/* ========================================================================
 * Bootstrap: tooltip.js v3.2.0
 * http://getbootstrap.com/javascript/#tooltip
 * Inspired by the original jQuery.tipsy by Jason Frame
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
    'use strict';

    // TOOLTIP PUBLIC CLASS DEFINITION
    // ===============================

    var Tooltip = function (element, options) {
        this.type       =
            this.options    =
                this.enabled    =
                    this.timeout    =
                        this.hoverState =
                            this.$element   = null

        this.init('tooltip', element, options)
    }

    Tooltip.VERSION  = '3.2.0'

    Tooltip.DEFAULTS = {
        animation: true,
        placement: 'top',
        selector: false,
        template: '<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
        trigger: 'hover focus',
        title: '',
        delay: 0,
        html: false,
        container: false,
        viewport: {
            selector: 'body',
            padding: 0
        }
    }

    Tooltip.prototype.init = function (type, element, options) {
        this.enabled   = true
        this.type      = type
        this.$element  = $(element)
        this.options   = this.getOptions(options)
        this.$viewport = this.options.viewport && $(this.options.viewport.selector || this.options.viewport)

        var triggers = this.options.trigger.split(' ')

        for (var i = triggers.length; i--;) {
            var trigger = triggers[i]

            if (trigger == 'click') {
                this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
            } else if (trigger != 'manual') {
                var eventIn  = trigger == 'hover' ? 'mouseenter' : 'focusin'
                var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout'

                this.$element.on(eventIn  + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
                this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
            }
        }

        this.options.selector ?
            (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
            this.fixTitle()
    }

    Tooltip.prototype.getDefaults = function () {
        return Tooltip.DEFAULTS
    }

    Tooltip.prototype.getOptions = function (options) {
        options = $.extend({}, this.getDefaults(), this.$element.data(), options)

        if (options.delay && typeof options.delay == 'number') {
            options.delay = {
                show: options.delay,
                hide: options.delay
            }
        }

        return options
    }

    Tooltip.prototype.getDelegateOptions = function () {
        var options  = {}
        var defaults = this.getDefaults()

        this._options && $.each(this._options, function (key, value) {
            if (defaults[key] != value) options[key] = value
        })

        return options
    }

    Tooltip.prototype.enter = function (obj) {
        var self = obj instanceof this.constructor ?
            obj : $(obj.currentTarget).data('bs.' + this.type)

        if (!self) {
            self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
            $(obj.currentTarget).data('bs.' + this.type, self)
        }

        clearTimeout(self.timeout)

        self.hoverState = 'in'

        if (!self.options.delay || !self.options.delay.show) return self.show()

        self.timeout = setTimeout(function () {
            if (self.hoverState == 'in') self.show()
        }, self.options.delay.show)
    }

    Tooltip.prototype.leave = function (obj) {
        var self = obj instanceof this.constructor ?
            obj : $(obj.currentTarget).data('bs.' + this.type)

        if (!self) {
            self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
            $(obj.currentTarget).data('bs.' + this.type, self)
        }

        clearTimeout(self.timeout)

        self.hoverState = 'out'

        if (!self.options.delay || !self.options.delay.hide) return self.hide()

        self.timeout = setTimeout(function () {
            if (self.hoverState == 'out') self.hide()
        }, self.options.delay.hide)
    }

    Tooltip.prototype.show = function () {
        var e = $.Event('show.bs.' + this.type)

        if (this.hasContent() && this.enabled) {
            this.$element.trigger(e)

            var inDom = $.contains(document.documentElement, this.$element[0])
            if (e.isDefaultPrevented() || !inDom) return
            var that = this

            var $tip = this.tip()

            var tipId = this.getUID(this.type)

            this.setContent()
            $tip.attr('id', tipId)
            this.$element.attr('aria-describedby', tipId)

            if (this.options.animation) $tip.addClass('fade')

            var placement = typeof this.options.placement == 'function' ?
                this.options.placement.call(this, $tip[0], this.$element[0]) :
                this.options.placement

            var autoToken = /\s?auto?\s?/i
            var autoPlace = autoToken.test(placement)
            if (autoPlace) placement = placement.replace(autoToken, '') || 'top'

