/// Flutter 侧保持 identity，不引入任何 LaTeX 依赖。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
String renderLatexInHtml(String? content) => content ?? '';
|
||||
@@ -0,0 +1,139 @@
|
||||
/// ============================================================
|
||||
/// JS 正则兼容层（JRegExp / JMatch）
|
||||
///
|
||||
/// Vue 端大量解析脚本依赖 JavaScript 正则语义：
|
||||
/// - 带 g 标志时 exec() 从 lastIndex 开始，命中后把 lastIndex
|
||||
/// 推进到本次匹配末尾；失配后 lastIndex 归 0；
|
||||
/// - replace(regex, fn) 回调参数为 (match, p1..pn, offset, src)；
|
||||
/// - 默认 i（忽略大小写）+ s（dotAll，. 匹配换行）。
|
||||
///
|
||||
/// Dart 的 RegExp 语法/语义与 JS 基本一致（支持反向引用 \1、
|
||||
/// 先行断言 (?=...)，不支持后行断言），但没有 lastIndex 游标，
|
||||
/// 这里做一层薄封装，供移植代码保持原有 while(exec) 写法。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
/// JS 风格单次匹配结果
|
||||
class JMatch {
|
||||
JMatch(this._m, this.source);
|
||||
|
||||
final RegExpMatch _m;
|
||||
|
||||
/// 原始字符串
|
||||
final String source;
|
||||
|
||||
/// 匹配起始下标（JS match.index）
|
||||
int get index => _m.start;
|
||||
|
||||
/// 匹配结束下标
|
||||
int get end => _m.end;
|
||||
|
||||
/// 整个匹配文本（JS match[0]）
|
||||
String get group0 => _m.group(0)!;
|
||||
|
||||
/// 捕获组总数
|
||||
int get groupCount => _m.groupCount;
|
||||
|
||||
/// 取捕获组（JS match[n]），无匹配返回 null
|
||||
String? call(int n) => _m.group(n);
|
||||
|
||||
/// 取捕获组，空串也按空串返回；不存在才返回 null
|
||||
String? groupOrNull(int n) =>
|
||||
n <= _m.groupCount ? _m.group(n) : null;
|
||||
|
||||
RegExpMatch get raw => _m;
|
||||
}
|
||||
|
||||
/// JS 风格正则（默认 global + ignoreCase + dotAll）
|
||||
class JRegExp {
|
||||
JRegExp(
|
||||
String pattern, {
|
||||
this.global = true,
|
||||
bool caseInsensitive = true,
|
||||
bool dotAll = true,
|
||||
bool multiLine = false,
|
||||
}) : _re = RegExp(
|
||||
pattern,
|
||||
caseSensitive: !caseInsensitive,
|
||||
dotAll: dotAll,
|
||||
multiLine: multiLine,
|
||||
);
|
||||
|
||||
final RegExp _re;
|
||||
final bool global;
|
||||
|
||||
/// JS regex.lastIndex
|
||||
int lastIndex = 0;
|
||||
|
||||
/// JS regex.exec(string)
|
||||
JMatch? exec(String input) {
|
||||
if (lastIndex < 0) lastIndex = 0;
|
||||
if (lastIndex > input.length) {
|
||||
lastIndex = 0;
|
||||
return null;
|
||||
}
|
||||
RegExpMatch? found;
|
||||
for (final m in _re.allMatches(input, lastIndex)) {
|
||||
found = m;
|
||||
break;
|
||||
}
|
||||
if (found == null) {
|
||||
lastIndex = 0;
|
||||
return null;
|
||||
}
|
||||
final match = JMatch(found, input);
|
||||
if (global) {
|
||||
// 零宽匹配时 JS 会让 lastIndex 前进 1 位，避免死循环
|
||||
lastIndex = found.end == found.start ? found.end + 1 : found.end;
|
||||
}
|
||||
return match;
|
||||
}
|
||||
|
||||
/// 重置游标
|
||||
void reset() => lastIndex = 0;
|
||||
|
||||
/// JS String.match(regex)：非 global 返回首个匹配，global 返回全量
|
||||
List<JMatch>? all(String input) {
|
||||
if (!global) {
|
||||
final m = _re.firstMatch(input);
|
||||
return m == null ? null : [JMatch(m, input)];
|
||||
}
|
||||
return _re.allMatches(input).map((m) => JMatch(m, input)).toList();
|
||||
}
|
||||
}
|
||||
|
||||
/// 非全局取首个匹配（对标 string.match(/.../i)）
|
||||
JMatch? jsFirstMatch(String input, String pattern, {bool dotAll = true}) {
|
||||
final m = RegExp(pattern, dotAll: dotAll).firstMatch(input);
|
||||
return m == null ? null : JMatch(m, input);
|
||||
}
|
||||
|
||||
/// 对标 JS parseInt(value, radix)：允许前导空白、前缀数字，尾部垃圾忽略
|
||||
int? jsParseInt(dynamic value, [int radix = 10]) {
|
||||
if (value == null) return null;
|
||||
var s = '$value'.trim();
|
||||
if (s.isEmpty) return null;
|
||||
if (radix == 10) {
|
||||
final m = RegExp(r'^[+-]?\d+').firstMatch(s);
|
||||
if (m == null) return null;
|
||||
return int.tryParse(m.group(0)!);
|
||||
}
|
||||
return int.tryParse(s, radix: radix);
|
||||
}
|
||||
|
||||
/// 对标 JS Number(value)（仅在需要时使用）
|
||||
num? jsNumber(dynamic value) {
|
||||
if (value == null) return 0;
|
||||
if (value is num) return value;
|
||||
final s = '$value'.trim();
|
||||
if (s.isEmpty) return 0;
|
||||
return num.tryParse(s);
|
||||
}
|
||||
|
||||
/// 对标 JS String.prototype.replace(regex, '$1') 中最常用的形态：
|
||||
/// 用捕获组 1 替换每处匹配
|
||||
String replaceWithGroup1(String input, String pattern) {
|
||||
return input.replaceAllMapped(RegExp(pattern, dotAll: true), (m) {
|
||||
return m.group(1) ?? '';
|
||||
});
|
||||
}
|
||||
@@ -0,0 +1,99 @@
|
||||
/// ============================================================
|
||||
/// 题型 / 学科常量（对标 Vue utils/constant.js）
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
/// 根据 questionTypeId 和 isObjective 获取对应的题型代码
|
||||
class QuestionTypeCodeMap {
|
||||
QuestionTypeCodeMap._();
|
||||
|
||||
/// 客观题（isObjective=true 时查这张表）
|
||||
static const Map<String, String> objective = {
|
||||
'12352055339057157': 'danxuanti', // 单选题
|
||||
'12352065806598149': 'duoxuanti', // 多选题
|
||||
'12352066848751621': 'panduanti', // 判断题
|
||||
'792156155195462': 'panduanti', // 判断题(临时匹配数据,待定)
|
||||
'805449231827078': 'qixuanwu', // 七选五
|
||||
'807952051372102': 'qixuanwu', // 七选五
|
||||
'12357397088370693': 'wanxingtiankongxuanzeti', // 完形填空选择题
|
||||
'12357391078981637': 'yueduxuanzeti', // 阅读选择题
|
||||
'806897094647878': 'wendati', // 问答题
|
||||
'12357387196366853': 'tingli', // 听力
|
||||
'792171174588486': 'yuedulijie', // 阅读理解
|
||||
'12352067804725253': 'tiankongti', // 填空题
|
||||
'12352069399805957': 'jiedati', // 解答题
|
||||
'12352070327861253': 'jisuanti', // 计算题
|
||||
'12352071266336773': 'yingyongti', // 应用题
|
||||
'12352072842215429': 'shiyanti', // 实验题
|
||||
'12357399440457733': 'xiezuo', // 写作
|
||||
'12361758319509574': 'zhengmingti', // 证明题
|
||||
};
|
||||
|
||||
/// 主观题（isObjective=false 时查这张表）
|
||||
static const Map<String, String> subjective = {
|
||||
'12352055339057157': 'danxuanti', // 单选题
|
||||
'12352065806598149': 'duoxuanti', // 多选题
|
||||
'12352066848751621': 'panduanti', // 判断题
|
||||
'792156155195462': 'panduanti', // 判断题(临时匹配数据,待定)
|
||||
'792171174588486': 'yuedulijie', // 阅读理解
|
||||
'12352067804725253': 'tiankongti', // 填空题
|
||||
'12352069399805957': 'jiedati', // 解答题
|
||||
'12352070327861253': 'jisuanti', // 计算题
|
||||
'12352071266336773': 'yingyongti', // 应用题
|
||||
'12352072842215429': 'shiyanti', // 实验题
|
||||
'12357387196366853': 'tingli', // 听力
|
||||
'12357391078981637': 'yueduxuanzeti', // 阅读选择题
|
||||
'12357397088370693': 'wanxingtiankongxuanzeti', // 完形填空选择题
|
||||
'12357399440457733': 'xiezuo', // 写作
|
||||
'12361758319509574': 'zhengmingti', // 证明题
|
||||
'805449231827078': 'qixuanwu', // 七选五
|
||||
'807952051372102': 'qixuanwu', // 七选五
|
||||
'806897094647878': 'wendati', // 问答题
|
||||
};
|
||||
|
||||
/// 通过 Code 获取题型
|
||||
static const Map<String, String> typeCode = {
|
||||
'1': 'danxuanti', // 单选题
|
||||
'2': 'duoxuanti', // 多选题
|
||||
'3': 'panduanti', // 判断题
|
||||
'4': 'tiankongti', // 填空题
|
||||
'5': 'jiedati', // 解答题
|
||||
'9': 'tingli', // 听力
|
||||
'qixuanwu': 'qixuanwu', // 七选五
|
||||
'wangxingtiankong': 'wanxingtiankongxuanzeti', // 完形填空选择题
|
||||
'wendati': 'wendati', // 问答题
|
||||
'yueduljie': 'yuedulijie', // 阅读理解
|
||||
};
|
||||
}
|
||||
|
||||
/// 学科作答方式（type：0=输入框，1=图片作答/手写作答）
|
||||
class SubjectInfo {
|
||||
const SubjectInfo(this.id, this.name, this.type);
|
||||
|
||||
final int id;
|
||||
final String name;
|
||||
final int type;
|
||||
}
|
||||
|
||||
const List<SubjectInfo> kSubjectList = [
|
||||
SubjectInfo(1, '语文', 0),
|
||||
SubjectInfo(2, '数学', 1),
|
||||
SubjectInfo(3, '英语', 0),
|
||||
SubjectInfo(4, '物理', 1),
|
||||
SubjectInfo(5, '化学', 1),
|
||||
SubjectInfo(6, '生物学', 0),
|
||||
SubjectInfo(7, '政治（道法）', 0),
|
||||
SubjectInfo(8, '历史', 1),
|
||||
SubjectInfo(9, '地理', 1),
|
||||
SubjectInfo(100013, '艺起看世界 ', 0), // 只有客观题，没有主观题
|
||||
];
|
||||
|
||||
/// Vue: getSubjectTypeById —— 找不到返回 ''（load 处 `|| 0` 兜底）
|
||||
int? getSubjectTypeById(dynamic subjectId) {
|
||||
final id = int.tryParse('$subjectId');
|
||||
if (id == null || id == 0) return null;
|
||||
for (final item in kSubjectList) {
|
||||
if (item.id == id) return item.type;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
@@ -0,0 +1,150 @@
|
||||
/// ============================================================
|
||||
/// 题目解析总入口（1:1 移植 Vue utils/questionParser.ts）
|
||||
///
|
||||
/// parseQuestionData：根据 hasChild/childs 分发给 Standard /
|
||||
/// NonStandard 解析器，并支持把后端原始 childs 按索引合并回来。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
import 'js_regex.dart';
|
||||
