/* ===========================================================
 # bootstrap-tour - v0.9.1
 # http://bootstraptour.com
 # ==============================================================
 # Copyright 2012-2013 Ulrich Sossou
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
 */
(function($, window) {
    var Tour, document;
    document = window.document;
    Tour = (function() {
        function Tour(options) {
            this._options = $.extend({
                name: "tour",
                steps: [],
                container: "body",
                keyboard: true,
                storage: window.localStorage,
                debug: false,
                backdrop: false,
                redirect: true,
                orphan: false,
                duration: false,
                basePath: "",
                template: "<div class='popover'> <div class='arrow'></div> <h3 class='popover-title'></h3> <div class='popover-content'></div> <div class='popover-navigation'> <div class='btn-group'> <button class='btn btn-sm btn-default' data-role='prev'>&laquo; Prev</button> <button class='btn btn-sm btn-default' data-role='next'>Next &raquo;</button> <button class='btn btn-sm btn-default' data-role='pause-resume' data-pause-text='Pause' data-resume-text='Resume'>Pause</button> </div> <button class='btn btn-sm btn-default' data-role='end'>End tour</button> </div> </div>",
                afterSetState: function(key, value) {},
                afterGetState: function(key, value) {},
                afterRemoveState: function(key) {},
                onStart: function(tour) {},
                onEnd: function(tour) {},
                onShow: function(tour) {},
                onShown: function(tour) {},
                onHide: function(tour) {},
                onHidden: function(tour) {},
                onNext: function(tour) {},
                onPrev: function(tour) {},
                onPause: function(tour, duration) {},
                onResume: function(tour, duration) {}
            }, options);
            this._force = false;
            this._inited = false;
            this.backdrop = {
                overlay: null,
                $element: null,
                $background: null,
                backgroundShown: false,
                overlayElementShown: false
            };
            this;
        }

        Tour.prototype.addSteps = function(steps) {
            var step, _i, _len;
            for (_i = 0, _len = steps.length; _i < _len; _i++) {
                step = steps[_i];
                this.addStep(step);
            }
            return this;
        };

        Tour.prototype.addStep = function(step) {
            this._options.steps.push(step);
            return this;
        };

        Tour.prototype.getStep = function(i) {
            if (this._options.steps[i] != null) {
                return $.extend({
                    id: "step-" + i,
                    path: "",
                    placement: "right",
                    title: "",
                    content: "<p></p>",
                    next: i === this._options.steps.length - 1 ? -1 : i + 1,
                    prev: i - 1,
                    animation: true,
                    container: this._options.container,
                    backdrop: this._options.backdrop,
                    redirect: this._options.redirect,
                    orphan: this._options.orphan,
                    duration: this._options.duration,
                    template: this._options.template,
                    onShow: this._options.onShow,
                    onShown: this._options.onShown,
                    onHide: this._options.onHide,
                    onHidden: this._options.onHidden,
                    onNext: this._options.onNext,
                    onPrev: this._options.onPrev,
                    onPause: this._options.onPause,
                    onResume: this._options.onResume
                }, this._options.steps[i]);
            }
        };

        Tour.prototype.init = function(force) {
            this._force = force;
            if (this.ended()) {
                this._debug("Tour ended, init prevented.");
                return this;
            }
            this.setCurrentStep();
            this._initMouseNavigation();
            this._initKeyboardNavigation();
            this._onResize((function(_this) {
                return function() {
                    return _this.showStep(_this._current);
                };
            })(this));
            if (this._current !== null) {
                this.showStep(this._current);
            }
            this._inited = true;
            return this;
        };

        Tour.prototype.start = function(force) {
            var promise;
            if (force == null) {
                force = false;
            }
            if (!this._inited) {
                this.init(force);
            }
            if (this._current === null) {
                promise = this._makePromise(this._options.onStart != null ? this._options.onStart(this) : void 0);
                this._callOnPromiseDone(promise, this.showStep, 0);
            }
            return this;
        };

        Tour.prototype.next = function() {
            var promise;
            promise = this.hideStep(this._current);
            return this._callOnPromiseDone(promise, this._showNextStep);
        };

        Tour.prototype.prev = function() {
            var promise;
            promise = this.hideStep(this._current);
            return this._callOnPromiseDone(promise, this._showPrevStep);
        };

        Tour.prototype.goTo = function(i) {
            var promise;
            promise = this.hideStep(this._current);
            return this._callOnPromiseDone(promise, this.showStep, i);
        };

