/*!
 * Time picker for pickadate.js v3.6.4
 * http://amsul.github.io/pickadate.js/time.htm
 */

(function (factory) {

    // AMD.
    if (typeof define == 'function' && define.amd)
        define(['./picker', 'jquery'], factory)

    // Node.js/browserify.
    else if (typeof exports == 'object')
        module.exports = factory(require('./picker.js'), require('jquery'))

    // Browser globals.
    else factory(Picker, jQuery)

}(function (Picker, $) {


    /**
     * Globals and constants
     */
    var HOURS_IN_DAY = 24,
        MINUTES_IN_HOUR = 60,
        HOURS_TO_NOON = 12,
        MINUTES_IN_DAY = HOURS_IN_DAY * MINUTES_IN_HOUR,
        _ = Picker._



    /**
     * The time picker constructor
     */
    function TimePicker(picker, settings) {

        var clock = this,
            elementValue = picker.$node[0].value,
            elementDataValue = picker.$node.data('value'),
            valueString = elementDataValue || elementValue,
            formatString = elementDataValue ? settings.formatSubmit : settings.format

        clock.settings = settings
        clock.$node = picker.$node

        // The queue of methods that will be used to build item objects.
        clock.queue = {
            interval: 'i',
            min: 'measure create',
            max: 'measure create',
            now: 'now create',
            select: 'parse create validate',
            highlight: 'parse create validate',
            view: 'parse create validate',
            disable: 'deactivate',
            enable: 'activate'
        }

        // The component's item object.
        clock.item = {}

        clock.item.clear = null
        clock.item.interval = settings.interval || 30
        clock.item.disable = (settings.disable || []).slice(0)
        clock.item.enable = -(function (collectionDisabled) {
            return collectionDisabled[0] === true ? collectionDisabled.shift() : -1
        })(clock.item.disable)

        clock.
            set('min', settings.min).
            set('max', settings.max).
            set('now')

        // When there’s a value, set the `select`, which in turn
        // also sets the `highlight` and `view`.
        if (valueString) {
            clock.set('select', valueString, {
                format: formatString
            })
        }

        // If there’s no value, default to highlighting “today”.
        else {
            clock.
                set('select', null).
                set('highlight', clock.item.now)
        }

        // The keycode to movement mapping.
        clock.key = {
            40: 1, // Down
            38: -1, // Up
            39: 1, // Right
            37: -1, // Left
            go: function (timeChange) {
                clock.set(
                    'highlight',
                    clock.item.highlight.pick + timeChange * clock.item.interval,
                    { interval: timeChange * clock.item.interval }
                )
                this.render()
            }
        }


        // Bind some picker events.
        picker.
            on('render', function () {
                var $pickerHolder = picker.$root.children(),
                    $viewset = $pickerHolder.find('.' + settings.klass.viewset),
                    vendors = function (prop) {
                        return ['webkit', 'moz', 'ms', 'o', ''].map(function (vendor) {
                            return (vendor ? '-' + vendor + '-' : '') + prop
                        })
                    },
                    animations = function ($el, state) {
                        vendors('transform').map(function (prop) {
                            $el.css(prop, state)
                        })
                        vendors('transition').map(function (prop) {
                            $el.css(prop, state)
                        })
                    }
                if ($viewset.length) {
                    animations($pickerHolder, 'none')
                    $pickerHolder[0].scrollTop = ~~$viewset.position().top - ($viewset[0].clientHeight * 2)
                    animations($pickerHolder, '')
                }
            }, 1).
            on('open', function () {
                picker.$root.find('button').attr('disabled', false)
            }, 1).
            on('close', function () {
                picker.$root.find('button').attr('disabled', true)
            }, 1)

    } //TimePicker


    /**
     * Set a timepicker item object.
     */
    TimePicker.prototype.set = function (type, value, options) {

        var clock = this,
            clockItem = clock.item

        // If the value is `null` just set it immediately.
        if (value === null) {
            if (type == 'clear') type = 'select'
            clockItem[type] = value
            return clock
        }

