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improvement: support value-backed nested forms

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This commit is contained in:
Zach Daniel 2022-08-22 15:45:59 -04:00
parent 9894b14839
commit 40ea12b3f4
1 changed files with 40 additions and 30 deletions
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66
lib/ash_admin/components/resource/form.ex
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@ -227,6 +227,25 @@ defmodule AshAdmin.Components.Resource.Form do
argument,
opts
) do
key =
opts[:value_is_key] ||
relationship.destination
|> Ash.Resource.Info.primary_key()
|> case do
[key] ->
key
_ ->
nil
end
{hidden?, exactly_fields} =
if map_type?(argument.type) || !key do
{true, nil}
else
{false, [key]}
end
~F"""
<div :if={!must_load?(opts) || loaded?(form.source.source, relationship.name)}>
<Inputs
@ -246,21 +265,25 @@ defmodule AshAdmin.Components.Resource.Form do
</li>
</ul>
</div>
{#if hidden?}
<input :for={kv <- inner_form.hidden} name={inner_form.name <> "[#{elem(kv, 0)}]"} value={elem(kv, 1)} hidden>
{/if}
{#if inner_form.source.form_keys[:_join]}
<Inputs
form={inner_form}
for={:_join}
:let={form: join_form}
>
{#if hidden?}
<input :for={kv <- join_form.hidden} name={inner_form.name <> "[#{elem(kv, 0)}]"} value={elem(kv, 1)} hidden>
{/if}
{render_attributes(
assigns,
relationship.through,
join_action(relationship.through, join_form, inner_form.source.form_keys[:_join]),
join_form,
inner_form.source.form_keys[:_join][:create_fields],
skip_through_related(relationship)
exactly_fields || inner_form.source.form_keys[:_join][:create_fields],
skip_through_related(exactly_fields, relationship)
)}
</Inputs>
{/if}
@ -269,8 +292,8 @@ defmodule AshAdmin.Components.Resource.Form do
inner_form.source.resource,
inner_form.source.source.action,
inner_form,
relationship_fields(inner_form),
skip_related(relationship)
exactly_fields || relationship_fields(inner_form),
skip_related(exactly_fields, relationship)
)}
<button
@ -390,7 +413,7 @@ defmodule AshAdmin.Components.Resource.Form do
end
end
defp skip_related(relationship) do
defp skip_related(nil, relationship) do
case relationship.type do
:belongs_to ->
[]
@ -400,14 +423,22 @@ defmodule AshAdmin.Components.Resource.Form do
end
end
defp skip_related(_, _) do
[]
end
defp must_load?(opts) do
Ash.Changeset.ManagedRelationshipHelpers.must_load?(opts)
end
defp skip_through_related(relationship) do
defp skip_through_related(nil, relationship) do
[relationship.source_field_on_join_table, relationship.destination_field_on_join_table]
end
defp skip_through_related(_, _) do
[]
end
defp loaded?(%{action_type: :create}, _), do: true
defp loaded?(%{data: record}, relationship) do
@ -1011,27 +1042,6 @@ defmodule AshAdmin.Components.Resource.Form do
|> assign(:form, form)}
end
# path_to_load = AshPhoenix.Form.parse_path!(socket.assigns.form, path) ++ [relationship]
# form = socket.assigns.form
# new_data =
# socket.assigns.api.load!(form.data, path_to_load,
# actor: socket.assigns[:actor],
# authorize?: socket.assigns[:authorizing],
# lazy?: true
# )
# new_source =
# if Map.has_key?(form.source, :data) do
# %{form.source | data: new_data}
# else
# form.source
# end
# form =
# %{form | data: new_data, source: new_source}
# |> AshPhoenix.Form.validate(AshPhoenix.Form.params(form), errors: false)
def handle_event("remove_value", %{"path" => path, "field" => field, "index" => index}, socket) do
form =
AshPhoenix.Form.update_form(
@ -1240,7 +1250,7 @@ defmodule AshAdmin.Components.Resource.Form do
attributes
|> Enum.map(fn
%Ash.Resource.Actions.Argument{} = argument ->
if action && map_type?(argument.type) do
if action do
case manages_relationship(argument, action) do
nil ->
argument