ajax+分页

2018-06-24 00:18:31来源：未知阅读 ()

<!DOCTYPE html>
<html>

<head lang="zh-cn">
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
    <meta http-equiv="X-UA-Compatible" content="IE=edge, chrome=1" />
    <meta name="renderer" content="webkit" />
    <title>测试副本</title>
    <link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="https://cdn.bootcss.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
    <!-- 分页 -->
    <style type="text/css">
    #pagecount {
        text-align: center;
        padding: 20px 0;
    }
    
    .turn-go {
        text-align: center;
    }
    </style>
    <script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script>
    <script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>

<body>
    <div id="app">
        <table class="table table-border">
            <thead>
                <tr>
                    <th>aId</th>
                    <th>cId</th>
                    <th>developer</th>
                    <th>download</th>
                    <th>icon</th>
                    <th>name</th>
                    <th>orders</th>
                    <th>price</th>
                </tr>
            </thead>
            <tbody id="data"></tbody>
        </table>
    </div>
    <!--分页开始-->
    <div id="list">
        <ul></ul>
    </div>
    <div id="pagecount"></div>
    <div class="turn-go">
        <input type="text" maxlength="8" value="1" id="fy_n">
        <span>页
<input type="submit" name="btnGo" value="Go" id="go">
</span>
    </div>
    <!--分页结束-->
    <script type="text/javascript">
    //加载token
    //token地址为 http://beta.open.api.vrseen.net/token/get
    //从接口获取数据 
    //接口为 http://beta.store.api.vrseen.net/appcategory/list

    // 获取token
    var getToken = function() {
        //判断是否存在token
        if (sessionStorage.getItem("token") != null) {
            // 转换成对象后返回
            return JSON.parse(sessionStorage.getItem("token"));
        }
        var token = null;
        $.ajax({
            url: "http://beta.open.api.vrseen.net/token/get",
            type: "GET",
            dataType: "JSON",
            async: false,
            success: function(data) {
                //转换成json字符串，把token写入本地
                sessionStorage.setItem("token", JSON.stringify(data.data));
                token = data.data;
            }
        });
        return token;
    }

    // 获取数据写入数据
    $(function(page) {
        var token = getToken();
        // 获取数据写入页面
        // $.ajax({
        // url:"http://beta.store.api.vrseen.net/app/list",
        // type:"POST",
        // headers:{
        // "Token-Key":token.TokenKey,
        // "Token-Value":token.TokenValue
        // },
        // data:{
        // page:page
        // },
        // dataType:"JSON",
        // success:function(data){
        // // console.log(data);
        // //console.log(data.data)
        // if(data.code == "SUCCESS"){
        // var html = "";
        // // console.log(data.data.lists);
        // for(var i =0;i < data.data.lists.length;i++){
        // var d = data.data.lists[i];
        // var img = "<img width='200' height='200' src='"+d.icon+"'/>";
        // html +="<tr><td>"+ d.aId+"</td><td>"+ d.cId+"</td><td>"+ d.developer+"</td><td>"+ d.download+"</td><td>"+img+"</td><td>"+ d.name+"</td><td>"+ d.orders+"</td><td>"+ d.price+"</td></tr>";
        // }
        // // console.log(html);
        // $("#data").html(html);
        // }
        // }
        // })

        // 分页
        var curPage = 1; //当前页
        getData();
        // 获取数据
        function getData(page) {
            $.ajax({
                url: "http://beta.store.api.vrseen.net/app/list",
                type: "POST",
                headers: {
                    "Token-Key": token.TokenKey,
                    "Token-Value": token.TokenValue
                },
                data: {
                    page: page
                },
                dataType: "JSON",
                beforeSend: function() {
                    $("#list ul").append("<li id='loading'>loading...</li>"); //显示加载动画 
                },
                success: function(data) {
                    var zys = Math.ceil(data.data.page.total_pages); //总页数 34页
                    var total = Math.ceil(data.data.page.last / 7); //总页数 34页 ,显示条数
                    var current = Number(data.data.page.current); //当前页数
                    $("#list ul").empty(); //清空数据区 
                    curPage = current; //当前页 
                    totalPage = zys; //显示页数
                    // var li = ""; 
                    // $.each(list,function(data){ //遍历json数据列 
                    // li += "<li><a href='#'>"+total+"</a></li>"; 
                    // //console.log(data)
                    // });
                    // $("#list ul").append(li);
                    // console.log(data.data.page.total_pages)
                    //console.log(current)
                    if (data.code == "SUCCESS") {
                        var html = "";
                        for (var i = 0; i < data.data.lists.length; i++) {
                            var d = data.data.lists[i];
                            var img = "<img width='200' height='200' src='" + d.icon + "'/>";
                            html += "<tr><td>" + d.aId + "</td><td>" + d.cId + "</td><td>" + d.developer + "</td><td>" + d.download + "</td><td>" + img + "</td><td>" + d.name + "</td><td>" + d.orders + "</td><td>" + d.price + "</td></tr>";
                        }
                        // console.log(html);
                        $("#data").html(html);
                    }
                },

                complete: function() { //生成分页条 
                    getPageBar();
                    newdata();
                    go();
                },
                error: function() {
                    alert("数据加载失败");
                }

            });
        }
        //获取分页条
        function getPageBar() {
            //页码大于最大页数 
            if (curPage > totalPage) curPage = totalPage;
            //页码小于1 
            if (curPage < 1) curPage = 1;
            // 显示内容 当前页和总页数
            pageStr = "<span>当前页：</span><span>" + curPage + "/" + totalPage + "</span>";
            //如果是第一页 
            if (curPage == 1) {
                pageStr += "<span>首页</span><span>上一页</span>";
            } else {
                pageStr += "<span><a href='javascript:void(0)' rel='1'>首页</a></span><span><a href='javascript:void(0)' rel='" + (curPage - 1) + "'>上一页</a></span>";
            }
            //如果是最后页 
            if (curPage >= totalPage) {
                pageStr += "<span>下一页</span><span>尾页</span>";
            } else {
                pageStr += "<span><a href='javascript:void(0)' rel='" + (parseInt(curPage) + 1) + "'> 下一页</a></span><span><a href='javascript:void(0)' rel='" + totalPage + "'>尾页</a></span>";
            }
            $("#pagecount").html(pageStr);
        }
        // 更新数据
        function newdata() {
            $("#pagecount span a").on('click', function() {
                var rel = $(this).attr("rel");
                if (rel) {
                    getData(rel);
                    $("#fy_n").val(rel);
                }
            });
        }
        // 跳转功能
        function go() {
            $("#go").on('click', function() {
                var value = $('#fy_n').val();
                //console.log(value);
                if (value) {
                    getData(value);
                }
            });
        }
    })
    </script>
</body>

</html>