debianize-mobilizon/lib/mobilizon/share.ex

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defmodule Mobilizon.Share do
@moduledoc """
Holds the list of shares made to external actors
"""
use Ecto.Schema
import Ecto.Changeset
import Ecto.Query
alias Mobilizon.Storage.Repo
alias Mobilizon.Actors.Actor
@type t :: %__MODULE__{
uri: String.t(),
actor: Actor.t()
}
@required_attrs [:uri, :actor_id, :owner_actor_id]
@optional_attrs []
@attrs @required_attrs ++ @optional_attrs
schema "shares" do
field(:uri, :string)
belongs_to(:actor, Actor)
belongs_to(:owner_actor, Actor)
timestamps()
end
@doc false
def changeset(share, attrs) do
share
|> cast(attrs, @attrs)
|> validate_required(@required_attrs)
|> foreign_key_constraint(:actor_id)
|> unique_constraint(:uri, name: :shares_uri_actor_id_index)
end
@spec create(String.t(), integer(), integer()) ::
{:ok, Ecto.Schema.t()} | {:error, Ecto.Changeset.t()}
def create(uri, actor_id, owner_actor_id) do
%__MODULE__{}
|> changeset(%{actor_id: actor_id, owner_actor_id: owner_actor_id, uri: uri})
|> Repo.insert(on_conflict: :nothing)
end
@spec get(String.t(), integer()) :: Ecto.Schema.t() | nil
def get(uri, actor_id) do
__MODULE__
|> where(actor_id: ^actor_id, uri: ^uri)
|> Repo.one()
end
@spec get_actors_by_share_uri(String.t()) :: [Ecto.Schema.t()]
def get_actors_by_share_uri(uri) do
Actor
|> join(:inner, [a], s in __MODULE__, on: s.actor_id == a.id)
|> where([_a, s], s.uri == ^uri)
|> Repo.all()
end
@spec get_actors_by_owner_actor_id(integer()) :: [Ecto.Schema.t()]
def get_actors_by_owner_actor_id(actor_id) do
Actor
|> join(:inner, [a], s in __MODULE__, on: s.actor_id == a.id)
|> where([_a, s], s.owner_actor_id == ^actor_id)
|> Repo.all()
end
@spec delete_all_by_uri(String.t()) :: {integer(), nil | [term()]}
def delete_all_by_uri(uri) do
__MODULE__
|> where(uri: ^uri)
|> Repo.delete_all()
end
end