        // Otherwise go through the queue of methods, and invoke the functions.
        // Update this as the time unit, and set the final value as this item.
        // * In the case of `enable`, keep the queue but set `disable` instead.
        //   And in the case of `flip`, keep the queue but set `enable` instead.
        clockItem[(type == 'enable' ? 'disable' : type == 'flip' ? 'enable' : type)] = clock.queue[type].split(' ').map(function (method) {
            value = clock[method](type, value, options)
            return value
        }).pop()

        // Check if we need to cascade through more updates.
        if (type == 'select') {
            clock.set('highlight', clockItem.select, options)
        }
        else if (type == 'highlight') {
            clock.set('view', clockItem.highlight, options)
        }
        else if (type == 'interval') {
            clock.
                set('min', clockItem.min, options).
                set('max', clockItem.max, options)
        }
        else if (type.match(/^(flip|min|max|disable|enable)$/)) {
            if (clockItem.select && clock.disabled(clockItem.select)) {
                clock.set('select', value, options)
            }
            if (clockItem.highlight && clock.disabled(clockItem.highlight)) {
                clock.set('highlight', value, options)
            }
            if (type == 'min') {
                clock.set('max', clockItem.max, options)
            }
        }

        return clock
    } //TimePicker.prototype.set


    /**
     * Get a timepicker item object.
     */
    TimePicker.prototype.get = function (type) {
        return this.item[type]
    } //TimePicker.prototype.get


    /**
     * Create a picker time object.
     */
    TimePicker.prototype.create = function (type, value, options) {

        var clock = this

        // If there’s no value, use the type as the value.
        value = value === undefined ? type : value

        // If it’s a date object, convert it into an array.
        if (_.isDate(value)) {
            value = [value.getHours(), value.getMinutes()]
        }

        // If it’s an object, use the “pick” value.
        if ($.isPlainObject(value) && _.isInteger(value.pick)) {
            value = value.pick
        }

        // If it’s an array, convert it into minutes.
        else if ($.isArray(value)) {
            value = +value[0] * MINUTES_IN_HOUR + (+value[1])
        }

        // If no valid value is passed, set it to “now”.
        else if (!_.isInteger(value)) {
            value = clock.now(type, value, options)
        }

        // If we’re setting the max, make sure it’s greater than the min.
        if (type == 'max' && value < clock.item.min.pick) {
            value += MINUTES_IN_DAY
        }

        // If the value doesn’t fall directly on the interval,
        // add one interval to indicate it as “passed”.
        if (type != 'min' && type != 'max' && (value - clock.item.min.pick) % clock.item.interval !== 0) {
            value += clock.item.interval
        }

        // Normalize it into a “reachable” interval.
        value = clock.normalize(type, value, options)

        // Return the compiled object.
        return {

            // Divide to get hours from minutes.
            hour: ~~(HOURS_IN_DAY + value / MINUTES_IN_HOUR) % HOURS_IN_DAY,

            // The remainder is the minutes.
            mins: (MINUTES_IN_HOUR + value % MINUTES_IN_HOUR) % MINUTES_IN_HOUR,

            // The time in total minutes.
            time: (MINUTES_IN_DAY + value) % MINUTES_IN_DAY,

            // Reference to the “relative” value to pick.
            pick: value % MINUTES_IN_DAY
        }
    } //TimePicker.prototype.create


    /**
     * Create a range limit object using an array, date object,
     * literal “true”, or integer relative to another time.
     */
    TimePicker.prototype.createRange = function (from, to) {

        var clock = this,
            createTime = function (time) {
                if (time === true || $.isArray(time) || _.isDate(time)) {
                    return clock.create(time)
                }
                return time
            }

        // Create objects if possible.
        if (!_.isInteger(from)) {
            from = createTime(from)
        }
        if (!_.isInteger(to)) {
            to = createTime(to)
        }

        // Create relative times.
        if (_.isInteger(from) && $.isPlainObject(to)) {
            from = [to.hour, to.mins + (from * clock.settings.interval)];
        }
        else if (_.isInteger(to) && $.isPlainObject(from)) {
            to = [from.hour, from.mins + (to * clock.settings.interval)];
        }

        return {
            from: createTime(from),
            to: createTime(to)
        }
    } //TimePicker.prototype.createRange