import 'question_parser_base.dart';
|
||||
import 'question_parser_standard.dart';
|
||||
import 'question_parser_non_standard.dart';
|
||||
|
||||
export 'question_parser_base.dart';
|
||||
export 'question_parser_standard.dart' show parseStandardQuestion, analysisTextOf;
|
||||
export 'question_parser_non_standard.dart';
|
||||
|
||||
/// 对标 Vue formatQuestionText：去掉空格与换行
|
||||
String formatQuestionText(String? s) {
|
||||
if (s == null) return '';
|
||||
return s.replaceAll(RegExp(r'[ \r\n]'), '');
|
||||
}
|
||||
|
||||
/// 去掉 <strong class="hxdb-placeholder">...</strong> 占位盒
|
||||
String _stripHxdbPlaceholder(String? html) {
|
||||
if (html == null || html.isEmpty) return '';
|
||||
var result = html;
|
||||
|
||||
result = result.replaceAll(
|
||||
RegExp(
|
||||
r"""<([a-z0-9]+)\b[^>]*\bclass\s*=\s*(["'])[^"']*\bhxdb-placeholder\b[^"']*\2[^>]*/>""",
|
||||
caseSensitive: false,
|
||||
),
|
||||
'',
|
||||
);
|
||||
|
||||
final startTagRegex = JRegExp(
|
||||
r"""<([a-z0-9]+)\b([^>]*)\bclass\s*=\s*(["'])([^"']*\bhxdb-placeholder\b[^"']*)\3([^>]*)>""",
|
||||
);
|
||||
while (true) {
|
||||
final match = startTagRegex.exec(result);
|
||||
if (match == null) break;
|
||||
final fullBlock = findFullElement(result, match);
|
||||
result = result.replaceFirst(fullBlock, '');
|
||||
startTagRegex.reset();
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
/// 按索引把原始 childs 合并回解析后的列表（{...parsed, ...original}）
|
||||
List<Map<String, dynamic>> _mergeItemListWithOriginalChilds(
|
||||
List<dynamic>? parsedList,
|
||||
List<dynamic> originalChilds,
|
||||
) {
|
||||
final list = parsedList ?? const [];
|
||||
final maxLen = list.length > originalChilds.length
|
||||
? list.length
|
||||
: originalChilds.length;
|
||||
if (maxLen == 0) return const [];
|
||||
|
||||
return List.generate(maxLen, (index) {
|
||||
final parsedItem = index < list.length && list[index] is Map
|
||||
? Map<String, dynamic>.from(list[index] as Map)
|
||||
: null;
|
||||
final original = index < originalChilds.length && originalChilds[index] is Map
|
||||
? Map<String, dynamic>.from(originalChilds[index] as Map)
|
||||
: null;
|
||||
if (parsedItem != null && original != null) {
|
||||
return {...parsedItem, ...original};
|
||||
}
|
||||
if (parsedItem != null) return parsedItem;
|
||||
return {...?original};
|
||||
});
|
||||
}
|
||||
|
||||
Map<String, dynamic> _mergeParsedWithOriginalChilds(
|
||||
Map<String, dynamic> parsed,
|
||||
List<dynamic> originalChilds,
|
||||
) {
|
||||
final mergedSubQuestions =
|
||||
_mergeItemListWithOriginalChilds(parsed['subQuestions'] as List?, originalChilds);
|
||||
// JS: parsed.childs 非空时用 childs，否则回退 subQuestions
|
||||
final parsedChildsSource = (parsed['childs'] is List &&
|
||||
(parsed['childs'] as List).isNotEmpty)
|
||||
? parsed['childs'] as List
|
||||
: (parsed['subQuestions'] as List? ?? const []);
|
||||
final mergedChilds =
|
||||
_mergeItemListWithOriginalChilds(parsedChildsSource, originalChilds);
|
||||
final mergedBkTagMetaList =
|
||||
_mergeItemListWithOriginalChilds(parsed['bkTagMetaList'] as List?, originalChilds);
|
||||
|
||||
return {
|
||||
...parsed,
|
||||
'subQuestions': mergedSubQuestions,
|
||||
'childs': mergedChilds,
|
||||
'bkTagMetaList':
|
||||
mergedBkTagMetaList.isNotEmpty ? mergedBkTagMetaList : parsed['bkTagMetaList'],
|
||||
};
|
||||
}
|
||||
|
||||
Map<String, dynamic> _emptyParsed() => {
|
||||
'stem': '',
|
||||
'options': const <Map<String, String>>[],
|
||||
'isSelect': false,
|
||||
'answer': '',
|
||||
'analysis': '',
|
||||
'questionTypes': '',
|
||||
};
|
||||
|
||||
/// 解析单道后端题目
|
||||
Map<String, dynamic> parseQuestionData(
|
||||
Map<String, dynamic>? detail, {
|
||||
bool mergeOriginalChilds = false,
|
||||
}) {
|
||||
// 兼容外层包了一层 questions
|
||||
final questionData = (detail?['questions'] is Map
|
||||
? detail!['questions'] as Map
|
||||
: detail)
|
||||
as Map<String, dynamic>?;
|
||||
|
||||
if (questionData == null) return _emptyParsed();
|
||||
|
||||
final rawStem = _stripHxdbPlaceholder('${questionData['stem'] ?? ''}');
|
||||
final rawAnswer = '${questionData['answer'] ?? ''}';
|
||||
final rawCorrectAnswer = '${questionData['correctAnswer'] ?? ''}';
|
||||
final rawAnalysisValue = questionData['answerAnalysis'];
|
||||
final rawAnalysis = rawAnalysisValue is Map
|
||||
? '${rawAnalysisValue['analysis'] ?? ''}'
|
||||
: '${rawAnalysisValue ?? ''}';
|
||||
// 只有空标签的解析置空
|
||||
final analysis = cleanRichText(rawAnalysis, '').isNotEmpty ? rawAnalysis : '';
|
||||
|
||||
final hasChildsArray =
|
||||
questionData['childs'] is List && (questionData['childs'] as List).isNotEmpty;
|
||||
final originalChilds =
|
||||
hasChildsArray ? (questionData['childs'] as List) : const [];
|
||||
|
||||
final hasChilds = questionData['hasChild'] == true && hasChildsArray;
|
||||
|
||||
final parsed = hasChilds
|
||||
? parseStandardQuestion(
|
||||
questionData, rawStem, rawAnswer, rawCorrectAnswer, analysis)
|
||||
: parseNonStandardQuestion(
|
||||
questionData, rawStem, rawAnswer, rawCorrectAnswer, analysis);
|
||||
|
||||
if (mergeOriginalChilds && originalChilds.isNotEmpty) {
|
||||
return _mergeParsedWithOriginalChilds(parsed, originalChilds);
|
||||
}
|
||||
return parsed;
|
||||
}
|
||||
@@ -0,0 +1,913 @@
|
||||
/// ============================================================
|
||||
/// 题目解析基础工具（1:1 移植 Vue utils/questionParserBase.ts）
|
||||
///
|
||||
/// 包含：选项提取、平衡闭合标签查找、`<bk>` 标签解析、判断题处理、
|
||||
/// 题型代码、排序、富文本清洗、数学填空圈号、复合题题干格式化等。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
import 'dart:convert';
|
||||
|
||||
import 'question_constant.dart';
|
||||
import 'js_regex.dart';
|
||||
|
||||
/// 填空占位元数据（对标 Vue BkTagMeta）
|
||||
typedef BkTagMeta = Map<String, dynamic>;
|
||||
|
||||
/// 统一的选项结构
|
||||
Map<String, String> makeOption(String label, String content) =>
|
||||
{'optionLabel': label, 'options': content};
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 选项提取
|
||||
// ------------------------------------------------------------
|
||||
|
||||
/// 从 HTML 字符串中提取选项（hxdb-option-table-td / hxdb-sub-option-table-td）
|
||||
List<Map<String, String>> extractOptionsFromHtml(String html) {
|
||||
final options = <Map<String, String>>[];
|
||||
final tdRegex = JRegExp(
|
||||
r'<([a-zA-Z][a-zA-Z0-9]*)[^>]*class="[^"]*hxdb-(?:sub-)?option-table-td[^"]*"[^>]*>([\s\S]*?)</\1>',
|
||||
);
|
||||
const labelSrc = r'^(\s|<[^>]+>)*([A-Z])[\.\、\:\s]\s*( )?';
|
||||
var index = 0;
|
||||
JMatch? tdMatch;
|
||||
while ((tdMatch = tdRegex.exec(html)) != null) {
|
||||
final tdContent = tdMatch!(2) ?? '';
|
||||
final labelMatch = RegExp(labelSrc, caseSensitive: false).firstMatch(tdContent);
|
||||
var optionLabel = labelMatch != null ? labelMatch.group(2)! : '';
|
||||
if (optionLabel.isEmpty) {
|
||||
optionLabel = String.fromCharCode(65 + index);
|
||||
}
|
||||
// 去掉选项字母与分隔符，保留前面的空白/标签结构
|
||||
final cleanedContent = tdContent.replaceFirstMapped(
|
||||
RegExp(labelSrc, caseSensitive: false),
|
||||
(m) => m.group(1) ?? '',
|
||||
);
|
||||
options.add(makeOption(optionLabel, cleanedContent));
|
||||
index++;
|
||||
}
|
||||
return options;
|
||||
}
|
||||
|
||||
/// 寻找平衡的闭合标签（解决嵌套 div/table 匹配问题）
|
||||
String findFullElement(String html, JMatch startTagMatch) {
|
||||
final startIdx = startTagMatch.index;
|
||||
final startTagFull = startTagMatch.group0;
|
||||
|
||||
final tagNameMatch = RegExp(r'^<([a-z0-9]+)', caseSensitive: false)
|
||||
.firstMatch(startTagFull);
|
||||
if (tagNameMatch == null) return startTagFull;
|
||||
|
||||
final tagName = tagNameMatch.group(1)!;
|
||||
var depth = 1;
|
||||
var currentPos = startIdx + startTagFull.length;
|
||||
|
||||
final tagRegex = JRegExp('<(\\/)?$tagName[^>]*>');
|
||||
tagRegex.lastIndex = currentPos;
|
||||
|
||||
JMatch? tagMatch;
|
||||
while ((tagMatch = tagRegex.exec(html)) != null) {
|
||||
if (tagMatch!(1) == '/') {
|
||||
depth--;
|
||||
} else {
|
||||
if (!tagMatch.group0.endsWith('/>')) {
|
||||
depth++;
|
||||
}
|
||||
}
|
||||
if (depth == 0) {
|
||||
return html.substring(startIdx, tagMatch.end);
|
||||
}
|
||||
}
|
||||
return startTagFull;
|
||||
}
|
||||
|
||||
/// 剔除 stem 中的 hxdb-sub-option-table 选项表格
|
||||
String stripOptionTable(String html) {
|
||||
if (html.isEmpty) return '';
|
||||
var result = html;
|
||||
final tableRegex = JRegExp(
|
||||
r'<table[^>]*class="[^"]*hxdb-sub-option-table[^"]*"[^>]*>',
