#!/usr/bin/env ruby
# frozen_string_literal: true

# Script to add test targets to the Xcode project
# Usage: ruby Scripts/setup_tests.rb
#
# Prerequisites:
#   gem install xcodeproj

require 'xcodeproj'

PROJECT_PATH = 'PortfolioJournal.xcodeproj'
UNIT_TEST_TARGET_NAME = 'PortfolioJournalTests'
UNIT_TEST_BUNDLE_ID = 'com.alexandrevazquez.PortfolioJournalTests'

def main
  puts "Opening project at #{PROJECT_PATH}..."
  project = Xcodeproj::Project.open(PROJECT_PATH)

  # Check if test target already exists
  if project.targets.any? { |t| t.name == UNIT_TEST_TARGET_NAME }
    puts "Test target '#{UNIT_TEST_TARGET_NAME}' already exists. Skipping creation."
    return
  end

  puts "Creating unit test target..."

  # Find the main app target
  main_target = project.targets.find { |t| t.name == 'PortfolioJournal' }
  unless main_target
    puts "Error: Could not find main app target 'PortfolioJournal'"
    exit 1
  end

  # Create the unit test target
  test_target = project.new_target(
    :unit_test_bundle,
    UNIT_TEST_TARGET_NAME,
    :ios,
    '17.6',
    main_target
  )

  # Configure build settings
  test_target.build_configurations.each do |config|
    config.build_settings['BUNDLE_LOADER'] = '$(TEST_HOST)'
    config.build_settings['TEST_HOST'] = '$(BUILT_PRODUCTS_DIR)/PortfolioJournal.app/$(BUNDLE_EXECUTABLE_FOLDER_PATH)/PortfolioJournal'
    config.build_settings['PRODUCT_BUNDLE_IDENTIFIER'] = UNIT_TEST_BUNDLE_ID
    config.build_settings['SWIFT_VERSION'] = '5.0'
    config.build_settings['CODE_SIGN_STYLE'] = 'Automatic'
    config.build_settings['DEVELOPMENT_TEAM'] = '2825Q76T7H'
    config.build_settings['INFOPLIST_FILE'] = ''
    config.build_settings['GENERATE_INFOPLIST_FILE'] = 'YES'
    config.build_settings['SWIFT_EMIT_LOC_STRINGS'] = 'NO'
    config.build_settings['ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES'] = '$(inherited)'
    config.build_settings['LD_RUNPATH_SEARCH_PATHS'] = [
      '$(inherited)',
      '@executable_path/Frameworks',
      '@loader_path/Frameworks'
    ]
  end

  # Add test target dependency on main target
  test_target.add_dependency(main_target)

  # Create file references for test files
  tests_group = project.main_group.find_subpath('PortfolioJournalTests', true)
  tests_group.set_source_tree('<group>')
  tests_group.set_path('PortfolioJournalTests')

  # Find all test Swift files
  test_files_path = File.join(File.dirname(PROJECT_PATH), 'PortfolioJournalTests')
  if Dir.exist?(test_files_path)
    Dir.glob("#{test_files_path}/**/*.swift").each do |file_path|
      relative_path = file_path.sub("#{test_files_path}/", '')

      # Create subgroups as needed
      path_components = relative_path.split('/')
      current_group = tests_group

      path_components[0...-1].each do |component|
        subgroup = current_group.find_subpath(component, true)
        subgroup.set_source_tree('<group>')
        current_group = subgroup
      end

      # Add file reference
      file_name = path_components.last
      file_ref = current_group.new_file(file_path)
      test_target.source_build_phase.add_file_reference(file_ref)
    end
  end

  puts "Saving project..."
  project.save

  puts "✅ Test target '#{UNIT_TEST_TARGET_NAME}' created successfully!"
  puts ""
  puts "Next steps:"
  puts "1. Open Xcode and build the project"
  puts "2. Run tests with: xcodebuild test -scheme PortfolioJournal -destination 'platform=iOS Simulator,name=iPhone 17'"
  puts "   Or use: make test"
end

begin
  main
rescue LoadError => e
  puts "Error: xcodeproj gem not found."
  puts "Install it with: gem install xcodeproj"
  puts ""
  puts "Alternatively, add the test target manually in Xcode:"
  puts "1. File > New > Target > iOS Unit Testing Bundle"
  puts "2. Name it 'PortfolioJournalTests'"
  puts "3. Add the test files from PortfolioJournalTests folder"
  exit 1
rescue => e
  puts "Error: #{e.message}"
  puts e.backtrace.first(5).join("\n")
  exit 1
end