# frozen_string_literal: true

module Hbtrack
  # This class contains the methods that 
  # are used to format the progress of a Habit
  # into string
  class HabitPrinter

    def initialize(stat_formatter)
      @stat_formatter = stat_formatter
    end

    def calculate_space_needed_for(habit, key)
      habit.longest_month.length - Util.get_month_from(key).length
    end

    def print_latest_progress(habit, no_of_space = 0)
      habit.name.to_s + ' ' * no_of_space + ' : ' +
      print_progress(
        habit.latest_progress, 
        habit.latest_stat
      )
    end

    def print_all_progress(habit)
      habit.progress.map do |key, value|        
        space = calculate_space_needed_for(habit, key)
        Util.convert_key_to_date(key, space) +
        print_progress(
          value, 
          habit.stat_for_progress(key)
        )
      end.join("\n")
    end

    def print_progress(progress, stat)
      output = progress.split('').map do |x|
        x == '0' ? CLI.red('*') : CLI.green('*')
      end.join('')
      output + ' ' * (32 - progress.size) +
        @stat_formatter.format(stat)
    end
  end
end