292 lines
11 KiB
Swift
292 lines
11 KiB
Swift
//
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// NRNovelReadViewModel+Data.swift
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// ReaderHive
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//
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// Created by 澜声世纪 on 2025/12/5.
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//
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import UIKit
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///阅读历史文件目录
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var kNRReadRecordFolderName: String {
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let userId = NRLoginManager.manager.userInfo?.customer_id ?? ""
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return "novel_read_record/\(userId)"
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}
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//MARK: 页面数据处理
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extension NRNovelReadViewModel {
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///获取指定页面的数据
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func getPageData(_ indexPath: IndexPath) -> (NRReadChapterCatalogModel?, NRReadPageModel?) {
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let section = indexPath.section
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let row = indexPath.row
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guard section >= 0, row >= 0 else { return (nil, nil) }
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guard chapterCatalogList.count > section else { return (nil, nil) }
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let catalogModel = chapterCatalogList[section]
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guard let chapterModel = catalogModel.chapterModel else { return (catalogModel, nil) }
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let pageCount = chapterModel.pageList?.count ?? 0
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guard pageCount > row, let pageModel = chapterModel.pageList?[row] else { return (catalogModel, nil) }
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pageModel.indexPath = indexPath
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return (catalogModel, pageModel)
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}
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///获取当前页面的数据
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func getCurrentPageData() -> (NRReadChapterCatalogModel?, NRReadPageModel?) {
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return getPageData(self.currentPageIndexPath)
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}
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///获取下一页的数据
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func getBelowPageData() -> (NRReadChapterCatalogModel?, NRReadPageModel?) {
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var section = self.currentPageIndexPath.section
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var row = self.currentPageIndexPath.row + 1
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let (catalogModel, pageModel) = getPageData(IndexPath(row: row, section: section))
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//下一页正常返回说明有下一页
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if let catalogModel = catalogModel, let pageModel = pageModel {
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return (catalogModel, pageModel)
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}
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//没有下一页，进入下一章节
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section += 1
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row = 0
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return getPageData(IndexPath(row: row, section: section))
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}
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///获取上一页的数据
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func getAbovePageData() -> (NRReadChapterCatalogModel?, NRReadPageModel?) {
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var section = self.currentPageIndexPath.section
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var row = self.currentPageIndexPath.row - 1
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///没有上一页，进入上一章节的最后一页
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if row < 0 {
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section -= 1
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guard section >= 0 else { return (nil, nil) }
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guard chapterCatalogList.count > section else { return (nil, nil) }
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let catalogModel = chapterCatalogList[section]
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row = (catalogModel.chapterModel?.pageList?.count ?? 0) - 1
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}
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///没有上一章节，说明已经是第一页
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if section < 0 {
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return (nil, nil)
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}
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return getPageData(IndexPath(row: row, section: section))
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}
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///重新解析全部数据 并更新页面
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func parserAllDataAndReloadPage(dismissMenu: Bool = true) {
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///重新解析全部数据
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self.chapterCatalogList.forEach {
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$0.parserAllData()
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}
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self.checkCurrentIndexPath(haveText: true)
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if let vc = self.vc?.getCurrentReadController() {
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self.vc?.setViewController(displayController: vc, isAbove: false, animated: false, dismissMenu: dismissMenu)
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}
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}
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///检查当前索引是否合法，不合法修改至合法
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///主要用于更新全部数据
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func checkCurrentIndexPath(haveText: Bool = false) {
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var currentRow = self.currentPageIndexPath.row
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var currentSection = self.currentPageIndexPath.section
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if chapterCatalogList.count <= currentSection {
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currentSection = chapterCatalogList.count - 1
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}
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let catalogModel = chapterCatalogList[currentSection]
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let listCount = catalogModel.chapterModel?.pageList?.count ?? 0
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if listCount <= currentRow, listCount > 0 {
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currentRow = listCount - 1
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}
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if haveText {
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let currentPage = catalogModel.chapterModel?.pageList?[currentRow]
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if currentPage?.pageType != .textPart {
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currentRow = currentRow - 1
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}
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}
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self.currentPageIndexPath = IndexPath(row: currentRow, section: currentSection)
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}
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///跳转至指定章节的指定进度 进度为0-1的小数
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func skip(chapterIndex: Int, chapterProgress: CGFloat = 0, dismissMenu: Bool = true) {
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let (catalogModel, _) = getPageData(IndexPath(row: 0, section: chapterIndex))
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guard let catalogModel = catalogModel else { return }
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if let chapterModel = catalogModel.chapterModel {
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guard let displayController = vc?.getReadController(catalogModel: catalogModel, pageModel: chapterModel.pageList?.first) else { return }
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self.vc?.setViewController(displayController: displayController, isAbove: false, animated: false, dismissMenu: dismissMenu)
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//缺少内容数据时，需要加载下真实数据
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if chapterModel.novel_txt == nil {
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Task {
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guard let _ = await self.requestChapterData(catalogModel, isToast: true) else { return }
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await MainActor.run {
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self.vc?.reloadData()
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}
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}
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}
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} else { //没有章节数据，先获取章节数据
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Task {
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guard let _ = await self.requestChapterData(catalogModel, isToast: true) else { return }
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await MainActor.run {
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self.skip(chapterIndex: chapterIndex, chapterProgress: chapterProgress, dismissMenu: dismissMenu)
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}
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}
