require 't/rcfile'
require 'thor'
require 'twitter'

module T
  class Delete < Thor
    DEFAULT_HOST = 'api.twitter.com'
    DEFAULT_PROTOCOL = 'https'

    check_unknown_options!

    def initialize(*)
      super
      @rcfile = RCFile.instance
    end

    desc "block USERNAME", "Unblock a user."
    def block(username)
      username = username.strip_at
      user = client.unblock(username)
      say "@#{@rcfile.default_profile[0]} unblocked @#{user.screen_name}"
      say
      say "Run `#{$0} block #{user.screen_name}` to block."
    end

    desc "dm", "Delete the last Direct Message sent."
    def dm
      direct_message = client.direct_messages_sent(:count => 1).first
      if direct_message
        unless parent_options['force']
          exit unless yes?("Are you sure you want to permanently delete the direct message to @#{direct_message.recipient.screen_name}: #{direct_message.text}?")
        end
        direct_message = client.direct_message_destroy(direct_message.id)
        say "@#{direct_message.sender.screen_name} deleted the direct message sent to @#{direct_message.recipient.screen_name}: #{direct_message.text}"
      else
        raise Thor::Error, "Direct Message not found"
      end
    end
    map %w(m) => :dm

    desc "favorite", "Deletes the last favorite."
    def favorite
      status = client.favorites(:count => 1).first
      if status
        unless parent_options['force']
          exit unless yes?("Are you sure you want to delete the favorite of @#{status.user.screen_name}: #{status.text}?")
        end
        client.unfavorite(status.id)
        say "@#{@rcfile.default_profile[0]} unfavorited @#{status.user.screen_name}'s latest status: #{status.text}"
        say
        say "Run `#{$0} favorite #{status.user.screen_name}` to favorite."
      else
        raise Thor::Error, "Tweet not found"
      end
    end
    map %w(fave) => :favorite

    desc "status", "Delete a Tweet."
    def status
      user = client.user
      if user.status
        unless parent_options['force']
          exit unless yes?("Are you sure you want to permanently delete the status: #{user.status.text}?")
        end
        status = client.status_destroy(user.status.id)
        say "@#{@rcfile.default_profile[0]} deleted the status: #{status.text}"
      else
        raise Thor::Error, "Tweet not found"
      end
    end
    map %w(post tweet update) => :status

    no_tasks do

      def base_url
        "#{protocol}://#{host}"
      end

      def client
        return @client if @client
        @rcfile.path = parent_options['profile'] if parent_options['profile']
        @client = Twitter::Client.new(
          :endpoint => base_url,
          :consumer_key => @rcfile.default_consumer_key,
          :consumer_secret => @rcfile.default_consumer_secret,
          :oauth_token => @rcfile.default_token,
          :oauth_token_secret  => @rcfile.default_secret
        )
      end

      def host
        parent_options['host'] || DEFAULT_HOST
      end

      def protocol
        parent_options['no_ssl'] ? 'http' : DEFAULT_PROTOCOL
      end

    end
  end
end