Class: QuizGame

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

Overview

クイズゲームを管理・実行するクラス。

Defined Under Namespace

Classes: NoQuizError

Constant Summary collapse

QUIT_STR = 
"q"
NUM_EMPTY_LINE =

NEXT_STR = “”

8

Instance Method Summary collapse

Constructor Details

#initialize(requirement, problems, picker_file) ⇒ QuizGame

クイズデータを読み込む。



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# File 'lib/quizgame/quizgame.rb', line 27

def initialize(requirement, problems, picker_file)
  @requirement = requirement
  @problems    = problems
  @weight_file = picker_file
end

Instance Method Details

#run(norma) ⇒ Object

条件を満たすまでクイズを実行。 norma は終了条件の数



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# File 'lib/quizgame/quizgame.rb', line 35

def run(norma)
  begin
    picker = WeightedPicker.load_file @weight_file
    picker.merge @problems.keys
  rescue WeightedPicker::InvalidWeightError
    puts "Error!"
    puts "#{@weight_file} contains float weight. Use integers as weights."
    exit
  rescue Errno::ENOENT
    #puts "TEST"
    picker = WeightedPicker.new({})
    picker.merge @problems.keys
  end

  correct_count = 0
  problem_count = 0
  show_statement(norma)
  puts "Requirement: ", @requirement

  start_time = Time.new

  while (problem_count < norma )
    id = picker.pick
    problem = @problems[id]

    puts "-"*60
    print "[Q.#{problem_count+1}, #{id}] "
    problem.exhibit_question

    input_str = user_input
    (puts "-- Interrupted --"; break) if (input_str == QUIT_STR)
    #(puts "-- Next --"; next) if (input_str == NEXT_STR)

    problem_count += 1
    if problem.correct?(input_str)
      correct_count += 1
      picker.lighten(id)
    else
      picker.weigh(id)
    end

    puts show_result(problem, input_str)
    puts problem.show_supplement
    #pp correct_count
    #pp problem_count
    #pp @norma
    printf( "[%d correct / %d problems / %d norma]\n",
      correct_count, problem_count, norma)
  end

  File.open(@weight_file, "w"){|io| picker.dump(io) }

  puts "="*60
  sleep(0.35) #Visual effect. A little stop before showing results.
  if (correct_count == norma)
    show_great
  end

  printf("result: [%d correct / %d problems]",
      correct_count, problem_count)

  begin
    printf("  %2d\%\n", (correct_count.to_f/ problem_count*100).to_i)
  rescue FloatDomainError
    puts "  No problem is answered."
  end

  print "Time: ", Time.now - start_time, "\n"
end