var App = {
    init: function() {
        $(".auth .head a").click(function() {
            App.changeContent($(this));
        });
    },

    changeContent: function($dom) {
        var trigger  = $dom.data("trigger");
        var $content = this.getContent(trigger);

        $(".auth .content").addClass("hidden"); // Hide all contents
        $content.removeClass("hidden"); // Show wanted content

        $(".auth .head a").removeClass("active");
        $(".auth .head a[data-trigger='"+trigger+"']").addClass("active");
    },

    getContent: function(type) {
        return $(".auth .content[data-type='"+type+"']");
    }
}

var OnePage = {
    init: function() {
        // Reset sections
        this.scrollTo(this.getCurrentSection());

        $("body#onePage").bind("mousewheel", function(e){
            if (e.originalEvent.wheelDelta /120 > 0) {
                // Scroll up
                if (OnePage.getPreviousSection()) {
                    OnePage.scrollTo(OnePage.getPreviousSection());
                }

                return false;
            } else{
                // Scroll down
                if (OnePage.getNextSection()) {
                    OnePage.scrollTo(OnePage.getNextSection());
                }

                return false;
            }
        });
    },

    getCurrentSection: function() {
        return $("section.active");
    },

    getNextSection: function() {
        if (this.isSection(this.getCurrentSection().next())) {
            return this.getCurrentSection().next();
        }

        return false;
    },

    getPreviousSection: function() {
        if (this.isSection(this.getCurrentSection().prev())) {
            return this.getCurrentSection().prev();
        }

        return false;
    },

    isSection: function($dom) {
        return $dom.is("section");
    },

    scrollTo: function($dom) {
        if (!$("html, body").is(":animated")) {
            $("html, body").animate({
                scrollTop: parseInt($dom.position().top)
            }, speed);

            this.getCurrentSection().removeClass("active");
            $dom.addClass("active");
        }
    },
}

App.init();
OnePage.init();