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114 lines
3.1 KiB
Elixir
114 lines
3.1 KiB
Elixir
defmodule PhilomenaWeb.ConversationController do
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use PhilomenaWeb, :controller
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alias PhilomenaWeb.NotificationCountPlug
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alias Philomena.{Conversations, Conversations.Conversation, Conversations.Message}
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alias PhilomenaWeb.TextileRenderer
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alias Philomena.Repo
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import Ecto.Query
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plug PhilomenaWeb.FilterBannedUsersPlug when action in [:new, :create]
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plug :load_and_authorize_resource,
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model: Conversation,
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id_field: "slug",
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only: :show,
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preload: [:to, :from]
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def index(conn, %{"with" => partner}) do
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user = conn.assigns.current_user
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Conversation
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|> where(
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[c],
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(c.from_id == ^user.id and c.to_id == ^partner and not c.from_hidden) or
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(c.to_id == ^user.id and c.from_id == ^partner and not c.to_hidden)
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)
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|> load_conversations(conn)
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end
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def index(conn, _params) do
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user = conn.assigns.current_user
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Conversation
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|> where(
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[c],
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(c.from_id == ^user.id and not c.from_hidden) or (c.to_id == ^user.id and not c.to_hidden)
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)
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|> load_conversations(conn)
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end
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defp load_conversations(queryable, conn) do
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conversations =
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queryable
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|> join(
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:inner_lateral,
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[c],
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_ in fragment("SELECT COUNT(*) FROM messages m WHERE m.conversation_id = ?", c.id)
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)
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|> order_by(desc: :last_message_at)
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|> preload([:to, :from])
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|> select([c, cnt], {c, cnt.count})
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|> Repo.paginate(conn.assigns.scrivener)
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render(conn, "index.html", title: "Conversations", conversations: conversations)
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end
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def show(conn, _params) do
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conversation = conn.assigns.conversation
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user = conn.assigns.current_user
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messages =
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Message
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|> where(conversation_id: ^conversation.id)
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|> order_by(asc: :created_at)
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|> preload([:from])
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|> Repo.paginate(conn.assigns.scrivener)
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rendered =
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messages.entries
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|> TextileRenderer.render_collection(conn)
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messages = %{messages | entries: Enum.zip(messages.entries, rendered)}
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changeset =
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%Message{}
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|> Conversations.change_message()
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conversation
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|> Conversations.mark_conversation_read(user)
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# Update the conversation ticker in the header
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conn = NotificationCountPlug.call(conn)
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render(conn, "show.html",
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title: "Showing Conversation",
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conversation: conversation,
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messages: messages,
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changeset: changeset
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)
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end
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def new(conn, params) do
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changeset =
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%Conversation{recipient: params["recipient"], messages: [%Message{}]}
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|> Conversations.change_conversation()
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render(conn, "new.html", title: "New Conversation", changeset: changeset)
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end
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def create(conn, %{"conversation" => conversation_params}) do
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user = conn.assigns.current_user
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case Conversations.create_conversation(user, conversation_params) do
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{:ok, conversation} ->
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conn
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|> put_flash(:info, "Conversation successfully created.")
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|> redirect(to: Routes.conversation_path(conn, :show, conversation))
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{:error, changeset} ->
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conn
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|> render("new.html", changeset: changeset)
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end
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end
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end
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