package owl import ( "bytes" _ "embed" "html/template" ) type PageContent struct { Title string Content template.HTML } type PostRenderData struct { Title string Post template.HTML } func renderEmbedTemplate(templateFile string, data interface{}) (string, error) { templateStr, err := embed_files.ReadFile(templateFile) if err != nil { return "", err } return renderTemplateStr(templateStr, data) } func renderTemplateStr(templateStr []byte, data interface{}) (string, error) { t, err := template.New("_").Parse(string(templateStr)) if err != nil { return "", err } var html bytes.Buffer err = t.Execute(&html, data) if err != nil { return "", err } return html.String(), nil } func renderIntoBaseTemplate(user User, data PageContent) (string, error) { baseTemplate, _ := user.Template() t, err := template.New("index").Parse(baseTemplate) if err != nil { return "", err } user_config, _ := user.Config() full_data := struct { Title string Content template.HTML UserTitle string UserSubtitle string HeaderColor string }{ Title: data.Title, Content: data.Content, UserTitle: user_config.Title, UserSubtitle: user_config.SubTitle, HeaderColor: user_config.HeaderColor, } var html bytes.Buffer t.Execute(&html, full_data) return html.String(), nil } func RenderPost(post Post) (string, error) { buf, _ := post.MarkdownData() postHtml, err := renderEmbedTemplate("embed/post.html", PostRenderData{ Title: post.Title(), Post: template.HTML(buf.String()), }) if err != nil { return "", err } data := PageContent{ Title: post.Title(), Content: template.HTML(postHtml), } return renderIntoBaseTemplate(*post.user, data) } func RenderIndexPage(user User) (string, error) { posts, _ := user.Posts() postHtml, err := renderEmbedTemplate("embed/post-list.html", posts) if err != nil { return "", err } data := PageContent{ Title: "Index", Content: template.HTML(postHtml), } return renderIntoBaseTemplate(user, data) } func RenderUserList(repo Repository) (string, error) { baseTemplate, _ := repo.Template() users, _ := repo.Users() userHtml, err := renderEmbedTemplate("embed/user-list.html", users) if err != nil { return "", err } data := PageContent{ Title: "Index", Content: template.HTML(userHtml), } return renderTemplateStr([]byte(baseTemplate), data) }