59 lines
1.6 KiB
Elixir
59 lines
1.6 KiB
Elixir
defmodule MatrixServer.Room do
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use Ecto.Schema
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import Ecto.Changeset
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import Ecto.Query
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alias MatrixServer.{Repo, Room, Event, Alias, RoomServer}
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alias MatrixServerWeb.Request.CreateRoom
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@primary_key {:id, :string, []}
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schema "rooms" do
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field :visibility, Ecto.Enum, values: [:public, :private]
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field :state, {:array, {:array, :string}}
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field :forward_extremities, {:array, :string}
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has_many :events, Event, foreign_key: :event_id
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has_many :aliases, Alias, foreign_key: :room_id
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end
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def changeset(room, params \\ %{}) do
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cast(room, params, [:visibility])
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end
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def create_changeset(%CreateRoom{} = input) do
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visibility = input.visibility || :public
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%Room{id: generate_room_id()}
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|> changeset(%{visibility: visibility})
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end
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def generate_room_id do
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"!" <> MatrixServer.random_string(18) <> ":" <> MatrixServer.server_name()
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end
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def update_forward_extremities(
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%Event{
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event_id: event_id,
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prev_events: prev_event_ids
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},
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%Room{id: room_id, forward_extremities: forward_extremities}
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) do
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new_forward_extremities = [event_id | forward_extremities -- prev_event_ids]
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# TODO: might not need to save to DB here.
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{_, [room]} =
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from(r in Room, where: r.id == ^room_id, select: r)
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|> Repo.update_all(set: [forward_extremities: new_forward_extremities])
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room
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end
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def create(account, input) do
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with {:ok, %Room{id: room_id}} <- Repo.insert(create_changeset(input)),
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{:ok, pid} <- RoomServer.get_room_server(room_id) do
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RoomServer.create_room(pid, account, input)
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else
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_ -> {:error, :unknown}
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end
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end
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end
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