//加载模块
layui.use(function(){ //亦可加载特定模块：layui.use(['layer', 'laydate', function(){
    //得到各种内置组件
    var layer = layui.layer //弹层
        ,laypage = layui.laypage //分页
        ,laydate = layui.laydate //日期
        ,table = layui.table //表格
        ,carousel = layui.carousel //轮播
        ,upload = layui.upload //上传
        ,element = layui.element //元素操作
        ,slider = layui.slider //滑块
        ,dropdown = layui.dropdown //下拉菜单
        ,$ = layui.$;


    //下载文件函数
    function downFile(title,url){
        const filePath = url;
        const fileExt = filePath.substr(filePath.lastIndexOf('.') + 1);
        var title = title + '.' + fileExt;

        // 【步骤1】创建一个文件，该文件支持写入操作
        const fileStream = streamSaver.createWriteStream(title);
        // 这里传入的是下载后的文件名，这个名字可以自定义

        // 【步骤2】使用 fetch 方法访问文件的url，将内容一点点的放到 StreamSaver 创建的文件里
        fetch(url).then(res => {
            const readableStream = res.body
            if (window.WritableStream && readableStream.pipeTo) {
                return readableStream.pipeTo(fileStream)
                    .then(() => console.log('完成写入'))
            }

            // 【步骤3】监听文件内容是否读取完整，读取完就执行“保存并关闭文件”的操作。
            window.writer = fileStream.getWriter()
            const reader = res.body.getReader()
            const pump = () => reader.read()
                .then(res => res.done
                    ? writer.close()
                    : writer.write(res.value).then(pump)
                )
            pump()
        });
    }

    //点击下载文档
    $('#down_btn').click(function (){
        layer.msg('正在处理');
        var aid = $(this).attr('aid');
        var title = $(this).attr('title');
        $.ajax({
            type: "POST",
            url: '/api/Ajax/get_user_download',
            data: {del_id:0,_ajax:1,aid:aid},
            dataType: 'json',
            success: function (data) {
                layer.closeAll();
                if(parseInt(data.code) == 1){
                    layer.msg(data.msg, {icon: 1});
                    //window.location.reload();
                    //window.location.href = data.data.down;
                    /*启动下载*/
                    downFile(title,data.data.down);
                }else{
                    //layer.alert(data.msg, {icon: 5});
                    layer.confirm(data.msg, {icon: 3}, function(){
                        if(data.url != ''){
                            window.open('https://www.zc10000.com/?m=user&c=Users&a=login', '_blank');
                        }else{
                            layer.closeAll();
                        }
                    }, function(){
                        //layer.msg('点击取消的回调');
                    });
                }
            },
            error:function(e){
                layer.closeAll();
                layer.alert(e.responseText, {icon: 5});
            }
        });
        return false;
    });

    //文档点赞
    $('#like_btn').click(function (){
        layer.msg('正在处理');
        var aid = $(this).attr('aid');
        var title = $(this).attr('title');
        $.ajax({
            type: "POST",
            url: '/api/Ajax/get_user_like',
            data: {del_id:0,_ajax:1,aid:aid},
            dataType: 'json',
            success: function (data) {
                layer.closeAll();
                if(parseInt(data.code) == 1){
                    layer.msg(data.msg, {icon: 1});
                    //window.location.reload();
                    //window.location.href = data.data.down;
                    /*增加点赞数*/
                    //data.data.likecount
                    $("#likecount").html(data.data.likecount);
                    //复选框
                    if(data.data.type == 1 || data.data.type == '1'){
                        console.log('1111');
                        //勾选
                        $('.btn-e').addClass('btn-e-active');
                    }else{
                        $('.btn-e').removeClass('btn-e-active');
                    }
                }else{
                    //layer.alert(data.msg, {icon: 5});
                    layer.confirm(data.msg, {icon: 3}, function(){
                        if(data.url != ''){
                            window.open('https://www.zc10000.com/?m=user&c=Users&a=login', '_blank');
                        }else{
                            layer.closeAll();
                        }
                    }, function(){
                        //layer.msg('点击取消的回调');
                    });
                }
            },
            error:function(e){
                layer.closeAll();
                layer.alert(e.responseText, {icon: 5});
            }
        });
        return false;
    });

    //文档收藏
    $('#collect_btn').click(function (){
        layer.msg('正在处理');
        var aid = $(this).attr('aid');
        var title = $(this).attr('title');
        $.ajax({
            type: "POST",
            url: '/api/Ajax/get_user_collect',
            data: {del_id:0,_ajax:1,aid:aid},
            dataType: 'json',
            success: function (data) {
                layer.closeAll();
                if(parseInt(data.code) == 1){
                    layer.msg(data.msg, {icon: 1});
                    //window.location.reload();
                    //window.location.href = data.data.down;
                    /*增加点赞数*/
                    //data.data.likecount
                    $("#collection").html(data.data.collection);
                    //复选框
                    if(data.data.type == 1 || data.data.type == '1'){
                        console.log('1111');
                        //勾选
                        $('.btn-d').addClass('btn-e-active');
                    }else{
                        $('.btn-d').removeClass('btn-e-active');
                    }
                }else{
                    //layer.alert(data.msg, {icon: 5});
                    layer.confirm(data.msg, {icon: 3}, function(){
                        if(data.url != ''){
                            window.open('https://www.zc10000.com/?m=user&c=Users&a=login', '_blank');
                        }else{
                            layer.closeAll();
                        }
                    }, function(){
                        //layer.msg('点击取消的回调');
                    });
                }
            },
            error:function(e){
                layer.closeAll();
                layer.alert(e.responseText, {icon: 5});
            }
        });
        return false;
    });

    //点击分享
    $('#share_btn').on('click',function (){
        $('#share-box').toggle();
        if ($(this).hasClass('btn-e-active')) {
            // 存在class
            $('.btn-c').removeClass('btn-e-active');
        } else {
            // 不存在class
            $('.btn-c').addClass('btn-e-active');
        }
    });
});