fix：对比原型增加功能交互

2026-06-07 10:58:05 +08:00
parent af865b13fb
commit ac794ae58a
21 changed files with 1342 additions and 233 deletions
@@ -0,0 +1,44 @@
+class ReportQuery {
+  const ReportQuery({
+    this.search = '',
+    this.topic,
+    this.institutionId,
+    this.hasAudio = false,
+    this.sort = ReportSort.latest,
+  });
+
+  final String search;
+  final String? topic;
+  final String? institutionId;
+  final bool hasAudio;
+  final ReportSort sort;
+
+  bool get hasActiveFilter =>
+      search.trim().isNotEmpty ||
+      topic != null ||
+      institutionId != null ||
+      hasAudio ||
+      sort != ReportSort.latest;
+
+  ReportQuery copyWith({
+    String? search,
+    Object? topic = _sentinel,
+    Object? institutionId = _sentinel,
+    bool? hasAudio,
+    ReportSort? sort,
+  }) {
+    return ReportQuery(
+      search: search ?? this.search,
+      topic: identical(topic, _sentinel) ? this.topic : topic as String?,
+      institutionId: identical(institutionId, _sentinel)
+          ? this.institutionId
+          : institutionId as String?,
+      hasAudio: hasAudio ?? this.hasAudio,
+      sort: sort ?? this.sort,
+    );
+  }
+}
+
+enum ReportSort { latest, oldest }
+
+const Object _sentinel = Object();