101 lines
4.3 KiB
Swift
101 lines
4.3 KiB
Swift
import Foundation
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import Ink
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struct PageGenerator {
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private let factory: LocalizedSiteTemplate
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init(factory: LocalizedSiteTemplate) {
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self.factory = factory
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}
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func generate(page: Element, language: String, previousPage: Element?, nextPage: Element?) {
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guard !page.isExternalPage else {
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return
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}
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let path = page.fullPageUrl(for: language)
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let inputContentPath = page.path + "/\(language).md"
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let metadata = page.localized(for: language)
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let nextLanguage = page.nextLanguage(for: language)
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let (pageContent, pageIncludesCode, pageIsEmpty) = makeContent(
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page: page, metadata: metadata, language: language, path: inputContentPath)
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var content = [PageTemplate.Key : String]()
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content[.head] = factory.pageHead.generate(page: page, language: language, includesCode: pageIncludesCode)
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let sectionUrl = page.sectionUrl(for: language)
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content[.topBar] = factory.topBar.generate(sectionUrl: sectionUrl, languageButton: nextLanguage, page: page)
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content[.contentClass] = "content"
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content[.header] = makeHeader(page: page, metadata: metadata, language: language)
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content[.content] = pageContent
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content[.previousPageLinkText] = previousText(for: previousPage, language: language)
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content[.previousPageUrl] = navLink(from: page, to: previousPage, language: language)
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content[.nextPageLinkText] = nextText(for: nextPage, language: language)
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content[.nextPageUrl] = navLink(from: page, to: nextPage, language: language)
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content[.footer] = page.customFooterContent()
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if pageIncludesCode {
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let highlightCode = factory.factory.html.codeHighlightFooter()
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content[.footer] = (content[.footer].unwrapped { $0 + "\n" } ?? "") + highlightCode
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}
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let url = files.urlInOutputFolder(path)
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if page.state == .draft {
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files.isDraft(path: page.path)
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} else if pageIsEmpty, page.state != .hidden {
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files.isEmpty(page: path)
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}
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guard factory.page.generate(content, to: url) else {
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return
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}
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files.generated(page: path)
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}
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private func navLink(from element: Element, to destination: Element?, language: String) -> String? {
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guard let fullPath = destination?.fullPageUrl(for: language) else {
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return nil
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}
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return element.relativePathToOtherSiteElement(file: fullPath)
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}
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private func previousText(for element: Element?, language: String) -> String? {
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guard let text = element?.localized(for: language).navigationTextAsPreviousPage else {
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return nil
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}
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return factory.factory.html.makePrevText(text)
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}
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private func nextText(for element: Element?, language: String) -> String? {
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guard let text = element?.localized(for: language).navigationTextAsNextPage else {
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return nil
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}
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return factory.factory.html.makeNextText(text)
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}
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private func makeContent(page: Element, metadata: Element.LocalizedMetadata, language: String, path: String) -> (content: String, includesCode: Bool, isEmpty: Bool) {
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if let raw = files.contentOfMdFile(atPath: path, source: page.path)?.trimmed.nonEmpty {
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let (content, includesCode) = PageContentGenerator(factory: factory.factory)
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.generate(page: page, language: language, content: raw)
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return (content, includesCode, false)
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} else {
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let (content, includesCode) = PageContentGenerator(factory: factory.factory)
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.generate(page: page, language: language, content: metadata.placeholderText)
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let placeholder = factory.factory.makePlaceholder(title: metadata.placeholderTitle, text: content)
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return (placeholder, includesCode, true)
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}
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}
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private func makeHeader(page: Element, metadata: Element.LocalizedMetadata, language: String) -> String? {
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let content = factory.makeHeaderContent(page: page, metadata: metadata, language: language)
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switch page.headerType {
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case .none:
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return nil
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case .left:
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return factory.factory.leftHeader.generate(content)
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case .center:
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return factory.factory.centeredHeader.generate(content)
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}
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}
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}
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