😋 初始化仓库

2025-11-13 09:14:49 +08:00
commit 347d264437
133 changed files with 11214 additions and 0 deletions
--- a/lib/models/evaluation_result.dart
+++ b/lib/models/evaluation_result.dart
@@ -0,0 +1,89 @@
+import 'course.dart';
+
+/// Result of a single course evaluation
+class EvaluationResult {
+  final Course course;
+  final bool success;
+  final String? errorMessage;
+  final DateTime timestamp;
+
+  EvaluationResult({
+    required this.course,
+    required this.success,
+    this.errorMessage,
+    DateTime? timestamp,
+  }) : timestamp = timestamp ?? DateTime.now();
+
+  factory EvaluationResult.fromJson(Map<String, dynamic> json) {
+    return EvaluationResult(
+      course: Course.fromJson(json['course'] as Map<String, dynamic>),
+      success: json['success'] as bool? ?? false,
+      errorMessage: json['errorMessage'] as String?,
+      timestamp: json['timestamp'] != null
+          ? DateTime.parse(json['timestamp'] as String)
+          : DateTime.now(),
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'course': course.toJson(),
+      'success': success,
+      'errorMessage': errorMessage,
+      'timestamp': timestamp.toIso8601String(),
+    };
+  }
+
+  @override
+  String toString() {
+    return 'EvaluationResult(course: ${course.name}, success: $success, errorMessage: $errorMessage)';
+  }
+}
+
+/// Result of batch evaluation
+class BatchEvaluationResult {
+  final int total;
+  final int success;
+  final int failed;
+  final List<EvaluationResult> results;
+  final Duration duration;
+
+  BatchEvaluationResult({
+    required this.total,
+    required this.success,
+    required this.failed,
+    required this.results,
+    required this.duration,
+  });
+
+  factory BatchEvaluationResult.fromJson(Map<String, dynamic> json) {
+    return BatchEvaluationResult(
+      total: json['total'] as int? ?? 0,
+      success: json['success'] as int? ?? 0,
+      failed: json['failed'] as int? ?? 0,
+      results:
+          (json['results'] as List<dynamic>?)
+              ?.map((e) => EvaluationResult.fromJson(e as Map<String, dynamic>))
+              .toList() ??
+          [],
+      duration: Duration(milliseconds: json['durationMs'] as int? ?? 0),
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'total': total,
+      'success': success,
+      'failed': failed,
+      'results': results.map((e) => e.toJson()).toList(),
+      'durationMs': duration.inMilliseconds,
+    };
+  }
+
+  double get successRate => total > 0 ? success / total : 0.0;
+
+  @override
+  String toString() {
+    return 'BatchEvaluationResult(total: $total, success: $success, failed: $failed, duration: ${duration.inSeconds}s)';
+  }
+}