debianize-mobilizon/lib/mobilizon/events/event.ex

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Elixir
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defmodule Mobilizon.Events.Event do
@moduledoc """
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Represents an event.
"""
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use Ecto.Schema
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import Ecto.Changeset
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alias Mobilizon.Actors.Actor
alias Mobilizon.Addresses.Address
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alias Mobilizon.Events.{
EventOptions,
EventStatus,
EventVisibility,
JoinOptions,
Participant,
Session,
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Tag,
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Track
}
alias Mobilizon.Media.Picture
@type t :: %__MODULE__{
url: String.t(),
local: boolean,
begins_on: DateTime.t(),
slug: String.t(),
description: String.t(),
ends_on: DateTime.t(),
title: String.t(),
status: EventStatus.t(),
draft: boolean,
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visibility: EventVisibility.t(),
join_options: JoinOptions.t(),
publish_at: DateTime.t(),
uuid: Ecto.UUID.t(),
online_address: String.t(),
phone_address: String.t(),
category: String.t(),
options: EventOptions.t(),
organizer_actor: Actor.t(),
attributed_to: Actor.t(),
physical_address: Address.t(),
picture: Picture.t(),
tracks: [Track.t()],
sessions: [Session.t()],
tags: [Tag.t()],
participants: [Actor.t()]
}
@required_attrs [:title, :begins_on, :organizer_actor_id, :url, :uuid]
@optional_attrs [
:slug,
:description,
:ends_on,
:category,
:status,
:draft,
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:visibility,
:publish_at,
:online_address,
:phone_address,
:picture_id,
:physical_address_id
]
@attrs @required_attrs ++ @optional_attrs
@update_required_attrs @required_attrs
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@update_optional_attrs [
:slug,
:description,
:ends_on,
:category,
:status,
:draft,
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:visibility,
:join_options,
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:publish_at,
:online_address,
:phone_address,
:picture_id,
:physical_address_id
]
@update_attrs @update_required_attrs ++ @update_optional_attrs
schema "events" do
field(:url, :string)
field(:local, :boolean, default: true)
field(:begins_on, :utc_datetime)
field(:slug, :string)
field(:description, :string)
field(:ends_on, :utc_datetime)
field(:title, :string)
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field(:status, EventStatus, default: :confirmed)
field(:draft, :boolean, default: false)
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field(:visibility, EventVisibility, default: :public)
field(:join_options, JoinOptions, default: :free)
field(:publish_at, :utc_datetime)
field(:uuid, Ecto.UUID, default: Ecto.UUID.generate())
field(:online_address, :string)
field(:phone_address, :string)
field(:category, :string)
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embeds_one(:options, EventOptions, on_replace: :update)
belongs_to(:organizer_actor, Actor, foreign_key: :organizer_actor_id)
belongs_to(:attributed_to, Actor, foreign_key: :attributed_to_id)
belongs_to(:physical_address, Address)
belongs_to(:picture, Picture)
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has_many(:tracks, Track)
has_many(:sessions, Session)
many_to_many(:tags, Tag, join_through: "events_tags", on_replace: :delete)
many_to_many(:participants, Actor, join_through: Participant)
timestamps(type: :utc_datetime)
end
@doc false
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@spec changeset(t, map) :: Ecto.Changeset.t()
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def changeset(%__MODULE__{} = event, attrs) do
event
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|> cast(attrs, @attrs)
|> cast_embed(:options)
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|> validate_required(@required_attrs)
end
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@doc false
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@spec update_changeset(t, map) :: Ecto.Changeset.t()
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def update_changeset(%__MODULE__{} = event, attrs) do
event
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|> Ecto.Changeset.cast(attrs, @update_attrs)
|> cast_embed(:options)
|> put_tags(attrs)
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|> validate_required(@update_required_attrs)
end
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@doc """
Checks whether an event can be managed.
"""
@spec can_be_managed_by(t, integer | String.t()) :: boolean
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def can_be_managed_by(%__MODULE__{organizer_actor_id: organizer_actor_id}, actor_id)
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when organizer_actor_id == actor_id do
{:event_can_be_managed, true}
end
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def can_be_managed_by(_event, _actor), do: {:event_can_be_managed, false}
@spec put_tags(Ecto.Changeset.t(), map) :: Ecto.Changeset.t()
defp put_tags(changeset, %{"tags" => tags}), do: put_assoc(changeset, :tags, tags)
defp put_tags(changeset, _), do: changeset
end