Class: StackWars::TextDisplay

Inherits:
Object
  • Object
show all
Defined in:
lib/stack_wars/text_display.rb

Constant Summary collapse

COLOR_SYM = 
{ "black" => "B", "white" => "W" }
HEADER = 
"#{' '*7}#{(0..8).to_a.join(' '*6)}"
SEPARATOR = 
"#{' '*6} #{9.times.map { '|' }.join(' '*6)}"
BLACK_BORDER = 
"#{' '*5}#{COLOR_SYM['black']*61}"
WHITE_BORDER = 
"#{' '*5}#{COLOR_SYM['white']*61}"

Instance Method Summary collapse

Constructor Details

#initialize(battlefield) ⇒ TextDisplay

Returns a new instance of TextDisplay.



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# File 'lib/stack_wars/text_display.rb', line 10

def initialize(battlefield)
  @battlefield = battlefield
end

Instance Method Details

#format_territory(territory) ⇒ Object 



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# File 'lib/stack_wars/text_display.rb', line 26

def format_territory(territory)
  if territory.occupied?
    "(#{COLOR_SYM[territory.occupant]}#{territory.army_strength.to_s.rjust(2)})"
  else
    "(___)"
  end
end

#inspect ⇒ Object

loses instance variables, but better than hitting to_s() by default



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# File 'lib/stack_wars/text_display.rb', line 15

alias_method :inspect, :to_s

#to_s ⇒ Object 



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# File 'lib/stack_wars/text_display.rb', line 17

def to_s
  battlefield_text = @battlefield.map.with_index do |row, row_index|
    r_text = row.map { |territory| format_territory(territory) }.join("--")
    "#{row_index.to_s.rjust(3)}  #{r_text}\n"
  end.join("#{SEPARATOR}\n")

  [HEADER, WHITE_BORDER, battlefield_text.chomp, BLACK_BORDER].join("\n")
end