cannery/lib/cannery_web/live/container_live/show.ex

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Elixir
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defmodule CanneryWeb.ContainerLive.Show do
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@moduledoc """
Liveview for showing and editing a Cannery.Containers.Container
"""
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use CanneryWeb, :live_view
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import CanneryWeb.Components.{AmmoGroupCard, TagCard}
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alias Cannery.{Accounts.User, Containers, Containers.Container, Repo, Tags}
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alias CanneryWeb.Endpoint
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alias Ecto.Changeset
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alias Phoenix.LiveView.Socket
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@impl true
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def mount(_params, session, socket) do
{:ok, socket |> assign_defaults(session)}
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end
@impl true
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def handle_params(
%{"id" => id},
_,
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%{assigns: %{current_user: current_user}} = socket
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) do
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{:noreply, socket |> render_container(id, current_user)}
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end
@impl true
def handle_event(
"delete_tag",
%{"tag-id" => tag_id},
%{assigns: %{container: container, current_user: current_user}} = socket
) do
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socket =
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case Tags.get_tag(tag_id, current_user) do
{:ok, tag} ->
_count = Containers.remove_tag!(container, tag, current_user)
prompt =
dgettext("prompts", "%{tag_name} has been removed from %{container_name}",
tag_name: tag.name,
container_name: container.name
)
socket |> put_flash(:info, prompt) |> render_container(container.id, current_user)
{:error, error_string} ->
socket |> put_flash(:error, error_string)
end
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{:noreply, socket}
end
@impl true
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def handle_event(
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"delete_container",
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_,
%{assigns: %{container: container, current_user: current_user}} = socket
) do
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socket =
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Containers.delete_container(container, current_user)
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|> case do
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{:ok, %{name: container_name}} ->
prompt = dgettext("prompts", "%{name} has been deleted", name: container_name)
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socket
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|> put_flash(:info, prompt)
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|> push_redirect(to: Routes.container_index_path(socket, :index))
{:error, %{action: :delete, errors: [ammo_groups: _error], valid?: false} = changeset} ->
ammo_groups_error = changeset |> changeset_errors(:ammo_groups) |> Enum.join(", ")
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prompt =
dgettext("errors", "Could not delete %{name}: %{error}",
name: changeset |> Changeset.get_field(:name, "container"),
error: ammo_groups_error
)
socket |> put_flash(:error, prompt)
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{:error, changeset} ->
socket |> put_flash(:error, changeset |> changeset_errors())
end
{:noreply, socket}
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end
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@spec render_container(Socket.t(), Container.id(), User.t()) :: Socket.t()
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defp render_container(%{assigns: %{live_action: live_action}} = socket, id, current_user) do
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%{name: container_name} =
container =
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Containers.get_container!(id, current_user)
|> Repo.preload([:ammo_groups, :tags], force: true)
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page_title =
case live_action do
:show -> gettext("Show %{name}", name: container_name)
:edit -> gettext("Edit %{name}", name: container_name)
:edit_tags -> gettext("Edit %{name} tags", name: container_name)
end
socket |> assign(container: container, page_title: page_title)
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end
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end