feat: 架构整改 — Context拆分、Runtime拆分、异步章节加载、UI测试覆盖
Phase 1: Context 拆分 - 新增 RDEPUBReaderState/RDEPUBReaderEnvironment/RDEPUBReaderServices - RDEPUBReaderContext 改为过渡门面,代理到 State/Environment/Services Phase 2: Runtime 拆分 - 新增 RDEPUBPresentationRuntime 处理分页状态管理 - 新增 RDEPUBChapterWarmupOrchestrator 处理章节预热与加载编排 - RDEPUBReaderRuntime 从 1277 行收缩,公共 API 转发到新 facade Phase 0.5: 性能优化 - prepareOnDemandChapter 支持异步模式(allowSynchronousLoad: false) - extendPartialBookPageMapIfNeeded 改为 DispatchGroup 并发加载 - RDEPUBChapterOffsetMap.cfiMap 加 NSLock 保护数据竞争 - CFI Map 构建延迟到后台队列(scheduleDeferredCFIMapBuildIfNeeded) - RDEPUBTextPageRenderView 引入静态位图缓存 - RDEPUBTextContentView 新增 loadingSpinner 占位页 Phase 3: 状态机 - 新增 RDEPUBNavigationStateMachine(含 DEBUG 合法转换校验) - 新增 RDEPUBPaginationState 记录分页来源 Review 修复 - makeSummary 重复方法合并 - ensureNavigationTargetAvailable 同步路径加注释标记 UI 测试 - 新增 AsyncChapterLoadingTests(20 个测试,覆盖全部架构整改场景) - 跨章节翻页、延迟 CFI、状态机、内存警告、预加载、位置恢复等
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@@ -41,7 +41,7 @@ public struct RDEPUBNoteReference: Codable, Equatable {
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self.targetHref = targetHref
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self.targetFragment = targetFragment
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self.targetCFI = targetCFI
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self.label = label?.nilIfEmpty
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self.label = label?.rdNoteNilIfEmpty
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self.kind = kind
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}
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}
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@@ -71,14 +71,14 @@ public struct RDEPUBResolvedNote: Equatable {
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self.reference = reference
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self.sourceLocation = sourceLocation
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self.targetLocation = targetLocation
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self.title = title?.nilIfEmpty
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self.title = title?.rdNoteNilIfEmpty
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self.html = html
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self.plainText = plainText
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}
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}
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private extension String {
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var nilIfEmpty: String? {
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var rdNoteNilIfEmpty: String? {
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let trimmed = trimmingCharacters(in: .whitespacesAndNewlines)
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return trimmed.isEmpty ? nil : trimmed
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}
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