def call(params)
filtered_segments = params.segments
segment_ids = filtered_segments.map(&:segment_id)
downcase_segment_ids = segment_ids.map(&:downcase)
duplicated_segment_ids = segment_ids.select { |e| downcase_segment_ids.count(e.downcase) > 1 }.uniq
fail "Parameter 'segments' contains duplicate segment id(s): #{duplicated_segment_ids.join(', ')}" if duplicated_segment_ids.any?
if params.segments_filter
fail 'Segments filter should be a non-empty array!' if !params.segments_filter.is_a?(Array) || params.segments_filter.empty?
segments_filter = params.segments_filter.map(&:downcase)
filtered_segments = params.segments.select do |segment|
segments_filter.include?(segment.segment_id.downcase)
end
end
{
results: filtered_segments,
params: {
segments: filtered_segments
}
}
end