# frozen_string_literal: true

require_relative 'portainer_cli/version'
require_relative 'portainer_cli/config'
require_relative 'portainer_cli/client'
require_relative 'portainer_cli/commands/base'
require_relative 'portainer_cli/commands/configure'
require_relative 'portainer_cli/commands/list'
require_relative 'portainer_cli/commands/create'
require_relative 'portainer_cli/commands/exec'
require_relative 'portainer_cli/commands/console'

module PortainerCli
  module CLI
    def self.require_config!(config)
      return if config.valid?
      $stderr.puts "Not configured. Run: portainer-cli configure"
      exit 1
    end

    HELP = <<~HELP
      portainer-cli #{PortainerCli::VERSION}

      Usage:
        portainer-cli configure                                  Set Portainer URL and credentials
        portainer-cli list endpoints                             List environments
        portainer-cli list stacks                                List stacks
        portainer-cli list containers <endpoint-id>             List containers
        portainer-cli list volumes    <endpoint-id>             List volumes
        portainer-cli list networks   <endpoint-id>             List networks
        portainer-cli create stack    --endpoint ID --name NAME --file FILE
        portainer-cli create container --endpoint ID --image IMAGE [--name NAME] [--port h:c] [--env K=V]
        portainer-cli console <stack> [container]                Open interactive shell (resolves endpoint automatically)
          --shell SHELL                                          Shell to use (default: /bin/sh)
          --run CMD                                              Run command instead of a bare shell
        portainer-cli exec <endpoint-id> <container>            Open interactive shell (manual endpoint)
          --shell SHELL                                          Shell to use (default: /bin/sh)

      Config file: ~/.portainer-cli/config.yml
    HELP

    def self.run(argv)
      debug = argv.delete('--debug')
      config = Config.load
      cmd    = argv.shift&.downcase

      case cmd
      when 'configure', 'config'
        Commands::Configure.new(config).run(argv)
      when 'list', 'ls'
        require_config!(config)
        client = Client.new(config)
        Commands::List.new(config, client).run(argv)
      when 'create', 'add'
        require_config!(config)
        client = Client.new(config)
        Commands::Create.new(config, client).run(argv)
      when 'console'
        require_config!(config)
        client = Client.new(config)
        Commands::Console.new(config, client, debug: debug).run(argv)
      when 'exec', 'shell'
        require_config!(config)
        client = Client.new(config)
        Commands::Exec.new(config, client, debug: debug).run(argv)
      when 'version', '--version', '-v'
        puts "portainer-cli #{PortainerCli::VERSION}"
      when 'help', '--help', '-h', nil
        puts HELP
      else
        $stderr.puts "Unknown command: #{cmd}"
        $stderr.puts HELP
        exit 1
      end
    end
  end
end