Erweiterungen

lib/model/tour_file.dart

@@ -0,0 +1,39 @@
+class TourFile {
+  late int index;
+  late String name;
+  String? remark;
+  late String url;
+
+  TourFile();
+
+  factory TourFile.fromJson(Map<String, dynamic> json) {
+    final file = TourFile();
+    file.index = json['index'] as int;
+    file.name = json['name'] as String;
+    file.remark = json['remark'] as String?;
+    file.url = json['url'] as String;
+    return file;
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'index': index,
+      'name': name,
+      'remark': remark,
+      'url': url,
+    };
+  }
+
+  bool get isPdf {
+    return name.toLowerCase().endsWith('.pdf');
+  }
+
+  bool get isImage {
+    final ext = name.toLowerCase();
+    return ext.endsWith('.jpg') ||
+        ext.endsWith('.jpeg') ||
+        ext.endsWith('.png') ||
+        ext.endsWith('.gif') ||
+        ext.endsWith('.webp');
+  }
+}