// render.go
package main

import (
	"net/http"
	"path/filepath"
	"strings"
)

// RenderPage writes the content with the correct Content-Type.
func RenderPage(w http.ResponseWriter, content []byte, file ContentFile) {
	if file.IsMarkdown {
		w.Header().Set("Content-Type", "text/html; charset=utf-8")
	} else {
		// Determine MIME type by extension
		ext := strings.ToLower(filepath.Ext(file.OriginalPath))
		switch ext {
		case ".css":
			w.Header().Set("Content-Type", "text/css")
		case ".js":
			w.Header().Set("Content-Type", "application/javascript")
		case ".png":
			w.Header().Set("Content-Type", "image/png")
		case ".jpg", ".jpeg":
			w.Header().Set("Content-Type", "image/jpeg")
		case ".gif":
			w.Header().Set("Content-Type", "image/gif")
		case ".svg":
			w.Header().Set("Content-Type", "image/svg+xml")
		default:
			w.Header().Set("Content-Type", "text/plain")
		}
	}

	w.Write(content)
}

// RenderError handles error states
func RenderError(w http.ResponseWriter, statusCode int, message string) {
	http.Error(w, message, statusCode)
}