|
||||
);
|
||||
while (true) {
|
||||
final match = tableRegex.exec(result);
|
||||
if (match == null) break;
|
||||
final fullBlock = findFullElement(result, match);
|
||||
result = result.replaceFirst(fullBlock, '');
|
||||
tableRegex.reset();
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
/// 纯文本 A. xxx 选项兜底提取
|
||||
List<Map<String, String>> extractPlainTextOptions(String html) {
|
||||
final result = <Map<String, String>>[];
|
||||
final plain = html
|
||||
.replaceAll(RegExp(r'<[^>]+>'), '\n')
|
||||
.replaceAll(' ', ' ')
|
||||
.replaceAll(RegExp(r'\n{2,}'), '\n')
|
||||
.trim();
|
||||
final lines = plain.split('\n').where((l) => l.trim().isNotEmpty);
|
||||
final optionRegex = RegExp(r'^([A-Z])[\.\、\s]\s*(.+)$');
|
||||
for (final line in lines) {
|
||||
final m = optionRegex.firstMatch(line.trim());
|
||||
if (m != null) {
|
||||
final label = m.group(1)!;
|
||||
result.add(makeOption(
|
||||
label,
|
||||
'<span class="hxdb-option-label">$label.</span> ${m.group(2)!.trim()}',
|
||||
));
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// <bk> 填空标签解析
|
||||
// ------------------------------------------------------------
|
||||
|
||||
final RegExp _attrIndexRe = RegExp(
|
||||
r'''\bindex\s*=\s*(?:(["'])(.*?)\1|([^\s>]+))''',
|
||||
caseSensitive: false,
|
||||
);
|
||||
final RegExp _attrTypeRe = RegExp(
|
||||
r'''\btype\s*=\s*(?:(["'])(.*?)\1|([^\s>]+))''',
|
||||
caseSensitive: false,
|
||||
);
|
||||
final RegExp _attrDataInputRe = RegExp(
|
||||
r'''\bdata-input-type\s*=\s*(?:(["'])(.*?)\1|([^\s>]+))''',
|
||||
caseSensitive: false,
|
||||
);
|
||||
|
||||
String? _attrValue(RegExpMatch? m) =>
|
||||
m == null ? null : (m.group(2) ?? m.group(3));
|
||||
|
||||
/// 解析填空题的 `<bk>` 标签，生成每个空的元数据
|
||||
List<BkTagMeta> parseBkTagMetaFromStem(
|
||||
String? stem,
|
||||
String? correctAnswerHtml,
|
||||
String? userAnswerJson, [
|
||||
dynamic iSFilllankItemUpload,
|
||||
List<Map<String, String>>? options,
|
||||
]) {
|
||||
if (stem == null || stem.isEmpty) return const [];
|
||||
final correctAnswerMap = correctAnswerHtml != null && correctAnswerHtml.isNotEmpty
|
||||
? parseCorrectAnswerMapFromHtml(correctAnswerHtml)
|
||||
: <int, String>{};
|
||||
final userAnswerMap = parseUserAnswerMapFromJson(
|
||||
userAnswerJson,
|
||||
jsNumber(iSFilllankItemUpload) == 1,
|
||||
);
|
||||
|
||||
final list = <BkTagMeta>[];
|
||||
final seenIndexes = <int>{};
|
||||
final tagRegex = JRegExp(r'<bk\b([^>]*)>', caseInsensitive: true);
|
||||
JMatch? m;
|
||||
while ((m = tagRegex.exec(stem)) != null) {
|
||||
final attrs = m!(1) ?? '';
|
||||
final indexMatch = _attrIndexRe.firstMatch(attrs);
|
||||
if (indexMatch == null) continue;
|
||||
|
||||
final index = jsNumber(_attrValue(indexMatch))?.toInt() ?? 0;
|
||||
if (index <= 0) continue;
|
||||
if (seenIndexes.contains(index)) continue;
|
||||
seenIndexes.add(index);
|
||||
|
||||
final typeMatch = _attrTypeRe.firstMatch(attrs);
|
||||
final dataInputTypeMatch = _attrDataInputRe.firstMatch(attrs);
|
||||
|
||||
final item = <String, dynamic>{
|
||||
'index': index,
|
||||
'type': _attrValue(typeMatch) ?? '',
|
||||
'dataInputType': _attrValue(dataInputTypeMatch) ?? '',
|
||||
'correctAnswer': correctAnswerMap[index] ?? '',
|
||||
'options': options ?? const [],
|
||||
};
|
||||
|
||||
final fromUser = userAnswerMap[index];
|
||||
final isUpload = jsNumber(iSFilllankItemUpload) == 1;
|
||||
final myAnswer = fromUser?['myAnswer'];
|
||||
final hasImgArray = myAnswer is List &&
|
||||
myAnswer.isNotEmpty &&
|
||||
(myAnswer.first is Map) &&
|
||||
(myAnswer.first as Map)['url'] != null;
|
||||
|
||||
if (isUpload || hasImgArray) {
|
||||
final imgs = myAnswer is List ? myAnswer : const [];
|
||||
if (imgs.isNotEmpty) item['myAnswer'] = imgs;
|
||||
} else {
|
||||
final my = myAnswer is String ? myAnswer.trim() : '';
|
||||
if (my.isNotEmpty) item['myAnswer'] = my;
|
||||
}
|
||||
if (fromUser?['answerStatus'] is int) {
|
||||
item['answerStatus'] = fromUser!['answerStatus'];
|
||||
}
|
||||
list.add(item);
|
||||
}
|
||||
return list;
|
||||
}
|
||||
|
||||
String _normalizeAnswerUrl(dynamic u) =>
|
||||
'$u'.replaceAll(RegExp(r'[`\s]'), '').trim();
|
||||
|
||||
/// 将用户作答 JSON 字符串解析为 {空索引: {myAnswer, answerStatus}}
|
||||
Map<int, Map<String, dynamic>> parseUserAnswerMapFromJson([
|
||||
String? userAnswerJson,
|
||||
bool isUpload = false,
|
||||
]) {
|
||||
final map = <int, Map<String, dynamic>>{};
|
||||
if (userAnswerJson == null || userAnswerJson.isEmpty) return map;
|
||||
dynamic parsed;
|
||||
try {
|
||||
parsed = _jsonDecode(userAnswerJson);
|
||||
} catch (_) {
|
||||
return map;
|
||||
}
|
||||
if (parsed is! List) return map;
|
||||
|
||||
for (final rawItem in parsed) {
|
||||
if (rawItem is! Map) continue;
|
||||
final item = Map<String, dynamic>.from(rawItem);
|
||||
final idx = jsNumber(item['index'] ?? item['Index'])?.toInt() ?? 0;
|
||||
if (idx <= 0) continue;
|
||||
|
||||
final hasImg = item['Url'] != null ||
|
||||
item['url'] != null ||
|
||||
item['ThumbnailUrl'] != null ||
|
||||
item['thumbnailUrl'] != null;
|
||||
|
||||
if (isUpload || hasImg) {
|
||||
if (item.containsKey('myAnswer') || item.containsKey('answerStatus')) {
|
||||
dynamic myAnswer = item['myAnswer'];
|
||||
if (myAnswer is String) {
|
||||
try {
|
||||
final arr = _jsonDecode(myAnswer);
|
||||
myAnswer = arr is List ? arr : <dynamic>[];
|
||||
} catch (_) {
|
||||
myAnswer = <dynamic>[];
|
||||
}
|
||||
}
|
||||
if (myAnswer is! List) myAnswer = <dynamic>[];
|
||||
|
||||
final answerStatus = item['answerStatus'];
|
||||
final payload = <String, dynamic>{};
|
||||
if (myAnswer.isNotEmpty) payload['myAnswer'] = myAnswer;
|
||||
if (answerStatus is int) payload['answerStatus'] = answerStatus;
|
||||
|
||||
final merged = Map<String, dynamic>.from(map[idx] ?? const {});
|
||||
if (payload.containsKey('myAnswer')) merged['myAnswer'] = payload['myAnswer'];
|
||||
if (payload.containsKey('answerStatus')) {
|
||||
merged['answerStatus'] = payload['answerStatus'];
|
||||
}
|
||||
if (merged.containsKey('myAnswer') || merged.containsKey('answerStatus')) {
|
||||
map[idx] = merged;
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
final url = _normalizeAnswerUrl(item['Url'] ?? item['url']);
|
||||
if (url.isEmpty) continue;
|
||||
final thumbnailUrl = _normalizeAnswerUrl(
|
||||
item['ThumbnailUrl'] ?? item['thumbnailUrl'] ?? url,
|
||||
);
|
||||
final type = item['Type'] ?? item['type'] ?? 0;
|
||||
final imgItem = <String, dynamic>{
|
||||
...item,
|
||||
'index': idx,
|
||||
'type': type,
|
||||
'url': url,
|
||||
'thumbnailUrl': thumbnailUrl,
|
||||
};
|
||||
|
||||
final existing = map[idx];
|
||||
final list = existing?['myAnswer'] is List
|
||||
? List<dynamic>.from(existing!['myAnswer'] as List)
|
||||
: <dynamic>[];
|
||||
list.add(imgItem);
|
||||
map[idx] = {
|
||||
...?existing,
|
||||
'myAnswer': list,
|
||||
};
|
||||
} else {
|
||||
final myAnswer = item['myAnswer'] is String ? item['myAnswer'] as String : '';
|
||||
final answerStatus = item['answerStatus'];
|
||||
final payload = <String, dynamic>{};
|
||||
if (myAnswer.trim().isNotEmpty) payload['myAnswer'] = myAnswer;
|
||||
if (answerStatus is int) payload['answerStatus'] = answerStatus;
|
||||
if (payload.containsKey('myAnswer') || payload.containsKey('answerStatus')) {
|
||||
map[idx] = payload;
|
||||
}
|
||||
}
|
||||
}
|
||||
return map;
|
||||
}
|
||||
|
||||
/// 从标准答案 HTML 中按 data-index 切分 hxdb-subquestion 块
|
||||
Map<int, String> parseCorrectAnswerMapFromHtml(String html) {
|
||||
final result = <int, String>{};
|
||||
if (html.isEmpty) return result;
|
||||
|
||||
final startTagRegex = JRegExp(
|
||||
r'''<div\b([^>]*)\bclass\s*=\s*(["'])([^"']*\bhxdb-subquestion\b[^"']*)\2([^>]*)>''',
|
||||
);
|
||||
JMatch? match;
|
||||
while ((match = startTagRegex.exec(html)) != null) {
|
||||
final attrs = '${match!(1) ?? ''} ${match(3) ?? ''} ${match(4) ?? ''}';
|
||||
final indexMatch = RegExp(
|
||||
r'''\bdata-index\s*=\s*(["'])(\d+)\1''',
|
||||
caseSensitive: false,
|
||||
).firstMatch(attrs);
|
||||
if (indexMatch == null) continue;
|
||||
final idx = int.tryParse(indexMatch.group(2)!) ?? 0;
|
||||
if (idx <= 0) continue;
|
||||
final fullBlock = findFullElement(html, match);
|
||||
result[idx] = fullBlock;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 题型 / 排序 / 答案清洗
|
||||
