datastar/backends/go/site/routes_reference.go

86 lines
1.9 KiB
Go

package site
import (
"net/http"
"strings"
"github.com/a-h/templ"
"github.com/go-chi/chi/v5"
"github.com/samber/lo"
)
func setupReferenceRoutes(router chi.Router) error {
mdElementRenderers, _, err := markdownRenders("reference")
if err != nil {
return err
}
sidebarGroups := []*SidebarGroup{
{
Label: "Included",
Links: []*SidebarLink{
{ID: "core"},
{ID: "attributes"},
{ID: "backend"},
{ID: "helpers"},
{ID: "visibility"},
},
},
{
Label: "How it Works",
Links: []*SidebarLink{
{ID: "expressions"},
},
},
}
lo.ForEach(sidebarGroups, func(group *SidebarGroup, grpIdx int) {
lo.ForEach(group.Links, func(link *SidebarLink, linkIdx int) {
link.URL = templ.SafeURL("/reference/" + link.ID)
link.Label = strings.ToUpper(strings.ReplaceAll(link.ID, "_", " "))
if linkIdx > 0 {
link.Prev = group.Links[linkIdx-1]
} else if grpIdx > 0 {
prvGrp := sidebarGroups[grpIdx-1]
link.Prev = prvGrp.Links[len(prvGrp.Links)-1]
}
if linkIdx < len(group.Links)-1 {
link.Next = group.Links[linkIdx+1]
} else if grpIdx < len(sidebarGroups)-1 {
nxtGrp := sidebarGroups[grpIdx+1]
link.Next = nxtGrp.Links[0]
}
})
})
router.Route("/reference", func(essaysRouter chi.Router) {
essaysRouter.Get("/", func(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, string(sidebarGroups[0].Links[0].URL), http.StatusFound)
})
essaysRouter.Get("/{name}", func(w http.ResponseWriter, r *http.Request) {
name := chi.URLParam(r, "name")
contents, ok := mdElementRenderers[name]
if !ok {
http.Error(w, "not found", http.StatusNotFound)
return
}
var currentLink *SidebarLink
for _, group := range sidebarGroups {
for _, link := range group.Links {
if link.ID == name {
currentLink = link
break
}
}
}
SidebarPage(r, sidebarGroups, currentLink, contents).Render(r.Context(), w)
})
})
return nil
}