50 lines
885 B
Go
50 lines
885 B
Go
package site
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import (
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"fmt"
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"net/http"
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"strings"
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"time"
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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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func setupExamplesSignalsIfMissing(examplesRouter chi.Router) error {
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examplesRouter.Get("/signals_ifmissing/updates", func(w http.ResponseWriter, r *http.Request) {
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sse := datastar.NewSSE(w, r)
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t := time.NewTicker(1 * time.Second)
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defer t.Stop()
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i := 1234
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for {
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select {
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case <-r.Context().Done():
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return
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case <-t.C:
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signals := fmt.Sprintf("{id:%d}", i)
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switch i % 2 {
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case 0:
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fragment := strings.TrimSpace(fmt.Sprintf(`
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<div
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id="placeholder"
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data-signals__ifmissing=%q
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data-text="$id"
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></div>
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`, signals))
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sse.MergeFragments(fragment, datastar.WithMergeUpsertAttributes())
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case 1:
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sse.MarshalAndMergeSignalsIfMissing(signals)
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}
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i++
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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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