    /**
     * Check if a time unit falls within a time range object.
     */
    TimePicker.prototype.withinRange = function (range, timeUnit) {
        range = this.createRange(range.from, range.to)
        return timeUnit.pick >= range.from.pick && timeUnit.pick <= range.to.pick
    }


    /**
     * Check if two time range objects overlap.
     */
    TimePicker.prototype.overlapRanges = function (one, two) {

        var clock = this

        // Convert the ranges into comparable times.
        one = clock.createRange(one.from, one.to)
        two = clock.createRange(two.from, two.to)

        return clock.withinRange(one, two.from) || clock.withinRange(one, two.to) ||
            clock.withinRange(two, one.from) || clock.withinRange(two, one.to)
    }


    /**
     * Get the time relative to now.
     */
    TimePicker.prototype.now = function (type, value/*, options*/) {

        var interval = this.item.interval,
            date = new Date(),
            nowMinutes = date.getHours() * MINUTES_IN_HOUR + date.getMinutes(),
            isValueInteger = _.isInteger(value),
            isBelowInterval

        // Make sure “now” falls within the interval range.
        nowMinutes -= nowMinutes % interval

        // Check if the difference is less than the interval itself.
        isBelowInterval = value < 0 && interval * value + nowMinutes <= -interval

        // Add an interval because the time has “passed”.
        nowMinutes += type == 'min' && isBelowInterval ? 0 : interval

        // If the value is a number, adjust by that many intervals.
        if (isValueInteger) {
            nowMinutes += interval * (
                isBelowInterval && type != 'max' ?
                    value + 1 :
                    value
            )
        }

        // Return the final calculation.
        return nowMinutes
    } //TimePicker.prototype.now


    /**
     * Normalize minutes to be “reachable” based on the min and interval.
     */
    TimePicker.prototype.normalize = function (type, value/*, options*/) {

        var interval = this.item.interval,
            minTime = this.item.min && this.item.min.pick || 0

        // If setting min time, don’t shift anything.
        // Otherwise get the value and min difference and then
        // normalize the difference with the interval.
        value -= type == 'min' ? 0 : (value - minTime) % interval

        // Return the adjusted value.
        return value
    } //TimePicker.prototype.normalize


    /**
     * Measure the range of minutes.
     */
    TimePicker.prototype.measure = function (type, value, options) {

        var clock = this

        // If it’s anything false-y, set it to the default.
        if (!value) {
            value = type == 'min' ? [0, 0] : [HOURS_IN_DAY - 1, MINUTES_IN_HOUR - 1]
        }

        // If it’s a string, parse it.
        if (typeof value == 'string') {
            value = clock.parse(type, value)
        }

        // If it’s a literal true, or an integer, make it relative to now.
        else if (value === true || _.isInteger(value)) {
            value = clock.now(type, value, options)
        }

        // If it’s an object already, just normalize it.
        else if ($.isPlainObject(value) && _.isInteger(value.pick)) {
            value = clock.normalize(type, value.pick, options)
        }

        return value
    } ///TimePicker.prototype.measure


    /**
     * Validate an object as enabled.
     */
    TimePicker.prototype.validate = function (type, timeObject, options) {

        var clock = this,
            interval = options && options.interval ? options.interval : clock.item.interval

        // Check if the object is disabled.
        if (clock.disabled(timeObject)) {

            // Shift with the interval until we reach an enabled time.
            timeObject = clock.shift(timeObject, interval)
        }

        // Scope the object into range.
        timeObject = clock.scope(timeObject)

        // Do a second check to see if we landed on a disabled min/max.
        // In that case, shift using the opposite interval as before.
        if (clock.disabled(timeObject)) {
            timeObject = clock.shift(timeObject, interval * -1)
        }

        // Return the final object.
        return timeObject
    } //TimePicker.prototype.validate


    /**
     * Check if an object is disabled.
     */
    TimePicker.prototype.disabled = function (timeToVerify) {

        var clock = this,

            // Filter through the disabled times to check if this is one.
            isDisabledMatch = clock.item.disable.filter(function (timeToDisable) {

