refactor: split reader architecture and chrome handling

2026-05-31 21:47:54 +08:00
parent ea21c6a831
commit 44202357c0
80 changed files with 10635 additions and 8522 deletions
@@ -0,0 +1,84 @@
+import Foundation
+
+final class RDEPUBReaderLoadCoordinator {
+    private unowned let context: RDEPUBReaderContext
+
+    init(context: RDEPUBReaderContext) {
+        self.context = context
+    }
+
+    func startInitialLoadIfNeeded() {
+        guard let controller = context.controller,
+              let readerView = context.readerView,
+              !controller.didStartInitialLoad,
+              readerView.bounds.width > 0,
+              readerView.bounds.height > 0 else {
+            return
+        }
+        controller.didStartInitialLoad = true
+        loadPublication()
+    }
+
+    func loadPublication() {
+        guard let controller = context.controller else { return }
+        context.showLoading()
+        let loadToken = UUID()
+        context.paginationToken = loadToken
+
+        DispatchQueue.global(qos: .userInitiated).async { [weak controller] in
+            guard let controller else { return }
+            let parser = self.context.makeParser()
+
+            do {
+                try parser.parse(epubURL: controller.epubURL)
+                let publication = parser.makePublication()
+                let bookIdentifier = parser.metadata.identifier ?? controller.epubURL.lastPathComponent
+                let restoreLocation = controller.persistence?.loadLocation(for: bookIdentifier)
+                let bookmarks = controller.persistence?.loadBookmarks(for: bookIdentifier) ?? []
+                let highlights = controller.persistence?.loadHighlights(for: bookIdentifier) ?? []
+
+                DispatchQueue.main.async {
+                    guard self.context.paginationToken == loadToken else { return }
+                    self.context.runtime?.applyParsedPublication(
+                        parser: parser,
+                        publication: publication,
+                        bookIdentifier: bookIdentifier,
+                        restoreLocation: restoreLocation,
+                        bookmarks: bookmarks,
+                        highlights: highlights
+                    )
+                }
+            } catch {
+                DispatchQueue.main.async {
+                    guard self.context.paginationToken == loadToken else { return }
+                    self.context.handle(error: error)
+                }
+            }
+        }
+    }
+
+    func applyParsedPublication(
+        parser: RDEPUBParser,
+        publication: RDEPUBPublication,
+        bookIdentifier: String,
+        restoreLocation: RDEPUBLocation?,
+        bookmarks: [RDEPUBBookmark],
+        highlights: [RDEPUBHighlight]
+    ) {
+        guard let controller = context.controller else { return }
+        context.parser = parser
+        context.publication = publication
+        context.currentBookIdentifier = bookIdentifier
+        context.activeBookmarks = bookmarks
+        context.activeHighlights = highlights
+        context.readingSession = RDEPUBReadingSession(publication: publication)
+        context.readingSession?.transition(to: .loading)
+        controller.title = parser.metadata.title.isEmpty
+            ? controller.epubURL.deletingPathExtension().lastPathComponent
+            : parser.metadata.title
+        controller.applyReaderViewConfiguration()
+        context.updateReaderChrome()
+        controller.delegate?.epubReader(controller, didOpen: publication)
+        context.runtime?.paginatePublication(restoreLocation: restoreLocation)
+    }
+}