        Tour.prototype.end = function() {
            var endHelper, promise;
            endHelper = (function(_this) {
                return function(e) {
                    $(document).off("click.tour-" + _this._options.name);
                    $(document).off("keyup.tour-" + _this._options.name);
                    $(window).off("resize.tour-" + _this._options.name);
                    _this._setState("end", "yes");
                    _this._inited = false;
                    _this._force = false;
                    _this._clearTimer();
                    if (_this._options.onEnd != null) {
                        return _this._options.onEnd(_this);
                    }
                };
            })(this);
            promise = this.hideStep(this._current);
            return this._callOnPromiseDone(promise, endHelper);
        };

        Tour.prototype.ended = function() {
            return !this._force && !!this._getState("end");
        };

        Tour.prototype.restart = function() {
            this._removeState("current_step");
            this._removeState("end");
            this.setCurrentStep(0);
            return this.start();
        };

        Tour.prototype.pause = function() {
            var step;
            step = this.getStep(this._current);
            if (!(step && step.duration)) {
                return this;
            }
            this._paused = true;
            this._duration -= new Date().getTime() - this._start;
            window.clearTimeout(this._timer);
            this._debug("Paused/Stopped step " + (this._current + 1) + " timer (" + this._duration + " remaining).");
            if (step.onPause != null) {
                return step.onPause(this, this._duration);
            }
        };

        Tour.prototype.resume = function() {
            var step;
            step = this.getStep(this._current);
            if (!(step && step.duration)) {
                return this;
            }
            this._paused = false;
            this._start = new Date().getTime();
            this._duration = this._duration || step.duration;
            this._timer = window.setTimeout((function(_this) {
                return function() {
                    if (_this._isLast()) {
                        return _this.next();
                    } else {
                        return _this.end();
                    }
                };
            })(this), this._duration);
            this._debug("Started step " + (this._current + 1) + " timer with duration " + this._duration);
            if ((step.onResume != null) && this._duration !== step.duration) {
                return step.onResume(this, this._duration);
            }
        };

        Tour.prototype.hideStep = function(i) {
            var hideStepHelper, promise, step;
            step = this.getStep(i);
            if (!step) {
                return;
            }
            this._clearTimer();
            promise = this._makePromise(step.onHide != null ? step.onHide(this, i) : void 0);
            hideStepHelper = (function(_this) {
                return function(e) {
                    var $element;
                    $element = $(step.element);
                    if (!($element.data("bs.popover") || $element.data("popover"))) {
                        $element = $("body");
                    }
                    $element.popover("destroy").removeClass("tour-" + _this._options.name + "-element tour-" + _this._options.name + "-" + i + "-element");
                    if (step.reflex) {
                        $element.css("cursor", "").off("click.tour-" + _this._options.name);
                    }
                    if (step.backdrop) {
                        _this._hideBackdrop();
                    }
                    if (step.onHidden != null) {
                        return step.onHidden(_this);
                    }
                };
            })(this);
            this._callOnPromiseDone(promise, hideStepHelper);
            return promise;
        };

        Tour.prototype.showStep = function(i) {
            var promise, showStepHelper, skipToPrevious, step;
            if (this.ended()) {
                this._debug("Tour ended, showStep prevented.");
                return this;
            }
            step = this.getStep(i);
            if (!step) {
                return;
            }
            skipToPrevious = i < this._current;
            promise = this._makePromise(step.onShow != null ? step.onShow(this, i) : void 0);
            showStepHelper = (function(_this) {
                return function(e) {
                    var current_path, path;
                    _this.setCurrentStep(i);
                    path = (function() {
                        switch ({}.toString.call(step.path)) {
                            case "[object Function]":
                                return step.path();
                            case "[object String]":
                                return this._options.basePath + step.path;
                            default:
                                return step.path;
                        }
                    }).call(_this);
                    current_path = [document.location.pathname, document.location.hash].join("");
                    if (_this._isRedirect(path, current_path)) {
                        _this._redirect(step, path);
                        return;
                    }
                    if (_this._isOrphan(step)) {
                        if (!step.orphan) {
                            _this._debug("Skip the orphan step " + (_this._current + 1) + ". Orphan option is false and the element doesn't exist or is hidden.");
                            if (skipToPrevious) {
                                _this._showPrevStep();
                            } else {
                                _this._showNextStep();
                            }
                            return;
                        }
                        _this._debug("Show the orphan step " + (_this._current + 1) + ". Orphans option is true.");
                    }
                    if (step.backdrop) {
                        _this._showBackdrop(!_this._isOrphan(step) ? step.element : void 0);
                    }
                    _this._scrollIntoView(step.element, function() {
                        if ((step.element != null) && step.backdrop) {
                            _this._showOverlayElement(step.element);
                        }
                        _this._showPopover(step, i);
                        if (step.onShown != null) {
                            step.onShown(_this);
                        }
                        return _this._debug("Step " + (_this._current + 1) + " of " + _this._options.steps.length);
                    });
                    if (step.duration) {
                        return _this.resume();
                    }
                };
            })(this);
            this._callOnPromiseDone(promise, showStepHelper);
            return promise;
        };