                // If the time is a number, match the hours.
                if (_.isInteger(timeToDisable)) {
                    return timeToVerify.hour == timeToDisable
                }

                // If it’s an array, create the object and match the times.
                if ($.isArray(timeToDisable) || _.isDate(timeToDisable)) {
                    return timeToVerify.pick == clock.create(timeToDisable).pick
                }

                // If it’s an object, match a time within the “from” and “to” range.
                if ($.isPlainObject(timeToDisable)) {
                    return clock.withinRange(timeToDisable, timeToVerify)
                }
            })

        // If this time matches a disabled time, confirm it’s not inverted.
        isDisabledMatch = isDisabledMatch.length && !isDisabledMatch.filter(function (timeToDisable) {
            return $.isArray(timeToDisable) && timeToDisable[2] == 'inverted' ||
                $.isPlainObject(timeToDisable) && timeToDisable.inverted
        }).length

        // If the clock is "enabled" flag is flipped, flip the condition.
        return clock.item.enable === -1 ? !isDisabledMatch : isDisabledMatch ||
            timeToVerify.pick < clock.item.min.pick ||
            timeToVerify.pick > clock.item.max.pick
    } //TimePicker.prototype.disabled


    /**
     * Shift an object by an interval until we reach an enabled object.
     */
    TimePicker.prototype.shift = function (timeObject, interval) {

        var clock = this,
            minLimit = clock.item.min.pick,
            maxLimit = clock.item.max.pick/*,
        safety = 1000*/

        interval = interval || clock.item.interval

        // Keep looping as long as the time is disabled.
        while ( /*safety &&*/ clock.disabled(timeObject)) {

            /*safety -= 1
            if ( !safety ) {
                throw 'Fell into an infinite loop while shifting to ' + timeObject.hour + ':' + timeObject.mins + '.'
            }*/

            // Increase/decrease the time by the interval and keep looping.
            timeObject = clock.create(timeObject.pick += interval)

            // If we've looped beyond the limits, break out of the loop.
            if (timeObject.pick <= minLimit || timeObject.pick >= maxLimit) {
                break
            }
        }

        // Return the final object.
        return timeObject
    } //TimePicker.prototype.shift


    /**
     * Scope an object to be within range of min and max.
     */
    TimePicker.prototype.scope = function (timeObject) {
        var minLimit = this.item.min.pick,
            maxLimit = this.item.max.pick
        return this.create(timeObject.pick > maxLimit ? maxLimit : timeObject.pick < minLimit ? minLimit : timeObject)
    } //TimePicker.prototype.scope


    /**
     * Parse a string into a usable type.
     */
    TimePicker.prototype.parse = function (type, value, options) {

        var hour, minutes, isPM, item, parseValue,
            clock = this,
            parsingObject = {}

        // If it’s already parsed, we’re good.
        if (!value || typeof value != 'string') {
            return value
        }

        // We need a `.format` to parse the value with.
        if (!(options && options.format)) {
            options = options || {}
            options.format = clock.settings.format
        }

        // Convert the format into an array and then map through it.
        clock.formats.toArray(options.format).map(function (label) {

            var
                substring,

                // Grab the formatting label.
                formattingLabel = clock.formats[label],

                // The format length is from the formatting label function or the
                // label length without the escaping exclamation (!) mark.
                formatLength = formattingLabel ?
                    _.trigger(formattingLabel, clock, [value, parsingObject]) :
                    label.replace(/^!/, '').length

            // If there's a format label, split the value up to the format length.
            // Then add it to the parsing object with appropriate label.
            if (formattingLabel) {
                substring = value.substr(0, formatLength)
                parsingObject[label] = substring.match(/^\d+$/) ? +substring : substring
            }

            // Update the time value as the substring from format length to end.
            value = value.substr(formatLength)
        })

        // Grab the hour and minutes from the parsing object.
        for (item in parsingObject) {
            parseValue = parsingObject[item]
            if (_.isInteger(parseValue)) {
                if (item.match(/^(h|hh)$/i)) {
                    hour = parseValue
                    if (item == 'h' || item == 'hh') {
                        hour %= 12
                    }
                }
                else if (item == 'i') {
                    minutes = parseValue
                }
            }
            else if (item.match(/^a$/i) && parseValue.match(/^p/i) && ('h' in parsingObject || 'hh' in parsingObject)) {
                isPM = true
            }
        }

