Module: OneLineFromFile

Defined in:
lib/modules/one_line_from_file.rb

Constant Summary collapse

LINES_FILE = 
'lines.txt'
USED_LINES_FILE = 
'used_lines.txt'

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#lines ⇒ Object (readonly)

store used strategies in a file with (store the md5 sum of the strategies’ text)



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# File 'lib/modules/one_line_from_file.rb', line 7

def lines
  @lines
end

Instance Method Details

#add_lines(*new_lines) ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 52

def add_lines(*new_lines)
  @lines.concat(new_lines)
end

#get_all_lines ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 28

def get_all_lines
  @fresh_lines ||= get_lines_from_file
end

#get_lines_from_file ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 20

def get_lines_from_file
  begin
    IO::readlines(LINES_FILE).map { |line| line.chomp }
  rescue Errno::ENOENT
    []
  end
end

#get_unused_lines ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 44

def get_unused_lines
  get_all_lines.reject { |line| get_used_lines.include?(line) }
end

#get_used_lines ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 40

def get_used_lines
  @used_lines ||=  get_used_lines_from_file
end

#get_used_lines_from_file ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 32

def get_used_lines_from_file
  begin
    IO::readlines(USED_LINES_FILE).map { |line| line.chomp }
  rescue Errno::ENOENT
    []
  end
end

#load_lines ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 48

def load_lines
  add_lines(*get_unused_lines)
end

#load_tweets ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 16

def load_tweets
  load_lines
end

#next ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 66

def next
  @lines.delete_at(pick)
end

#pick ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 56

def pick
  rand(lines.length)
end

#reset ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 70

def reset
  File.delete(USED_LINES_FILE) rescue nil
  @used_lines = nil
  load_lines
end

#setup_for_module ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 12

def setup_for_module
  @lines = []
end

#store(line) ⇒ Object 



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# File 'lib/modules/one_line_from_file.rb', line 60

def store(line)
  open(USED_LINES_FILE, "a") do |file|
    file.write(line + "\n")
  end
end