class Challenge

# File plugins/challenge.rb, line 38
def self.game_command(game:, bet:)
  case game
  when "blackjack"
    bet ? "blackjack new #{bet}" : "blackjack new 50"
  when "bingo"
    "bingo new"
  else
    game
  end
end

# File plugins/challenge.rb, line 26
def self.parse_challenge(text)
  parts = text.to_s.strip.split(/\s+/)
  return { error: usage_message } if parts.length < 2

  nick = parts[0]
  game = parts[1].downcase
  return { error: usage_message } unless SUPPORTED_GAMES.include?(game)

  bet = parts[2]&.to_i
  { nick: nick, game: game, bet: bet }
end

# File plugins/challenge.rb, line 22
def self.usage_message
  "Usage: !challenge <nick> <game> [bet] | !accept | !decline"
end

# File plugins/challenge.rb, line 85
def accept(m)
  handle_response(m, accepted: true)
end

# File plugins/challenge.rb, line 89
def decline(m)
  handle_response(m, accepted: false)
end

# File plugins/challenge.rb, line 49
def execute(m, args)
  unless m.channel
    m.reply "Challenges must be issued in a channel"
    return
  end

  parsed = self.class.parse_challenge(args)
  if parsed[:error]
    m.reply parsed[:error]
    return
  end

  target = m.channel.user_list.find { |user| user.nick.casecmp?(parsed[:nick]) }
  unless target
    m.reply "#{parsed[:nick]} is not in this channel"
    return
  end

  challenge = {
    "id" => SecureRandom.hex(4),
    "challenger" => m.user.nick,
    "target" => target.nick,
    "game" => parsed[:game],
    "bet" => parsed[:bet],
    "at" => RabbotDb.iso_time(Time.now)
  }
  ChallengeStore.save(network: bot.config.server, channel: m.channel.name, challenge: challenge)
  m.reply "#{target.nick}: #{m.user.nick} challenges you to #{parsed[:game]} — !accept or !decline (#{EXPIRE_SEC}s)"

  AsyncJob.run(label: "challenge_expire") do
    sleep EXPIRE_SEC
    current = ChallengeStore.get(network: bot.config.server, channel: m.channel.name)
    ChallengeStore.clear(network: bot.config.server, channel: m.channel.name) if current && current["id"] == challenge["id"]
  end
end

# File plugins/challenge.rb, line 93
def handle_response(m, accepted:)
  unless m.channel
    m.reply "Use !accept or !decline in a channel"
    return
  end

  challenge = ChallengeStore.get(network: bot.config.server, channel: m.channel.name)
  unless challenge
    m.reply "No pending challenge"
    return
  end

  unless challenge["target"].to_s.casecmp?(m.user.nick)
    m.reply "That challenge is not for you"
    return
  end

  ChallengeStore.clear(network: bot.config.server, channel: m.channel.name)
  if accepted
    command = self.class.game_command(game: challenge["game"], bet: challenge["bet"])
    m.channel.send("!#{command}")
    m.reply "Challenge accepted — #{command}"
  else
    m.reply "Challenge declined"
  end
end