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# frozen_string_literal: true
module Suggestions
class CreateService
def initialize(note)
@note = note
end
def execute
return unless @note.supports_suggestion?
diff_file = @note.latest_diff_file
return unless diff_file
suggestions = Banzai::SuggestionsParser.parse(@note.note)
# For single line suggestion we're only looking forward to
# change the line receiving the comment. Though, in
# https://gitlab.com/gitlab-org/gitlab-ce/issues/53310
# we'll introduce a ```suggestion:L<x>-<y>, so this will
# slightly change.
comment_line = @note.position.new_line
rows =
suggestions.map.with_index do |suggestion, index|
from_content = changing_lines(diff_file, comment_line, comment_line)
# The parsed suggestion doesn't have information about the correct
# ending characters (we may have a line break, or not), so we take
# this information from the last line being changed (last
# characters).
endline_chars = line_break_chars(from_content.lines.last)
to_content = "#{suggestion}#{endline_chars}"
{
note_id: @note.id,
from_content: from_content,
to_content: to_content,
relative_order: index
}
end
rows.in_groups_of(100, false) do |rows|
Gitlab::Database.bulk_insert('suggestions', rows)
end
end
private
def changing_lines(diff_file, from_line, to_line)
diff_file.new_blob_lines_between(from_line, to_line).join
end
def line_break_chars(line)
match = /\r\n|\r|\n/.match(line)
match[0] if match
end
end
end
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