        Tour.prototype.getCurrentStep = function() {
            return this._current;
        };

        Tour.prototype.setCurrentStep = function(value) {
            if (value != null) {
                this._current = value;
                this._setState("current_step", value);
            } else {
                this._current = this._getState("current_step");
                this._current = this._current === null ? null : parseInt(this._current, 10);
            }
            return this;
        };

        Tour.prototype._setState = function(key, value) {
            var e, keyName;
            if (this._options.storage) {
                keyName = "" + this._options.name + "_" + key;
                try {
                    this._options.storage.setItem(keyName, value);
                } catch (_error) {
                    e = _error;
                    if (e.code === DOMException.QUOTA_EXCEEDED_ERR) {
                        this.debug("LocalStorage quota exceeded. State storage failed.");
                    }
                }
                return this._options.afterSetState(keyName, value);
            } else {
                if (this._state == null) {
                    this._state = {};
                }
                return this._state[key] = value;
            }
        };

        Tour.prototype._removeState = function(key) {
            var keyName;
            if (this._options.storage) {
                keyName = "" + this._options.name + "_" + key;
                this._options.storage.removeItem(keyName);
                return this._options.afterRemoveState(keyName);
            } else {
                if (this._state != null) {
                    return delete this._state[key];
                }
            }
        };

        Tour.prototype._getState = function(key) {
            var keyName, value;
            if (this._options.storage) {
                keyName = "" + this._options.name + "_" + key;
                value = this._options.storage.getItem(keyName);
            } else {
                if (this._state != null) {
                    value = this._state[key];
                }
            }
            if (value === void 0 || value === "null") {
                value = null;
            }
            this._options.afterGetState(key, value);
            return value;
        };

        Tour.prototype._showNextStep = function() {
            var promise, showNextStepHelper, step;
            step = this.getStep(this._current);
            showNextStepHelper = (function(_this) {
                return function(e) {
                    return _this.showStep(step.next);
                };
            })(this);
            promise = this._makePromise(step.onNext != null ? step.onNext(this) : void 0);
            return this._callOnPromiseDone(promise, showNextStepHelper);
        };

        Tour.prototype._showPrevStep = function() {
            var promise, showPrevStepHelper, step;
            step = this.getStep(this._current);
            showPrevStepHelper = (function(_this) {
                return function(e) {
                    return _this.showStep(step.prev);
                };
            })(this);
            promise = this._makePromise(step.onPrev != null ? step.onPrev(this) : void 0);
            return this._callOnPromiseDone(promise, showPrevStepHelper);
        };

        Tour.prototype._debug = function(text) {
            if (this._options.debug) {
                return window.console.log("Bootstrap Tour '" + this._options.name + "' | " + text);
            }
        };

        Tour.prototype._isRedirect = function(path, currentPath) {
            return (path != null) && path !== "" && ((toString.call(path) === "[object RegExp]" && !path.test(currentPath)) || (toString.call(path) === "[object String]" && path.replace(/\?.*$/, "").replace(/\/?$/, "") !== currentPath.replace(/\/?$/, "")));
        };

        Tour.prototype._redirect = function(step, path) {
            if ($.isFunction(step.redirect)) {
                return step.redirect.call(this, path);
            } else if (step.redirect === true) {
                this._debug("Redirect to " + path);
                return document.location.href = path;
            }
        };

        Tour.prototype._isOrphan = function(step) {
            return (step.element == null) || !$(step.element).length || $(step.element).is(":hidden") && ($(step.element)[0].namespaceURI !== "http://www.w3.org/2000/svg");
        };

