mirror of
https://akkoma.dev/AkkomaGang/akkoma.git
synced 2024-11-27 16:24:23 +00:00
64 lines
1.3 KiB
Elixir
64 lines
1.3 KiB
Elixir
defmodule Pleroma.Web.MastodonAPI.MastodonAPI do
|
|
import Ecto.Query
|
|
import Ecto.Changeset
|
|
|
|
alias Pleroma.Repo
|
|
alias Pleroma.User
|
|
|
|
@default_limit 20
|
|
|
|
def get_followers(user, params \\ %{}) do
|
|
user
|
|
|> User.get_followers_query()
|
|
|> paginate(params)
|
|
|> Repo.all()
|
|
end
|
|
|
|
def get_friends(user, params \\ %{}) do
|
|
user
|
|
|> User.get_friends_query()
|
|
|> paginate(params)
|
|
|> Repo.all()
|
|
end
|
|
|
|
def paginate(query, params \\ %{}) do
|
|
options = cast_params(params)
|
|
|
|
query
|
|
|> restrict(:max_id, options)
|
|
|> restrict(:since_id, options)
|
|
|> restrict(:limit, options)
|
|
|> order_by([u], fragment("? desc nulls last", u.id))
|
|
end
|
|
|
|
def cast_params(params) do
|
|
param_types = %{
|
|
max_id: :string,
|
|
since_id: :string,
|
|
limit: :integer
|
|
}
|
|
|
|
changeset = cast({%{}, param_types}, params, Map.keys(param_types))
|
|
changeset.changes
|
|
end
|
|
|
|
defp restrict(query, :max_id, %{max_id: max_id}) do
|
|
query
|
|
|> where([q], q.id < ^max_id)
|
|
end
|
|
|
|
defp restrict(query, :since_id, %{since_id: since_id}) do
|
|
query
|
|
|> where([q], q.id > ^since_id)
|
|
end
|
|
|
|
defp restrict(query, :limit, options) do
|
|
limit = Map.get(options, :limit, @default_limit)
|
|
|
|
query
|
|
|> limit(^limit)
|
|
end
|
|
|
|
defp restrict(query, _, _), do: query
|
|
end
|