fix:持仓详情编辑,资讯下拉加载更多
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@@ -8,7 +8,7 @@ final mockNewsRepositoryProvider = Provider<MockNewsRepository>(
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);
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class MockNewsRepository {
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List<NewsItem> loadFeed() {
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List<NewsItem> loadFeed({int offset = 0, int limit = 3}) {
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final base = DateTime(2026, 6, 18, 16, 11);
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final items = [
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NewsItem(
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@@ -23,6 +23,18 @@ class MockNewsRepository {
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'对持有者而言,材料价值更适合用于日常估值;对购买者而言,需要额外关注工费、品牌溢价与回收折扣。',
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],
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),
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NewsItem(
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id: 'news_gold_002',
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metal: MetalType.gold,
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title: '金饰零售端促销频繁,注意工费与克重拆分',
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source: '门店观察',
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publishedAt: base.subtract(const Duration(hours: 3, minutes: 12)),
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summary: '促销券常常只影响零售支付价,材料价值并不会同步下降。',
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body: const [
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'金饰零售端的活动更偏向工费减免、赠品或满减,对材料价值本身没有直接影响。',
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'记录资产时建议保留克重、纯度、成本和购买渠道,便于后续估值对照。',
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],
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),
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NewsItem(
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id: 'news_silver_001',
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metal: MetalType.silver,
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@@ -35,6 +47,18 @@ class MockNewsRepository {
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'银饰通常包含较高加工与零售成本,材料价值占比可能低于用户直觉。',
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],
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),
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NewsItem(
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id: 'news_silver_002',
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metal: MetalType.silver,
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title: '白银工艺件价格波动更敏感,建议看实时材料价',
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source: '市场简报',
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publishedAt: base.subtract(const Duration(hours: 4, minutes: 8)),
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summary: '白银饰品受工费和零售渠道影响更大,短线估值容易偏离材料价值。',
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body: const [
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'白银工艺件的零售价常常受加工复杂度影响,和材料价值的差异更明显。',
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'如果只看零售价很容易高估持仓,记录时建议同时看克重和纯度。',
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],
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),
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NewsItem(
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id: 'news_platinum_001',
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metal: MetalType.platinum,
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@@ -47,7 +71,21 @@ class MockNewsRepository {
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'记录持仓时建议保留纯度、克重、购买渠道和成本信息,便于后续估值与盈亏回看。',
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],
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),
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NewsItem(
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id: 'news_platinum_002',
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metal: MetalType.platinum,
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title: '铂金回收询价分层明显,渠道差异值得记录',
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source: '金属观察',
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publishedAt: base.subtract(const Duration(hours: 5, minutes: 16)),
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summary: '不同渠道对 PT950 的检测和报价方式并不一样,保存渠道信息很重要。',
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body: const [
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'铂金回收通常会区分门店、品牌和回收市场,检测流程与报价节奏都有差异。',
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'把渠道信息留在资产记录里,后面回看更容易对上真实回收路径。',
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],
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),
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];
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return [...items]..sort((a, b) => b.publishedAt.compareTo(a.publishedAt));
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final sorted = [...items]
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..sort((a, b) => b.publishedAt.compareTo(a.publishedAt));
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return sorted.skip(offset).take(limit).toList(growable: false);
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}
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}
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