var Chance = require('chance');
module.exports = function(config) {
  var chance = new Chance();
  var method = function() {
	var result = '';
	Character = function() {
	  this.gender = null;
	  this.name = null;
	  this.class = null;
	  this.alignment = null;
	  this.stats = []; 
	  this.statSum = -1;
	};

	Character.prototype.create =  function() {
	  this.gender = chance.gender();
	  this.name = chance.first({gender: this.gender});

	  // Throw stats
	  for(var i = 0; i < 6; i++) {
		var throws = [chance.d6(), chance.d6(), chance.d6(), chance.d6()].sort();
		throws.splice(0, 1);
		var stat = throws.reduce(function(a, b) { return a + b; }, 0);
		this.stats.push(stat);
	  }
	  this.statSum = this.stats.reduce(function(a, b) { return a + b; }, 0);

	  // Select race
	  var races = {
		'Human': '',
		'Dwarf': 'Fighter',
		'Elf': 'Wizard',
		'Gnome': 'Bard',
		'Half-Elf': '',
		'Half-Orc': 'Barbarian',
		'Halfling': 'Rogue',
	  };

	  this.race = Object.keys(races)[chance.natural({min: 0, max: Object.keys(races).length-1})];

	  // Select alignment
	  var alignmentY = ['Good', 'Neutral', 'Evil'].splice(chance.natural({min: 0, max: 2}), 1);
	  var alignmentX = ['Lawful', 'Neutral', 'Chaotic'].splice(chance.natural({min: 0, max: 2}), 1);

	  this.alignment = (alignmentY[0] === 'Neutral' && alignmentX[0] === 'Neutral') ? 'True Neutral' : alignmentX[0] + ' ' + alignmentY[0];

	  // Select class
	  var classes = {
		'Barbarian' : '',
		'Bard': '',
		'Cleric': '',
		'Druid': '',
		'Fighter': '',
		'Monk': '',
		'Paladin': '',
		'Ranger': '',
		'Rogue': '',
		'Sorcerer': '',
	  }
	  this.class = Object.keys(classes)[chance.natural({min: 0, max: Object.keys(classes).length-1})];

	  // Select age
	  var roll = function(times, func) {
		var sum = 0;
		for(var i = 0; i < times; i++) {
		  sum += chance[func]();
		}
		return sum;
	  }
	  var ages = {
		'Human': { start: 15, classes: [roll(1, 'd4'), roll(1, 'd6'), roll(2, 'd6')] },
		'Dwarf': { start: 40, classes: [roll(3, 'd6'), roll(5, 'd6'), roll(6, 'd6')] },
		'Elf':   { start: 110, classes: [roll(4, 'd6'), roll(6, 'd6'), roll(10, 'd6')] },
		'Gnome': { start: 40, classes: [roll(4, 'd6'), roll(6, 'd6'), roll(9, 'd6')] },
		'Half-Elf': { start: 20, classes: [roll(1, 'd6'), roll(2, 'd6'), roll(3, 'd6')] },
		'Half-Orc': { start: 14, classes: [roll(1, 'd4'), roll(1, 'd6'), roll(2, 'd6')] },
		'Halfling': { start: 20, classes: [roll(2, 'd4'), roll(3, 'd6'), roll(4, 'd6')] },
	  };
	  var ageClasses = {
		'Barbarian': 0, 'Rogue': 0, 'Sorcerer': 0,
		'Bard': 1, 'Fighter': 1, 'Paladin': 1, 'Ranger': 1,
		'Cleric': 2, 'Druid': 2, 'Monk': 2, 'Wizard': 2,
	  };

	  this.age = ages[this.race].start + ages[this.race].classes[ageClasses[this.class]];

	};

	Character.prototype.toString = function() {
	  var str = this.age + " years old " + this.alignment + " " + this.gender + " " + this.race + " " + this.class + " named " + this.name;
	  str += " with stats ";
	  this.stats.forEach(function(val) {
		str += val + " ";
	  });
	  str += " ("+this.statSum+")";
	  return str;
	};

	var newChar = new Character();
	newChar.create();
	result = newChar.toString();

	return result;
  };

  return method;
}; // export