;
(function ($, undefined) {
  var dataKey = 'vomoc';
  var ie6 = !-[1, ] && !window.XMLHttpRequest;
  var effects = {
    'fade': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      node.item.eq(the.index).css({
        display: 'none',
        zIndex: 2
      }).fadeIn(opts.speed, function () {
        the._afterTransfer();
      });
    }
  };
  $.fn.vmcSlider = function (settings) {
    var run = $.type(settings) === 'string',
      args = [].slice.call(arguments, 1);
    if (!this.length) return;
    return this.each(function () {
      var $element = $(this),
        instance = $element.data(dataKey);
      if (run && settings.charAt(0) !== '_' && instance) {
        vmcSlider.prototype[settings] && vmcSlider.prototype[settings].apply(instance, args);
      } else if (!run && !instance) {
        instance = new vmcSlider($element, settings);
        instance._init();
        $element.data(dataKey, instance);
      }
    });
  };
  $.vmcSliderEffects = function () {
    if ($.isPlainObject(arguments[0])) {
      effects = $.extend({}, effects, arguments[0]);
    } else {
      effects[arguments[0]] = arguments[1];
    }
  };
  var vmcSlider = function ($element, settings) {
    var the = this;
    the.options = $.extend({}, the.options, settings);
    the.node = {
      elem: $element
    };
    the.index = 0;
    the.effectIndex = 0;
    the.animateStatus = false;
  };
  vmcSlider.prototype.options = {
    height: 433,
    gridCol: 10,
    gridRow: 5,
    gridVertical: 20,
    gridHorizontal: 10,
    autoPlay: true,
    ascending: true,
    effects: ['fade'],
    ie6Tidy: false,
    random: false,
    duration: 4000,
    speed: 900
  };
  vmcSlider.prototype._init = function () {
    var the = this,
      node = the.node,
      opts = the.options;
    the._create();
    the._setSize();
    the._bind();
    node.item.eq(the.index).show();
    node.button.eq(the.index).addClass('vui-button-cur');
    if (true === opts.autoPlay) {
      $(window).on('load', function () {
        the.time = setTimeout(function () {
          if (true === opts.ascending) {
            the._next();
          } else {
            the._prev();
          }
        }, opts.duration);
      });
    }
  };
  vmcSlider.prototype._create = function () {
    var the = this,
      node = the.node,
      opts = the.options,
      gridWidth, gridHeight;
    node.mimic = $('<div class="vui-slider"></div>');
    node.items = $('<div class="vui-items"></div>').appendTo(node.mimic);
    node.buttons = $('<div class="vui-buttons"></div>').appendTo(node.mimic);
    node.prev = $('<div class="vui-prev"></div>').appendTo(node.mimic);
    node.next = $('<div class="vui-next"></div>').appendTo(node.mimic);
    node.transfer = $('<div class="vui-transfer"></div>').appendTo(node.mimic);
    node.elem.children().each(function () {
      $('<div class="vui-item"></div>').append($(this)).appendTo(node.items);
      $('<div class="vui-button"></div>').appendTo(node.buttons);
    });
    node.item = node.items.children();
    node.button = node.buttons.children();
    node.elem.replaceWith(node.mimic);
    the.stageHtml = ['', '', ''];
    gridWidth = opts.width / opts.gridCol;
    gridHeight = opts.height / opts.gridRow;
    for (var i = 0; i < opts.gridCol * opts.gridRow; i++) {
      var top = gridHeight * Math.floor(i / opts.gridCol);
      var left = gridWidth * (i % opts.gridCol);
      the.stageHtml[0] += '<div style="position:absolute;top:' + top + 'px;left:' + left + 'px;';
      the.stageHtml[0] += 'width:' + gridWidth + 'px;height:' + gridHeight + 'px;background-position:-' + left + 'px -' + top + 'px;"></div>';
    }
    gridHeight = opts.height / opts.gridHorizontal;
    for (var i = 0; i < opts.gridHorizontal; i++) {
      the.stageHtml[1] += '<div style="position:absolute;top:' + (gridHeight * i) + 'px;left:0;';
      the.stageHtml[1] += 'width:' + opts.width + 'px;height:' + gridHeight + 'px;background-position:0 -' + (gridHeight * i) + 'px;"></div>';
    }
    gridWidth = opts.width / opts.gridVertical;
    for (var i = 0; i < opts.gridVertical; i++) {
      the.stageHtml[2] += '<div style="position:absolute;top:0;left:' + (gridWidth * i) + 'px;';
      the.stageHtml[2] += 'width:' + gridWidth + 'px;height:' + opts.height + 'px;background-position:-' + (gridWidth * i) + 'px 0;"></div>';
    }
  };
  vmcSlider.prototype._setSize = function () {
    var the = this,
      node = the.node,
      opts = the.options;
    node.mimic.width(opts.width).height(opts.height);
    node.buttons.css({
      left: (opts.width - node.buttons.width()) / 2
    });
  };
  vmcSlider.prototype._bind = function () {
    var the = this,
      node = the.node;
    node.button.on('click', function () {
      if (false === the.animateStatus) {
