import Foundation import Ink struct PageGenerator { struct NavigationLink { let link: String let text: String } private let factory: LocalizedSiteTemplate init(factory: LocalizedSiteTemplate) { self.factory = factory } func generate(page: Element, language: String, nextPage: NavigationLink?, previousPage: NavigationLink?) { guard !page.isExternalPage else { return } let path = page.fullPageUrl(for: language) let inputContentPath = page.path + "/\(language).md" let metadata = page.localized(for: language) let nextLanguage = page.nextLanguage(for: language) let pageContent = makeContent(page: page, language: language, path: inputContentPath) let pageIncludesCode = pageContent?.includesCode ?? false var content = [PageTemplate.Key : String]() content[.head] = factory.pageHead.generate(page: page, language: language, includesCode: pageIncludesCode) let sectionUrl = page.sectionUrl(for: language) content[.topBar] = factory.topBar.generate(sectionUrl: sectionUrl, languageButton: nextLanguage) content[.contentClass] = "content" if !page.useCustomHeader { content[.header] = makeHeader(page: page, metadata: metadata, language: language) } content[.content] = pageContent?.content ?? factory.placeholder content[.previousPageLinkText] = previousPage.unwrapped { factory.factory.html.makePrevText($0.text) } content[.previousPageUrl] = previousPage?.link content[.nextPageLinkText] = nextPage.unwrapped { factory.factory.html.makeNextText($0.text) } content[.nextPageUrl] = nextPage?.link content[.footer] = page.customFooterContent() if pageIncludesCode { let highlightCode = factory.factory.html.codeHighlightFooter() content[.footer] = (content[.footer].unwrapped { $0 + "\n" } ?? "") + highlightCode } let url = files.urlInOutputFolder(path) guard factory.page.generate(content, to: url) else { return } log.add(info: "Generated \(pageContent == nil ? "empty page " : "")\(path)", source: page.path) } private func makeContent(page: Element, language: String, path: String) -> (content: String, includesCode: Bool)? { guard let content = files.contentOfOptionalFile(atPath: path, source: page.path) else { return nil } return PageContentGenerator(factory: factory.factory) .generate(page: page, language: language, content: content) } private func makeHeader(page: Element, metadata: Element.LocalizedMetadata, language: String) -> String { let content = factory.makeHeaderContent(page: page, metadata: metadata, language: language) return factory.factory.leftHeader.generate(content) } }