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# File 'lib/thingtank/shared_methods.rb', line 3
def self.included(klass)
klass.class_eval do
def changed_to_character_hash(exclude_characters=false)
skips = skip_keys(exclude_characters)
hsh = {}
changes.each do |key,arr|
_old, _new = arr
unless skips.include? key
hsh[key] = _new
end
end
hsh
end
def skip_keys(exclude_characters=false)
arr = %w|_id _rev type update_me updated_at created_at|
arr << 'characters' if exclude_characters
arr
end
def to_character_hash(exclude_characters=false)
hsh = to_hash
skip_keys(exclude_characters).each{ |k| hsh.delete k }
hsh
end
def nth_character(klass, key, n, &code)
orig_character = to_character(klass, key)
list = [orig_character].flatten
character = case n
when :last
list.last
when :first
list.first
else
list[n]
end
if code
code.call(character)
character.flush_to_doc
end
if orig_character.is_a?(Array)
character._character_doc.dependencies.refresh_parent
end
character
end
def last_character(klass, key, &code)
nth_character(klass, key, :last, &code)
end
def first_character(klass, key, &code)
nth_character(klass, key, :first, &code)
end
end
end
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