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Components-based design system written in elixir
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lib/moon_web/examples/design/form/combobox_example/default.ex
defmodule MoonWeb.Examples.Design.Form.ComboboxExample.Default do
@moduledoc false
use Moon.StatefulComponent
use MoonWeb, :example
alias Moon.Design.Form
alias MoonWeb.Schema.User
prop(titles, :list,
default:
[
"Wade Cooper",
"Arlene Mccoy",
"Devon Webb",
"Tom Cook",
"Tanya Fox",
"Hellen Schmidt"
]
|> Enum.map(&%{key: &1, value: String.downcase(&1)})
)
prop(changeset, :any, default: User.changeset(%User{name: nil}))
prop(filter, :string, default: "")
prop(is_open, :boolean, default: false)
def handle_event("change_filter", %{"value" => filter}, socket) do
{:noreply,
socket
|> assign(filter: filter)
|> assign(is_open: true)}
end
def handle_event("focus", _params, socket) do
{:noreply, assign(socket, is_open: true)}
end
def handle_event("blur", _params, socket) do
{:noreply, assign(socket, is_open: false)}
end
def handle_event("changed", params, socket) do
user = Map.get(params, "user", %{})
{:noreply,
assign(socket,
changeset: User.changeset(%User{}, user),
filter: Map.get(user, "name", ""),
is_open: false
)}
end
def render(assigns) do
~F"""
<div class="w-full">
<div class="w-full flex flex-col lg:flex-row gap-2 justify-between">
<Form
id={"user_combo_#{size}"}
:for={size <- ~w(sm md lg)}
class="w-full"
for={@changeset}
change="changed"
submit="changed"
>
<Form.Field field={:name} label={"Size #{size}"} hint="Some hint here" {=size}>
<Form.Combobox
{=size}
filter={@filter}
options={@titles}
on_keyup="change_filter"
on_focus="focus"
on_blur="blur"
is_open={@is_open}
/>
</Form.Field>
</Form>
</div>
</div>
"""
end
def code() do
"""
alias Moon.Design.Form
alias MoonWeb.Schema.User
import Moon.Helpers.Form, only: [filter_options: 2]
prop(titles, :list,
default:
[
"Wade Cooper",
"Arlene Mccoy",
"Devon Webb",
"Tom Cook",
"Tanya Fox",
"Hellen Schmidt"
]
|> Enum.map(&%{key: &1, value: String.downcase(&1)})
)
prop(changeset, :any, default: User.changeset(%User{name: nil}))
prop(filter, :string, default: "")
def handle_event("change_filter", _params = %{"value" => filter}, socket) do
{:noreply, assign(socket, filter: filter)}
end
def handle_event("changed", params, socket) do
user = Map.get(params, "user", %{})
{:noreply,
assign(socket,
changeset: User.changeset(%User{}, user),
filter: Map.get(user, "name", "")
)}
end
def render(assigns) do
~F\"""
<div class="w-full">
<div class="w-full flex flex-col lg:flex-row gap-2 justify-between">
<Form
id={"user_combo_\#{size}"}
:for={size <- ~w(sm md lg)}
class="w-full"
for={@changeset}
change="changed"
>
<Form.Field field={:name} label={"Size \#{size}"} hint="Some hint here">
<Form.Combobox
{=size}
filter={@filter}
options={filter_options(@titles, @filter)}
on_keyup="change_filter"
/>
</Form.Field>
</Form>
</div>
</div>
\"""
end
"""
end
end