# frozen_string_literal: true

module Legion
  class Service
    def modules
      [Legion::Crypt, Legion::Transport, Legion::Cache, Legion::Data, Legion::Supervision].freeze
    end

    def initialize(transport: true, cache: true, data: true, supervision: true, extensions: true, crypt: true, log_level: 'info') # rubocop:disable Metrics/ParameterLists
      setup_logging(log_level)
      Legion::Logging.debug('Starting Legion::Service')
      setup_settings
      Legion::Logging.info "node name: #{Legion::Settings[:client][:name]}"

      require 'legion/crypt' if crypt
      Legion::Crypt.start if crypt
      setup_transport if transport
      setup_cache if cache
      setup_data if data
      setup_supervision if supervision
      require 'legion/runner'

      load_extensions if extensions
      Legion::Crypt.setup_safe if crypt

      Legion::Settings[:client][:ready] = true
    end

    def setup_cache
      require 'legion/cache'
      Legion::Cache.setup
    end

    def setup_data
      require 'legion/data'
      Legion::Settings.merge_settings(:data, Legion::Data::Settings.default)
      Legion::Data.setup
    end

    def setup_settings
      require 'legion/settings'
      Legion::Logging.debug('Loading Legion::Settings')
      Legion::Settings.load(config_dir: './settings')
      Legion::Logging.info('Legion::Settings Loaded')
    end

    def setup_logging(_log_level = 'info')
      require 'legion/logging'
      Legion::Logging.setup(level: 'info', trace: true)
    end

    def setup_transport
      require 'legion/transport'
      Legion::Settings.merge_settings(:transport, Legion::Transport::Settings.default)
      Legion::Transport::Connection.setup
    end

    def setup_supervision
      require_relative('supervison')
      @supervision = Legion::Supervision.setup
    end

    def shutdown
      Legion::Logging.info('Legion::Service.shutdown was called')
      @shutdown = true
      Legion::Extensions.shutdown

      sleep(0.2)
      Legion::Data.shutdown
      Legion::Cache.shutdown
      Legion::Transport::Connection.shutdown
      Legion::Crypt.shutdown
    end

    def load_extensions
      require 'legion/runner'
      Legion::Extensions.hook_extensions
    end
  end
end