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class Follow < ApplicationRecord
include Paginable
include Streamable
belongs_to :account
belongs_to :target_account, class_name: 'Account'
validates :account, :target_account, presence: true
validates :account_id, uniqueness: { scope: :target_account_id }
def verb
destroyed? ? :unfollow : :follow
end
def target
target_account
end
def object_type
:person
end
def title
destroyed? ? "#{account.acct} is no longer following #{target_account.acct}" : "#{account.acct} started following #{target_account.acct}"
end
after_create :add_to_graph
after_destroy :remove_from_graph
def sync!
add_to_graph
end
private
def add_to_graph
neo = Neography::Rest.new
a = neo.create_unique_node('account_index', 'Account', account_id.to_s, account_id: account_id)
b = neo.create_unique_node('account_index', 'Account', target_account_id.to_s, account_id: target_account_id)
neo.create_unique_relationship('follow_index', 'Follow', id.to_s, 'follows', a, b)
rescue Neography::NeographyError, Excon::Error::Socket => e
Rails.logger.error e
end
def remove_from_graph
neo = Neography::Rest.new
rel = neo.get_relationship_index('follow_index', 'Follow', id.to_s)
neo.delete_relationship(rel)
rescue Neography::NeographyError, Excon::Error::Socket => e
Rails.logger.error e
end
end
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