        clearTimeout(the.time);
        the.index = $(this).index();
        the._play();
      }
    });
    node.prev.add(node.next).hover(function () {
      $(this).addClass('vui-sidebutton-hover');
    }, function () {
      $(this).removeClass('vui-sidebutton-hover');
    }).on('click', function () {
      if (false === the.animateStatus) {
        clearTimeout(the.time);
        if ($(this).hasClass('vui-next')) {
          the._next();
        } else {
          the._prev();
        }
      }
    });
  };
  vmcSlider.prototype._play = function () {
    var the = this,
      node = the.node,
      opts = the.options;
    node.button.eq(the.index).addClass('vui-button-cur').siblings().removeClass('vui-button-cur');
    if (opts.effects.length) {
      the.animateStatus = true;
      node.transfer.children().stop(true);
      effects[the._getEffect()].call(the);
    } else {
      the._afterTransfer();
    }
  };
  vmcSlider.prototype._afterTransfer = function () {
    var the = this,
      node = the.node,
      opts = the.options;
    node.transfer.hide();
    node.item.css('zIndex', 1).eq(the.index).show().siblings().hide();
    the.animateStatus = false;
    if (true === opts.autoPlay) {
      the.time = setTimeout(function () {
        if (true === opts.ascending) {
          the._next();
        } else {
          the._prev();
        }
      }, opts.duration);
    }
  };
  vmcSlider.prototype._setStage = function (stage) {
    var the = this,
      node = the.node;
    the.url = node.item.eq(the.index).find('img')[0].src;
    node.transfer.html(the.stageHtml[stage]).show().children().css({
      backgroundImage: 'url(' + the.url + ')'
    });
  };
  vmcSlider.prototype._prev = function () {
    var the = this,
      node = the.node;
    the.index--;
    if (the.index < 0) {
      the.index = node.item.length - 1;
    }
    the._play();
  };
  vmcSlider.prototype._next = function () {
    var the = this,
      node = the.node;
    the.index++;
    if (the.index >= node.item.length) {
      the.index = 0;
    }
    the._play();
  };
  vmcSlider.prototype._getEffect = function () {
    var the = this,
      opts = the.options;
    if (ie6 && opts.ie6Tidy) {
      return 'fade';
    } else {
      var i = 0;
      if (opts.random === true) {
        i = Math.floor(opts.effects.length * Math.random());
      } else {
        i = the.effectIndex;
        the.effectIndex++;
        if (the.effectIndex >= opts.effects.length) {
          the.effectIndex = 0;
        }
      }
      return opts.effects[i];
    }
  };
  $.vmcSliderEffects({
    'fadeTopLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(0);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var x = i % opts.gridCol;
        var y = Math.floor(i / opts.gridCol);
        var delay = ((y + 1) / opts.gridRow + (x + 1) / opts.gridCol) / 2;
        delay = opts.speed / 3 * 2 * delay;
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'fadeBottomRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(0);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var x = i % opts.gridCol;
        var y = Math.floor(i / opts.gridCol);
        var delay = 1 - (y / opts.gridRow + x / opts.gridCol) / 2;
        delay = opts.speed / 3 * 2 * delay;
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'fadeLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (i + 1);
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'fadeRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (opts.gridVertical - i);
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'fadeTop': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(1);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridHorizontal * (i + 1);
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'fadeBottom': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(1);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridHorizontal * (opts.gridHorizontal - i);
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsTopLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(0);
      node.transfer.children().css({
        width: 0,
        height: 0,
        opacity: 0
      }).each(function (i) {
        var x = i % opts.gridCol;
        var y = Math.floor(i / opts.gridCol);
        var delay = ((y + 1) / opts.gridRow + (x + 1) / opts.gridCol) / 2;
        delay = opts.speed / 3 * 2 * delay;
        $(this).delay(delay).animate({
          width: opts.width / opts.gridCol,
          height: opts.height / opts.gridRow,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsBottomRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(0);
      node.transfer.children().css({
        width: 0,
        height: 0,
        opacity: 0
      }).each(function (i) {
        var x = i % opts.gridCol;
        var y = Math.floor(i / opts.gridCol);