        Tour.prototype._isLast = function() {
            return this._current < this._options.steps.length - 1;
        };

        Tour.prototype._showPopover = function(step, i) {
            var $element, $navigation, $template, $tip, isOrphan, options;
            options = $.extend({}, this._options);
            $template = $.isFunction(step.template) ? $(step.template(i, step)) : $(step.template);
            $navigation = $template.find(".popover-navigation");
            isOrphan = this._isOrphan(step);
            if (isOrphan) {
                step.element = "body";
                step.placement = "top";
                $template = $template.addClass("orphan");
            }
            $element = $(step.element);
            $template.addClass("tour-" + this._options.name + " tour-" + this._options.name + "-" + i);
            $element.addClass("tour-" + this._options.name + "-element tour-" + this._options.name + "-" + i + "-element");
            if (step.options) {
                $.extend(options, step.options);
            }
            if (step.reflex) {
                $element.css("cursor", "pointer").on("click.tour-" + this._options.name, (function(_this) {
                    return function() {
                        if (_this._isLast()) {
                            return _this.next();
                        } else {
                            return _this.end();
                        }
                    };
                })(this));
            }
            if (step.prev < 0) {
                $navigation.find("[data-role='prev']").addClass("disabled");
            }
            if (step.next < 0) {
                $navigation.find("[data-role='next']").addClass("disabled");
            }
            if (!step.duration) {
                $navigation.find("[data-role='pause-resume']").remove();
            }
            step.template = $template.clone().wrap("<div>").parent().html();
            $element.popover({
                placement: step.placement,
                trigger: "manual",
                title: step.title,
                content: step.content,
                html: true,
                animation: step.animation,
                container: step.container,
                template: step.template,
                selector: step.element
            }).popover("show");
            $tip = $element.data("bs.popover") ? $element.data("bs.popover").tip() : $element.data("popover").tip();
            $tip.attr("id", step.id);
            this._reposition($tip, step);
            if (isOrphan) {
                return this._center($tip);
            }
        };

        Tour.prototype._reposition = function($tip, step) {
            var offsetBottom, offsetHeight, offsetRight, offsetWidth, originalLeft, originalTop, tipOffset;
            offsetWidth = $tip[0].offsetWidth;
            offsetHeight = $tip[0].offsetHeight;
            tipOffset = $tip.offset();
            originalLeft = tipOffset.left;
            originalTop = tipOffset.top;
            offsetBottom = $(document).outerHeight() - tipOffset.top - $tip.outerHeight();
            if (offsetBottom < 0) {
                tipOffset.top = tipOffset.top + offsetBottom;
            }
            offsetRight = $("html").outerWidth() - tipOffset.left - $tip.outerWidth();
            if (offsetRight < 0) {
                tipOffset.left = tipOffset.left + offsetRight;
            }
            if (tipOffset.top < 0) {
                tipOffset.top = 0;
            }
            if (tipOffset.left < 0) {
                tipOffset.left = 0;
            }
            $tip.offset(tipOffset);
            if (step.placement === "bottom" || step.placement === "top") {
                if (originalLeft !== tipOffset.left) {
                    return this._replaceArrow($tip, (tipOffset.left - originalLeft) * 2, offsetWidth, "left");
                }
            } else {
                if (originalTop !== tipOffset.top) {
                    return this._replaceArrow($tip, (tipOffset.top - originalTop) * 2, offsetHeight, "top");
                }
            }
        };

        Tour.prototype._center = function($tip) {
            return $tip.css("top", $(window).outerHeight() / 2 - $tip.outerHeight() / 2);
        };

        Tour.prototype._replaceArrow = function($tip, delta, dimension, position) {
            return $tip.find(".arrow").css(position, delta ? 50 * (1 - delta / dimension) + "%" : "");
        };

        Tour.prototype._scrollIntoView = function(element, callback) {
            var $element, $window, counter, offsetTop, scrollTop, windowHeight;
            $element = $(element);
            if (!$element.length) {
                return callback();
            }
            $window = $(window);
            offsetTop = $element.offset().top;
            windowHeight = $window.height();
            scrollTop = Math.max(0, offsetTop - (windowHeight / 2));
            this._debug("Scroll into view. ScrollTop: " + scrollTop + ". Element offset: " + offsetTop + ". Window height: " + windowHeight + ".");
            counter = 0;
            return $("body,html").stop(true, true).animate({
                scrollTop: Math.ceil(scrollTop)
            }, (function(_this) {
                return function() {
                    if (++counter === 2) {
                        callback();
                        return _this._debug("Scroll into view. Animation end element offset: " + ($element.offset().top) + ". Window height: " + ($window.height()) + ".");
                    }
                };
            })(this));
        };

