Class: WizardsCastle::Castle

Inherits:
Object
  • Object
show all
Defined in:
lib/wizards-castle/castle.rb

Constant Summary collapse

MONSTERS = 
[:kobold, :orc, :wolf, :goblin, :ogre, :troll, :bear, :minotaur, :gargoyle, :chimera, :balrog, :dragon]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Castle

Returns a new instance of Castle.



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# File 'lib/wizards-castle/castle.rb', line 15

def initialize
  @rooms = Array.new(8*8*8, RoomContent.to_intcode(:empty_room)) # unlike BASIC, index starts at 0

  set_in_room(1,4,1,:entrance)
  (1..7).each do |floor|
    xroom = set_in_random_room(:stairs_down,floor)
    xroom[2] = xroom[2]+1
    set_in_room(*xroom,:stairs_up)
  end

  other_things = [:magic_pool, :chest, :gold, :flares, :warp, :sinkhole, :crystal_orb, :book, :vendor]
  (1..8).each do |floor|
    MONSTERS.each {|monster| set_in_random_room(monster,floor)}
    other_things.each {|thing| 3.times { set_in_random_room(thing,floor)}}
  end

  treasures = [:ruby_red, :norn_stone, :pale_pearl, :opal_eye, :green_gem, :blue_flame, :palantir, :silmaril]
  treasures.each {|treasure| set_in_random_room(treasure)}

  # Multiple curses can be in the same room, and the runestaff/orb
  # may also be later placed into a curse room.
  # This is just how the old game implemented it.
  # (I can't believe I'm using the same empty_room hack that Stetson-BASIC is using)
  @curse_location_lethargy      = set_in_random_room(:empty_room)
  @curse_location_leech         = set_in_random_room(:empty_room)
  @curse_location_forgetfulness = set_in_random_room(:empty_room)

  set_in_random_room(:runestaff_and_monster)
  @runestaff_monster = MONSTERS.sample

  @orb_of_zot_location = set_in_random_room(:orb_of_zot)
end

Instance Attribute Details

#orb_of_zot_location ⇒ Object (readonly)

Returns the value of attribute orb_of_zot_location.



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# File 'lib/wizards-castle/castle.rb', line 4

def orb_of_zot_location
  @orb_of_zot_location
end

#rooms ⇒ Object (readonly)

Returns the value of attribute rooms.



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# File 'lib/wizards-castle/castle.rb', line 4

def rooms
  @rooms
end

#runestaff_monster ⇒ Object (readonly)

Returns the value of attribute runestaff_monster.



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# File 'lib/wizards-castle/castle.rb', line 4

def runestaff_monster
  @runestaff_monster
end

Class Method Details

.down(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 85

def self.down(row,col,floor)
  floor==8 ? [row,col,1] : [row,col,floor+1]
end

.east(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 77

def self.east(row,col,floor)
  col==8 ? [row,1,floor] : [row,col+1,floor]
end

.flare_locs(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 96

def self.flare_locs(row,col,floor)
  top_row = row==1 ? 8 : row-1
  bottom_row = row==8 ? 1 : row+1
  left_col = col==1 ? 8 : col-1
  right_col = col==8 ? 1 : col+1
  rv = Array.new
  rv << [top_row,left_col,floor]      # top-left
  rv << [top_row,col,floor]           # top-middle
  rv << [top_row,right_col,floor]     # top-right
  rv << [row,left_col,floor]          # left
  rv << [row,col,floor]               # center
  rv << [row,right_col,floor]         # right
  rv << [bottom_row,left_col,floor]   # bottom-left
  rv << [bottom_row,col,floor]        # bottom-middle
  rv << [bottom_row,right_col,floor]  # bottom-right
  rv
end

.move(dir, row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 55

def self.move(dir,row,col,floor)
  case dir
  when "N" then return Castle.north(row,col,floor)
  when "S" then return Castle.south(row,col,floor)
  when "E" then return Castle.east(row,col,floor)
  when "W" then return Castle.west(row,col,floor)
  else raise "Illegal direction '#{dir}'"
  end
end

.north(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 65

def self.north(row,col,floor)
  row==1 ? [8,col,floor] : [row-1,col,floor]
end

.random_room(floor = nil) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 89

def self.random_room(floor=nil)
  row = Random.rand(8)+1
  col = Random.rand(8)+1
  floor ||= Random.rand(8)+1
  [row,col,floor]
end

.room_index(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 49

def self.room_index(row,col,floor)
  # Equivalent to FND from BASIC, except -1 because @rooms is indexing from 0.
  raise "value out of range: (#{row},#{col},#{floor})" if [row,col,floor].any?{|n| n<1 || n>8}
  64*(floor-1)+8*(row-1)+col-1
end

.south(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 69

def self.south(row,col,floor)
  row==8 ? [1,col,floor] : [row+1,col,floor]
end

.up(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 81

def self.up(row,col,floor)
  floor==1 ? [row,col,8] : [row,col,floor-1]
end

.west(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 73

def self.west(row,col,floor)
  col==1 ? [row,8,floor] : [row,col-1,floor]
end

Instance Method Details

#debug_display ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 143

def debug_display
  lines = []
  loc_runestaff = nil
  loc_orb_of_zot = nil

  (1..8).each do |floor|
    lines << "===LEVEL #{floor}"
    (1..8).each do |row|
      lines << " "
      (1..8).each do |col|
        rc = room(row,col,floor)
        lines.last << " "+rc.display
      end
    end
  end

  lines << "==="
  lines << "Curses: Lethargy=#{@curse_location_lethargy.join(',')}"
  lines.last << " Leech=#{@curse_location_leech.join(',')}"
  lines.last << " Forget=#{@curse_location_forgetfulness.join(',')}"

  if @runestaff_location
    lines << "Runestaff:  #{runestaff_location.join(',')} (#{@runestaff_monster})"
  else
    lines << "Runestaff removed from last location"
  end
  lines << "Orb of Zot: #{orb_of_zot_location.join(',')}"

  lines
end

#room(row, col, floor) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 114

def room(row,col,floor)
  lethargy      = [row,col,floor]==@curse_location_lethargy
  leech         = [row,col,floor]==@curse_location_leech
  forgetfulness = [row,col,floor]==@curse_location_forgetfulness
  monster_type  = [row,col,floor]==@runestaff_location ? @runestaff_monster : nil
  RoomContent.new(@rooms[Castle.room_index(row,col,floor)],lethargy,leech,forgetfulness,monster_type)
end

#set_in_random_room(symbol, floor = nil) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 132

def set_in_random_room(symbol,floor=nil)
  10000.times do
    row,col,floor = Castle.random_room(floor)
    if room(row,col,floor).symbol == :empty_room
      set_in_room(row,col,floor,symbol)
      return [row,col,floor]
    end
  end
  raise "can't find empty room"
end

#set_in_room(row, col, floor, symbol) ⇒ Object 



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# File 'lib/wizards-castle/castle.rb', line 122

def set_in_room(row,col,floor,symbol)
  if self.room(row,col,floor).symbol==:runestaff_and_monster
    @runestaff_location = nil
  end
  if symbol==:runestaff_and_monster
    @runestaff_location = [row,col,floor]
  end
  @rooms[Castle.room_index(row,col,floor)] = RoomContent.to_intcode(symbol)
end