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/*jslint unparam: true, browser: true, indent: 2 */

;(function ($, window, document, undefined) {
  'use strict';

  Foundation.libs.tooltips = {
    name: 'tooltips',

    version : '4.1.0',

    settings : {
      selector : '.has-tip',
      additionalInheritableClasses : [],
      tooltipClass : '.tooltip',
      tipTemplate : function (selector, content) {
        return '' + content + '';
      }
    },

    cache : {},

    init : function (scope, method, options) {
      var self = this;
      this.scope = scope || this.scope;

      if (typeof method === 'object') {
        $.extend(true, this.settings, method);
      }

      if (typeof method != 'string') {
        if (Modernizr.touch) {
          $(this.scope)
            .on('click.fndtn.tooltip touchstart.fndtn.tooltip touchend.fndtn.tooltip', 
              '[data-tooltip]', function (e) {
              e.preventDefault();
              $(self.settings.tooltipClass).hide();
              self.showOrCreateTip($(this));
            })
            .on('click.fndtn.tooltip touchstart.fndtn.tooltip touchend.fndtn.tooltip', 
              this.settings.tooltipClass, function (e) {
              e.preventDefault();
              $(this).fadeOut(150);
            });
        } else {
          $(this.scope)
            .on('mouseenter.fndtn.tooltip mouseleave.fndtn.tooltip', 
              '[data-tooltip]', function (e) {
              var $this = $(this);

              if (e.type === 'mouseover' || e.type === 'mouseenter') {
                self.showOrCreateTip($this);
              } else if (e.type === 'mouseout' || e.type === 'mouseleave') {
                self.hide($this);
              }
            });
        }

        // $(this.scope).data('fndtn-tooltips', true);
      } else {
        return this[method].call(this, options);
      }

    },

    showOrCreateTip : function ($target) {
      var $tip = this.getTip($target);

      if ($tip && $tip.length > 0) {
        return this.show($target);
      }

      return this.create($target);
    },

    getTip : function ($target) {
      var selector = this.selector($target),
          tip = null;

      if (selector) {
        tip = $('span[data-selector=' + selector + ']' + this.settings.tooltipClass);
      }

      return (typeof tip === 'object') ? tip : false;
    },

    selector : function ($target) {
      var id = $target.attr('id'),
          dataSelector = $target.attr('data-tooltip') || $target.attr('data-selector');

      if ((id && id.length < 1 || !id) && typeof dataSelector != 'string') {
        dataSelector = 'tooltip' + Math.random().toString(36).substring(7);
        $target.attr('data-selector', dataSelector);
      }

      return (id && id.length > 0) ? id : dataSelector;
    },

    create : function ($target) {
      var $tip = $(this.settings.tipTemplate(this.selector($target), $('').html($target.attr('title')).html())),
          classes = this.inheritable_classes($target);

      $tip.addClass(classes).appendTo('body');
      if (Modernizr.touch) {
        $tip.append('tap to close ');
      }
      $target.removeAttr('title').attr('title','');
      this.show($target);
    },

    reposition : function (target, tip, classes) {
      var width, nub, nubHeight, nubWidth, column, objPos;

      tip.css('visibility', 'hidden').show();

      width = target.data('width');
      nub = tip.children('.nub');
      nubHeight = this.outerHeight(nub);
      nubWidth = this.outerHeight(nub);

      objPos = function (obj, top, right, bottom, left, width) {
        return obj.css({
          'top' : (top) ? top : 'auto',
          'bottom' : (bottom) ? bottom : 'auto',
          'left' : (left) ? left : 'auto',
          'right' : (right) ? right : 'auto',
          'width' : (width) ? width : 'auto'
        }).end();
      };

      objPos(tip, (target.offset().top + this.outerHeight(target) + 10), 'auto', 'auto', target.offset().left, width);

      if ($(window).width() < 767) {
        objPos(tip, (target.offset().top + this.outerHeight(target) + 10), 'auto', 'auto', 12.5, $(this.scope).width());
        tip.addClass('tip-override');
        objPos(nub, -nubHeight, 'auto', 'auto', target.offset().left);
      } else {
        var left = target.offset().left;
        if (Foundation.rtl) {
          left = target.offset().left + target.offset().width - this.outerWidth(tip);
        }
        objPos(tip, (target.offset().top + this.outerHeight(target) + 10), 'auto', 'auto', left, width);
        tip.removeClass('tip-override');
        if (classes && classes.indexOf('tip-top') > -1) {
          objPos(tip, (target.offset().top - this.outerHeight(tip)), 'auto', 'auto', left, width)
            .removeClass('tip-override');
        } else if (classes && classes.indexOf('tip-left') > -1) {
          objPos(tip, (target.offset().top + (this.outerHeight(target) / 2) - nubHeight*2.5), 'auto', 'auto', (target.offset().left - this.outerWidth(tip) - nubHeight), width)
            .removeClass('tip-override');
        } else if (classes && classes.indexOf('tip-right') > -1) {
          objPos(tip, (target.offset().top + (this.outerHeight(target) / 2) - nubHeight*2.5), 'auto', 'auto', (target.offset().left + this.outerWidth(target) + nubHeight), width)
            .removeClass('tip-override');
        }
      }

      tip.css('visibility', 'visible').hide();
    },

    inheritable_classes : function (target) {
      var inheritables = ['tip-top', 'tip-left', 'tip-bottom', 'tip-right', 'noradius'].concat(this.settings.additionalInheritableClasses),
          classes = target.attr('class'),
          filtered = classes ? $.map(classes.split(' '), function (el, i) {
            if ($.inArray(el, inheritables) !== -1) {
              return el;
            }
          }).join(' ') : '';

      return $.trim(filtered);
    },

    show : function ($target) {
      var $tip = this.getTip($target);

      this.reposition($target, $tip, $target.attr('class'));
      $tip.fadeIn(150);
    },

    hide : function ($target) {
      var $tip = this.getTip($target);

      $tip.fadeOut(150);
    },

    // deprecate reload
    reload : function () {
      var $self = $(this);

      return ($self.data('fndtn-tooltips')) ? $self.foundationTooltips('destroy').foundationTooltips('init') : $self.foundationTooltips('init');
    },

    off : function () {
      $(this.scope).off('.fndtn.tooltip');
      $(this.settings.tooltipClass).each(function (i) {
        $('[data-tooltip]').get(i).attr('title', $(this).text());
      }).remove();
    }
  };
}(Foundation.zj, this, this.document));