require File.expand_path('../spec_helper', __FILE__)

module SpecHelper
  class Installer < Pod::Installer
    # Here we override the `source' of the pod specifications to point to the integration fixtures.
    def dependent_specification_sets
      @dependent_specification_sets ||= super
      @dependent_specification_sets.each do |set|
        def set.specification
          spec = super
          unless spec.part_of_other_pod?
            source = spec.source
            source[:git] = SpecHelper.fixture("integration/#{spec.name}").to_s
            spec.source = source
          end
          spec
        end
      end
      @dependent_specification_sets
    end
  end
end

unless SpecHelper.fixture('integration/ASIHTTPRequest/Classes').exist?
  puts "[!] You must run `git submodule update --init` for the integration spec to work, skipping."
else
  [:ios, :osx].each do |platform|
    describe "A full (integration spec) installation for platform `#{platform}'" do
      extend SpecHelper::TemporaryDirectory

      before do
        Pod::Source.reset!
        Pod::Spec::Set.reset!
        fixture('spec-repos/master') # ensure the archive is unpacked

        @config_before = config
        Pod::Config.instance = nil
        config.silent = true
        config.repos_dir = fixture('spec-repos')
        config.project_pods_root = temporary_directory + 'Pods'

        FileUtils.cp_r(fixture('integration/.'), config.project_pods_root)
      end

      after do
        Pod::Config.instance = @config_before
      end

      # TODO add a simple source file which uses the compiled lib to check that it really really works
      it "should activate required pods and create a working static library xcode project" do
        spec = Pod::Podfile.new do
          # first ensure that the correct info is available to the specs when they load
          config.rootspec = self

          self.platform platform
          dependency 'ASIWebPageRequest', '>= 1.8.1'
          dependency 'JSONKit',           '>= 1.0'
          dependency 'SSZipArchive',      '< 2'
        end

        installer = SpecHelper::Installer.new(spec)
        installer.install!

        root = config.project_pods_root
        (root + 'Reachability.podspec').should.exist if platform == :ios
        (root + 'ASIHTTPRequest.podspec').should.exist
        (root + 'ASIWebPageRequest.podspec').should.exist
        (root + 'JSONKit.podspec').should.exist
        (root + 'SSZipArchive.podspec').should.exist

        (root + 'Pods.xcconfig').read.should == installer.xcconfig.to_s

        project_file = (root + 'Pods.xcodeproj/project.pbxproj').to_s
        NSDictionary.dictionaryWithContentsOfFile(project_file).should == installer.xcodeproj.to_hash

        puts "\n[!] Compiling static library..."
        Dir.chdir(config.project_pods_root) do
          system("xcodebuild > /dev/null 2>&1").should == true
          #system("xcodebuild").should == true
        end
      end

      it "does not activate pods that are only part of other pods" do
        spec = Pod::Podfile.new do
          # first ensure that the correct info is available to the specs when they load
          config.rootspec = self

          self.platform platform
          dependency 'Reachability'
        end

        installer = SpecHelper::Installer.new(spec)
        installer.install!

        (config.project_pods_root + 'Reachability.podspec').should.exist
        (config.project_pods_root + 'ASIHTTPRequest.podspec').should.not.exist
      end

      it "adds resources to the xcode copy script" do
        spec = Pod::Podfile.new do
          # first ensure that the correct info is available to the specs when they load
          config.rootspec = self

          self.platform platform
          dependency 'SSZipArchive'
        end

        installer = SpecHelper::Installer.new(spec)
        dependency_spec = installer.build_specifications.first
        dependency_spec.resources = 'LICEN*', 'Readme.*'
        installer.install!

        contents = (config.project_pods_root + 'PodsResources.sh').read
        contents.should.include "install_resource 'SSZipArchive/LICENSE'\n" \
                                "install_resource 'SSZipArchive/Readme.markdown'"
      end

      # TODO we need to do more cleaning and/or add a --prune task
      it "overwrites an existing project.pbxproj file" do
        spec = Pod::Podfile.new do
          # first ensure that the correct info is available to the specs when they load
          config.rootspec = self

          self.platform platform
          dependency 'JSONKit'
        end
        installer = SpecHelper::Installer.new(spec)
        installer.install!

        Pod::Source.reset!
        Pod::Spec::Set.reset!
        spec = Pod::Podfile.new do
          # first ensure that the correct info is available to the specs when they load
          config.rootspec = self

          self.platform platform
          dependency 'SSZipArchive'
        end
        installer = SpecHelper::Installer.new(spec)
        installer.install!

        installer = Pod::Installer.new(spec)
        installer.generate_project
        project = Pod::Xcode::Project.new(config.project_pods_root + 'Pods.xcodeproj')
        project.source_files.should == installer.xcodeproj.source_files
      end

      #it "creates a project with multiple targets" do
        #Pod::Source.reset!
        #Pod::Spec::Set.reset!

        #podfile = Pod::Podfile.new do
          ## first ensure that the correct info is available to the specs when they load
          #config.rootspec = self
          #self.platform platform
          #target(:debug) { dependency 'SSZipArchive' }
          #target(:test, :exclusive => true) { dependency 'JSONKit' }
          #dependency 'ASIHTTPRequest'
        #end

        #installer = Pod::Installer.new(podfile)
        #installer.install!

        #puts "\n[!] Compiling static library..."
        #Dir.chdir(config.project_pods_root) do
          ##system("xcodebuild -target Pods").should == true
          #system("xcodebuild -target Pods-debug").should == true
          #system("xcodebuild -target Pods-test").should == true
        #end
      #end

      it "sets up an existing project with pods" do
        basename = platform == :ios ? 'iPhone' : 'Mac'
        projpath = temporary_directory + 'ASIHTTPRequest.xcodeproj'
        FileUtils.cp_r(fixture("integration/ASIHTTPRequest/#{basename}.xcodeproj"), projpath)
        spec = Pod::Podfile.new do
          self.platform platform
          dependency 'SSZipArchive'
        end
        installer = SpecHelper::Installer.new(spec)
        installer.install!
        installer.configure_project(projpath)
        xcworkspace = temporary_directory + 'ASIHTTPRequest.xcworkspace'
        workspace = Pod::Xcode::Workspace.new_from_xcworkspace(xcworkspace)
        workspace.projpaths.sort.should == ['ASIHTTPRequest.xcodeproj', 'Pods/Pods.xcodeproj']
        project = Pod::Xcode::Project.new(projpath)
        config = project.files.find { |f| f.path =~ /Pods.xcconfig$/ }
        config.should.not.equal nil
        copy_resources = project.objects.select_by_class(Pod::Xcode::Project::PBXShellScriptBuildPhase).find do |ss|
          ss.shellScript['PodsResources.sh']
        end
        copy_resources.should.not.equal nil
        project.targets.each do |target|
          bases = target.buildConfigurationList.buildConfigurations.map(&:baseConfigurationReference)
          bases.uniq[0].uuid.should == config.uuid
          target.buildPhases.map(&:uuid).should.include copy_resources.uuid
        end
        lib = project.files.find { |f| f.path =~ /libPods.a$/ }
        lib.should.not.equal nil
        project.objects.select_by_class(Pod::Xcode::Project::PBXFrameworksBuildPhase).each do |build_phase|
          build_phase.files.map(&:uuid).should.include lib.build_file.uuid
        end
      end

    end
  end
end
