class Roll

# File plugins/roll.rb, line 12
def self.command_pattern
  /roll(?: (\d+)(?: (\d+))?)?$/i
end

# File plugins/roll.rb, line 46
def self.format_roll(results)
  return results.first.to_s if results.length == 1

  "#{results.join(', ')} (#{results.sum})"
end

# File plugins/roll.rb, line 28
def self.parse_args(count_str, sides_str)
  count = count_str.nil? ? DEFAULT_COUNT : count_str.to_i
  sides = sides_str.nil? ? DEFAULT_SIDES : sides_str.to_i

  return { error: usage_message } if count < 1 || count > MAX_COUNT
  return { error: usage_message } if sides < MIN_SIDES || sides > MAX_SIDES

  { count: count, sides: sides }
end

# File plugins/roll.rb, line 52
def self.roll(count_str = nil, sides_str = nil, rand: ->(max) { Random.rand(1..max) })
  parsed = parse_args(count_str, sides_str)
  return parsed[:error] if parsed[:error]

  results = roll_dice(parsed[:count], parsed[:sides], rand: rand)
  format_roll(results)
end

# File plugins/roll.rb, line 42
def self.roll_dice(count, sides, rand: ->(max) { Random.rand(1..max) })
  Array.new(count) { roll_value(sides, rand: rand) }
end

# File plugins/roll.rb, line 38
def self.roll_value(sides, rand: ->(max) { Random.rand(1..max) })
  rand.call(sides)
end

# File plugins/roll.rb, line 24
def self.usage_message
  "Usage: !roll [count] [sides] — e.g. !roll, !roll 3, !roll 3 12"
end

# File plugins/roll.rb, line 64
def execute(m, count_str = nil, sides_str = nil)
  flood_safe_reply(m, roll(count_str, sides_str))
end

# File plugins/roll.rb, line 60
def roll(count_str = nil, sides_str = nil, **options)
  self.class.roll(count_str, sides_str, **options)
end