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# frozen_string_literal: true
module Git
class WikiPushService
class Change
include Gitlab::Utils::StrongMemoize
# @param [Wiki] wiki
# @param [Hash] change - must have keys `:oldrev` and `:newrev`
# @param [Gitlab::Git::RawDiffChange] raw_change
def initialize(wiki, change, raw_change)
@wiki = wiki
@raw_change = raw_change
@change = change
end
def page
strong_memoize(:page) { wiki.find_page(slug, revision) }
end
# See [Gitlab::Git::RawDiffChange#extract_operation] for the
# definition of the full range of operation values.
def event_action
case raw_change.operation
when :added
:created
when :deleted
:destroyed
else
:updated
end
end
def last_known_slug
strip_extension(raw_change.old_path || raw_change.new_path)
end
def sha
change[:newrev]
end
private
attr_reader :raw_change, :change, :wiki
def filename
return raw_change.old_path if deleted?
raw_change.new_path
end
def slug
strip_extension(filename)
end
def revision
return change[:oldrev] if deleted?
change[:newrev]
end
def deleted?
raw_change.operation == :deleted
end
def strip_extension(filename)
return unless filename
encoded_filename = Gitlab::EncodingHelper.encode_utf8(filename.dup)
File.basename(encoded_filename, File.extname(encoded_filename))
end
end
end
end
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