class Kitsune::Kit::Commands::Init

def blueprint_path(relative_path)
  File.expand_path("../../blueprints/#{relative_path}", __dir__)
end

def copy_docker_templates
  dest_path = ".kitsune/docker/postgres.yml"
  copy_with_prompt(blueprint_path("docker/postgres.yml"), dest_path)
end

def copy_env_templates(selected_envs)
  selected_envs.each do |env|
    dest_path = ".kitsune/infra.#{env}.env"
    copy_with_prompt(blueprint_path(".env.template"), dest_path)
  end
end

def copy_with_prompt(source, destination)
  if File.exist?(destination)
    if yes?("⚠️  File #{destination} already exists. Overwrite? [y/N]", :yellow)
      FileUtils.cp(source, destination)
      say "✅ Overwritten: #{destination}", :cyan
    else
      say "⏩ Skipped: #{destination}", :yellow
    end
  else
    FileUtils.cp(source, destination)
    say "📝 Created: #{destination}", :cyan
  end
end

def create_base_structure
  dirs = [
    ".kitsune",
    ".kitsune/docker"
  ]
  dirs.each do |dir|
    unless Dir.exist?(dir)
      FileUtils.mkdir_p(dir)
      say "📂 Created directory: #{dir}", :cyan
    else
      say "📂 Directory already exists: #{dir}", :yellow
    end
  end
end

def create_kit_env(default_env)
  path = ".kitsune/kit.env"
  template = File.read(blueprint_path("kit.env.template"))
  content = template.gsub("KIT_ENV=development", "KIT_ENV=#{default_env}")

  if File.exist?(path)
    if yes?("⚠️  File #{path} already exists. Overwrite? [y/N]", :yellow)
      File.write(path, content)
      say "✅ Overwritten: #{path}", :cyan
    else
      say "⏩ Skipped: #{path}", :yellow
    end
  else
    File.write(path, content)
    say "📝 Created: #{path}", :cyan
  end
  say ""
  say "🎯 Kitsune Kit environment set to: #{default_env}", :green
  say "📄 Environment file used: .kitsune/infra.#{default_env}.env", :green
  say ""
end

def environments_options
  {
    "1" => "development",
    "2" => "production",
    "3" => "staging",
    "4" => "test"
  }
end

def init
  say "✨ Initializing Kitsune project...", :green
  create_base_structure
  selected_envs = select_environments
  copy_env_templates(selected_envs)
  selected_default_env = select_default_environment(selected_envs)
  create_kit_env(selected_default_env)
  copy_docker_templates
  say "🎉 Done! '.kitsune/' structure is ready.", :green
end

def select_default_environment(selected_envs)
  say "🎯 Which environment should be set as default in '.kitsune/kit.env'?", :cyan
  selected_envs.each_with_index do |env, index|
    say "  #{index + 1}) #{env}"
  end
  input = ask("➡️  Enter number [default: 1]:", :yellow)
  input = input.strip
  if input.empty?
    selected_envs[0] # default to first selected
  else
    index = input.to_i - 1
    if index >= 0 && index < selected_envs.size
      selected_envs[index]
    else
      say "⚠️ Invalid selection. Defaulting to '#{selected_envs[0]}'", :yellow
      selected_envs[0]
    end
  end
end

def select_environments
  say "🌎 Which environments do you want to create?", :cyan
  environments_options.each do |number, env|
    say "  #{number}) #{env}"
  end
  input = ask("➡️  Enter numbers separated by commas (or type 'all') [default: all]:", :yellow)
  input = input.strip.downcase
  if input.empty? || input == "all"
    environments_options.values
  else
    selected = input.split(",").map(&:strip)
    environments = selected.map { |num| environments_options[num] }.compact
    if environments.empty?
      say "⚠️ Invalid selection. Creating all environments.", :yellow
      environments_options.values
    else
      environments
    end
  end
end