htmgo/htmgo-site/partials/snippets/form.go

package snippets

import (
	"github.com/maddalax/htmgo/framework/h"
	"github.com/maddalax/htmgo/framework/hx"
	"github.com/maddalax/htmgo/framework/js"
	"time"
)

func FormExample(ctx *h.RequestContext) *h.Partial {
	return h.NewPartial(
		h.Form(
			h.TriggerChildren(),
			h.PostPartial(SubmitForm),
			h.Class("flex flex-col gap-2 max-w-[300px] mx-auto"),
			h.LabelFor("name", "Your Name"),
			h.Input(
				"text",
				h.Required(),
				h.Class("p-4 rounded-md border border-slate-200"),
				h.Name("name"),
				h.Placeholder("Name"),
				h.OnEvent(
					hx.KeyDownEvent,
					js.SubmitFormOnEnter(),
				),
			),
			SubmitButton(),
		),
	)
}

func SubmitButton() *h.Element {
	buttonClasses := "rounded items-center px-3 py-2 bg-slate-800 text-white w-full text-center"
	return h.Div(
		h.HxBeforeRequest(
			js.RemoveClassOnChildren(".loading", "hidden"),
			js.SetClassOnChildren(".submit", "hidden"),
		),
		h.HxAfterRequest(
			js.SetClassOnChildren(".loading", "hidden"),
			js.RemoveClassOnChildren(".submit", "hidden"),
		),
		h.Class("flex gap-2 justify-center"),
		h.Button(
			h.Class("loading hidden relative text-center", buttonClasses),
			Spinner(),
			h.Disabled(),
			h.Text("Submitting..."),
		),
		h.Button(
			h.Type("submit"),
			h.Class("submit", buttonClasses),
			h.Text("Submit"),
		),
	)
}

func Spinner(children ...h.Ren) *h.Element {
	return h.Div(
		h.Children(children...),
		h.Class("absolute left-1 spinner spinner-border animate-spin "+
			"inline-block w-6 h-6 border-4 rounded-full border-slate-200 border-t-transparent"),
		h.Attribute("role", "status"),
	)
}

func SubmitForm(ctx *h.RequestContext) *h.Partial {
	name := ctx.FormValue("name")
	time.Sleep(time.Second * 2)
	return h.NewPartial(
		h.Div(
			h.TextF("Form submitted with name: %s", name),
		),
	)
}