        var delay = 1 - (y / opts.gridRow + x / opts.gridCol) / 2;
        delay = opts.speed / 3 * 2 * delay;
        $(this).delay(delay).animate({
          width: opts.width / opts.gridCol,
          height: opts.height / opts.gridRow,
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        width: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (i + 1);
        $(this).delay(delay).animate({
          width: opts.width / opts.gridVertical,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        width: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (opts.gridVertical - i);
        $(this).delay(delay).animate({
          width: opts.width / opts.gridVertical,
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsTop': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(1);
      node.transfer.children().css({
        height: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridHorizontal * (i + 1);
        $(this).delay(delay).animate({
          height: opts.height / opts.gridHorizontal,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'blindsBottom': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(1);
      node.transfer.children().css({
        height: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridHorizontal * (opts.gridHorizontal - i);
        $(this).delay(delay).animate({
          height: opts.height / opts.gridHorizontal,
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'mosaic': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      var max = 0;
      var index = 0;
      the._setStage(0);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 2 * Math.random();
        if (delay > max) {
          max = delay;
          index = $(this).index();
        }
        $(this).delay(delay).animate({
          opacity: 1
        }, opts.speed / 2, 'linear');
      }).eq(index).queue(function () {
        the._afterTransfer();
      });
    },
    'bomb': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      var max = 0;
      var index = 0;
      var gridWidth = opts.width / opts.gridCol;
      var gridHeight = opts.height / opts.gridRow;
      the._setStage(0);
      node.transfer.children().css({
        top: (opts.height - gridHeight) / 2,
        left: (opts.width - gridWidth) / 2,
        opacity: 0
      }).each(function (i) {
        var x = i % opts.gridCol;
        var y = Math.floor(i / opts.gridCol);
        var top = gridHeight * y;
        var left = gridWidth * x;
        var delay = opts.speed / 2 * Math.random();
        if (delay > max) {
          max = delay;
          index = $(this).index();
        }
        $(this).delay(delay).animate({
          top: top,
          left: left,
          opacity: 1
        }, opts.speed / 2);
      }).eq(index).queue(function () {
        the._afterTransfer();
      });
    },
    'fumes': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(0);
      node.transfer.children().css({
        width: opts.width / opts.gridCol * 2,
        height: opts.height / opts.gridRow * 2,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / node.transfer.children().length * (i + 1);
        $(this).delay(delay).animate({
          width: opts.width / opts.gridCol,
          height: opts.height / opts.gridRow,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'interlaceLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (i + 1);
        $(this).css({
          top: i % 2 > 0 ? -opts.height : opts.height
        }).delay(delay).animate({
          top: 0,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'interlaceRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (opts.gridVertical - i);
        $(this).css({
          top: i % 2 > 0 ? -opts.height : opts.height
        }).delay(delay).animate({
          top: 0,
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    },
    'curtainLeft': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        height: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (i + 1);
        $(this).delay(delay).animate({
          top: 0,
          height: opts.height,
          opacity: 1
        }, opts.speed / 3);
      }).last().queue(function () {
        the._afterTransfer();
      });
    },
    'curtainRight': function () {
      var the = this,
        node = the.node,
        opts = the.options;
      the._setStage(2);
      node.transfer.children().css({
        height: 0,
        opacity: 0
      }).each(function (i) {
        var delay = opts.speed / 3 * 2 / opts.gridVertical * (opts.gridVertical - i);
        $(this).delay(delay).animate({
          top: 0,
          height: opts.height,
          opacity: 1
        }, opts.speed / 3);
      }).first().queue(function () {
        the._afterTransfer();
      });
    }
  });
})(jQuery);