// ------------------------------------------------------------
|
||||
|
||||
/// 判断题识别：命中则向 options 补“正确/错误”两项
|
||||
bool processPanDuan(Map<String, dynamic>? detail, List<Map<String, String>> options) {
|
||||
final answer = '${detail?['answer'] ?? ''}';
|
||||
final typeId = '${detail?['questionTypeId'] ?? ''}';
|
||||
|
||||
final isPanduan = answer.contains('data-hxdb-type="panduanti"') ||
|
||||
typeId == '12352066848751621' ||
|
||||
typeId == '792156155195462';
|
||||
|
||||
if (isPanduan) {
|
||||
if (options.isEmpty) {
|
||||
options
|
||||
..add(makeOption('正确', '正确'))
|
||||
..add(makeOption('错误', '错误'));
|
||||
}
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
/// 题型代码（对标 Vue getQuestionTypeCode）
|
||||
String getQuestionTypeCode(dynamic typeId, dynamic isObjective, [dynamic typecodeKey]) {
|
||||
final id = '$typeId';
|
||||
if (typecodeKey != null &&
|
||||
'$typecodeKey'.isNotEmpty &&
|
||||
QuestionTypeCodeMap.typeCode.containsKey('$typecodeKey')) {
|
||||
return QuestionTypeCodeMap.typeCode['$typecodeKey']!;
|
||||
}
|
||||
if (isObjective == true) {
|
||||
return QuestionTypeCodeMap.objective[id] ?? '';
|
||||
}
|
||||
return QuestionTypeCodeMap.subjective[id] ?? '';
|
||||
}
|
||||
|
||||
/// 给题目（含子题）追加从 1 开始的连续 sort
|
||||
List<Map<String, dynamic>> appendQuestionSort(List<dynamic>? questions) {
|
||||
if (questions == null) return const [];
|
||||
var sort = 1;
|
||||
return questions.map((rawItem) {
|
||||
final item = rawItem is Map
|
||||
? Map<String, dynamic>.from(rawItem)
|
||||
: <String, dynamic>{};
|
||||
final hasChild = item['hasChild'] == true;
|
||||
final hasSubQuestions = item['subQuestions'] is List &&
|
||||
(item['subQuestions'] as List).isNotEmpty;
|
||||
|
||||
if (hasChild && hasSubQuestions) {
|
||||
final subQuestions = (item['subQuestions'] as List).map((rawSub) {
|
||||
final sub = Map<String, dynamic>.from(rawSub as Map);
|
||||
sub['sort'] = sort++;
|
||||
return sub;
|
||||
}).toList();
|
||||
return {
|
||||
...item,
|
||||
'subQuestions': subQuestions,
|
||||
};
|
||||
}
|
||||
return {
|
||||
...item,
|
||||
'sort': sort++,
|
||||
};
|
||||
}).toList();
|
||||
}
|
||||
|
||||
/// 去 HTML 标签（对标 Vue stripAnswerPlain）
|
||||
String stripAnswerPlain(dynamic html) {
|
||||
if (html == null) return '';
|
||||
return '$html'.replaceAll(RegExp(r'<[^>]+>'), '').trim();
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 富文本清洗
|
||||
// ------------------------------------------------------------
|
||||
|
||||
final RegExp _htmlAttrNameRe = RegExp(r'^[A-Za-z_:][A-Za-z0-9:._-]*$');
|
||||
|
||||
String _normalizeRichTextUrl(String value) =>
|
||||
value.replaceAll(RegExp(r'[`\s]'), '').trim();
|
||||
|
||||
/// 统一处理 HTML 中图片尺寸样式（Flutter 为非 MP 端，尺寸输出 px）
|
||||
String fixImageStyles(String? html) {
|
||||
if (html == null || html.isEmpty) return '';
|
||||
return html.replaceAllMapped(RegExp(r'<img\b([^>]*)>', caseSensitive: false),
|
||||
(match) {
|
||||
var newAttrs = match.group(1)!;
|
||||
var extractedWidth = '';
|
||||
var extractedHeight = '';
|
||||
|
||||
// 提取并移除原有 width/height 属性
|
||||
newAttrs = newAttrs.replaceAllMapped(
|
||||
RegExp(
|
||||
r'''\b(width|height)\s*=\s*(?:(["'])(.*?)\2|([^\s>]+))''',
|
||||
caseSensitive: false,
|
||||
),
|
||||
(m) {
|
||||
final attrName = (m.group(1) ?? '').toLowerCase();
|
||||
final val = m.group(3) ?? m.group(4) ?? '';
|
||||
if (attrName == 'width') extractedWidth = val;
|
||||
if (attrName == 'height') extractedHeight = val;
|
||||
return '';
|
||||
},
|
||||
);
|
||||
|
||||
final styleObj = <String, String>{};
|
||||
if (RegExp(r'\bstyle\s*=\s*', caseSensitive: false).hasMatch(newAttrs)) {
|
||||
newAttrs = newAttrs.replaceAllMapped(
|
||||
RegExp(r'''\bstyle\s*=\s*(["'])([\s\S]*?)\1''', caseSensitive: false),
|
||||
(m) {
|
||||
final styleValue = m.group(2) ?? '';
|
||||
for (final item in styleValue.split(';')) {
|
||||
final idx = item.indexOf(':');
|
||||
if (idx > 0) {
|
||||
final key = item.substring(0, idx).trim().toLowerCase();
|
||||
final value = item.substring(idx + 1).trim();
|
||||
if (key.isNotEmpty && value.isNotEmpty) styleObj[key] = value;
|
||||
}
|
||||
}
|
||||
return '';
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
if (styleObj['width'] != null && extractedWidth.isEmpty) {
|
||||
extractedWidth = styleObj['width']!;
|
||||
}
|
||||
if (styleObj['height'] != null && extractedHeight.isEmpty) {
|
||||
extractedHeight = styleObj['height']!;
|
||||
}
|
||||
|
||||
styleObj.remove('width');
|
||||
styleObj.remove('height');
|
||||
styleObj.remove('display');
|
||||
|
||||
// 非 MP-WEIXIN：纯数字尺寸输出 px
|
||||
String processSize(String sizeVal) {
|
||||
if (sizeVal.isEmpty) return '';
|
||||
sizeVal = sizeVal.trim().toLowerCase();
|
||||
if (RegExp(r'(ex|em|rem|%|vw|vh|rpx|auto)$').hasMatch(sizeVal)) {
|
||||
return sizeVal;
|
||||
}
|
||||
final numMatch = RegExp(r'^([0-9.]+)').firstMatch(sizeVal);
|
||||
if (numMatch != null) {
|
||||
final num = double.tryParse(numMatch.group(1)!);
|
||||
if (num != null) {
|
||||
return '${num}px';
|
||||
}
|
||||
}
|
||||
return sizeVal;
|
||||
}
|
||||
|
||||
final finalWidth = processSize(extractedWidth);
|
||||
final finalHeight = processSize(extractedHeight);
|
||||
|
||||
if (finalWidth.isNotEmpty) styleObj['width'] = finalWidth;
|
||||
if (finalHeight.isNotEmpty) styleObj['height'] = finalHeight;
|
||||
|
||||
styleObj['max-width'] = '100% !important';
|
||||
|
||||
if (finalWidth.isEmpty && finalHeight.isEmpty) {
|
||||
styleObj['display'] = 'block';
|
||||
styleObj['margin'] = '10rpx auto';
|
||||
} else {
|
||||
styleObj['display'] = 'inline-block !important';
|
||||
styleObj['vertical-align'] = 'middle !important';
|
||||
styleObj['padding'] = '5px 0 !important';
|
||||
styleObj['margin'] = '0 2px !important';
|
||||
}
|
||||
|
||||
final styleStr = styleObj.entries
|
||||
.map((e) => '${e.key}: ${e.value}')
|
||||
.join('; ');
|
||||
newAttrs += ' style="$styleStr"';
|
||||
return '<img$newAttrs>';
|
||||
});
|
||||
}
|
||||
|
||||
String _sanitizeHtmlAttributeValue(String name, String value) {
|
||||
var normalized = value.replaceAll(RegExp(r'[\x00-\x1F\x7F]'), '');
|
||||
if (RegExp(r'^(src|href|poster)$', caseSensitive: false).hasMatch(name)) {
|
||||
normalized = _normalizeRichTextUrl(normalized);
|
||||
} else if (name == 'style') {
|
||||
normalized = normalized.replaceAll('"', '').replaceAll(RegExp(r'\s+'), ' ').trim();
|
||||
}
|
||||
return normalized.replaceAll('"', '"');
|
||||
}
|
||||
|
||||
String _sanitizeHtmlTag(String tag) {
|
||||
if (tag.isEmpty || tag.startsWith('</') || tag.startsWith('<!')) {
|
||||
return tag;
|
||||
}
|
||||
final tagMatch = RegExp(r'^<([A-Za-z0-9-]+)([\s\S]*?)(/?)>$').firstMatch(tag);
|
||||
if (tagMatch == null) return tag;
|
||||
|
||||
final tagName = tagMatch.group(1)!;
|
||||
final rawAttrs = tagMatch.group(2) ?? '';
|
||||
final selfClosing = tagMatch.group(3) ?? '';
|
||||
final attrs = <String>[];
|
||||
final attrRegex = RegExp(
|
||||
r'''([^\s"'<>/=]+)(?:\s*=\s*(?:"([^"]*)"|'([^']*)'|([^\s"'=<>`]+)))?''',
|
||||
);
|
||||
for (final attrMatch in attrRegex.allMatches(rawAttrs)) {
|
||||
final attrName = (attrMatch.group(1) ?? '').trim();
|
||||
if (!_htmlAttrNameRe.hasMatch(attrName)) continue;
|
||||
|
||||
final hasValue = attrMatch.group(2) != null ||
|
||||
attrMatch.group(3) != null ||
|
||||
attrMatch.group(4) != null;
|
||||
if (!hasValue) {
|
||||
attrs.add(attrName);
|
||||
continue;
|
||||
}
|
||||
final attrValue = attrMatch.group(2) ?? attrMatch.group(3) ?? attrMatch.group(4) ?? '';
|
||||
attrs.add('$attrName="${_sanitizeHtmlAttributeValue(attrName, attrValue)}"');
|
||||
}
|
||||
|
||||
return '<$tagName${attrs.isNotEmpty ? ' ${attrs.join(' ')}' : ''}${selfClosing.isNotEmpty ? ' /' : ''}>';
|
||||
}
|
||||
|
||||
/// 修复编辑器产生的破碎 style 属性（font-family 被拆碎等）
|
||||
String _repairMalformedTagAttributes(String html) {
|
||||
if (html.isEmpty) return '';
|
||||
return html.replaceAllMapped(RegExp(r'<[^>]+>'), (m) {
|
||||
var tag = m.group(0)!;
|
||||
if (tag.startsWith('</') || tag.startsWith('<!') ||
|
||||
!RegExp(r'\bstyle\s*=').hasMatch(tag)) {
|
||||
return tag;
|
||||
}
|
||||
final brokenFontFamily = RegExp(
|
||||
r'''\sstyle=(["'])\s*font-family\s*:\s*\1''',
|
||||
caseSensitive: false,
|
||||
).hasMatch(tag);
|
||||
if (!brokenFontFamily) return tag;
|
||||
|
||||
tag = tag.replaceAll(
