# frozen_string_literal: true

module Gamefic
  module Standard
    module Actions
      module Nil
        extend Gamefic::Scriptable

        meta nil, plaintext do |actor, string|
          next if string.strip.empty?

          words = string.keywords
          list = actor.epic.synonyms
          if list.include?(words[0]&.to_sym)
            if words.length > 1
              result = myself.query(actor, words[1..-1].join(' '))
              found = [result.match].compact
              avail = available(ambiguous: true)
              result = avail.query(actor, result.remainder)
              until result.match.nil?
                found.concat result.match
                result = avail.query(actor, result.remainder)
              end
              if found.empty?
                verbs = actor.epic
                            .syntaxes
                            .select { |syn| syn.synonym == words[0].to_sym }
                            .map(&:verb)
                resps = actor.epic.responses_for(*verbs)
                if resps.any? { |resp| !resp.queries.empty? }
                  actor.tell %(I recognize "#{words[0]}" as a verb but don't know what you mean by "#{words[1..-1].join(' ')}.")
                else
                  actor.tell %[I recognize "#{words[0]}" but not with the rest of your sentence. (Maybe it's a one-word command?)]
                end
              elsif result.remainder != ''
                actor.tell %(I recognize "#{string.sub(/#{result.remainder}$/, '').strip}" as a command but was confused by "#{result.remainder}.")
              elsif found.one?
                verbs = actor.epic
                            .syntaxes
                            .select { |syn| syn.synonym == words[0].to_sym }
                            .map(&:verb)
                resps = actor.epic.responses_for(*verbs)
                if resps.any? { |resp| !resp.queries.empty? }
                  actor.tell %(I recognize "#{words[0]}" and "#{found.first.name}" but could not understand them together.)
                else
                  actor.tell %[I recognize "#{words[0]}" and "#{found.first.name}" but could not understand them together. (Maybe "#{words[0]}" is a one-word command?)]
                end
              else
                verbs = actor.epic
                            .syntaxes
                            .select { |syn| syn.synonym == words[0].to_sym }
                            .map(&:verb)
                resps = actor.epic.responses_for(*verbs)
                if resps.any? { |resp| !resp.queries.empty? }
                  actor.tell %(I recognize "#{words[0]}" but I'm not sure if "#{words[1..-1].join(' ')}" means #{found.map(&:definitely).join_or}.)
                else
                  actor.tell %[I recognize "#{words[0]}" but not with the rest of your sentence. (Maybe it's a one-word command?)]
                end
              end
            else
              actor.tell %(I recognize "#{words[0]}" as a verb but could not understand it in this context.)
            end
          else
            actor.tell %(I don't recognize "#{words[0]}" as a verb.)
          end
        end
      end
    end
  end
end