(function($){
    $.fn.extend({
        select4:function(options){
            var defaults = {
                ajax_url:true 
            }
            var options = $.extend(defaults, options);

            return this.each(function(){              
                var mythis = $(this);
                var mythis2 = $('.y_scriptm');


                $(document).on("click",".select4_box li",function(){
                    mythis.val($(this).find('a span.y_left').attr('title'));
                    $(".select4_box").remove();
                });

                $(document).click(function(event) {
                    $(".select4_box").remove();
                });

                $(".select4_box").click(function(event) {
                    event.stopPropagation();
                });

                mythis.click(function(event) {
                    var val = $(this).val();
                    $.ajax({
                        url:options.ajax_url,
                        dataType:"json",
                        data:{name:val},
                        success:function(data){
                            mythis2.html('');
                            if(data.code == 200){
                                var html = '<div class="select4_box"><ul>';
                                var nametext ="";
                                $.each(data.data,function(k,v){
                                    var nemeleng=v.subject;
                                    if(nemeleng != "undefined" && nemeleng != undefined){
                                        if (nemeleng.length>8) {
                                            nametext=nemeleng.substring(0,8)+"...";
                                        }else{
                                            nametext=nemeleng;
                                        };
                                    }
                                    html += '<li class="c"><a href="/news/details/'+v.id+'/">'+nametext+'</a></li>';
                                });
                                html+='</ul></div>'
                                $(".select4_box").remove();
                                mythis2.html(html);
                            }
                        }
                    });
                });

                mythis.keyup(function(event) {
                    if(event.keyCode==40){
                        var index = $(".select4_box li.active").index()+1;
                        $(".select4_box li").eq(index).addClass('active').siblings().removeClass('active');
                        mythis.val($(".select4_box li.active span.y_left").attr('title'));
                    }else if(event.keyCode==38){
                        var index = $(".select4_box li.active").index()-1;
                        if(index<0){
                            index = $(".select4_box li").length-1;
                        }
                        $(".select4_box li").eq(index).addClass('active').siblings().removeClass('active');
                        mythis.val($(".select4_box li.active span.y_left").attr('title'));
                    }else if(event.keyCode==13){                        
                        event.stopPropagation();
                        mythis.val($(".select4_box li.active span.y_left").attr('title'));
                        return false;
                    }else{
                        mythis.trigger("click");

                    }
                });

            });

            
        }
    });
})(jQuery);


$(function(){


    $(".y_headerscr").select4({"ajax_url":"/news/homeform"});       //需要填写接口
    $('.back_search_m .form a.submit').on('click',function(){
        var inptext=$('.y_headerscr').val();
        AjaxFn(inptext);  
    })

    // 封装 ajax 方法
    function AjaxFn(txt){
        // console.log(txt)
        $.ajax({
            type: 'POST',
            url: '/news/homeform?name='+txt,            //需要填写接口
            dataType: 'json',
            success: function(data){
                if(data.code == 200){
                    $('.news_list .ns').html(ModuleWay(data.data));    //调用选择模块
                }else if(data.code == 300){
                    $('.news_list .ns').html('<div class="wint"><img src="/image/icon-w.png" alt=""></div>');
                }
            },
            error: function(xhr, type){

            }
        });
    }

    function ModuleWay(conditions){
        var _html="";
        $.each(conditions.data,function (key,val) {
            _html +='<div class="plan_one">';
            _html +='<a href="/news/details/'+val.id+'/">';
            _html +='<div class="plan_one_title">';
            _html +='<p class="text">'+val.subject+'</p>';
            _html +=' <p> <span class="guis">'+val.source+' </span><i>·</i><span class="data">'+val.open_time+'</span></p>';
            _html +='</div>';
            _html +='<div class="plan_one_img"><img src="'+conditions.url+val.thumb[0]+'" alt=""></div>';
            _html +='</a>';
            _html +='</div>';
        })
        return _html ;
    }




    // $(document).keydown(function(event){ 
    //     if(event.keyCode==13){ 
    //         $(".y_lpsubmit").click(); 
    //     } 
    // }); 



     // 输入清除显示与隐藏
    $('.index_form input[type="search"]').on('keyup',function(){
        var txt = $(this).val();
        if(txt != ''){
            $('.index_form .w_cls').show();
        }else{
           $('.index_form .w_cls').hide();
        }
    })
    // 清除功能 
    $('.index_form .w_cls').on('click',function(){
        $('.index_form input[type="search"]').val('');
        $(this).hide();
    })
});
// function search(){
//     var inptext=$('.y_headerscr').val();
//     window.location.href = '/house/news?name='+inptext;
// }



$('.m_lplist_inp').on('click',function(){
    $('.news_search_box').show();
})

$('.back-btn').on('click',function(){
    $('.news_search_box').hide();
})