feat: 实现导航页基础功能
- 添加导航条目和分类数据模型 - 实现导航卡片网格展示 - 支持点击卡片打开链接 - 添加主题样式(渐变色、卡片阴影) - 区分系统默认和自定义条目 - 添加分类统计信息"
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@@ -6,7 +6,9 @@ class LinkItem {
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required this.id,
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required this.title,
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required this.url,
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this.categoryId = '',
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this.description = '',
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this.editable = false,
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});
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/// 从 JSON 构造(将来接后端接口时使用)。
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@@ -15,7 +17,9 @@ class LinkItem {
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id: json['id'] as String,
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title: json['title'] as String,
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url: json['url'] as String,
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categoryId: json['categoryId'] as String? ?? '',
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description: json['description'] as String? ?? '',
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editable: json['editable'] as bool? ?? false,
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);
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}
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@@ -28,9 +32,18 @@ class LinkItem {
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/// 跳转地址。
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final String url;
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/// 所属分组 id。编辑时要靠它反查出分组名,才能把表单预填对。
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final String categoryId;
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/// 一句话描述。
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final String description;
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/// 这条能不能改。
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///
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/// 后端按 `source != "system"` 推导出 `editable`:系统内置的条目只读,
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/// 卡片上不会出现编辑/删除;用户提交和接口推送进来的可以改、可以删。
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final bool editable;
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/// 卡片图标显示的首字符。
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String get initial => firstChar(title).toUpperCase();
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@@ -42,7 +55,9 @@ class LinkItem {
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'id': id,
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'title': title,
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'url': url,
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'categoryId': categoryId,
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'description': description,
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'editable': editable,
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};
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@override
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@@ -52,11 +67,14 @@ class LinkItem {
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other.id == id &&
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other.title == title &&
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other.url == url &&
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other.description == description;
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other.categoryId == categoryId &&
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other.description == description &&
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other.editable == editable;
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}
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@override
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int get hashCode => Object.hash(id, title, url, description);
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int get hashCode =>
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Object.hash(id, title, url, categoryId, description, editable);
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@override
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String toString() => 'LinkItem(id: $id, title: $title)';
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