|
||||
RegExp(r'''\sstyle=(["'])\s*font-family\s*:\s*\1''', caseSensitive: false),
|
||||
'',
|
||||
);
|
||||
tag = tag.replaceAll(
|
||||
RegExp(r'''\s+[a-zA-Z][a-zA-Z0-9-]*=""(?=[\s/>])'''),
|
||||
'',
|
||||
);
|
||||
tag = tag.replaceAll(RegExp(r'\s{2,}'), ' ');
|
||||
return tag;
|
||||
});
|
||||
}
|
||||
|
||||
/// 将 <audio>/<video> 内 <source src> 提升到父标签
|
||||
String _hoistMediaSourceToParent(String html) {
|
||||
if (html.isEmpty) return '';
|
||||
return html.replaceAllMapped(
|
||||
RegExp(r'<(audio|video)\b([^>]*)>([\s\S]*?)</\1>', caseSensitive: false),
|
||||
(m) {
|
||||
final tagName = m.group(1)!;
|
||||
final rawAttrs = m.group(2) ?? '';
|
||||
final innerHtml = m.group(3) ?? '';
|
||||
|
||||
final directSrcMatch = RegExp(
|
||||
r'''\bsrc\s*=\s*(["'])(.*?)\1''',
|
||||
caseSensitive: false,
|
||||
).firstMatch(rawAttrs);
|
||||
final sourceSrcMatch = RegExp(
|
||||
r'''<source\b[^>]*\bsrc\s*=\s*(["'])(.*?)\1''',
|
||||
caseSensitive: false,
|
||||
).firstMatch(innerHtml);
|
||||
final finalSrc = _normalizeRichTextUrl(
|
||||
(directSrcMatch?.group(2) ?? sourceSrcMatch?.group(2) ?? ''),
|
||||
);
|
||||
if (finalSrc.isEmpty) return m.group(0)!;
|
||||
|
||||
var nextAttrs = rawAttrs;
|
||||
if (directSrcMatch != null) {
|
||||
nextAttrs = nextAttrs.replaceFirst(directSrcMatch.group(0)!, 'src="$finalSrc"');
|
||||
} else {
|
||||
nextAttrs = '$nextAttrs src="$finalSrc"';
|
||||
}
|
||||
return '<$tagName$nextAttrs></$tagName>';
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
/// 富文本进入组件前的轻量清洗
|
||||
String sanitizeRichTextHtml(String? content) {
|
||||
if (content == null || content.isEmpty) return '';
|
||||
var result = fixImageStyles(content);
|
||||
result = _repairMalformedTagAttributes(result);
|
||||
result = _hoistMediaSourceToParent(result);
|
||||
|
||||
result = result.replaceAllMapped(
|
||||
RegExp(r'''\sstyle=(["'])([\s\S]*?)\1''', caseSensitive: false),
|
||||
(m) {
|
||||
final raw = m.group(2) ?? '';
|
||||
if (RegExp(r'^\s*font-family\s*:\s*;?\s*$', caseSensitive: false).hasMatch(raw)) {
|
||||
return '';
|
||||
}
|
||||
return m.group(0)!;
|
||||
},
|
||||
);
|
||||
|
||||
// 移除 KaTeX 隐藏 MathML
|
||||
result = result.replaceAll(
|
||||
RegExp(
|
||||
r'''<span\b[^>]*class=(["'])[^"']*\bkatex-mathml\b[^"']*\1[^>]*>[\s\S]*?</span>''',
|
||||
caseSensitive: false,
|
||||
),
|
||||
'',
|
||||
);
|
||||
result = result.replaceAllMapped(
|
||||
RegExp(
|
||||
r'''<(audio|video|img|source)\b[^>]*?(?:src|poster)\s*=\s*(["'])(.*?)\2''',
|
||||
caseSensitive: false,
|
||||
),
|
||||
(m) {
|
||||
final cleanedUrl = _normalizeRichTextUrl(m.group(3) ?? '');
|
||||
return m.group(0)!.replaceFirst(m.group(3)!, cleanedUrl);
|
||||
},
|
||||
);
|
||||
|
||||
return result.replaceAllMapped(
|
||||
RegExp(r'</?[A-Za-z][^>]*>'),
|
||||
(m) => _sanitizeHtmlTag(m.group(0)!),
|
||||
);
|
||||
}
|
||||
|
||||
/// 富文本清洗 + 空内容兜底
|
||||
String cleanRichText(String? content, [String defaultText = '']) {
|
||||
if (content == null || content.isEmpty) return defaultText;
|
||||
|
||||
var result = fixImageStyles(content);
|
||||
result = sanitizeRichTextHtml(result).replaceAll(
|
||||
RegExp(r'<br>\s*<br>'),
|
||||
'<br>',
|
||||
);
|
||||
result = result.replaceAllMapped(
|
||||
RegExp(r'''src=(["'])(.*?)\1'''),
|
||||
(m) => 'src=${m.group(1)}${(m.group(2) ?? '').replaceAll(RegExp(r'[`\s]'), '')}${m.group(1)}',
|
||||
);
|
||||
|
||||
final plainText = result
|
||||
.replaceAll(RegExp(r'<[^>]+>'), '')
|
||||
.replaceAll(' ', '')
|
||||
.trim();
|
||||
final hasImgOrVideo = RegExp(
|
||||
r'<(img|video|audio|iframe|embed|object|source)[^>]*>',
|
||||
caseSensitive: false,
|
||||
).hasMatch(result);
|
||||
|
||||
if (plainText.isEmpty && !hasImgOrVideo) return defaultText;
|
||||
return result.isEmpty ? defaultText : result;
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 数学填空圈号
|
||||
// ------------------------------------------------------------
|
||||
|
||||
const List<String> _circledNumbers = [
|
||||
'①','②','③','④','⑤','⑥','⑦','⑧','⑨','⑩',
|
||||
'⑪','⑫','⑬','⑭','⑮','⑯','⑰','⑱','⑲','⑳',
|
||||
'㉑','㉒','㉓','㉔','㉕','㉖','㉗','㉘','㉙','㉚',
|
||||
'㉛','㉜','㉝','㉞','㉟','㊱','㊲','㊳','㊴','㊵',
|
||||
'㊶','㊷','㊸','㊹','㊺','㊻','㊼','㊽','㊾','㊿',
|
||||
];
|
||||
|
||||
/// 将题干数字占位符替换成圈号（数学学科）
|
||||
String convertBlankToCircled(String? stem) {
|
||||
if (stem == null || stem.isEmpty) return stem ?? '';
|
||||
|
||||
// 1. ___数字___ → ___①___（跳过 URL/文件名场景）
|
||||
var result = stem.replaceAllMapped(
|
||||
RegExp(r'(_+)(\d+)(_+)', caseSensitive: false),
|
||||
(m) {
|
||||
final prevChar = m.start > 0 ? stem[m.start - 1] : '';
|
||||
final nextChar = m.end < stem.length ? stem[m.end] : '';
|
||||
if (RegExp(r'[a-zA-Z0-9_\-./]').hasMatch(prevChar) ||
|
||||
RegExp(r'[a-zA-Z0-9_\-./]').hasMatch(nextChar)) {
|
||||
return m.group(0)!;
|
||||
}
|
||||
final num = int.tryParse(m.group(2)!) ?? 0;
|
||||
if (num >= 1 && num <= 50) {
|
||||
return '${m.group(1)}${_circledNumbers[num - 1]}${m.group(3)}';
|
||||
}
|
||||
return m.group(0)!;
|
||||
},
|
||||
);
|
||||
|
||||
// 2. text-decoration:underline 标签内纯数字 → 圈号
|
||||
result = result.replaceAllMapped(
|
||||
RegExp(
|
||||
r'''(<[^>]*style=["'][^"']*text-decoration:\s*underline[^"']*["'][^>]*>)([\s\S]*?)(</[a-zA-Z][^>]*>)''',
|
||||
caseSensitive: false,
|
||||
),
|
||||
(m) {
|
||||
final openTag = m.group(1)!;
|
||||
final content = m.group(2)!;
|
||||
final closeTag = m.group(3)!;
|
||||
final textOnly = content
|
||||
.replaceAll(RegExp(r'<[^>]+>'), '')
|
||||
.replaceAll(' ', ' ')
|
||||
.trim();
|
||||
if (RegExp(r'^\d+$').hasMatch(textOnly)) {
|
||||
final num = int.tryParse(textOnly) ?? 0;
|
||||
if (num >= 1 && num <= 50) {
|
||||
final newOpenTag = openTag.replaceAll(
|
||||
RegExp(r'text-decoration:\s*underline', caseSensitive: false),
|
||||
'text-decoration:underline;text-underline-offset:3px',
|
||||
);
|
||||
return '$newOpenTag${content.replaceFirst(RegExp(r'\d+'), _circledNumbers[num - 1])}$closeTag';
|
||||
}
|
||||
}
|
||||
return m.group(0)!;
|
||||
},
|
||||
);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 复合题题干：<bk> → 可点击 <a href="#subquestion-N">
|
||||
// ------------------------------------------------------------
|
||||
|
||||
/// 格式化复合题题干（subQuestions 为解析后的子题 Map 列表）
|
||||
String formatCompoundStem(
|
||||
String? stem,
|
||||
int activeSubIndex, {
|
||||
bool disableHighlight = false,
|
||||
List<Map<String, dynamic>> subQuestions = const [],
|
||||
}) {
|
||||
if (stem == null || stem.isEmpty) return '暂无题干';
|
||||
var formattedStem = stem;
|
||||
|
||||
// 非自闭合 <bk ...>...</bk>
|
||||
formattedStem = formattedStem.replaceAllMapped(
|
||||
RegExp(r'<bk\b([^>]*)>([\s\S]*?)</bk>', caseSensitive: false),
|
||||
(m) {
|
||||
final attrs = m.group(1) ?? '';
|
||||
final inner = m.group(2) ?? '';
|
||||
final indexMatch = RegExp(
|
||||
r'''(?:^|\s)index\s*=(['"]?)([^'"\s>]+)\1''',
|
||||
caseSensitive: false,
|
||||
).firstMatch(attrs);
|
||||
if (indexMatch == null) return m.group(0)!;
|
||||
final idx = (int.tryParse(indexMatch.group(2)!) ?? 1) - 1;
|
||||
final hasNumber = RegExp(r'\d').hasMatch(inner);
|
||||
final isOnlyNumber = RegExp(r'^\s*\d+\s*$').hasMatch(inner);
|
||||
var content = inner;
|
||||
if (!isOnlyNumber && !hasNumber) {
|
||||
content = '___${idx + 1}___';
|
||||
}
|
||||
return '<a data-idx="$idx">$content</a>';
|
||||
},
|
||||
);
|
||||
|
||||
// 自闭合 <bk ... />
|
||||
formattedStem = formattedStem.replaceAllMapped(
|
||||
RegExp(r'<bk\b([^>]*?)\s*/\s*>', caseSensitive: false),
|
||||
(m) {
|
||||
final attrs = m.group(1) ?? '';
|
||||
final indexMatch = RegExp(
|
||||
r'''(?:^|\s)index\s*=(['"]?)([^'"\s>]+)\1''',
|
||||
caseSensitive: false,
|
||||
).firstMatch(attrs);
|
||||
if (indexMatch == null) return m.group(0)!;
|
||||
final idx = (int.tryParse(indexMatch.group(2)!) ?? 1) - 1;
|
||||
return '<a data-idx="$idx">___${idx + 1}___</a>';
|
||||
},
|
||||
);
|
||||
|
||||
// 保护所有 HTML 标签，避免属性/标签内部文本被替换
|
||||
final tagPlaceholders = <String>[];
|
||||
var tagCounter = 0;
|
||||
final protectedStem = formattedStem.replaceAllMapped(
|
||||
RegExp(r'''<(?:[^>"']|"[^"]*"|'[^']*')*>'''),
|
||||
(m) {
|
||||
final token = '__TAG_${tagCounter++}__';
|
||||
tagPlaceholders.add(m.group(0)!);
|
||||
return token;
|
||||
},
|
||||
);
|
||||
|
||||
// 纯文本 ___数字___ → <a data-idx>
|
||||
var processedStem = protectedStem.replaceAllMapped(
