require "pathname"
require "timecop"
require "time"

def root
  Pathname.new(File.expand_path("../../", File.dirname(__FILE__)))
end

Given /^cucumber working$/ do
end

Given /^the following files exists:$/ do |table|
  table.hashes.each do |hash|
    full_path = root.join("tmp/#{hash["path"]}")
    FileUtils.mkdir_p(File.dirname(full_path))
    File.open(full_path, "w") do |f|
      f.puts(hash["content"])
    end
  end
end

Given /^the directory "([^"]*)" exists$/ do |path|
  FileUtils.mkdir_p(root.join("tmp/#{path}"))
end

When /^I call "([^"]*)"$/ do |cmd|
  @out = `ruby #{root}/bin/#{cmd}`
end

When /^I call "([^"]*)" piped through "([^"]*)"$/ do |cmd, pipe|
  @out = `#{pipe} | ruby #{root}/bin/#{cmd}`
end

Given /^I clear tmp$/ do
  FileUtils.rm_rf(root.join("tmp"))
end

Then /^I should see the following files$/ do |table|
  table.hashes.each do |hash|
    path = root.join("tmp/#{hash["path"]}").to_s
    Pathname.new(root.join("tmp/#{hash["symlink"]}")).realpath.to_s.should == path
    File.should be_exists(path)
    File.read(path).strip.should == hash["content"]
  end
end

Then /^I should see (\d+) files in "([^"]*)"$/ do |count, path|
  Dir.glob("#{root.join("#{path}/**/*")}").select { |file_path| File.file?(file_path) }.count.should == count.to_i
end


Given /^the following file list exists in "([^"]*)"$/ do |path, table|
  File.open(root.join("tmp/#{path}"), "w") do |f|
    table.hashes.each do |hash|
      f.puts root.join("tmp/#{hash["path"]}")
    end
  end
end

Then /^the output should look like this$/ do |table|
  results = [%w(index total checksummed_path)] + @out.split("\n").map do |line|
    hash = JSON.parse(line)
    [hash["index"], hash["total"], hash["checksummed_path"].gsub("#{root}/", "")].map(&:to_s)
  end
  table.diff!(results)
end

Given /^I freeze time to "([^"]*)"$/ do |time|
  Timecop.freeze(Time.parse(time))
end