memEx/lib/memex_web/live/context_live/show.ex

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defmodule MemexWeb.ContextLive.Show do
use MemexWeb, :live_view
alias Memex.{Accounts.User, Contexts, Contexts.Context}
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@impl true
def mount(_params, _session, socket) do
{:ok, socket}
end
@impl true
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def handle_params(
%{"id" => id},
_,
%{assigns: %{live_action: live_action, current_user: current_user}} = socket
) do
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{:noreply,
socket
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|> assign(:page_title, page_title(live_action))
|> assign(:context, Contexts.get_context!(id, current_user))}
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end
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@impl true
def handle_event(
"delete",
_params,
%{assigns: %{context: context, current_user: current_user}} = socket
) do
{:ok, %{title: title}} = Contexts.delete_context(context, current_user)
socket =
socket
|> put_flash(:info, gettext("%{title} deleted", title: title))
|> push_navigate(to: Routes.context_index_path(Endpoint, :index))
{:noreply, socket}
end
defp page_title(:show), do: gettext("show context")
defp page_title(:edit), do: gettext("edit context")
@spec is_owner_or_admin?(Context.t(), User.t()) :: boolean()
defp is_owner_or_admin?(%{user_id: user_id}, %{id: user_id}), do: true
defp is_owner_or_admin?(_context, %{role: :admin}), do: true
defp is_owner_or_admin?(_context, _other_user), do: false
@spec is_owner?(Context.t(), User.t()) :: boolean()
defp is_owner?(%{user_id: user_id}, %{id: user_id}), do: true
defp is_owner?(_context, _other_user), do: false
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end