            $tip
                .detach()
                .css({ top: 0, left: 0, display: 'block' })
                .addClass(placement)
                .data('bs.' + this.type, this)

            this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element)

            var pos          = this.getPosition()
            var actualWidth  = $tip[0].offsetWidth
            var actualHeight = $tip[0].offsetHeight

            if (autoPlace) {
                var orgPlacement = placement
                var $parent      = this.$element.parent()
                var parentDim    = this.getPosition($parent)

                placement = placement == 'bottom' && pos.top   + pos.height       + actualHeight - parentDim.scroll > parentDim.height ? 'top'    :
                    placement == 'top'    && pos.top   - parentDim.scroll - actualHeight < 0                                   ? 'bottom' :
                        placement == 'right'  && pos.right + actualWidth      > parentDim.width                                    ? 'left'   :
                            placement == 'left'   && pos.left  - actualWidth      < parentDim.left                                     ? 'right'  :
                                placement

                $tip
                    .removeClass(orgPlacement)
                    .addClass(placement)
            }

            var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight)

            this.applyPlacement(calculatedOffset, placement)

            var complete = function () {
                that.$element.trigger('shown.bs.' + that.type)
                that.hoverState = null
            }

            $.support.transition && this.$tip.hasClass('fade') ?
                $tip
                    .one('bsTransitionEnd', complete)
                    .emulateTransitionEnd(150) :
                complete()
        }
    }

    Tooltip.prototype.applyPlacement = function (offset, placement) {
        var $tip   = this.tip()
        var width  = $tip[0].offsetWidth
        var height = $tip[0].offsetHeight

        // manually read margins because getBoundingClientRect includes difference
        var marginTop = parseInt($tip.css('margin-top'), 10)
        var marginLeft = parseInt($tip.css('margin-left'), 10)

        // we must check for NaN for ie 8/9
        if (isNaN(marginTop))  marginTop  = 0
        if (isNaN(marginLeft)) marginLeft = 0

        offset.top  = offset.top  + marginTop
        offset.left = offset.left + marginLeft

        // $.fn.offset doesn't round pixel values
        // so we use setOffset directly with our own function B-0
        $.offset.setOffset($tip[0], $.extend({
            using: function (props) {
                $tip.css({
                    top: Math.round(props.top),
                    left: Math.round(props.left)
                })
            }
        }, offset), 0)

        $tip.addClass('in')

        // check to see if placing tip in new offset caused the tip to resize itself
        var actualWidth  = $tip[0].offsetWidth
        var actualHeight = $tip[0].offsetHeight

        if (placement == 'top' && actualHeight != height) {
            offset.top = offset.top + height - actualHeight
        }

        var delta = this.getViewportAdjustedDelta(placement, offset, actualWidth, actualHeight)

        if (delta.left) offset.left += delta.left
        else offset.top += delta.top

        var arrowDelta          = delta.left ? delta.left * 2 - width + actualWidth : delta.top * 2 - height + actualHeight
        var arrowPosition       = delta.left ? 'left'        : 'top'
        var arrowOffsetPosition = delta.left ? 'offsetWidth' : 'offsetHeight'

        $tip.offset(offset)
        this.replaceArrow(arrowDelta, $tip[0][arrowOffsetPosition], arrowPosition)
    }

    Tooltip.prototype.replaceArrow = function (delta, dimension, position) {
        this.arrow().css(position, delta ? (50 * (1 - delta / dimension) + '%') : '')
    }

    Tooltip.prototype.setContent = function () {
        var $tip  = this.tip()
        var title = this.getTitle()

        $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title)
        $tip.removeClass('fade in top bottom left right')
    }

    Tooltip.prototype.hide = function () {
        var that = this
        var $tip = this.tip()
        var e    = $.Event('hide.bs.' + this.type)

        this.$element.removeAttr('aria-describedby')

        function complete() {
            if (that.hoverState != 'in') $tip.detach()
            that.$element.trigger('hidden.bs.' + that.type)
        }

        this.$element.trigger(e)

        if (e.isDefaultPrevented()) return

        $tip.removeClass('in')

        $.support.transition && this.$tip.hasClass('fade') ?
            $tip
                .one('bsTransitionEnd', complete)
                .emulateTransitionEnd(150) :
            complete()

        this.hoverState = null

        return this
    }

    Tooltip.prototype.fixTitle = function () {
        var $e = this.$element
        if ($e.attr('title') || typeof ($e.attr('data-original-title')) != 'string') {
            $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
        }
    }

    Tooltip.prototype.hasContent = function () {
        return this.getTitle()
    }

