RakeFile

require 'fileutils'
require 'rexml/document'
require 'json'
require 'albacore'

PROPS = 'src/CommonAssemblyInfo.cs'
SLN = 'src/FluentNHibernate.sln'
CONFIG = 'config.json'
NUSPEC = 'src/FluentNHibernate.nuspec'

module Platform

  def self.is_nix
    !RUBY_PLATFORM.match("linux|darwin").nil?
  end

  def self.runtime(cmd)
    command = cmd
    if self.is_nix
      runtime = (CLR_TOOLS_VERSION || "v4.0.30319")
      command = "mono --runtime=#{runtime} #{cmd}"
    end
    command
  end

  def self.switch(arg)
    sw = self.is_nix ? " -" : " /"
    sw + arg
  end

  def self.config
    JSON.parse(File.read(CONFIG))
  end

end 

NH_VERSION = Platform.config['build']['nh_precompiler_switch']

# Albacore.configure do |config|
  # config.log_level = :verbose
# end

def get_version
  ENV['BUILD_NUMBER'] || Platform.config['default_version_number']
end

task :default => ['ripple:restore', 'source:update_version', 'build:all']

namespace :ci do
  task :run_ci_build => ['ripple:restore', 'build:all', 'docs:build', 'package:all' ]
end

namespace :ripple do
	desc 'Restores NuGet package binaries'
	task :restore do |cmd|
	  ripple = Platform.runtime("buildsupport/ripple.exe") 
	  args = "restore"
	  sh "#{ripple} #{args}"
	end
end

namespace :source do
  desc 'Update assembly info with latest version number'
  assemblyinfo :update_version do |info|
    info.output_file = PROPS
    commit_hash = `git log -1 --format="%H%"`
    
    info.title = Platform.config['assembly_info']['title']
    info.version = get_version
    info.informational_version = Platform.config['assembly_info']['version']
    info.company_name = 'http://fluentnhibernate.org'
    info.product_name = 'FluentNHibernate'
    info.description = commit_hash[0..(commit_hash.length - 3)]
    info.copyright = "Copyright 2008-#{Time.new.year} James Gregory and contributors (Paul Batum, Hudson Akridge et al). All rights reserved."
    info.namespaces = ['System', 'System.Security', 'System.Runtime.CompilerServices']

    info.custom_attributes = {
      :CLSCompliant => true, 
	  :InternalsVisibleTo => "FluentNHibernate.Testing"
    }
    
    puts "The new version is #{info.version}"
  end
  
  task :nhibernate_version, :nhibernate_version do |t,args|
    args.with_defaults :nhibernate_version => ENV['nhibernate_version'] || NH_VERSION
  end

  desc 'Compile the source'
  msbuild :compile, [:nhibernate_version] => :nhibernate_version do |msbuild, args|
    args.with_defaults :nhibernate_version => ENV['nhibernate_version'] || NH_VERSION
    
    nh_version_precompiler_switch = 'NH' +  args.nhibernate_version.gsub('.', '')
    
    puts 'Precompiler switch: ' + nh_version_precompiler_switch
    
    msbuild.properties = {
      configuration: :Release,
      DefineConstants: nh_version_precompiler_switch,
      WarningLevel: 0
    }
    msbuild.targets [:Build]
    msbuild.solution = SLN
    msbuild.verbosity = :minimal
    msbuild.parameters = ["/p:TargetFrameworkVersion=#{Platform.config['build']['msbuild_runtime']}"]
  end
end

namespace :specs do
  desc 'Run all tests and specs'
  task :all => [:nunit, :mspec]
  
  desc 'Run MSpec specs'
  mspec :mspec do |mspec|
    mspec.command = "src/packages/Machine.Specifications.0.5.15/tools/mspec#{Platform.config['tests']['mspec_exec_suffix']}.exe"
    mspec.assemblies = [ 'src/FluentNHibernate.Specs/bin/Release/FluentNHibernate.Specs.dll' ]
  end

  desc 'Run NUnit tests'
  nunit :nunit do |nunit|
    nunit.command = 'src/packages/NUnit.2.5.7.10213/Tools/nunit-console-x86.exe'
    nunit.assemblies = [ 'src/FluentNHibernate.Testing/bin/Release/FluentNHibernate.Testing.dll' ]
    nunit.parameters = [ "/framework:#{Platform.config['tests']['nunit_framework_runtime']}" ]
  end
end

namespace :build do
  desc 'Run full build including tests'
  task :all => ['source:update_version', 'source:compile', 'specs:all'] do
    puts 'Copying output to build directory'
      Dir.mkdir 'build' unless File.exist? 'build'
      Dir.glob 'src/FluentNHibernate/bin/Release/*.{dll,pdb,xml}' do |path|
        copy path, 'build' if File.file? path
      end
    
    puts 'Build complete'
  end
end

namespace :docs do
  desc 'Create API docs'
  docu :build do |d|
    d.command = 'tools/docu/docu.exe'
    d.assemblies = [ 'build/FluentNHibernate.dll' ]
  end
end

namespace :git do
  desc "Tags the current release"
  task :tag, :assembly_info do |asm, args|
      args.with_defaults(:assembly_info => Platform.config['assembly_info']['version'])

      sh "git tag \"v#{args.version}\""
  end

  desc "Updates the version and tags the release"
  task :prep_release, :assembly_info do |task, args|
    if !args.version.nil?
      task(:update_version).invoke(args.version)