        // Calculate it in minutes and return.
        return (isPM ? hour + 12 : hour) * MINUTES_IN_HOUR + minutes
    } //TimePicker.prototype.parse


    /**
     * Various formats to display the object in.
     */
    TimePicker.prototype.formats = {

        h: function (string, timeObject) {

            // If there's string, then get the digits length.
            // Otherwise return the selected hour in "standard" format.
            return string ? _.digits(string) : timeObject.hour % HOURS_TO_NOON || HOURS_TO_NOON
        },
        hh: function (string, timeObject) {

            // If there's a string, then the length is always 2.
            // Otherwise return the selected hour in "standard" format with a leading zero.
            return string ? 2 : _.lead(timeObject.hour % HOURS_TO_NOON || HOURS_TO_NOON)
        },
        H: function (string, timeObject) {

            // If there's string, then get the digits length.
            // Otherwise return the selected hour in "military" format as a string.
            return string ? _.digits(string) : '' + (timeObject.hour % 24)
        },
        HH: function (string, timeObject) {

            // If there's string, then get the digits length.
            // Otherwise return the selected hour in "military" format with a leading zero.
            return string ? _.digits(string) : _.lead(timeObject.hour % 24)
        },
        i: function (string, timeObject) {

            // If there's a string, then the length is always 2.
            // Otherwise return the selected minutes.
            return string ? 2 : _.lead(timeObject.mins)
        },
        a: function (string, timeObject) {

            // If there's a string, then the length is always 4.
            // Otherwise check if it's more than "noon" and return either am/pm.
            return string ? 4 : MINUTES_IN_DAY / 2 > timeObject.time % MINUTES_IN_DAY ? 'a.m.' : 'p.m.'
        },
        A: function (string, timeObject) {

            // If there's a string, then the length is always 2.
            // Otherwise check if it's more than "noon" and return either am/pm.
            return string ? 2 : MINUTES_IN_DAY / 2 > timeObject.time % MINUTES_IN_DAY ? 'AM' : 'PM'
        },

        // Create an array by splitting the formatting string passed.
        toArray: function (formatString) { return formatString.split(/(h{1,2}|H{1,2}|i|a|A|!.)/g) },

        // Format an object into a string using the formatting options.
        toString: function (formatString, itemObject) {
            var clock = this
            return clock.formats.toArray(formatString).map(function (label) {
                return _.trigger(clock.formats[label], clock, [0, itemObject]) || label.replace(/^!/, '')
            }).join('')
        }
    } //TimePicker.prototype.formats




    /**
     * Check if two time units are the exact.
     */
    TimePicker.prototype.isTimeExact = function (one, two) {

        var clock = this

        // When we’re working with minutes, do a direct comparison.
        if (
            (_.isInteger(one) && _.isInteger(two)) ||
            (typeof one == 'boolean' && typeof two == 'boolean')
        ) {
            return one === two
        }

        // When we’re working with time representations, compare the “pick” value.
        if (
            (_.isDate(one) || $.isArray(one)) &&
            (_.isDate(two) || $.isArray(two))
        ) {
            return clock.create(one).pick === clock.create(two).pick
        }

        // When we’re working with range objects, compare the “from” and “to”.
        if ($.isPlainObject(one) && $.isPlainObject(two)) {
            return clock.isTimeExact(one.from, two.from) && clock.isTimeExact(one.to, two.to)
        }

        return false
    }


    /**
     * Check if two time units overlap.
     */
    TimePicker.prototype.isTimeOverlap = function (one, two) {

        var clock = this

        // When we’re working with an integer, compare the hours.
        if (_.isInteger(one) && (_.isDate(two) || $.isArray(two))) {
            return one === clock.create(two).hour
        }
        if (_.isInteger(two) && (_.isDate(one) || $.isArray(one))) {
            return two === clock.create(one).hour
        }

