ReadViewSDK/Sources/RDReaderView/EPUBUI/ReaderController/RDEPUBReaderAssemblyCoordinator.swift

72 lines
3.4 KiB
Swift

import UIKit
final class RDEPUBReaderAssemblyCoordinator {
private unowned let context: RDEPUBReaderContext
init(context: RDEPUBReaderContext) {
self.context = context
}
func assembleInterface() {
guard let controller = context.controller,
let readerView = context.readerView else { return }
controller.view.backgroundColor = context.configuration.theme.contentBackgroundColor
setupReaderView(readerView, in: controller.view)
setupLoadingIndicator(controller.loadingIndicator, in: controller.view)
setupErrorLabel(controller.errorLabel, in: controller.view)
controller.delegate?.epubReader(controller, configureTopToolView: controller.topToolView)
}
func finishExternalTextBookLaunchIfNeeded() {
guard let runtime = context.runtime,
context.isExternalTextBook else {
return
}
let restoreLocation = context.currentBookIdentifier.flatMap { context.persistence?.loadLocation(for: $0) }
if let id = context.currentBookIdentifier {
context.activeBookmarks = context.persistence?.loadBookmarks(for: id) ?? []
context.activeHighlights = context.persistence?.loadHighlights(for: id) ?? []
}
runtime.finishPagination(restoreLocation: restoreLocation)
}
private func setupReaderView(_ readerView: RDReaderView, in containerView: UIView) {
readerView.dataSource = context.controller as? RDReaderDataSource
readerView.delegate = context.controller as? RDReaderDelegate
readerView.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(readerView)
NSLayoutConstraint.activate([
readerView.leadingAnchor.constraint(equalTo: containerView.leadingAnchor),
readerView.trailingAnchor.constraint(equalTo: containerView.trailingAnchor),
readerView.topAnchor.constraint(equalTo: containerView.topAnchor),
readerView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor)
])
readerView.register(contentView: RDEPUBTextContentView.self, contentViewWithReuseIdentifier: NSStringFromClass(RDEPUBTextContentView.self))
readerView.register(contentView: RDEPUBWebContentView.self, contentViewWithReuseIdentifier: NSStringFromClass(RDEPUBWebContentView.self))
context.controller?.applyReaderViewConfiguration()
}
private func setupLoadingIndicator(_ loadingIndicator: UIActivityIndicatorView, in containerView: UIView) {
loadingIndicator.hidesWhenStopped = true
loadingIndicator.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(loadingIndicator)
NSLayoutConstraint.activate([
loadingIndicator.centerXAnchor.constraint(equalTo: containerView.centerXAnchor),
loadingIndicator.centerYAnchor.constraint(equalTo: containerView.centerYAnchor)
])
}
private func setupErrorLabel(_ errorLabel: UILabel, in containerView: UIView) {
errorLabel.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(errorLabel)
NSLayoutConstraint.activate([
errorLabel.leadingAnchor.constraint(equalTo: containerView.leadingAnchor, constant: 24),
errorLabel.trailingAnchor.constraint(equalTo: containerView.trailingAnchor, constant: -24),
errorLabel.centerYAnchor.constraint(equalTo: containerView.centerYAnchor)
])
}
}