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Versions: 15
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Contents
module Pageflow
class ThumbnailFileResolver < Struct.new(:candidates, :configuration)
def find
candidates.reduce(nil) do |result, candidate|
result || find_positioned_file_by_candiate(candidate)
end || PositionedFile.null
end
private
def find_positioned_file_by_candiate(candidate)
PositionedFile.wrap(find_file_by_candidate(candidate),
file_position(candidate, :x),
file_position(candidate, :y))
end
def find_file_by_candidate(candidate)
file_model(candidate).find_by_id(record_id(candidate))
end
def file_model(candidate)
file_type(candidate).model
end
def file_type(candidate)
Pageflow.config.file_types.find_by_collection_name!(candidate.fetch(:file_collection))
end
def record_id(candidate)
configuration[candidate.fetch(:attribute)]
end
def file_position(candidate, coordinate)
configuration[file_position_attribute(candidate, coordinate)]
end
def file_position_attribute(candidate, coordinate)
candidate.fetch(:attribute).gsub(/_id$/, "_#{coordinate}")
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems