layui 乱入前端

功能包含

本实例代码为部分傻瓜框架,插入引用layui。因为样式必须保证跟系统一致,所以大部分功能都是自定义的。代码仅供需要用layui框架,但原项目又不是layui搭建的提供解题思路。代码较为通用

  • 自定义分页功能
  • 自定义筛选列功能
  • 行内编辑下拉、文本、时间、文本域
  • 自定义头部下拉搜索
  • 自定义头部输入搜索

功能截图

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在这里插入图片描述

<!DOCTYPE html>
<html lang="zh">
<head>
    <!--# include file="/html/ads/meta.html" -->
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>客户明细1</title>
    <style>
        body {
            background-color: var(--fontcr);
        }

        body > div:nth-child(1) {
            padding: 10px;
        }

        .cument > div table td {
            border-bottom: 1px solid rgba(0, 0, 0, 0.2);
        }

        .cument > div table {
            border-bottom: 1px solid rgba(0, 0, 0, 0.2);
        }

        .layui-panel {
            background-color: rgb(242 242 242);
            margin-left: -15px;
        }

        layui-table > tbody > tr:hover {
            background-color: rgba(0, 0, 0, 0.05); /* 鼠标悬停时改变背景色 */
        }
    </style>
</head>

<body style="overflow: hidden;">
<!--layui工具按钮-->
<script type="text/html" id="barDemo">
    <!--  <div class="layui-clear-space">-->
    <button lay-event="save">保存</button>
    <!--  </div>-->
</script>

<script type="text/html" id="select_channal">
    {{#  var list = default_select_data.channal_id; }}
    <select name="channal_id" lay-filter="filter_channal_id" lay-append-to="body" lay-search>
        <option value="">请选择</option>
        {{# layui.each(list, function(i, v){ }}
        <option value="{{= v.key }}" {{=v.key=== d.channal_id?
        'selected' : '' }}>{{= v.value }} </option>
        {{# }); }}
    </select>
</script>
</script>
<script type="text/html" id="select_budget">
    {{#  var list = default_select_data.budget; }}
    <select name="budget" lay-filter="filter_budget" lay-append-to="body">
        <option value="">请选择</option>
        {{# layui.each(list, function(i, v){ }}
        <option value="{{= v }}" {{=v=== d.budget?
        'selected' : '' }}>{{= v }}</option>
        {{# }); }}
    </select>
</script>
<script type="text/html" id="select_intent">
    {{#  var list = default_select_data.intent; }}
    <select name="intent" lay-filter="filter_intent" lay-append-to="body">
        <option value="">请选择</option>
        {{# layui.each(list, function(i, v){ }}
        <option value="{{= v }}" {{=v=== d.intent?
        'selected' : '' }}>{{= v }}</option>
        {{# }); }}
    </select>
</script>
<script type="text/html" id="select_grade">
    {{#  var list = default_select_data.grade;}}
    <select name="grade" lay-filter="filter_grade" lay-append-to="body">
        <option value="">请选择</option>
        {{# layui.each(list, function(i, v){ }}
        <option value="{{= v }}" {{=v=== d.grade?
        'selected' : '' }}>{{= v }}</option>
        {{# }); }}
    </select>
</script>

<script type="text/html" id="bargain_time">
    <input class="layui-input bargain_time" lay-filter="filter_bargain" placeholder="选择成交日期" name="bargain_time"
           value="{{= d.bargain_time || '' }}"/>
</script>
<div style="margin-left: 10px;margin-top: 10px">

    <!-- 头部按钮-->
    <div style="display: flex">
        <form id="search" onsubmit="return false;" class="tool">
            <div>
                <input type="text" name="wc_date"  between onchange="cms.reload()" placeholder="可选日期"/>
            </div>
            <div>
                <button type="button" onclick="cms.reset();">重置</button>
            </div>
            <div>
                <button type="button" onclick="cms.reload();">刷新</button>
            </div>
            <div>
                <!--                需要打开此功能只需要打开table.hideCol处的注释和这个注释即可-->
                                <button type="button" id="dropdown_cols" lay-options="{trigger: 'hover'}">筛选列</button>
            </div>
<!--            <div>-->
<!--                <button type="button" οnclick="cms.export_xls();">导出</button>-->
<!--            </div>-->
        </form>
    </div>

    <div class="cument">
        <div id="thead_box">
            <!--            <table name="table">-->
            <!--                <thead name="thead">-->
            <!-- layui表格-->
            <table class="layui-hide" id="test" lay-filter="test"></table>
            <!--                </thead>-->
            <!--            </table>-->
        </div>

        <div id="tbody_box">
            <table name="table">
                <tbody name="tbody"></tbody>
            </table>
            <ul id="mouse_menu" hidden></ul>
        </div>

        <div id="tfoot_box">
            <table name="table">
                <tfoot name="tfoot">

                </tfoot>
            </table>
        </div>
        <!-- 分页组件-->
        <nav id="nav" style="margin-bottom: 10px"></nav>
        <!-- 其他区域-->
        <div class="extra">

        </div>
    </div>
</div>

<!-- 当前页码隐藏域 -->
<input type="hidden" id="p" name="p" value="1">

<!-- 总页数隐藏域 -->
<input type="hidden" id="pmax" name="pmax" value="1">

<!--# include file="/html/ads/footer.html" -->
<script type="text/javascript">
    layui.config({
        base: '/html/plugins/layui/ext/',
    }).extend({
        excel: 'excel',
    });
</script>
<script>
    const baseURL = config.api_url;
    //解决首次重复请求问题
    let first_load = true;
    let cms = new Cms({}, {}, {});
    //缓存数据
    let cache_data = [];
    //头部输入搜索 对应header_input
    let fields = [
        {key: 'wechatno', selector: '#wechatno_header'},
        // {key: 'nickname', selector: '#nickname_header'},
    ];
    //存储输入值
    let header_input = {
        "wechatno": '',
    };
    //头部下拉字段
    let select_fields = ['channal_id', 'budget', 'intent', 'grade'];
    //缓存选中的头部下拉
    let header_select = {
        "budget": [],
        "intent": [],
        "grade": [],
        "channal_id": [],
    };
    // 存放头部下拉 支持对象数组,但对象数组格式一定是key value格式
    let default_select_data = {
        'budget': ["中6位", "中万", "中千", "千万级", "大6位", "大万", "大千", "客户没说", "小6位", "小万", "小千", "百万级"],
        'intent': ["不回复", "不回复删除", "不感兴趣", "中意向(学习,了解,鉴定等)", "低意向 (1k以内)", "同行或推广", "回复后删除", "已成交", "高意向(有明确产品需求或有明确预算)"],
        'grade': ["vip大客户100w+", "成交客户10w内", "未成交", "重点客户10-100w"],
        "channal_id": [],
    };
    //用于存放显示列缓存
    const cache_key_cols = "cache_key_cols";
    //默认显示列 对应default_cols
    let select_cols = ["avatar", "nickname", "friendid", "gender", "dq", "uname", "c_name", "c_phone", "channal_id", "budget", "intent", "grade", "bargain_time",
        "memo1", "u_project", "u_group", "xsavatar", "xswechatnick", "wechatid", "wechatno", "incoming_time", "create_time"];
    //显示列下拉列表
    let default_cols = [
        {key: "avatar", value: "客户头像"}, {key: "nickname", value: "客户昵称"}, {
            key: "friendid",
            value: "客户微信"
        }, {key: "gender", value: "客户性别"}
        , {key: "dq", value: "客户地区"}, {key: "uname", value: "录入人"}, {
            key: "c_name",
            value: "客户姓名"
        }, {key: "c_phone", value: "客户手机"}, {
            key: "channal_id",
            value: "渠道"
        }, {key: "budget", value: "预算"}, {key: "intent", value: "意向"}
        , {key: "grade", value: "等级"}, {key: "bargain_time", value: "成交时间"}, {
            key: "memo1",
            value: "备注"
        }, {key: "u_project", value: "项目"}, {key: "u_group", value: "组"}, {
            key: "xsavatar",
            value: "销售头像"
        }, {key: "xswechatnick", value: "销售昵称"}, {key: "wechatid", value: "销售微信ID"}
        , {key: "wechatno", value: "微信号"}, {key: "create_time", value: "进线时间"}, {
            key: "create_time",
            value: "创建时间"
        }
    ];
    //远程渠道数据
    let channals = [];
    //表格列
    let table_cols = [
        {
            field: 'id', title: 'ID', hide: true
        },

        {
            field: 'avatar', title: '客户头像', width: 100, templet: function (d) {
                return '<img src="' + d.avatar + '" style="width: 30px; height: 30px; border-radius: 50%;">';
            },
        },
        {
            field: 'nickname',
            title: '客户昵称',
            width: 170
        },
        {
            field: 'friendid',
            title: '客户微信',
            width: 80, templet: function (d) {
                return '***';
            },
        },
        {
            field: 'gender', title: '客户性别', width: 40, templet: function (d) {
                // 假设性别1为男,2为女,这里简单处理
                return d.gender === '1' ? '男' : d.gender === '2' ? '女' : '未知';
            }
        },
        {
            field: 'dq',
            title: '客户地区',
            width: 100
        },
        {
            field: 'uname',
            title: '录入人',
            width: 100
        },
        {
            field: 'c_name',
            title: '客户姓名',
            edit: 'text',
            width: 100
        },
        {
            field: 'c_phone',
            edit: 'text',
            title: '客户手机',
            width: 120
        },
        {
            field: 'channal_id',
            title: '<div id="dropdown_channal_id" lay-options="{trigger: \'hover\'}" >渠道</div>',
            width: 200,
            templet: '#select_channal'
        },
        {
            field: 'budget',
            title: '<div id="dropdown_budget" lay-options="{trigger: \'hover\'}" >预算</div>',
            width: 200,
            templet: '#select_budget'
        },
        {
            field: 'intent',
            title: '<div id="dropdown_intent" lay-options="{trigger: \'hover\'}" >意向</div>',
            width: 200,
            templet: '#select_intent'
        },
        {
            field: 'grade',
            title: '<div id="dropdown_grade" lay-options="{trigger: \'hover\'}" >等级</div>',
            width: 200,
            templet: '#select_grade'
        },
        {field: 'bargain_time', title: '成交时间', width: 200, sort: true, templet: '#bargain_time'},
        {
            field: 'memo1',
            title: '备注',
            width: 200,
            edit: 'textarea'
        },
        {field: 'u_project', title: '项目', width: 100},
        {field: 'u_group', title: '组', width: 100},
        {
            field: 'xsavatar', title: '销售头像', width: 100, templet: function (d) {
                return '<img src="' + d.xsavatar + '" style="width: 30px; height: 30px; border-radius: 50%;">';
            }
        },
        {
            field: 'xswechatnick',
            title: '销售昵称',
            width: 200
        },
        {
            field: 'wechatid',
            title: '销售微信ID',
            width: 200
        },
        {
            field: 'wechatno',
            title: '<div><input id=\'wechatno_header\' type=\"text\" style=\'text-align: center;\' name=\"wechatno\" placeholder=\"搜索 微信号\" οnblur=\"cms.input_blur(this);\"></div>',
            width: 200
        },
        {field: 'create_time', title: '进线时间', width: 160},
        // {field: 'incoming_time', title: '进线时间', width: 200},
        {field: 'create_time', title: '创建时间', width: 160},
        {field: 'options', fixed: 'right', title: '操作', width: 100, minWidth: 80, toolbar: '#barDemo'}
    ];

    cms.input_blur = (that) => {
        let field = that.name
        header_input[field] = that.value;
        $("#p").val(1);
        cms.reload();
    }
    cms.export_xls = () => {
        layui.use(['jquery', 'excel', 'layer'], function () {
            var layer = layui.layer;
            var excel = layui.excel;
            let filterCols = [];
            let headers = {};
            default_cols.forEach(item => {
                filterCols.push(item.key)
                headers[item.key] = item.value;
            });
            // 重点!!!如果后端给的数据顺序和映射关系不对,请执行梳理函数后导出
            cache_data = excel.filterExportData(cache_data, filterCols);
            // 重点2!!!一般都需要加一个表头,表头的键名顺序需要与最终导出的数据一致
            cache_data.unshift(headers);
            let timestart = Date.now();
            excel.downloadExcel(cache_data, '客户详情报表', 'xlsx');
            let timeend = Date.now();
            let spent = (timeend - timestart) / 1000;
            layer.alert('导出耗时 ' + spent + ' s');
        });
    };
    /**
     * 重载数据
     * @returns {Promise<void>}
     */
    cms.reload = () => {
        if (first_load) {
            return new Promise((resolve, reject) => {});
        }
        let param = {
            p: $("#p").val(), //分页
            pmax: 20, //分页
            u_name: `${localStorage.getItem('u_name')}`,
        };
        //获取日期查询
        let wc_date = $("#wc_id").val();
        if (wc_date) {
            let searchDate = wc_date.split(" ");
            param["wc_date"] = 'BETWEEN \'' + searchDate[0].trim() + ' 00:00:00\' AND \'' + searchDate[2].trim() + ' 23:59:59\'';
        }
        //获取输入框的值
        Object.keys(header_input).forEach(key => {
            param[key] = header_input[key];
        });
        //获取头部复选框的值
        Object.keys(header_select).forEach(key => {
            param[key] = header_select[key].filter(e => !e || e !== '');
        });
        console.log(JSON.stringify(param));
        layui.use(['table', "laydate"], function () {
            var laydate = layui.laydate;
            let table = layui.table;
            table.reloadData('test', {
                where: param,
                scrollPos: 'fixed',  // 保持滚动条位置不变
                done: function () {
                    //重新加载筛选列
                    cms.load_cols(default_cols)
                    //重新更新分页组件
                    pagehelper.updateButtons();
                    //重新渲染头部下拉组件
                    Object.keys(default_select_data).forEach(key => {
                        cms.load_header_select(key, default_select_data[key])
                    });
                    //重新填充头部输入框
                    fields.forEach(field => {
                        $(field.selector).val(header_input[field.key]);
                    });
                    // 加载行日期时间选择器
                    laydate.render({
                        elem: '.bargain_time',
                        type: 'datetime',
                        done: function (value, date, endDate) {
                        }
                    });
                    //清理查询和数据缓存
                    this.where = {};
                    this.data = {};
                },
            }, true);

        });

    };
    /**
     * 日期条件重置
     * @returns {Promise<void>}
     */
    cms.date_reset = () => {
        let date = new Date();
        $('#search input[name="wc_date"]').daterangepicker({
            timePicker: true,
            startDate: moment().startOf('month'),
            endDate: moment(),
            locale: {format: 'YYYY-MM-DD'},
        });
        cms.date_select($('#search input[name="wc_date"]'));
    }
    cms.reset = () => {
        $("#p").val(1);
        cms.date_reset()
        //重置输入条件
        fields.forEach(field => {
            header_input[field.key] = "";
            $(field.selector).val('');
        });
        //重置复选条件
        Object.keys(header_select).forEach(key => {
            header_select[key] = [];
        });
        cms.reload()
    }
    cms.addSelectListeners = (fields, formInstance) => {
        console.log('获取编辑的下拉框数据')
        // 确保fields是一个数组
        if (!Array.isArray(fields)) {
            throw new Error('fields must be an array');
        }
        // 遍历字段数组
        fields.forEach(function (fieldName) {
            // 构造lay-filter的值,这里假设lay-filter的值由'filter_'前缀和字段名组成
            let filterName = 'filter_' + fieldName;
            // 为每个select元素设置监听器
            formInstance.on('select(' + filterName + ')', function (data) {
                let field = data.elem.name; // 获取select元素的name属性,通常这与fieldName相同,但最好检查一下
                let value = data.value; // 获取选中的值
                var text = data.elem[data.elem.selectedIndex].text;//得到选中的文本内容
                console.log(value, text);
            });
        });
    }
    /**
     * 获取某个元素下的表单数据 通用函数
     * @param parent
     * @returns {{}}
     */
    cms.form_data = (parent = '.label_top') => {
        // 获取表单元素,支持选择器模式和元素模式
        let form = typeof parent === 'string' ? document.querySelector(parent) : parent;
        if (!form) return {}; // 如果没有找到表单,则返回一个空对象
        // 创建一个对象来存储表单数据
        let formData = {};

        // 遍历表单内的所有元素
        form.querySelectorAll('input, select, textarea').forEach(function (input) {
            // 忽略没有name属性的元素
            if (!input.name) return;
            // 对于checkbox和radio,只有当它们被选中时才收集值
            if (input.tagName === 'SELECT') {
                // 对于单选select,直接获取value
                formData[input.name] = input.value;
            } else if (input.type === 'checkbox' || input.type === 'radio') {
                if (input.checked) {
                    // 如果是单选(radio),直接赋值
                    if (input.type === 'radio') {
                        formData[input.name] = input.value;
                    } else {
                        // 如果是多选(checkbox),检查是否已经存在该键,如果不存在则初始化为数组,然后添加值
                        if (!formData[input.name]) {
                            formData[input.name] = [];
                        }
                        formData[input.name].push(input.value);
                    }
                }
            } else if (input.type === 'select-multiple') {
                // 对于多选的select元素,收集所有选中的值到数组中
                let selectedOptions = Array.from(input.selectedOptions);
                formData[input.name] = selectedOptions.map(opt => opt.value);
            } else {
                // 对于其他类型的输入,直接收集值
                formData[input.name] = input.value;
            }
        });
        return formData;
    };
    /**
     * 填充某个元素下的表单数据 通用函数
     * @param formData
     * @param parent
     * @returns {{}}
     */
    cms.fill_form = (formData, parent = '.label_top') => {
        let form = document.querySelector(parent);
        if (!form) {
            console.error('Form not found with selector:', form);
            return;
        }
        // 遍历formData对象
        for (let key in formData) {
            if (formData.hasOwnProperty(key)) {
                const value = formData[key];
                const input = form.querySelector(`[name="${key}"]`);

                if (!input) {
                    console.warn('Field not found with name:', key);
                    continue;
                }

                // 根据input类型设置值
                switch (input.type) {
                    case 'checkbox':
                        // 对于checkbox,如果value是truthy值,则勾选
                        input.checked = !!value;
                        break;
                    case 'radio':
                        // 对于radio,需要找到value匹配的项并设置
                        const radios = form.querySelectorAll(`[name="${key}"][type="radio"]`);
                        radios.forEach(radio => {
                            radio.checked = radio.value === value;
                        });
                        break;
                    case 'select-multiple':
                        // 对于select,可能是单选或多选
                        if (input.multiple) {
                            // 多选情况,需要处理数组
                            if (Array.isArray(value)) {
                                const options = input.querySelectorAll('option');
                                options.forEach(option => {
                                    option.selected = value.includes(option.value);
                                });
                            }
                        } else {
                            // 单选情况,直接设置value
                            input.value = value;
                        }
                        break;
                    default:
                        // 对于其他类型(如text, email, number等),直接设置value
                        input.value = value;
                }

                // 触发change事件(如果需要)
                // input.dispatchEvent(new Event('change'));
            }
        }
    }

    document.addEventListener('DOMContentLoaded', async () => {
        cms.date_reset();
        //初始渠道数据
        const baseProject = 'ads'
        const func = 'set_channal'
        const url = `${baseURL}?class=${baseProject}&function=${func}`;
        cms.post_request(url, {"p": 1, "pmax": 10000}).then((res) => {
            channals = res.data;
            default_select_data.channal_id = channals.map(c => {
                return {key: `${c.id}`, value: `${c.platform_name}${c.channal}`};
            });
        });
        //设置默认列到缓存
        let cacheCols = JSON.parse(cache_manager.getCache(cache_key_cols));
        if (!cacheCols) {
            cache_manager.setCache(cache_key_cols, JSON.stringify(select_cols));
        }
        cacheCols = JSON.parse(cache_manager.getCache(cache_key_cols));
        table_cols.forEach((col, index) => {
            if (cacheCols.includes(col.field) || col.field == "options") {
                col.hide = false;
            } else if (col.field === "id") {
                col.hide = true;
            } else {
                col.hide = true;
            }
        })
        //加载筛选列
        cms.load_cols(default_cols)

    });
    /**
     * 请求工具类
     * @returns {Promise<void>}
     */
    cms.post_request = (url, requestParam) => {
        return new Promise((resolve, reject) => {
            const xhr = new XMLHttpRequest();
            const params = new URLSearchParams();
            for (let key in requestParam) {
                if (requestParam.hasOwnProperty(key)) {
                    params.append(key, requestParam[key]);
                }
            }
            xhr.withCredentials = true;
            xhr.open('POST', url, true);
            xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
            xhr.send(params.toString());

            xhr.onload = function () {
                if (xhr.status === 200) {
                    try {
                        var response = JSON.parse(xhr.responseText);
                        if (response.code === 200) {
                            console.log('操作成功:', response.msg);
                            resolve(response); // 在这里解决 Promise
                        } else {
                            console.error('操作失败:', response.msg);
                            reject(new Error(response.msg)); // 在这里拒绝 Promise
                        }
                    } catch (error) {
                        console.error('解析 JSON 响应时发生错误:', error);
                        reject(error); // 在这里拒绝 Promise
                    }
                } else {
                    console.error('请求失败,状态码:', xhr.status);
                    reject(new Error(`请求失败,状态码:${xhr.status}`)); // 在这里拒绝 Promise
                }
            };

            xhr.onerror = function () {
                console.error('请求过程中发生错误');
                reject(new Error('请求过程中发生错误')); // 在这里拒绝 Promise
            };
        });
    };
    /**
     * 更新插入
     * @returns {Promise<void>}
     */
    cms.in_item = (data) => {
        const baseProject = 'ads'
        const func = 'update_wx_customerinfos'
        const url = `${baseURL}?class=${baseProject}&function=${func}`;
        cms.post_request(url, data).then(() => {
            cms.reload();
            layer.msg('提示框', {
                content: "保存成功",
                icon: 1, //-1透明  0 警告 1 成功 2错误
                time: 2000 // 设置 2 秒后自动关闭
            });
        });
    };
    cms.checkbox = (input, filed) => {
        let item = input.value;
        if (input.checked) {
            if (!header_select[filed].includes(item)) {
                header_select[filed].push(item);
            }
        } else {
            header_select[filed] = header_select[filed].filter(c => c !== item);
        }
        $("#p").val(1);
        cms.reload();
    };
    /**
     * 通用头部复选搜索
     * @returns {Promise<void>}
     */
    cms.load_header_select = (currentField, data) => {
        if (Array.isArray(data)) {
            let htmls = `<div style="width: ${(200 - 3)}px; max-height: 640px;overflow-y: auto; overflow-x: hidden;">`; //搜索 (cols宽度-3)左右
            data.forEach((item, index) => {
                let value = typeof item === 'object' ? item.key || index : item; // 假设对象是带id的,否则使用索引
                let checked = header_select[currentField] && header_select[currentField].includes(value) ? ' checked' : '';
                htmls += `<label style="line-height: 2;letter-spacing: 1px;margin-left:10px;margin-top:20px;font-weight: bold;font-family: '宋体';font-size: 0.85rem;color: #343434;">
                <input type="checkbox" name="${currentField}" value="${value}" οnchange="cms.checkbox(this,'${currentField}')" ${checked} />
                ${typeof item === 'object' ? item.value || item.toString() : item}
                </label><br />`;
            });
            htmls += "</div>";
            layui.use(function () {
                var dropdown = layui.dropdown;
                // 自定义内容
                dropdown.render({
                    elem: `#dropdown_${currentField}`,
                    content: htmls,
                    className: `dropdown_class_${currentField}`,
                    // style: 'width: 370px; height: 200px; box-shadow: 1px 1px 30px rgb(0 0 0 / 12%);',
                    // shade: 0.3, // 弹出时开启遮罩 --- 2.8+
                    // ready: function () {
                    //     layui.use('element', function (element) {
                    //         element.render('tab');
                    //     });
                    // }
                });
            });
        }
    };
    // cms.load_header_select 的副本,只是筛选列查询列分开好区分
    cms.load_cols = (data) => {
        if (Array.isArray(data)) {
            let htmls = `<div style="width: ${(120 - 3)}px; max-height: 360px;overflow-y: auto; overflow-x: hidden;">`; //搜索 (cols宽度-3)左右
            data.forEach((item, index) => {
                let value = typeof item === 'object' ? item.key || index : item; // 假设对象是带id的,否则使用索引
                let cacheCols = JSON.parse(cache_manager.getCache(cache_key_cols));
                let checked = cacheCols.length > 0 && cacheCols.includes(value) ? ' checked' : '';
                htmls += `<label style="line-height: 2;letter-spacing: 1px;margin-left:10px;margin-top:20px;font-weight: bold;font-family: '宋体';font-size: 0.85rem;color: #343434;">
                <input type="checkbox" name="cols" value="${value}" οnchange="cms.checkCols(this)" ${checked} />
                ${typeof item === 'object' ? item.value || item.toString() : item}
                </label><br />`;
            });
            htmls += "</div>";
            layui.use(function () {
                var dropdown = layui.dropdown;
                // 自定义内容
                dropdown.render({
                    elem: `#dropdown_cols`,
                    content: htmls,
                    className: `dropdown_class_cols`,
                });
            });
        }
    };
    cms.checkCols = (input) => {
        let item = input.value;
        let cacheCols = JSON.parse(cache_manager.getCache(cache_key_cols));
        if (input.checked) {
            if (!cacheCols.includes(item)) {
                cacheCols.push(item);
            }
        } else {
            cacheCols = cacheCols.filter(c => c !== item);
        }
        cache_manager.setCache(cache_key_cols, JSON.stringify(cacheCols))
        table_cols.forEach((col, index) => {
            if (cacheCols.includes(col.field) || col.field == "options") {
                col.hide = false;
            } else if (col.field === "id") {
                col.hide = true;
            } else {
                col.hide = true;
            }
        })

        layui.use(['table'], async function () {
            var table = layui.table;
            // 设置对应列的显示或隐藏
            table.hideCol('test', table_cols);
        });
        cms.reload();
    };

    let cache_manager = {
        setCache: function (key, value) {
            localStorage.setItem(key, value);
        },
        getCache: function (key) {
            return localStorage.getItem(key);
        },
    };

</script>

<script>
    /**
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     *                layui组件
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     */
    layui.use(['table', 'dropdown', 'laydate', 'laytpl', 'form'], async function () {
        var table = layui.table;
        var form1 = layui.form;
        var laydate = layui.laydate;
        var laytpl = layui.laytpl;
        var dropdown = layui.dropdown;
        //layui允许跨域
        $.ajaxSetup({
            xhrFields: {
                withCredentials: true
            }
        });

        //获取日期查询
        let wc_date = $("#wc_id").val();
        let date;
        if (wc_date) {
            let searchDate = wc_date.split(" ");
            date = 'BETWEEN \'' + searchDate[0].trim() + ' 00:00:00\' AND \'' + searchDate[2].trim() + ' 23:59:59\'';
        }
        // 创建渲染实例
        table.render({
            elem: '#test',
            url: `${baseURL}?class=ads&function=get_wx_customerinfos`, // 此处为静态模拟数据,实际使用时需换成真实接口
            method: "post",
            where: {
                p: 1,
                pmax: 20,
                u_name: `${localStorage.getItem('u_name')}`,
                wc_date: date,
            },
            scrollPos: 'fixed',  // 保持滚动条位置不变
            contentType: 'application/x-www-form-urlencoded',
            // toolbar: '#toolbarDemo',
            // defaultToolbar: ['filter'],
            cellExpandedMode: "tips",
            skin: "gird",
            // even: true,//隔行背景色
            // loading: true,//是否显示加载
            height: 'full-156', // 最大高度减去其他容器已占有的高度差
            lineStyle: 'height: 56px;',//行高
            css: [].join(''), //样式重设
            cellMinWidth: 80,
            response: {
                "code": 0,
                "msg": "",
                // "count": 1000,
                "data": []
            },
            parseData: function (res) { //res 即为原始返回的数据
                $("#pmax").val(res.psum)
                return {
                    "code": 0, //解析接口状态
                    "msg": "", //解析提示文本
                    // "count": res.psum, //解析数据长度
                    "data": res.data //解析数据列表
                };
            },
            // totalRow: true, // 开启合计行
            // page: true,
            cols: [table_cols],
            /**
             * 初始化完毕时
             */
            done: function (res, curr, count) {
                //更新分页组件
                pagehelper.updateButtons();
                //渲染头部组件
                Object.keys(default_select_data).forEach(key => {
                    cms.load_header_select(key, default_select_data[key])
                });

                // 日期时间选择器
                laydate.render({
                    elem: '.bargain_time',
                    type: 'datetime',
                    done: function (value, date, endDate) {
                    }
                });
                cache_data = res.data;
                first_load = false;
            },
            error: function (res, msg) {
                console.log(res, msg)
            }
        });
        // 触发单元格工具事件
        table.on('tool(test)', function (obj) { // 双击 toolDouble
            var data = obj.data; // 获得当前行数据
            var id = data.id;
            var layEvent = obj.event; // 触发的事件名称
            var tr = obj.tr; //
            let to_update = {};
            if (layEvent === 'save') {
                to_update['id'] = id;
                //用户名
                to_update['u_name'] = `${localStorage.getItem('u_name')}`;
                //下拉数据
                select_fields.forEach(function (field) {
                    to_update[field] = tr.find(`td[data-field=${field}] > div > select`).val();
                });
                //成交时间
                to_update["bargain_time"] = tr.find(`td[data-field=bargain_time] > div  > input`).val();
                //备注文本域
                to_update["memo1"] = tr.find(`td[data-field=memo1] > div  > textarea`).val() || tr.find(`td[data-field=memo1] > div`).text();
                to_update["c_name"] = tr.find(`td[data-field=c_name] > div  > input`).val() || tr.find(`td[data-field=c_name] > div`).text();
                to_update["c_phone"] = tr.find(`td[data-field=c_phone] > div  > input`).val() || tr.find(`td[data-field=c_phone] > div`).text();
                console.log("保存数据" + JSON.stringify(to_update));
                cms.in_item(to_update)
            }
        });
        // 行单击事件
        table.on('row(test)', function (obj) {
            let id = obj.data.id;
            console.log("单击的id" + id)
        });
        // 文本编辑
        table.on('edit(test)', function (obj) {
            var field = obj.field; // 得到字段
            var value = obj.value; // 得到修改后的值
            var data = obj.data; // 得到所在行所有键值
            console.log("edit的id" + obj.data.id);
            // 其他更新操作
            var to_update = {};
            to_update[field] = value;
            obj.update(to_update);

