Generate pages, image descriptions

CHDataManagement/Model/Content+Generation.swift

@@ -0,0 +1,44 @@
+extension Content {
+
+    func pageLink(_ page: Page, language: ContentLanguage) -> String {
+        // TODO: Record link to trace connections between pages
+        var prefix = settings.pages.pageUrlPrefix
+        if !prefix.hasPrefix("/") {
+            prefix = "/" + prefix
+        }
+        if !prefix.hasSuffix("/") {
+            prefix.append("/")
+        }
+
+        return prefix + page.localized(in: language).urlString
+    }
+
+    func pageLink(pageId: String, language: ContentLanguage) -> String? {
+        guard let page = pages.first(where: { $0.id == pageId }) else {
+            // TODO: Note missing link
+            print("Missing page \(pageId) linked")
+            return nil
+        }
+        return pageLink(page, language: language)
+    }
+
+    func pathToFile(_ fileId: String) -> String? {
+        guard let file = file(id: fileId) else {
+            return nil
+        }
+        #warning("Add files path to settings")
+        return "/files/\(file.uniqueId)"
+    }
+
+    func image(_ imageId: String) -> ImageResource? {
+        images.first { $0.id == imageId }
+    }
+
+    func imageLink(imageId: String) {
+        
+    }
+
+    func file(id: String) -> FileResource? {
+        files.first { $0.id == id }
+    }
+}