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A component based library for Phoenix LiveView
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lib/surface/components/form/inputs.ex
defmodule Surface.Components.Form.Inputs do
@moduledoc """
A wrapper for `Phoenix.HTML.Form.html.inputs_for/3`.
Additionally, adds the generated form instance that is returned by `inputs_for/3`
into the context, making it available to any child input.
"""
use Surface.Component
alias Surface.Components.Form
alias Surface.Components.Form.Field
@doc """
The parent form.
It should either be a `Phoenix.HTML.Form` emitted by `form_for` or an atom.
"""
prop form, :form, from_context: {Form, :form}
@doc """
An atom or string representing the field related to the child inputs.
"""
prop for, :any, from_context: {Field, :field}
@doc """
Extra options for `inputs_for/1`.
See `Phoenix.Component.inputs_for/1` for the available options.
"""
prop opts, :keyword, default: []
@doc "The code containing the input controls"
slot default, arg: %{form: :form, index: :integer}
data field, :any
def render(assigns) do
~F"""
<.inputs_for :let={nested_form} field={@form[@for || @field]} {...@opts}>
<#slot {@default, form: nested_form, index: nested_form.index } context_put={Form, form: nested_form} />
</.inputs_for>
"""
end
end