Aggiedit/lib/aggiedit_web/live/post_live/index.ex
2022-04-13 13:13:41 -06:00

78 lines
2.6 KiB
Elixir

defmodule AggieditWeb.PostLive.Index do
use AggieditWeb, :live_view
alias Aggiedit.Accounts.User
alias Aggiedit.Roles
alias Aggiedit.Rooms
alias Aggiedit.Rooms.{Post, Room}
alias Aggiedit.Repo
@impl true
def mount(%{"id" => room_id} = params, session, socket) do
socket = assign_socket_user(session, socket)
case socket.assigns do
%{:current_user => user} ->
room = Rooms.get_room!(room_id)
case Roles.guard?(socket.assigns.current_user, socket.assigns.live_action, room) do
true -> {:ok, assign(socket, :posts, list_posts(room))}
_ -> {:ok, socket |> put_flash(:error, "You cannot view that room") |> redirect(to: Routes.page_path(socket, :index))}
end
_ -> {:ok, socket |> put_flash(:error, "You must log in to access this page.") |> redirect(to: Routes.user_session_path(socket, :new))}
end
end
@impl true
def handle_params(%{"id" => id}=params, _url, socket) do
if socket.assigns.live_action != :index do
post = Rooms.get_post!(id)
if Roles.guard?(socket.assigns.current_user, socket.assigns.live_action, post) do
{:noreply, apply_action(socket, socket.assigns.live_action, params)}
else
{:noreply, socket |> put_flash(:error, "You do not have permission to edit this post.") |> redirect(to: Routes.post_index_path(socket, :index))}
end
else
{:noreply, socket}
end
end
@impl true
def handle_params(params, _url, socket) do
IO.puts(inspect(params))
{:noreply, apply_action(socket, socket.assigns.live_action, params)}
end
defp apply_action(socket, :edit, %{"id" => id}=params) do
socket
|> assign(:page_title, "Edit Post")
|> assign(:post, Rooms.get_post!(id) |> Repo.preload(:upload))
end
defp apply_action(socket, :new, _params) do
socket
|> assign(:page_title, "New Post")
|> assign(:post, %Post{})
end
defp apply_action(socket, :index, _params) do
socket
|> assign(:page_title, "Listing Posts")
|> assign(:post, nil)
end
@impl true
def handle_event("delete", %{"id" => id}, socket) do
post = Rooms.get_post!(id)
if Roles.guard?(socket.assigns.current_user, :delete, post) do
Rooms.delete_post(post)
{:noreply, socket |> put_flash(:success, "Post deleted.") |> redirect(to: Routes.post_index_path(socket, :index))}
else
{:noreply, socket |> put_flash(:error, "You do not have permission to delete this post.") |> redirect(to: Routes.post_index_path(socket, :index))}
end
end
defp list_posts(%Room{id: room_id}) do
Rooms.posts_in_room(room_id)
end
end