        // When we’re working with range objects, check if the ranges overlap.
        if ($.isPlainObject(one) && $.isPlainObject(two)) {
            return clock.overlapRanges(one, two)
        }

        return false
    }


    /**
     * Flip the “enabled” state.
     */
    TimePicker.prototype.flipEnable = function (val) {
        var itemObject = this.item
        itemObject.enable = val || (itemObject.enable == -1 ? 1 : -1)
    }


    /**
     * Mark a collection of times as “disabled”.
     */
    TimePicker.prototype.deactivate = function (type, timesToDisable) {

        var clock = this,
            disabledItems = clock.item.disable.slice(0)


        // If we’re flipping, that’s all we need to do.
        if (timesToDisable == 'flip') {
            clock.flipEnable()
        }

        else if (timesToDisable === false) {
            clock.flipEnable(1)
            disabledItems = []
        }

        else if (timesToDisable === true) {
            clock.flipEnable(-1)
            disabledItems = []
        }

        // Otherwise go through the times to disable.
        else {

            timesToDisable.map(function (unitToDisable) {

                var matchFound

                // When we have disabled items, check for matches.
                // If something is matched, immediately break out.
                for (var index = 0; index < disabledItems.length; index += 1) {
                    if (clock.isTimeExact(unitToDisable, disabledItems[index])) {
                        matchFound = true
                        break
                    }
                }

                // If nothing was found, add the validated unit to the collection.
                if (!matchFound) {
                    if (
                        _.isInteger(unitToDisable) ||
                        _.isDate(unitToDisable) ||
                        $.isArray(unitToDisable) ||
                        ($.isPlainObject(unitToDisable) && unitToDisable.from && unitToDisable.to)
                    ) {
                        disabledItems.push(unitToDisable)
                    }
                }
            })
        }

        // Return the updated collection.
        return disabledItems
    } //TimePicker.prototype.deactivate


    /**
     * Mark a collection of times as “enabled”.
     */
    TimePicker.prototype.activate = function (type, timesToEnable) {

        var clock = this,
            disabledItems = clock.item.disable,
            disabledItemsCount = disabledItems.length

        // If we’re flipping, that’s all we need to do.
        if (timesToEnable == 'flip') {
            clock.flipEnable()
        }

        else if (timesToEnable === true) {
            clock.flipEnable(1)
            disabledItems = []
        }

        else if (timesToEnable === false) {
            clock.flipEnable(-1)
            disabledItems = []
        }

        // Otherwise go through the disabled times.
        else {

            timesToEnable.map(function (unitToEnable) {

                var matchFound,
                    disabledUnit,
                    index,
                    isRangeMatched

                // Go through the disabled items and try to find a match.
                for (index = 0; index < disabledItemsCount; index += 1) {

                    disabledUnit = disabledItems[index]

                    // When an exact match is found, remove it from the collection.
                    if (clock.isTimeExact(disabledUnit, unitToEnable)) {
                        matchFound = disabledItems[index] = null
                        isRangeMatched = true
                        break
                    }

                    // When an overlapped match is found, add the “inverted” state to it.
                    else if (clock.isTimeOverlap(disabledUnit, unitToEnable)) {
                        if ($.isPlainObject(unitToEnable)) {
                            unitToEnable.inverted = true
                            matchFound = unitToEnable
                        }
                        else if ($.isArray(unitToEnable)) {
                            matchFound = unitToEnable
                            if (!matchFound[2]) matchFound.push('inverted')
                        }
                        else if (_.isDate(unitToEnable)) {
                            matchFound = [unitToEnable.getFullYear(), unitToEnable.getMonth(), unitToEnable.getDate(), 'inverted']
                        }
                        break
                    }
                }

                // If a match was found, remove a previous duplicate entry.
                if (matchFound) for (index = 0; index < disabledItemsCount; index += 1) {
                    if (clock.isTimeExact(disabledItems[index], unitToEnable)) {
                        disabledItems[index] = null
                        break
                    }
                }

                // In the event that we’re dealing with an overlap of range times,
                // make sure there are no “inverted” times because of it.
                if (isRangeMatched) for (index = 0; index < disabledItemsCount; index += 1) {
                    if (clock.isTimeOverlap(disabledItems[index], unitToEnable)) {
                        disabledItems[index] = null
                        break
                    }
                }