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}
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}
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///跳转至下一章节
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func skipToNextChapter() {
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let section = self.currentPageIndexPath.section + 1
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self.skip(chapterIndex: section, dismissMenu: false)
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}
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///跳转至上一章节
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func skipToPrevChapter() {
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let section = self.currentPageIndexPath.section - 1
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self.skip(chapterIndex: section, dismissMenu: false)
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}
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///保存阅读记录
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func saveReadRecord() {
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guard novelId.count > 0 else { return }
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let (catalogModel, pageModel) = getCurrentPageData()
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//未解锁章节不保存阅读记录
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guard catalogModel?.is_lock == false else { return }
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guard let catalogModel = catalogModel, let pageModel = pageModel else { return }
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guard pageModel.pageType == .textPart else { return }
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let model = NRNovelReadRecordModel()
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model.short_play_video_id = catalogModel.id
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model.episode = catalogModel.episode
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model.page = pageModel.page?.intValue
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NRKeyedArchiver.archiver(folderName: kNRReadRecordFolderName, fileName: novelId, object: model)
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if self.lastUploadCatalogId == nil || self.lastUploadCatalogId != catalogModel.id {
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self.lastUploadCatalogId = catalogModel.id
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Task {
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let result = await NRNovelAPI.requestUploadRecord(novelId, chapterId: catalogModel.id ?? "")
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if !result {
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self.lastUploadCatalogId = nil
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}
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}
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}
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}
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///获取阅读记录
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func getReadRecord() -> NRNovelReadRecordModel? {
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guard novelId.count > 0 else { return nil }
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var recordModel = NRKeyedArchiver.unarchiver(folderName: kNRReadRecordFolderName, fileName: novelId, as: NRNovelReadRecordModel.self)
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//匹配本地记录与网络记录
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if self.novelModel?.progress?.short_play_video_id != "0", self.novelModel?.progress?.short_play_video_id != recordModel?.short_play_video_id {
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recordModel = self.novelModel?.progress
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}
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return recordModel
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}
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///设置空白页数据
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func setEmptyData() {
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for model in self.chapterCatalogList {
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if model.chapterModel == nil {
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model.parserEmpty()
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}
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}
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}
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}
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//MARK: 网络请求
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extension NRNovelReadViewModel {
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///获取小说数据
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func requestNovelDetail() async {
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let (model, _, _) = await NRNovelAPI.requestDetail(self.novelId)
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guard let model = model else { return }
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await MainActor.run {
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self.novelModel = model
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}
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}
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///获取章节目录
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func requestChapterCatalogList() async {
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guard let list = await NRNovelAPI.requestChapterCatalogList(id: self.novelId) else { return }
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await MainActor.run {
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self.chapterCatalogList = list
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self.setEmptyData()
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}
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}
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///获取章节数据
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@discardableResult
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func requestChapterData(_ catalogModel: NRReadChapterCatalogModel, isToast: Bool = false) async -> NRReadChapterModel? {
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guard let chapterId = catalogModel.id else { return nil }
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let (model, code) = await NRNovelAPI.requestChapterData(novelId: self.novelId, chapterId: chapterId, isToast: isToast)
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Task {//开个新的线程更新下用户信息
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await NRLoginManager.manager.updateUserInfo()
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}
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if code == 200 {
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guard let model = model else { return nil }
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model.parser()
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///判断为最后一个章节
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if chapterId == self.chapterCatalogList.last?.id {
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model.pageList?.append(NRReadPageModel.createReadFinishModel())
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}
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catalogModel.chapterModel = model
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if catalogModel.is_lock == true {
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catalogModel.is_lock = false
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}
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return model
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}
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return nil
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}
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///预加载上下两页数据
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func preloadChapterData() {
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Task {
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await loadBelowChapterData()
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await loadAboveChapterData()
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}
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}
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///加载下一章节数据
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func loadBelowChapterData() async {
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//确保当前章节已解锁的情况下，才能加载下一章节
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let (currentCatalogModel, _) = getCurrentPageData()
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guard let currentCatalogModel = currentCatalogModel else { return }
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guard currentCatalogModel.chapterModel?.novel_txt != nil else { return }
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let (catalogModel, _) = getPageData(IndexPath(row: 0, section: self.currentPageIndexPath.section + 1))
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guard let catalogModel = catalogModel else { return }
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if catalogModel.chapterModel?.novel_txt == nil {
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await requestChapterData(catalogModel)
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}
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}
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///加载上一章节数据
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func loadAboveChapterData() async {
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let (catalogModel, _) = getPageData(IndexPath(row: 0, section: self.currentPageIndexPath.section - 1))
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guard let catalogModel = catalogModel else { return }
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if catalogModel.chapterModel?.novel_txt == nil {
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await requestChapterData(catalogModel)
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}
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}
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}
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