/**
Generic template helper definitions for command-line output.
@module console-helpers.js
@license MIT. See LICENSE.md for details.
*/

(function() {



  var PAD   = require('string-padding')
    , LO    = require('lodash')
    , CHALK = require('chalk')
    , _     = require('underscore');
              require('../utils/string');



  var consoleFormatHelpers = module.exports = {

    v: function( val, defaultVal, padding, style ) {
      retVal = ( val === null || val === undefined ) ? defaultVal : val;
      var spaces = 0;
      if( String.is(padding) ) {
        spaces = parseInt( padding, 10 );
        if( isNaN(spaces) ) spaces = 0;
      }
      else if( _.isNumber(padding) ) {
        spaces = padding;
      }

      if( spaces !== 0 )
        retVal = PAD( retVal, Math.abs(spaces), null, spaces > 0 ? PAD.LEFT : PAD.RIGHT );

      if( style && String.is( style )) {
        retVal = LO.get( CHALK, style )( retVal );
      }

      return retVal;
    },

    gapLength: function(val) {
      if( val < 35 )
        return CHALK.green.bold(val);
      else if( val < 95 )
        return CHALK.yellow.bold(val);
      else
        return CHALK.red.bold(val);
    },

    style: function( val, style ) {
      return LO.get( CHALK, style )( val );
    },

    isPlural: function( val, options ) {
      if( val > 1 )
        return options.fn(this);
    },

    pad: function( val, spaces ) {
      return PAD(val, Math.abs(spaces), null, spaces > 0 ? PAD.LEFT : PAD.RIGHT );
    }
  };



}());