      sh "git add #{CONFIG} #{NUSPEC}"
      sh "git commit -m \"Updated version to #{args.version}\""

      task(:tag).invoke(args.version)
    end
  end
end

namespace :package do
  task :prepare_dist_directory do
    FileUtils.rm_rf 'dist'
    Dir.mkdir 'dist'
  end
  
  desc 'Create zip of source-tree'
  zip :source => :prepare_dist_directory do |zip|
    file_prefix = ENV['SourceDistFilename'] || 'fluentnhibernate-source'
    zip.directories_to_zip = ['./']
    zip.output_file = "#{file_prefix}-#{get_version}.zip"
    zip.output_path = 'dist'
    zip.exclusions = get_exclusions
  end

  def get_exclusions
    exclusions = []
    %w{build dist results output}.each {|x| exclusions << "#{x}" << "#{x}/**/**" }
    %w{bin obj}.each {|x| exclusions << "**/#{x}" << "**/#{x}/**/**" }
    [/_ReSharper/, /.user/, /.suo/, /.resharper/, /.cache/].each {|x| exclusions << x }
    exclusions
  end
  
  desc 'Create zip of binaries'
  zip :binaries => :prepare_dist_directory do |zip|
    file_prefix = ENV['BinaryDistFilename'] || 'fluentnhibernate-binary'
    zip.directories_to_zip = ['build']
    zip.output_file = "#{file_prefix}-#{get_version}.zip"
    zip.output_path = 'dist'
  end
  
  desc 'Create zip of API docs'
  zip :docs => :prepare_dist_directory do |zip|
    zip.directories_to_zip = ['output']
    zip.output_file = "fluentnhibernate-docs-#{get_version}.zip"
    zip.output_path = 'dist'
  end
  
  task :nuspec do |nu|
      config = Platform.config['nuspec']

      puts "Updating #{NUSPEC}"
      update_xml NUSPEC do |xml|
          xml.root.elements["metadata/id"].text = config['id']
          xml.root.elements["metadata/title"].text = config['title']
          xml.root.elements["metadata/version"].text = config['version']
          
          xml.root.elements["metadata/dependencies/dependency[@id='NHibernate']"].attributes['version'] = config['nhibernate_version_interval']
    
          xml.root.elements["metadata/authors"].text = "James Gregory and contributors"
          xml.root.elements["metadata/owners"].text = "jagregory, chester89"
          xml.root.elements["metadata/language"].text = "en-US"
          xml.root.elements["metadata/description"].text = "Fluent, XML-less, compile safe, automated, convention-based mappings for NHibernate."
          xml.root.elements["metadata/licenseUrl"].text = "http://github.com/jagregory/fluent-nhibernate/raw/master/LICENSE.txt"
          xml.root.elements["metadata/projectUrl"].text = "http://fluentnhibernate.org"
          xml.root.elements["metadata/tags"].text = "orm dal nhibernate conventions"

          xml.root.elements["files/file[contains(@src, 'bin\\Release\\FluentNHibernate.*')]"].attributes['target'] = "lib\\#{config['binaries_folder']}"
      end  
  end
  
  task :upgradeNhVersion, :version do |cmd, args|
	  fail "Please provide version number to work with" if not args.has_key?(:version) 
      puts "Updating NH version to #{args[:version]}"
	  puts "Editing packages.config files..."
	  packages_configs = Rake::FileList['**/packages.config']
	  packages_configs.each do |pc|
		  update_xml pc do |xml|
			xml.root.elements["package[@id='NHibernate']"].attributes['version'] = args[:version]	  
		  end  
		  puts "Upgraded #{pc}"
	  end
	  
	  puts "Editing .csproj files..."
	  project_files = Rake::FileList['**/*.csproj']
	  project_files.each do |pf|
	      update_xml pf do |xml|
		    old_value = xml.root.elements["ItemGroup[1]/Reference[contains(@Include, 'NHibernate')]/HintPath"].text
			new_value = old_value.gsub(/(\d+).(\d+).(\d+).(\d+)/, args[:version])
			xml.root.elements["ItemGroup[1]/Reference[contains(@Include, 'NHibernate')]/HintPath"].text = new_value
		  end  
		  puts "Upgraded #{pf}"
	  end
	  puts "Done."
  end
  
  nugetpack :nupack do |nu|
    nu.command = 'tools/nuget/NuGet.exe'
    nu.nuspec = NUSPEC
    nu.base_folder = 'Release'
    nu.output = 'dist'
  end

  desc 'Create nuget spec and package'
  task :nuget => [:nuspec, :nupack]
 
  desc 'Package everything (src, bin, docs, nuget)'
  task :all => [:source, :binaries, :docs, :nuget]
end

def update_xml(xml_path)
    #Open up the xml file
    xml_file = File.new(xml_path)
    xml = REXML::Document.new xml_file
	xml.context[:attribute_quote] = :quote
 
    #Allow caller to make the changes
    yield xml
 
    xml_file.close
         
    #Save the changes
    xml_file = File.open(xml_path, "w")
    formatter = REXML::Formatters::Default.new(5)
    formatter.write(xml, xml_file)
    xml_file.close 
end

task :sln do
  Thread.new do
    system "devenv #{SLN}"
  end
end