|
||||
RegExp(r'(_+)(\d+)(_+)', caseSensitive: false),
|
||||
(m) {
|
||||
final src = m.input;
|
||||
final prevChar = m.start > 0 ? src[m.start - 1] : '';
|
||||
final nextChar = m.end < src.length ? src[m.end] : '';
|
||||
if (RegExp(r'[a-zA-Z0-9_\-./]').hasMatch(prevChar) ||
|
||||
RegExp(r'[a-zA-Z0-9_\-./]').hasMatch(nextChar)) {
|
||||
return m.group(0)!;
|
||||
}
|
||||
final idx = (int.tryParse(m.group(2)!) ?? 1) - 1;
|
||||
return '<a data-idx="$idx">${m.group(0)}</a>';
|
||||
},
|
||||
);
|
||||
|
||||
processedStem = processedStem.replaceAllMapped(
|
||||
RegExp(r'__TAG_(\d+)__'),
|
||||
(m) => tagPlaceholders[int.parse(m.group(1)!)],
|
||||
);
|
||||
formattedStem = processedStem;
|
||||
|
||||
// 注入样式/激活态/跳转链接
|
||||
formattedStem = formattedStem.replaceAllMapped(
|
||||
RegExp(r'<a data-idx="(\d+)">([\s\S]*?)</a>', caseSensitive: false),
|
||||
(m) {
|
||||
final idxStr = m.group(1)!;
|
||||
final content = m.group(2) ?? '';
|
||||
final textOnly = content
|
||||
.replaceAll(RegExp(r'<[^>]+>'), '')
|
||||
.replaceAll(' ', ' ')
|
||||
.trim();
|
||||
final hasImg = RegExp(r'<img', caseSensitive: false).hasMatch(content);
|
||||
|
||||
if (textOnly.isEmpty && !hasImg) return content;
|
||||
|
||||
final dataIdx = int.tryParse(idxStr) ?? -1;
|
||||
var isActive = false;
|
||||
var targetSubIndex = dataIdx;
|
||||
|
||||
if (subQuestions.isNotEmpty) {
|
||||
if (dataIdx >= 0 && dataIdx < subQuestions.length) {
|
||||
targetSubIndex = dataIdx;
|
||||
isActive = dataIdx == activeSubIndex;
|
||||
} else {
|
||||
final numMatch = RegExp(r'\d+').firstMatch(textOnly);
|
||||
var matchedIndex = -1;
|
||||
if (numMatch != null) {
|
||||
final textNum = int.parse(numMatch.group(0)!);
|
||||
matchedIndex = subQuestions.indexWhere(
|
||||
(q) => jsNumber(q['sort'])?.toInt() == textNum);
|
||||
if (matchedIndex == -1) {
|
||||
matchedIndex = subQuestions.indexWhere((q) {
|
||||
final stemMatch = RegExp(
|
||||
r'''<label[^>]*>.*?(\d+)\.\s*(?: )*</label>|<p>.*?(\d+)\.\s*(?: )*</p>''',
|
||||
caseSensitive: false,
|
||||
dotAll: true,
|
||||
).firstMatch('${q['stem'] ?? ''}');
|
||||
if (stemMatch != null) {
|
||||
final n = int.tryParse(stemMatch.group(1) ?? stemMatch.group(2) ?? '');
|
||||
return n == textNum;
|
||||
}
|
||||
return false;
|
||||
});
|
||||
}
|
||||
}
|
||||
if (matchedIndex != -1) {
|
||||
targetSubIndex = matchedIndex;
|
||||
isActive = matchedIndex == activeSubIndex;
|
||||
} else {
|
||||
targetSubIndex = -1;
|
||||
isActive = false;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
isActive = dataIdx == activeSubIndex;
|
||||
}
|
||||
|
||||
const baseStyle =
|
||||
'text-decoration: none; color: inherit; cursor: pointer; display: inline-block; line-height: 1; margin: 0 4px; white-space: nowrap; word-break: keep-all; vertical-align: middle;';
|
||||
var activeStyle = 'border: 1px solid transparent; padding: 0 2px;';
|
||||
|
||||
if (isActive && !disableHighlight) {
|
||||
final shouldHighlight = RegExp(r'\d').hasMatch(textOnly) ||
|
||||
RegExp(r'_+').hasMatch(textOnly) ||
|
||||
hasImg;
|
||||
if (shouldHighlight) {
|
||||
activeStyle =
|
||||
'line-height:24rpx;height:24px;border: 1px solid rgba(61, 125, 245, 1); border-radius: 8px; background: rgba(41, 121, 255, 0.1); box-sizing: border-box; padding: 0 4px;';
|
||||
}
|
||||
}
|
||||
|
||||
return '<a href="#subquestion-$targetSubIndex" id="subquestion-$targetSubIndex" style="$baseStyle $activeStyle">$content</a>';
|
||||
},
|
||||
);
|
||||
|
||||
return formattedStem;
|
||||
}
|
||||
|
||||
// ------------------------------------------------------------
|
||||
// 内部工具
|
||||
// ------------------------------------------------------------
|
||||
|
||||
dynamic _jsonDecode(String text) => jsonDecode(text);
|
||||
@@ -0,0 +1,204 @@
|
||||
/// ============================================================
|
||||
/// 非标准题 / 单题解析器（1:1 移植 Vue utils/questionParserNonStandard.ts）
|
||||
///
|
||||
/// 处理不带 childs 的独立题目：单选 / 多选 / 判断 / 填空。
|
||||
/// 七选五与多空填空题会在本地构造 childs 后转交 Standard 解析器。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
import 'question_parser_base.dart';
|
||||
import 'question_parser_standard.dart';
|
||||
import 'formula.dart';
|
||||
|
||||
Map<String, dynamic> parseNonStandardQuestion(
|
||||
Map<String, dynamic> questionData,
|
||||
String rawStemIn,
|
||||
String rawAnswer,
|
||||
String rawCorrectAnswer,
|
||||
String analysis,
|
||||
) {
|
||||
var rawStem = rawStemIn;
|
||||
final options = <Map<String, String>>[];
|
||||
var isSelect = questionData['isSelect'] == true;
|
||||
var isMainPanDuan = false;
|
||||
|
||||
// 1) 主判断题
|
||||
if (processPanDuan(questionData, options)) {
|
||||
isSelect = true;
|
||||
isMainPanDuan = true;
|
||||
}
|
||||
|
||||
// 2) 题干选项表
|
||||
final optionTableRegex = RegExp(
|
||||
r'<([a-zA-Z][a-zA-Z0-9]*)[^>]*class="[^"]*hxdb-option-table(?!-wrapper)[^"]*"[^>]*>([\s\S]*?)</\1>',
|
||||
caseSensitive: false,
|
||||
);
|
||||
final match = optionTableRegex.firstMatch(rawStem);
|
||||
if (match != null) {
|
||||
isSelect = true;
|
||||
options.addAll(extractOptionsFromHtml(match.group(2) ?? ''));
|
||||
rawStem = rawStem.replaceFirst(optionTableRegex, '');
|
||||
}
|
||||
|
||||
var finalQuestionTypes = getQuestionTypeCode(
|
||||
questionData['questionTypeId'],
|
||||
questionData['isObjective'],
|
||||
questionData['questionTypeCode'],
|
||||
);
|
||||
|
||||
// 3) 纯文本选项兜底
|
||||
if (options.isEmpty &&
|
||||
(finalQuestionTypes == 'danxuanti' || finalQuestionTypes == 'duoxuanti')) {
|
||||
final plainOptions = extractPlainTextOptions(rawStem);
|
||||
if (plainOptions.isNotEmpty) {
|
||||
options.addAll(plainOptions);
|
||||
isSelect = true;
|
||||
}
|
||||
}
|
||||
|
||||
if (isMainPanDuan) {
|
||||
finalQuestionTypes = 'panduanti';
|
||||
}
|
||||
|
||||
// --- 七选五：按填空元数据构造 childs，转复合题 ---
|
||||
if (finalQuestionTypes == 'qixuanwu') {
|
||||
final metas = parseBkTagMetaFromStem(
|
||||
rawStem,
|
||||
rawCorrectAnswer,
|
||||
questionData['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'],
|
||||
options,
|
||||
);
|
||||
if (metas.isNotEmpty) {
|
||||
final indexes = (questionData['indexes'] as List?) ?? const [];
|
||||
final generatedChilds = List.generate(metas.length, (index) {
|
||||
final meta = metas[index];
|
||||
return <String, dynamic>{
|
||||
...meta,
|
||||
'id': '${questionData['id']}_${meta['index']}',
|
||||
'stem': '',
|
||||
'answer': meta['correctAnswer'],
|
||||
'isObjective': true,
|
||||
'questionTypes': 'qixuanwu_sub',
|
||||
'options': options,
|
||||
if (index < indexes.length && indexes[index] is Map)
|
||||
...Map<String, dynamic>.from(indexes[index] as Map),
|
||||
'sort': meta['index'],
|
||||
};
|
||||
});
|
||||
|
||||
final compositeData = <String, dynamic>{
|
||||
...questionData,
|
||||
'hasChild': true,
|
||||
'isObjective': false,
|
||||
'childs': generatedChilds,
|
||||
'questionTypes': 'qixuanwu',
|
||||
};
|
||||
return parseStandardQuestion(
|
||||
compositeData, rawStem, rawAnswer, rawCorrectAnswer, analysis);
|
||||
}
|
||||
}
|
||||
|
||||
// --- 填空题：构造 childs 转复合题 ---
|
||||
if (finalQuestionTypes == 'tiankongti') {
|
||||
var metasList = parseBkTagMetaFromStem(
|
||||
rawStem,
|
||||
rawCorrectAnswer,
|
||||
questionData['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'],
|
||||
);
|
||||
if (metasList.isEmpty) {
|
||||
metasList = [
|
||||
{
|
||||
'index': 1,
|
||||
'type': 0,
|
||||
'dataInputType': 0,
|
||||
'correctAnswer': rawCorrectAnswer,
|
||||
'questionTypes': 'tiankongti',
|
||||
'iSFilllankItemUpload': questionData['iSFilllankItemUpload'],
|
||||
}
|
||||
];
|
||||
final userAnswerMap = parseUserAnswerMapFromJson(
|
||||
questionData['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'] == 1,
|
||||
);
|
||||
final fromUser = userAnswerMap[1];
|
||||
if (fromUser != null) {
|
||||
final isUpload = questionData['iSFilllankItemUpload'] == 1;
|
||||
final myAnswer = fromUser['myAnswer'];
|
||||
final hasImgArray = myAnswer is List &&
|
||||
myAnswer.isNotEmpty &&
|
||||
myAnswer.first is Map &&
|
||||
(myAnswer.first as Map)['url'] != null;
|
||||
if (isUpload || hasImgArray) {
|
||||
metasList[0]['myAnswer'] = myAnswer is List ? myAnswer : const [];
|
||||
} else {
|
||||
metasList[0]['myAnswer'] = myAnswer is String ? myAnswer.trim() : '';
|
||||
}
|
||||
if (fromUser['answerStatus'] is int) {
|
||||
