# frozen_string_literal: true

require 'cocoapods'
require 'xcodeproj'

module GoNative
  module Plugins
    module IOS
      class BuildFramework
        autoload :FileUtils, 'fileutils'
        
        extend DSL::Serviceable

        BUILD_TEMPLATE_DIRECTORY_PATH = File.expand_path(File.join(__dir__, '../../../..', 'templates', 'build', 'ios'))
        
        attr_reader :plugin_name

        def initialize
          @plugin_name = Utils::SanitizePluginName.call(FileUtils.pwd.split('/').last, 'ios') + 'Plugin'
        end
        
        def call
          setup_dirs
          create_framework_proj
          move_template_files
          run_pod_install
          chmod_frameworks_script!
          build_framework!
          move_framework_file
        ensure
          FileUtils.cd('..')
          FileUtils.rm_rf('build')
        end
        
        def setup_dirs
          build_dir = File.join(FileUtils.pwd, 'build')
          FileUtils.mkdir(build_dir)
          FileUtils.cd(build_dir)
        end
        
        def create_framework_proj
          proj = Xcodeproj::Project.new(FileUtils.pwd)
          target = proj.new_target(:framework, "#{plugin_name}", :ios, '10.0')
          main_group = proj.new_group(plugin_name, plugin_name)
          classes_group = main_group.new_group('Classes', 'Classes')
          references = Dir.glob("../#{plugin_name}/Classes/**").map{ |file| classes_group.new_file("../../#{file}") }
          target.add_file_references(references)
          target.build_configurations.each do |config|
            config.build_settings['GENERATE_INFOPLIST_FILE'] = 'YES'
          end
          proj.save("#{plugin_name}.xcodeproj")
        end
        
        def move_template_files
          spec = Pod::Specification.from_file("../#{plugin_name}.podspec")
          plugin_dependencies = spec.dependencies.map{|d| ["pod '#{d.name}'", "'#{d.requirement}'"].compact.join(', ') } * "\n\t"
          FileUtils.cp_r("#{BUILD_TEMPLATE_DIRECTORY_PATH}/.", '.')
          Utils::TemplateInflator.new(plugin_name: plugin_name, plugin_dependencies: plugin_dependencies).call
        end

        def run_pod_install
          system 'pod install'
        end

        def chmod_frameworks_script!
          FileUtils.chmod 0755, 'create-framework.sh'
        end

        def build_framework!
          Utils::UI.info 'Building framework'
          return if system('sh create-framework.sh >/dev/null 2>/dev/null')
  
          raise Error, "Error building framework. Please run the create-framework file manually to fix any errors"
        end
        
        def move_framework_file
          FileUtils.mv("XCFramework/#{plugin_name}.xcframework", '..')
        end
      end
    end
  end
end