50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
package site
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import (
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"fmt"
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"net/http"
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"github.com/go-chi/chi/v5"
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datastar "github.com/starfederation/datastar/sdk/go"
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)
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type OffsetSignals struct {
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Offset int `json:"offset"`
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}
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func setupHowTosLoadMore(howTosRedirect chi.Router) error {
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howTosRedirect.Route("/load_more/data", func(dataRouter chi.Router) {
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dataRouter.Get("/", func(w http.ResponseWriter, r *http.Request) {
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signals := &OffsetSignals{}
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if err := datastar.ReadSignals(r, signals); err != nil {
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http.Error(w, err.Error(), http.StatusBadRequest)
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}
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max := 5
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limit := 1
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offset := signals.Offset
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sse := datastar.NewSSE(w, r)
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if offset < max {
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newOffset := offset + limit
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if newOffset < max {
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sse.MergeSignals([]byte(fmt.Sprintf(`{offset: %d}`, newOffset)))
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} else {
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// TODO: set settle duration back to `0` or remove entirely
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sse.RemoveFragments(`#load-more`, datastar.WithRemoveSettleDuration(1))
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}
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sse.MergeFragments(fmt.Sprintf(`<div class="text-primary font-bold">Item %d</div>`, newOffset),
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datastar.WithSelectorID("list"),
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datastar.WithMergeMode(datastar.FragmentMergeModeAppend),
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)
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}
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})
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})
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return nil
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}
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