metasList[0]['answerStatus'] = fromUser['answerStatus'];
|
||||
}
|
||||
}
|
||||
}
|
||||
if (metasList.isNotEmpty) {
|
||||
final indexes = (questionData['indexes'] as List?) ?? const [];
|
||||
final generatedChilds = List.generate(metasList.length, (index) {
|
||||
final meta = metasList[index];
|
||||
return <String, dynamic>{
|
||||
...meta,
|
||||
'id': '${questionData['id']}_${meta['index']}',
|
||||
'questionId': questionData['id'],
|
||||
'stem': '',
|
||||
'answer': meta['correctAnswer'],
|
||||
'isObjective': false,
|
||||
'questionTypes': 'tiankongti',
|
||||
'iSFilllankItemUpload': questionData['iSFilllankItemUpload'],
|
||||
if (index < indexes.length && indexes[index] is Map)
|
||||
...Map<String, dynamic>.from(indexes[index] as Map),
|
||||
'sort': meta['index'],
|
||||
};
|
||||
});
|
||||
final compositeData = <String, dynamic>{
|
||||
...questionData,
|
||||
'hasChild': true,
|
||||
'isObjective': false,
|
||||
'childs': generatedChilds,
|
||||
'questionTypes': 'tiankongti',
|
||||
'iSFilllankItemUpload': questionData['iSFilllankItemUpload'],
|
||||
};
|
||||
return parseStandardQuestion(
|
||||
compositeData, rawStem, rawAnswer, rawCorrectAnswer, analysis);
|
||||
}
|
||||
}
|
||||
|
||||
final optionSource = options.isNotEmpty
|
||||
? options
|
||||
: ((questionData['options'] as List?)?.whereType<Map>().toList() ?? const []);
|
||||
|
||||
return {
|
||||
...questionData,
|
||||
'raw': questionData,
|
||||
'stem': fixImageStyles(renderLatexInHtml(rawStem)),
|
||||
'options': optionSource.map((rawOpt) {
|
||||
final opt = Map<String, dynamic>.from(rawOpt);
|
||||
return {
|
||||
...opt,
|
||||
'options': fixImageStyles(renderLatexInHtml('${opt['options'] ?? ''}')),
|
||||
};
|
||||
}).toList(),
|
||||
'isSelect': isSelect,
|
||||
'questionTypes': finalQuestionTypes,
|
||||
'answer': rawAnswer,
|
||||
'analysis': fixImageStyles(renderLatexInHtml(analysis)),
|
||||
'subQuestions': const [],
|
||||
if (finalQuestionTypes == 'tiankongti')
|
||||
'bkTagMetaList': [
|
||||
{
|
||||
'index': 1,
|
||||
'type': 0,
|
||||
'dataInputType': 0,
|
||||
'correctAnswer': fixImageStyles(renderLatexInHtml(rawCorrectAnswer)),
|
||||
}
|
||||
],
|
||||
};
|
||||
}
|
||||
@@ -0,0 +1,337 @@
|
||||
/// ============================================================
|
||||
/// 标准复合题解析器（1:1 移植 Vue utils/questionParserStandard.ts）
|
||||
///
|
||||
/// 处理带 childs 的复合题（阅读理解、完形填空、听力等）：
|
||||
/// 提取子题题干 / 选项 / 题型 / 答案，清洗大题干。
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
import 'question_parser_base.dart';
|
||||
import 'formula.dart';
|
||||
import 'js_regex.dart';
|
||||
|
||||
bool _truthy(dynamic v) {
|
||||
if (v == null) return false;
|
||||
if (v is bool) return v;
|
||||
if (v is num) return v != 0;
|
||||
if (v is String) return v.isNotEmpty && v != '0';
|
||||
return true;
|
||||
}
|
||||
|
||||
/// answerAnalysis 字段可能是字符串，也可能是 {analysis: '...'}
|
||||
String analysisTextOf(dynamic v) {
|
||||
if (v == null) return '';
|
||||
if (v is Map) return '${v['analysis'] ?? ''}';
|
||||
return '$v';
|
||||
}
|
||||
|
||||
String _latex(dynamic v) => renderLatexInHtml(v == null ? '' : '$v');
|
||||
|
||||
Map<String, dynamic> _renderBk(Map<String, dynamic> bk) {
|
||||
return {
|
||||
...bk,
|
||||
'correctAnswer': fixImageStyles(_latex(bk['correctAnswer'])),
|
||||
};
|
||||
}
|
||||
|
||||
Map<String, dynamic> parseStandardQuestion(
|
||||
Map<String, dynamic> questionData,
|
||||
String rawStem,
|
||||
String rawAnswer,
|
||||
String rawCorrectAnswer,
|
||||
String analysis,
|
||||
) {
|
||||
final options = <Map<String, String>>[];
|
||||
var isSelect = _truthy(questionData['isSelect']);
|
||||
|
||||
final subQuestions = <Map<String, dynamic>>[];
|
||||
var newStem = rawStem;
|
||||
|
||||
final childsRaw = (questionData['childs'] as List?) ?? const [];
|
||||
|
||||
for (var index = 0; index < childsRaw.length; index++) {
|
||||
final child = Map<String, dynamic>.from(childsRaw[index] as Map);
|
||||
final subOptions = <Map<String, String>>[];
|
||||
var childStem = _latex(child['stem']);
|
||||
var childAnswer = '${child['answer'] ?? ''}';
|
||||
var childRawAnalysis = _latex(
|
||||
child['answerAnalysis'] is Map
|
||||
? (child['answerAnalysis'] as Map)['analysis']
|
||||
: (child['answerAnalysis'] ?? child['analysis']),
|
||||
);
|
||||
|
||||
// 子题无独立答案时，从大题干答案 rawAnswer 中按 data-index 提取
|
||||
if (childAnswer.isEmpty && rawAnswer.isNotEmpty) {
|
||||
final subAnswerRegex = JRegExp(
|
||||
'<([a-zA-Z][a-zA-Z0-9]*)(?=[^>]*class="[^"]*hxdb-subquestion[^"]*")'
|
||||
'(?=[^>]*data-index="${index + 1}")[^>]*>',
|
||||
);
|
||||
final match = subAnswerRegex.exec(rawAnswer);
|
||||
if (match != null) {
|
||||
childAnswer = findFullElement(rawAnswer, match);
|
||||
}
|
||||
}
|
||||
|
||||
final childAnalysis = childRawAnalysis;
|
||||
|
||||
// 1) 从大题干中提取属于该子题的内容 / 选项表格
|
||||
final subquestionRegex = JRegExp(
|
||||
'<([a-zA-Z][a-zA-Z0-9]*)(?=[^>]*class="[^"]*(?:hxdb-subquestion|hxdb-option-table-wrapper)[^"]*")'
|
||||
'(?=[^>]*data-index="${index + 1}")[^>]*>',
|
||||
);
|
||||
|
||||
JMatch? subMatch;
|
||||
while ((subMatch = subquestionRegex.exec(newStem)) != null) {
|
||||
final fullBlock = findFullElement(newStem, subMatch!);
|
||||
final startTag = subMatch.group0;
|
||||
final tagNameLen = (subMatch(1) ?? '').length;
|
||||
final divContent = fullBlock.substring(
|
||||
startTag.length,
|
||||
fullBlock.length - (tagNameLen + 3),
|
||||
);
|
||||
|
||||
if (childStem.isEmpty || childStem == '<p></p>') {
|
||||
childStem = divContent;
|
||||
}
|
||||
|
||||
subOptions.addAll(extractOptionsFromHtml(divContent));
|
||||
newStem = newStem.replaceFirst(fullBlock, '');
|
||||
subquestionRegex.reset();
|
||||
}
|
||||
|
||||
// 2) 从子题自身 stem 提取选项
|
||||
final optionTableRegex = RegExp(
|
||||
r'<([a-zA-Z][a-zA-Z0-9]*)[^>]*class="[^"]*hxdb-(?:sub-)?option-table(?!-wrapper)[^"]*"[^>]*>([\s\S]*?)</\1>',
|
||||
caseSensitive: false,
|
||||
);
|
||||
final childMatch = optionTableRegex.firstMatch(childStem);
|
||||
if (childMatch != null) {
|
||||
if (subOptions.isEmpty) {
|
||||
subOptions.addAll(extractOptionsFromHtml(childMatch.group(2) ?? ''));
|
||||
}
|
||||
childStem = childStem.replaceFirst(optionTableRegex, '');
|
||||
}
|
||||
|
||||
if (subOptions.isEmpty &&
|
||||
RegExp(r'hxdb-sub-option-table', caseSensitive: false).hasMatch(childStem)) {
|
||||
subOptions.addAll(extractOptionsFromHtml(childStem));
|
||||
}
|
||||
|
||||
// 按 optionLabel 去重
|
||||
final seenLabels = <String>{};
|
||||
final deduped = subOptions.where((opt) {
|
||||
if (opt['optionLabel']!.isEmpty) return true;
|
||||
if (seenLabels.contains(opt['optionLabel'])) return false;
|
||||
seenLabels.add(opt['optionLabel']!);
|
||||
return true;
|
||||
}).toList();
|
||||
subOptions
|
||||
..clear()
|
||||
..addAll(deduped);
|
||||
|
||||
// 3) 判断题
|
||||
final childIsPanDuan = processPanDuan(
|
||||
{...child, 'answer': childAnswer},
|
||||
subOptions,
|
||||
);
|
||||
child['questionTypeId'] =
|
||||
(_truthy(child['questionTypeId']) && child['questionTypeId'] != 0)
|
||||
? child['questionTypeId']
|
||||
: questionData['questionTypeId'];
|
||||
var childQuestionTypes = getQuestionTypeCode(
|
||||
child['questionTypeId'],
|
||||
child['isObjective'],
|
||||
child['questionTypeCode'],
|
||||
);
|
||||
if (childIsPanDuan) {
|
||||
childQuestionTypes = 'panduanti';
|
||||
}
|
||||
|
||||
// 4) 组装子题（注意：...child 覆盖前面的显式字段，与 JS 展开顺序一致）
|
||||
final computedOptions = subOptions.isNotEmpty
|
||||
? subOptions
|
||||
.map((opt) => makeOption(opt['optionLabel']!, _latex(opt['options'])))
|
||||
.toList()
|
||||
: (child['options'] is List
|
||||
? (child['options'] as List)
|
||||
.whereType<Map>()
|
||||
.map((opt) => makeOption(
|
||||
'${opt['optionLabel'] ?? ''}',
|
||||
_latex(opt['options']),
|
||||
))
|
||||
.toList()
|
||||
: <Map<String, String>>[]);
|
||||
|
||||
final subQuestionObj = <String, dynamic>{
|
||||
'index': '${index + 1}.',
|
||||
'stem': childStem,
|
||||
'answer': childAnswer,
|
||||
'analysis': childAnalysis,
|
||||
'options': computedOptions,
|
||||
'isSelect': childIsPanDuan || subOptions.isNotEmpty || _truthy(child['isSelect']),
|
||||
};
|
||||
subQuestionObj.addAll(child); // ...child
|
||||
subQuestionObj['questionTypeId'] =
|
||||
(_truthy(child['questionTypeId']) && child['questionTypeId'] != 0)
|
||||
? child['questionTypeId']
