# frozen_string_literal: true

# Copyright, 2019, by Samuel G. D. Williams. <http://www.codeotaku.com>
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

require_relative '../configuration'

module Falcon
	module Command
		# A helper for resolving wildcard configuration paths.
		module Paths
			# Resolve a set of `@paths` that may contain wildcards, into a sorted, unique array.
			# @returns [Array(String)]
			def resolved_paths(&block)
				@paths.collect do |path|
					Dir.glob(path)
				end.flatten.sort.uniq.each(&block)
			end
			
			# Build a configuration based on the resolved paths.
			def configuration
				configuration = Configuration.new
				
				self.resolved_paths.each do |path|
					path = File.expand_path(path)
					
					configuration.load_file(path)
				end
				
				return configuration
			end
		end
	end
end
