akkoma/lib/pleroma/web/mastodon_api/mastodon_api.ex

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defmodule Pleroma.Web.MastodonAPI.MastodonAPI do
import Ecto.Query
import Ecto.Changeset
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alias Pleroma.Activity
alias Pleroma.Notification
alias Pleroma.Pagination
alias Pleroma.User
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def get_followers(user, params \\ %{}) do
user
|> User.get_followers_query()
|> Pagination.fetch_paginated(params)
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end
def get_friends(user, params \\ %{}) do
user
|> User.get_friends_query()
|> Pagination.fetch_paginated(params)
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end
def get_notifications(user, params \\ %{}) do
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options = cast_params(params)
user
|> Notification.for_user_query()
|> restrict(:exclude_types, options)
|> Pagination.fetch_paginated(params)
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end
defp cast_params(params) do
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param_types = %{
exclude_types: {:array, :string}
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}
changeset = cast({%{}, param_types}, params, Map.keys(param_types))
changeset.changes
end
defp restrict(query, :exclude_types, %{exclude_types: mastodon_types = [_ | _]}) do
ap_types =
mastodon_types
|> Enum.map(&Activity.from_mastodon_notification_type/1)
|> Enum.filter(& &1)
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query
|> where([q, a], not fragment("? @> ARRAY[?->>'type']::varchar[]", ^ap_types, a.data))
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end
defp restrict(query, _, _), do: query
end