|
||||
: questionData['questionTypeId'];
|
||||
subQuestionObj['questionTypeName'] = _truthy(child['questionTypeName'])
|
||||
? child['questionTypeName']
|
||||
: questionData['questionTypeName'];
|
||||
subQuestionObj['questionTypes'] = childQuestionTypes;
|
||||
subQuestionObj['raw'] = child;
|
||||
|
||||
if (childQuestionTypes == 'tiankongti') {
|
||||
final childBkTagMetaList = parseBkTagMetaFromStem(
|
||||
childStem,
|
||||
'${child['correctAnswer'] ?? rawCorrectAnswer}',
|
||||
child['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'],
|
||||
);
|
||||
if (childBkTagMetaList.isNotEmpty) {
|
||||
subQuestionObj['bkTagMetaList'] = childBkTagMetaList;
|
||||
}
|
||||
}
|
||||
|
||||
subQuestions.add(subQuestionObj);
|
||||
}
|
||||
|
||||
// 清洗主干残留的子题块
|
||||
final cleanupRegex = JRegExp(
|
||||
'<([a-zA-Z][a-zA-Z0-9]*)(?=[^>]*class="[^"]*(?:hxdb-subquestion|hxdb-option-table-wrapper)[^"]*")[^>]*>',
|
||||
);
|
||||
while (true) {
|
||||
final cleanupMatch = cleanupRegex.exec(newStem);
|
||||
if (cleanupMatch == null) break;
|
||||
final fullBlock = findFullElement(newStem, cleanupMatch);
|
||||
newStem = newStem.replaceFirst(fullBlock, '');
|
||||
cleanupRegex.reset();
|
||||
}
|
||||
|
||||
var finalStem = newStem;
|
||||
|
||||
// 大题干自身的选项表（普通单选/多选）
|
||||
final optionTableRegex = RegExp(
|
||||
r'<([a-zA-Z][a-zA-Z0-9]*)[^>]*class="[^"]*hxdb-option-table(?!-wrapper)[^"]*"[^>]*>([\s\S]*?)</\1>',
|
||||
caseSensitive: false,
|
||||
);
|
||||
final match = optionTableRegex.firstMatch(finalStem);
|
||||
if (match != null) {
|
||||
isSelect = true;
|
||||
options.addAll(extractOptionsFromHtml(match.group(2) ?? ''));
|
||||
finalStem = finalStem.replaceFirst(optionTableRegex, '');
|
||||
}
|
||||
|
||||
var finalQuestionTypes = getQuestionTypeCode(
|
||||
questionData['questionTypeId'],
|
||||
questionData['isObjective'],
|
||||
questionData['questionTypeCode'],
|
||||
);
|
||||
|
||||
if (options.isEmpty &&
|
||||
(finalQuestionTypes == 'danxuanti' || finalQuestionTypes == 'duoxuanti')) {
|
||||
final plainOptions = extractPlainTextOptions(finalStem);
|
||||
if (plainOptions.isNotEmpty) {
|
||||
options.addAll(plainOptions);
|
||||
isSelect = true;
|
||||
}
|
||||
}
|
||||
|
||||
var bkTagMetaList = <Map<String, dynamic>>[];
|
||||
if (finalQuestionTypes == 'tiankongti') {
|
||||
bkTagMetaList = parseBkTagMetaFromStem(
|
||||
finalStem,
|
||||
rawCorrectAnswer,
|
||||
questionData['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'],
|
||||
);
|
||||
if (bkTagMetaList.isEmpty) {
|
||||
bkTagMetaList = [
|
||||
{'index': 1, 'type': 0, 'dataInputType': 0, 'correctAnswer': rawCorrectAnswer}
|
||||
];
|
||||
final userAnswerMap = parseUserAnswerMapFromJson(
|
||||
questionData['userAnswer']?.toString(),
|
||||
questionData['iSFilllankItemUpload'] == 1,
|
||||
);
|
||||
final fromUser = userAnswerMap[1];
|
||||
if (fromUser != null) {
|
||||
final isUpload = questionData['iSFilllankItemUpload'] == 1;
|
||||
final myAnswer = fromUser['myAnswer'];
|
||||
final hasImgArray = myAnswer is List &&
|
||||
myAnswer.isNotEmpty &&
|
||||
myAnswer.first is Map &&
|
||||
(myAnswer.first as Map)['url'] != null;
|
||||
if (isUpload || hasImgArray) {
|
||||
if (myAnswer is List && myAnswer.isNotEmpty) {
|
||||
bkTagMetaList[0]['myAnswer'] = myAnswer;
|
||||
}
|
||||
} else {
|
||||
final my = myAnswer is String ? myAnswer.trim() : '';
|
||||
if (my.isNotEmpty) bkTagMetaList[0]['myAnswer'] = my;
|
||||
}
|
||||
if (fromUser['answerStatus'] is int) {
|
||||
bkTagMetaList[0]['answerStatus'] = fromUser['answerStatus'];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
final renderedStem = fixImageStyles(_latex(finalStem));
|
||||
final renderedAnalysis = fixImageStyles(_latex(analysis));
|
||||
final optionSource = options.isNotEmpty
|
||||
? options
|
||||
: ((questionData['options'] as List?)?.whereType<Map>().toList() ?? const []);
|
||||
final renderedOptions = optionSource.map((rawOpt) {
|
||||
final opt = Map<String, dynamic>.from(rawOpt);
|
||||
return {
|
||||
...opt,
|
||||
'options': fixImageStyles(_latex(opt['options'])),
|
||||
};
|
||||
}).toList();
|
||||
|
||||
final renderedSubQuestions = subQuestions.map((sub) {
|
||||
final rendered = <String, dynamic>{...sub};
|
||||
rendered['stem'] = fixImageStyles(_latex(sub['stem']));
|
||||
rendered['analysis'] = fixImageStyles(_latex(sub['analysis']));
|
||||
rendered['answerAnalysis'] = fixImageStyles(_latex(sub['answerAnalysis']));
|
||||
final subOpts = (sub['options'] as List?) ?? const [];
|
||||
rendered['options'] = subOpts.whereType<Map>().map((rawOpt) {
|
||||
final opt = Map<String, dynamic>.from(rawOpt);
|
||||
return {
|
||||
...opt,
|
||||
'options': fixImageStyles(_latex(opt['options'])),
|
||||
};
|
||||
}).toList();
|
||||
final bks = (sub['bkTagMetaList'] as List?) ?? const [];
|
||||
rendered['bkTagMetaList'] =
|
||||
bks.whereType<Map>().map((bk) => _renderBk(Map<String, dynamic>.from(bk))).toList();
|
||||
return rendered;
|
||||
}).toList();
|
||||
|
||||
final renderedBkTagMetaList = bkTagMetaList.map(_renderBk).toList();
|
||||
|
||||
return {
|
||||
...questionData,
|
||||
'raw': questionData,
|
||||
'stem': renderedStem,
|
||||
'options': renderedOptions,
|
||||
'isSelect': isSelect,
|
||||
'questionTypes': finalQuestionTypes,
|
||||
'childs': renderedSubQuestions,
|
||||
'answer': rawAnswer,
|
||||
'analysis': renderedAnalysis,
|
||||
'subQuestions': renderedSubQuestions,
|
||||
'bkTagMetaList': renderedBkTagMetaList.isNotEmpty
|
||||
? renderedBkTagMetaList
|
||||
: (finalQuestionTypes == 'tiankongti'
|
||||
? [
|
||||
{
|
||||
'index': 1,
|
||||
'type': 0,
|
||||
'dataInputType': 0,
|
||||
'correctAnswer': fixImageStyles(_latex(rawCorrectAnswer)),
|
||||
}
|
||||
]
|
||||
: const []),
|
||||
};
|
||||
}
|
||||
@@ -0,0 +1,92 @@
|
||||
/// ============================================================
|
||||
/// 题型标签渐变色（对标 Vue utils/tagQuestionTypeColor.js）
|
||||
/// getTagColor(tag) → 题型名对应渐变；找不到=默认单选题蓝
|
||||
/// ============================================================
|
||||
library;
|
||||
|
||||
import 'package:flutter/material.dart';
|
||||
|
||||
/// 题型渐变描述（起止色 + 角度近似：281.96deg≈右上→左下，126.17deg≈左上→右下）
|
||||
class TagGradient {
|
||||
const TagGradient(this.begin, this.end, this.colors);
|
||||
|
||||
final Alignment begin;
|
||||
final Alignment end;
|
||||
final List<Color> colors;
|
||||
|
||||
Gradient get gradient => LinearGradient(
|
||||
begin: begin,
|
||||
end: end,
|
||||
colors: colors,
|
||||
);
|
||||
}
|
||||
|
||||
const TagGradient _defaultTagGradient = TagGradient(
|
||||
Alignment(-0.95, -0.2), // 281.96deg
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF3D7DF5), Color(0xFF5A9EFF)],
|
||||
);
|
||||
|
||||
const Map<String, TagGradient> _tagColorMap = {
|
||||
'单选题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF3D7DF5), Color(0xFF5A9EFF)],
|
||||
),
|
||||
'多选题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF3DB8F5), Color(0xFF5AC8FF)],
|
||||
),
|
||||
'判断题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF3FC8A6), Color(0xFF89E9D1)],
|
||||
),
|
||||
'填空题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF66D969), Color(0xFF93E594)],
|
||||
),
|
||||
'完形填空': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF81B84F), Color(0xFFB1E384)],
|
||||
),
|
||||
'阅读理解': TagGradient(
|
||||
Alignment(-0.44, -0.8), // 126.17deg
|
||||
Alignment(0.44, 0.8),
|
||||
[Color(0xFFFFC260), Color(0xFFFF9E45)],
|
||||
),
|
||||
'听力理解': TagGradient(
|
||||
Alignment(-0.44, -0.8),
|
||||
Alignment(0.44, 0.8),
|
||||
[Color(0xFFFFA052), Color(0xFFFF6F3A)],
|
||||
),
|
||||
'7选5': TagGradient(
|
||||
Alignment(-0.44, -0.8),
|
||||
Alignment(0.44, 0.8),
|
||||
[Color(0xFFFF7A41), Color(0xFFFE5837)],
|
||||
),
|
||||
'解答题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFFBA59EB), Color(0xFFCD8AEF)],
|
||||
),
|
||||
'作文题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF8845E6), Color(0xFFA87BF5)],
|
||||
),
|
||||
'问答题': TagGradient(
|
||||
Alignment(-0.95, -0.2),
|
||||
Alignment(0.95, 0.2),
|
||||
[Color(0xFF6864E4), Color(0xFF8582E9)],
|
||||
),
|
||||
};
|
||||
|
||||
/// Vue: getTagColor(tag)
|
||||
TagGradient getTagColor(String? tag) {
|
||||
if (tag == null || tag.isEmpty) return _defaultTagGradient;
|
||||
return _tagColorMap[tag] ?? _defaultTagGradient;
|
||||
}
|
||||
Reference in New Issue
Block a user