datastar/backends/go/site/routes_examples_infinite_sc...

41 lines
945 B
Go

package site
import (
"net/http"
"github.com/delaneyj/datastar"
"github.com/go-chi/chi/v5"
)
func setupExamplesInfiniteScroll(examplesRouter chi.Router) error {
examplesRouter.Get("/infinite_scroll/data", func(w http.ResponseWriter, r *http.Request) {
store := &infiniteScrollStore{}
if err := datastar.QueryStringUnmarshal(r, store); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if store.Limit < 1 || store.Limit > 100 {
store.Limit = 10
}
sse := datastar.NewSSE(w, r)
if store.Offset == 0 {
datastar.RenderFragmentTempl(sse, infiniteScrollAgents(store))
} else {
datastar.RenderFragmentTempl(sse, infiniteScrollMore(store))
for i := 0; i < store.Limit; i++ {
datastar.RenderFragmentTempl(
sse, infiniteScrollAgent(store.Offset+i),
datastar.WithQuerySelectorID("click_to_load_rows"),
datastar.WithMergeAppendElement(),
)
}
}
})
return nil
}