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class Status < ApplicationRecord
include Paginable
include Streamable
belongs_to :account, inverse_of: :statuses
belongs_to :thread, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :replies
belongs_to :reblog, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblogs
has_many :favourites, inverse_of: :status, dependent: :destroy
has_many :reblogs, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblog, dependent: :destroy
has_many :replies, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :thread
has_many :mentions, dependent: :destroy
has_many :media_attachments, dependent: :destroy
validates :account, presence: true
validates :uri, uniqueness: true, unless: 'local?'
validates :text, presence: true, length: { maximum: 500 }, if: proc { |s| s.local? && !s.reblog? }
validates :reblog, uniqueness: { scope: :account, message: 'of status already exists' }, if: 'reblog?'
scope :with_counters, -> { select('statuses.*, (select count(r.id) from statuses as r where r.reblog_of_id = statuses.id) as reblogs_count, (select count(f.id) from favourites as f where f.status_id = statuses.id) as favourites_count') }
scope :with_includes, -> { includes(:account, :media_attachments, :stream_entry, mentions: :account, reblog: [:account, mentions: :account], thread: :account) }
def local?
uri.nil?
end
def reblog?
!reblog_of_id.nil?
end
def reply?
!in_reply_to_id.nil?
end
def verb
reblog? ? :share : :post
end
def object_type
reply? ? :comment : :note
end
def content
reblog? ? reblog.text : text
end
def target
reblog
end
def title
content
end
def reblogs_count
attributes['reblogs_count'] || reblogs.count
end
def favourites_count
attributes['favourites_count'] || favourites.count
end
def ancestors
ids = (Status.find_by_sql(['WITH RECURSIVE search_tree(id, in_reply_to_id, path) AS (SELECT id, in_reply_to_id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, statuses.in_reply_to_id, path || statuses.id FROM search_tree JOIN statuses ON statuses.id = search_tree.in_reply_to_id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path DESC', id]) - [self]).pluck(:id)
statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
ids.map { |id| statuses[id].first }
end
def descendants
ids = (Status.find_by_sql(['WITH RECURSIVE search_tree(id, path) AS (SELECT id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, path || statuses.id FROM search_tree JOIN statuses ON statuses.in_reply_to_id = search_tree.id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path', id]) - [self]).pluck(:id)
statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
ids.map { |id| statuses[id].first }
end
def self.as_home_timeline(account)
where(account: [account] + account.following).with_includes.with_counters
end
def self.as_mentions_timeline(account)
where(id: Mention.where(account: account).pluck(:status_id)).with_includes.with_counters
end
def self.favourites_map(status_ids, account_id)
Favourite.where(status_id: status_ids).where(account_id: account_id).map { |f| [f.status_id, true] }.to_h
end
def self.reblogs_map(status_ids, account_id)
where(reblog_of_id: status_ids).where(account_id: account_id).map { |s| [s.reblog_of_id, true] }.to_h
end
before_validation do
text.strip!
end
end
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