    Tooltip.prototype.getPosition = function ($element) {
        $element   = $element || this.$element

        var el     = $element[0]
        var isBody = el.tagName == 'BODY'
        var isSvg  = window.SVGElement && el instanceof window.SVGElement

        var elRect    = el.getBoundingClientRect ? el.getBoundingClientRect() : null
        var elOffset  = isBody ? { top: 0, left: 0 } : $element.offset()
        var scroll    = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() }
        var outerDims = isSvg ? {} : {
            width:  isBody ? $(window).width()  : $element.outerWidth(),
            height: isBody ? $(window).height() : $element.outerHeight()
        }

        return $.extend({}, elRect, scroll, outerDims, elOffset)
    }

    Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
        return placement == 'bottom' ? { top: pos.top + pos.height,   left: pos.left + pos.width / 2 - actualWidth / 2  } :
            placement == 'top'    ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2  } :
                placement == 'left'   ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
                    /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width   }

    }

    Tooltip.prototype.getViewportAdjustedDelta = function (placement, pos, actualWidth, actualHeight) {
        var delta = { top: 0, left: 0 }
        if (!this.$viewport) return delta

        var viewportPadding = this.options.viewport && this.options.viewport.padding || 0
        var viewportDimensions = this.getPosition(this.$viewport)

        if (/right|left/.test(placement)) {
            var topEdgeOffset    = pos.top - viewportPadding - viewportDimensions.scroll
            var bottomEdgeOffset = pos.top + viewportPadding - viewportDimensions.scroll + actualHeight
            if (topEdgeOffset < viewportDimensions.top) { // top overflow
                delta.top = viewportDimensions.top - topEdgeOffset
            } else if (bottomEdgeOffset > viewportDimensions.top + viewportDimensions.height) { // bottom overflow
                delta.top = viewportDimensions.top + viewportDimensions.height - bottomEdgeOffset
            }
        } else {
            var leftEdgeOffset  = pos.left - viewportPadding
            var rightEdgeOffset = pos.left + viewportPadding + actualWidth
            if (leftEdgeOffset < viewportDimensions.left) { // left overflow
                delta.left = viewportDimensions.left - leftEdgeOffset
            } else if (rightEdgeOffset > viewportDimensions.width) { // right overflow
                delta.left = viewportDimensions.left + viewportDimensions.width - rightEdgeOffset
            }
        }

        return delta
    }

    Tooltip.prototype.getTitle = function () {
        var title
        var $e = this.$element
        var o  = this.options

        title = $e.attr('data-original-title')
        || (typeof o.title == 'function' ? o.title.call($e[0]) :  o.title)

        return title
    }

    Tooltip.prototype.getUID = function (prefix) {
        do prefix += ~~(Math.random() * 1000000)
        while (document.getElementById(prefix))
        return prefix
    }

    Tooltip.prototype.tip = function () {
        return (this.$tip = this.$tip || $(this.options.template))
    }

    Tooltip.prototype.arrow = function () {
        return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow'))
    }

    Tooltip.prototype.validate = function () {
        if (!this.$element[0].parentNode) {
            this.hide()
            this.$element = null
            this.options  = null
        }
    }

    Tooltip.prototype.enable = function () {
        this.enabled = true
    }

    Tooltip.prototype.disable = function () {
        this.enabled = false
    }

    Tooltip.prototype.toggleEnabled = function () {
        this.enabled = !this.enabled
    }

    Tooltip.prototype.toggle = function (e) {
        var self = this
        if (e) {
            self = $(e.currentTarget).data('bs.' + this.type)
            if (!self) {
                self = new this.constructor(e.currentTarget, this.getDelegateOptions())
                $(e.currentTarget).data('bs.' + this.type, self)
            }
        }

        self.tip().hasClass('in') ? self.leave(self) : self.enter(self)
    }

    Tooltip.prototype.destroy = function () {
        clearTimeout(this.timeout)
        this.hide().$element.off('.' + this.type).removeData('bs.' + this.type)
    }


    // TOOLTIP PLUGIN DEFINITION
    // =========================

    function Plugin(option) {
        return this.each(function () {
            var $this   = $(this)
            var data    = $this.data('bs.tooltip')
            var options = typeof option == 'object' && option

            if (!data && option == 'destroy') return
            if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.tooltip

    $.fn.tooltip             = Plugin
    $.fn.tooltip.Constructor = Tooltip


    // TOOLTIP NO CONFLICT
    // ===================

    $.fn.tooltip.noConflict = function () {
        $.fn.tooltip = old
        return this
    }

}(jQuery);