        });
        //下拉编辑
        // cms.addSelectListeners(select_fields, form1)
    });

    /**
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     *                layui组件
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     */
</script>

<script>
    /**
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     *                分页组件
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     */
    let pagehelper = {
        /**
         * 跳转到哪一页
         */
        goto_page: function (page) {
            let pmax = parseInt($("#pmax").val())
            if (page < 1 || page > pmax) {
                // alert('页码超出范围');
                return;
            }
            $("#p").val(page)
            console.log('跳转到第' + page + '页');
            // 更新按钮
            pagehelper.updateButtons();
            cms.reload();
        },
        /**
         * 点击上一页
         */
        goto_previous: function () {
            let p = parseInt($("#p").val())
            if (p > 1) {
                pagehelper.goto_page(p - 1);
            }
        },
        /**
         * 点击下一页
         */
        goto_next: function () {
            let p = parseInt($("#p").val())
            let pmax = parseInt($("#pmax").val())
            if (p < pmax) {
                pagehelper.goto_page(p + 1);
            }
        },
        /**
         * 生成五个页码
         */
        generatePageNumbers: function (currentPage, totalPages) {
            // 计算要显示的页码范围
            let minPage = Math.max(1, currentPage - 2); // 至少从1开始
            let maxPage = Math.min(totalPages, currentPage + 2); // 最多到总页数

            // 如果总页数小于等于5,直接显示全部页码
            // if (totalPages <= 20) {
            //     minPage = 1;
            //     maxPage = totalPages;
            // }

            // 如果总页数允许且当前页接近两端,则调整最小或最大页码以包含足够的页码
            // 特别是当当前页是前几页或后几页时
            if (currentPage <= 3 && totalPages > 5) {
                maxPage = Math.min(totalPages, 5); // 确保不超过总页数
            } else if (currentPage >= totalPages - 2 && totalPages > 5) {
                minPage = Math.max(1, totalPages - 4); // 确保不小于1
            }

            // 生成页码数组
            let pageNumbers = [];
            for (let i = minPage; i <= maxPage; i++) {
                pageNumbers.push(i);
            }

            return pageNumbers;
        },

        /**
         * 重绘分页组件
         */
        updateButtons: function () {
            let p = parseInt($("#p").val())
            let pmax = parseInt($("#pmax").val())
            var nav = document.getElementById('nav');
            nav.innerHTML = ''; // 清空nav的内容

            // 创建上一页按钮
            var prevButton = document.createElement('button');
            prevButton.onclick = function () {
                pagehelper.goto_previous();
            };
            prevButton.textContent = '上一页';
            if (p == 1) {
                // 如果当前是第一页,则不显示
                prevButton.style.display = 'none';
            }
            //创建五个页码
            let pages = pagehelper.generatePageNumbers(p, pmax);
            // 创建页码按钮
            var ul = document.createElement('ul');
            for (var i = 0; i < pages.length; i++) {
                var pageNum = pages[i];
                var li = document.createElement('li');
                var pageButton = document.createElement('button');
                pageButton.onclick = function (page) {
                    return function () {
                        pagehelper.goto_page(page);
                    };
                }(pageNum); // 闭包确保正确的页码被传递
                pageButton.textContent = pageNum;
                if (pageNum == p) {
                    // 如果不是当前页,则禁用
                    pageButton.disabled = true;
                }
                li.appendChild(pageButton);
                ul.appendChild(li);
            }

            // 创建跳转输入框和下一页按钮
            var input = document.createElement('input');
            input.type = 'number';
            input.name = 'manual';
            input.placeholder = '最大页' + pmax;
            // 设置事件监听器
            input.onkeydown = function (event) {
                if (event.keyCode === 13) { // 只在按下回车键时验证
                    let toPage = parseInt(this.value, 10);
                    if (!isNaN(toPage) && toPage > 0 && toPage <= pmax) {
                        pagehelper.goto_page(toPage);
                    } else {
                        pagehelper.goto_page(pmax);
                    }
                }
            };

            var nextButton = document.createElement('button');
            nextButton.onclick = function () {
                pagehelper.goto_next();
            };
            nextButton.textContent = '下一页';
            nextButton.style.display = p < pmax ? '' : 'none'; // 如果当前是最后一页,则不显示
            // 将元素添加到nav中
            nav.appendChild(prevButton);
            nav.appendChild(ul);
            nav.appendChild(input);
            nav.appendChild(nextButton);
        }
    };

    /**
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     *                分页组件
     * >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
     */
</script>

</body>
</html>

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