package main
import (
"bytes"
"context"
"flag"
"fmt"
"html/template"
"os"
"path/filepath"
"github.com/a-h/templ"
"xtablo-backend/internal/web/ui/catalog"
)
func main() {
outputDir := flag.String("output", filepath.Join("..", "docs", "design-system"), "output directory for generated catalog pages")
flag.Parse()
if err := GenerateSite(*outputDir); err != nil {
fmt.Fprintf(os.Stderr, "generate design system: %v\n", err)
os.Exit(1)
}
}
func GenerateSite(outputDir string) error {
if err := os.MkdirAll(outputDir, 0o755); err != nil {
return fmt.Errorf("create output dir: %w", err)
}
if err := writePage(filepath.Join(outputDir, "index.html"), "Design System", catalog.CatalogIndex(catalog.Pages())); err != nil {
return err
}
for _, page := range catalog.Pages() {
target := filepath.Join(outputDir, page.Slug+".html")
if err := writePage(target, page.Title, catalog.CatalogPage(page)); err != nil {
return err
}
}
return nil
}
func writePage(path string, title string, component templ.Component) error {
body, err := renderComponent(component)
if err != nil {
return fmt.Errorf("render %s: %w", path, err)
}
doc := buildHTMLDocument(title, body)
if err := os.WriteFile(path, []byte(doc), 0o644); err != nil {
return fmt.Errorf("write %s: %w", path, err)
}
return nil
}
func renderComponent(component templ.Component) (template.HTML, error) {
var buf bytes.Buffer
if err := component.Render(context.Background(), &buf); err != nil {
return "", err
}
return template.HTML(buf.String()), nil
}
func buildHTMLDocument(title string, body template.HTML) string {
return fmt.Sprintf(`
%s
%s
`, template.HTMLEscapeString(title), body)
}