                // If something is still matched, add it into the collection.
                if (matchFound) {
                    disabledItems.push(matchFound)
                }
            })
        }

        // Return the updated collection.
        return disabledItems.filter(function (val) { return val != null })
    } //TimePicker.prototype.activate


    /**
     * The division to use for the range intervals.
     */
    TimePicker.prototype.i = function (type, value/*, options*/) {
        return _.isInteger(value) && value > 0 ? value : this.item.interval
    }


    /**
     * Create a string for the nodes in the picker.
     */
    TimePicker.prototype.nodes = function (isOpen) {

        var
            clock = this,
            settings = clock.settings,
            selectedObject = clock.item.select,
            highlightedObject = clock.item.highlight,
            viewsetObject = clock.item.view,
            disabledCollection = clock.item.disable

        return _.node(
            'ul',
            _.group({
                min: clock.item.min.pick,
                max: clock.item.max.pick,
                i: clock.item.interval,
                node: 'li',
                item: function (loopedTime) {
                    loopedTime = clock.create(loopedTime)
                    var timeMinutes = loopedTime.pick,
                        isSelected = selectedObject && selectedObject.pick == timeMinutes,
                        isHighlighted = highlightedObject && highlightedObject.pick == timeMinutes,
                        isDisabled = disabledCollection && clock.disabled(loopedTime),
                        formattedTime = _.trigger(clock.formats.toString, clock, [settings.format, loopedTime])
                    return [
                        _.trigger(clock.formats.toString, clock, [_.trigger(settings.formatLabel, clock, [loopedTime]) || settings.format, loopedTime]),
                        (function (klasses) {

                            if (isSelected) {
                                klasses.push(settings.klass.selected)
                            }

                            if (isHighlighted) {
                                klasses.push(settings.klass.highlighted)
                            }

                            if (viewsetObject && viewsetObject.pick == timeMinutes) {
                                klasses.push(settings.klass.viewset)
                            }

                            if (isDisabled) {
                                klasses.push(settings.klass.disabled)
                            }

                            return klasses.join(' ')
                        })([settings.klass.listItem]),
                        'data-pick=' + loopedTime.pick + ' ' + _.ariaAttr({
                            role: 'option',
                            label: formattedTime,
                            selected: isSelected && clock.$node.val() === formattedTime ? true : null,
                            activedescendant: isHighlighted ? true : null,
                            disabled: isDisabled ? true : null
                        })
                    ]
                }
            }) +

            // * For Firefox forms to submit, make sure to set the button’s `type` attribute as “button”.
            _.node(
                'li',
                _.node(
                    'button',
                    settings.clear,
                    settings.klass.buttonClear,
                    'type=button data-clear=1' + (isOpen ? '' : ' disabled') + ' ' +
                    _.ariaAttr({ controls: clock.$node[0].id })
                ),
                '', _.ariaAttr({ role: 'presentation' })
            ),
            settings.klass.list,
            _.ariaAttr({ role: 'listbox', controls: clock.$node[0].id })
        )
    } //TimePicker.prototype.nodes







    /**
     * Extend the picker to add the component with the defaults.
     */
    TimePicker.defaults = (function (prefix) {

        return {

            // Clear
            clear: 'Clear',

            // The format to show on the `input` element
            format: 'h:i A',

            // The interval between each time
            interval: 30,

            // Picker close behavior
            closeOnSelect: true,
            closeOnClear: true,

            // Update input value on select/clear
            updateInput: true,

            // Classes
            klass: {

                picker: prefix + ' ' + prefix + '--time',
                holder: prefix + '__holder',

                list: prefix + '__list',
                listItem: prefix + '__list-item',

                disabled: prefix + '__list-item--disabled',
                selected: prefix + '__list-item--selected',
                highlighted: prefix + '__list-item--highlighted',
                viewset: prefix + '__list-item--viewset',
                now: prefix + '__list-item--now',

                buttonClear: prefix + '__button--clear'
            }
        }
    })(Picker.klasses().picker)





    /**
     * Extend the picker to add the time picker.
     */
    Picker.extend('pickatime', TimePicker)


}));