demarches-normaliennes/app/assets/javascripts/search.js

$(document).on('page:load', init_search_anim);
$(document).ready(init_search_anim);

function init_search_anim(){
    $("#search_area").on('click', search_fadeIn);
}

function search_fadeIn(){
    var search_area = $("#search_area");
    var body_dom = $('body');
    var positions = search_area.position();
    var width = search_area.width();

    search_area.css('position', 'fixed');
    search_area.css('top', positions.top);
    search_area.css('left', positions.left);
    search_area.css('z-index', 300);
    search_area.css('width', width);

    body_dom.append(search_area);
    $('#mask_search').fadeIn(200);

    var body_width = body_dom.width();

    var search_area_width = body_width/2.5;

    search_area.animate({
        width: search_area_width,
        left: (body_width/2 - search_area_width/2 + 40)
    }, 400, function() {
        search_area.off();
        $("#search_area input").focus();

        $('#mask_search').on('click', search_fadeOut)
    });
}

function search_fadeOut(){
    var search_area = $("#search_area");

    $('#mask_search').fadeOut(200);

    search_area.fadeOut(200, function(){
        search_area.css('position', 'static');
        search_area.css('top', '');
        search_area.css('left', '');
        search_area.css('z-index', '');
        search_area.css('width', 'auto');

        $('#search-block').append(search_area);
        search_area.fadeIn(200);

        init_search_anim();
    });

}