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package handlers
import (
"log/slog"
"time"
"github.com/SayaAndy/saya-today-web/internal/router"
"github.com/gofiber/fiber/v2"
)
type SitemapXmlHandler struct {
router.BasicHandler
}
func init() {
router.Routes = append(router.Routes, &SitemapXmlHandler{})
}
func (r *SitemapXmlHandler) Filter() (method string, path string) {
return "GET", "/sitemap.xml"
}
func (r *SitemapXmlHandler) IsTemplated() bool {
return false
}
func (r *SitemapXmlHandler) TemplatesToInject() []string {
return []string{"views/pages/sitemap.xml"}
}
func (r *SitemapXmlHandler) ToCache() router.CacheSetting {
return router.ByUrlOnly
}
func (r *SitemapXmlHandler) CacheDuration() time.Duration {
return time.Hour
}
func (r *SitemapXmlHandler) ToValidateLang() router.LangSetting {
return router.NotRequired
}
func (r *SitemapXmlHandler) ContentType() string {
return fiber.MIMEApplicationXMLCharsetUTF8
}
func (r *SitemapXmlHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) {
urls := []router.SitemapInfo{}
for _, route := range router.Routes {
sitemapInfo := route.SitemapInfo(supplements)
if sitemapInfo == nil {
continue
}
method, match := route.Filter()
lastMod, err := supplements.TemplateManager.GetLastModified(method + " " + match)
if err != nil {
slog.Warn("failed to get last modified for a route",
slog.String("error", err.Error()),
slog.String("method", method),
slog.String("match", match))
lastMod = time.Now()
}
for i := range sitemapInfo {
if sitemapInfo[i].LastModified.Before(lastMod) {
sitemapInfo[i].LastModified = lastMod
}
if sitemapInfo[i].ChangeFreq == "" {
sitemapInfo[i].ChangeFreq = "monthly"
}
urls = append(urls, sitemapInfo[i])
}
}
templateMap["URLs"] = urls
return fiber.StatusOK, nil
}
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