55 lines
1.9 KiB
Dart
55 lines
1.9 KiB
Dart
// 功能描述：解析消息中心真实业务消息及分类计数；版本：1.0.0。
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class UserMessage {
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const UserMessage({
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required this.key,
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required this.category,
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required this.title,
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required this.summary,
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required this.statusText,
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required this.target,
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required this.targetIdentity,
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required this.occurredAt,
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required this.read,
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});
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factory UserMessage.fromJson(Map<String, dynamic> json) => UserMessage(
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key: json['key']?.toString() ?? '',
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category: json['category']?.toString() ?? '',
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title: json['title']?.toString() ?? '',
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summary: json['summary']?.toString() ?? '',
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statusText: json['status_text']?.toString() ?? '',
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target: json['target']?.toString() ?? '',
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targetIdentity: json['target_identity']?.toString() ?? '',
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occurredAt:
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DateTime.tryParse(json['occurred_at']?.toString() ?? '') ??
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DateTime.fromMillisecondsSinceEpoch(0),
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read: json['read'] == true,
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);
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final String key, category, title, summary, statusText, target, targetIdentity;
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final DateTime occurredAt;
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final bool read;
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}
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class MessageCenterData {
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const MessageCenterData({required this.items, required this.counts});
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factory MessageCenterData.fromJson(Map<String, dynamic> json) {
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final rawItems = json['items'] is List ? json['items'] as List<dynamic> : const <dynamic>[];
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final rawCounts = json['counts'] is Map
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? Map<String, dynamic>.from(json['counts'] as Map<dynamic, dynamic>)
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: const <String, dynamic>{};
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return MessageCenterData(
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items: List.unmodifiable(
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rawItems.whereType<Map<dynamic, dynamic>>().map(
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(item) => UserMessage.fromJson(Map<String, dynamic>.from(item)),
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),
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),
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counts: Map.unmodifiable(
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rawCounts.map((key, value) => MapEntry(key, value is num ? value.toInt() : 0)),
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),
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);
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}
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final List<UserMessage> items;
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final Map<String, int> counts;
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}
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