        Tour.prototype._onResize = function(callback, timeout) {
            return $(window).on("resize.tour-" + this._options.name, function() {
                clearTimeout(timeout);
                return timeout = setTimeout(callback, 100);
            });
        };

        Tour.prototype._initMouseNavigation = function() {
            var _this;
            _this = this;
            return $(document).off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='prev']:not(.disabled)").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='next']:not(.disabled)").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='end']").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='pause-resume']").on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='next']:not(.disabled)", (function(_this) {
                return function(e) {
                    e.preventDefault();
                    return _this.next();
                };
            })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='prev']:not(.disabled)", (function(_this) {
                return function(e) {
                    e.preventDefault();
                    return _this.prev();
                };
            })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='end']", (function(_this) {
                return function(e) {
                    e.preventDefault();
                    return _this.end();
                };
            })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='pause-resume']", function(e) {
                var $this;
                e.preventDefault();
                $this = $(this);
                $this.text(_this._paused ? $this.data("pause-text") : $this.data("resume-text"));
                if (_this._paused) {
                    return _this.resume();
                } else {
                    return _this.pause();
                }
            });
        };

        Tour.prototype._initKeyboardNavigation = function() {
            if (!this._options.keyboard) {
                return;
            }
            return $(document).on("keyup.tour-" + this._options.name, (function(_this) {
                return function(e) {
                    if (!e.which) {
                        return;
                    }
                    switch (e.which) {
                        case 39:
                            e.preventDefault();
                            if (_this._isLast()) {
                                return _this.next();
                            } else {
                                return _this.end();
                            }
                            break;
                        case 37:
                            e.preventDefault();
                            if (_this._current > 0) {
                                return _this.prev();
                            }
                            break;
                        case 27:
                            e.preventDefault();
                            return _this.end();
                    }
                };
            })(this));
        };

        Tour.prototype._makePromise = function(result) {
            if (result && $.isFunction(result.then)) {
                return result;
            } else {
                return null;
            }
        };

        Tour.prototype._callOnPromiseDone = function(promise, cb, arg) {
            if (promise) {
                return promise.then((function(_this) {
                    return function(e) {
                        return cb.call(_this, arg);
                    };
                })(this));
            } else {
                return cb.call(this, arg);
            }
        };

        Tour.prototype._showBackdrop = function(element) {
            if (this.backdrop.backgroundShown) {
                return;
            }
            this.backdrop = $("<div/>", {
                "class": "tour-backdrop"
            });
            this.backdrop.backgroundShown = true;
            return $("body").append(this.backdrop);
        };

        Tour.prototype._hideBackdrop = function() {
            this._hideOverlayElement();
            return this._hideBackground();
        };

        Tour.prototype._hideBackground = function() {
            this.backdrop.remove();
            this.backdrop.overlay = null;
            return this.backdrop.backgroundShown = false;
        };

        Tour.prototype._showOverlayElement = function(element) {
            var $background, $element, offset;
            $element = $(element);
            if (!$element || $element.length === 0 || this.backdrop.overlayElementShown) {
                return;
            }
            this.backdrop.overlayElementShown = true;
            $background = $("<div/>");
            offset = $element.offset();
            offset.top = offset.top;
            offset.left = offset.left;
            $background.width($element.innerWidth()).height($element.innerHeight()).addClass("tour-step-background").offset(offset);
            $element.addClass("tour-step-backdrop");
            $("body").append($background);
            this.backdrop.$element = $element;
            return this.backdrop.$background = $background;
        };

        Tour.prototype._hideOverlayElement = function() {
            if (!this.backdrop.overlayElementShown) {
                return;
            }
            this.backdrop.$element.removeClass("tour-step-backdrop");
            this.backdrop.$background.remove();
            this.backdrop.$element = null;
            this.backdrop.$background = null;
            return this.backdrop.overlayElementShown = false;
        };

        Tour.prototype._clearTimer = function() {
            window.clearTimeout(this._timer);
            this._timer = null;
            return this._duration = null;
        };

        return Tour;

    })();
    return window.Tour = Tour;
})(jQuery, window);