1
duhe
2024-11-04 d60b3a2ecaf8164efeb368eb62dacae78f18feac
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/**
    TABLEFILTER
**/
 
layui.define(['table', 'jquery', 'form', 'laydate'], function (exports) {
 
    var MOD_NAME = 'tableFilter',
        $ = layui.jquery,
        table = layui.table,
        form = layui.form,
        laydate = layui.laydate;
 
    var tableFilter = {
        "v": '1.0.0'
    };
 
    //缓存
    tableFilter.cache = {}
 
    //渲染
    tableFilter.render = function (opt) {
 
        //配置默认值
        var elem = $(opt.elem || '#table'),
            elemId = elem.attr("id") || "table_" + new Date().getTime(),
            filters = opt.filters || [],
            parent = opt.parent || 'body',
            mode = opt.mode || "local";
        opt.done = opt.done || function () { };
 
        //写入默认缓存
        tableFilter.cache[elemId] = {};
 
        //主运行
        var main = function () {
 
            //默认过滤
            if (mode == "local") {
                var trsIndex = tableFilter.getShowTrIndex(elem, elemId, filters);
                if (trsIndex.length > 0) {
                    var trs = elem.next().find('.layui-table-body tr');
                    trs.each(function (i, tr) {
                        if ($.inArray($(tr).data("index"), trsIndex) != -1) {
                            $(tr).removeClass("layui-hide")
                        } else {
                            $(tr).addClass("layui-hide")
                        }
                    })
                } else {
                    elem.next().find('.layui-table-body tr').removeClass("layui-hide")
                }
 
                //FIX全选监听
                tableFilter.fixAll(elem);
                //重载表格尺寸 (FIX刷新表格时的表格异常)
                table.resize(elemId);
            }
 
 
 
 
            //遍历过滤项
            layui.each(filters, function (i, filter) {
                var filterField = filter.field,
                    filterName = filter.name || filter.field,
                    filterType = filter.type || "input",
                    filterData = filter.data || [],
                    filterUrl = filter.url || "";
 
                //插入图标    
                var th = elem.next().find('.layui-table-header th[data-field="' + filterField + '"]');
                var icon = filterType == 'input' ? 'layui-icon-search' : 'layui-icon-down';
                var filterIcon = $('<span class="layui-table-filter layui-inline"><i class="layui-icon ' + icon + '"></i></span>');
                th.find('.layui-table-cell').append(filterIcon)
 
                //图标默认高亮
                if (tableFilter.cache[elemId][filterName]) {
                    filterIcon.addClass("tableFilter-has")
                } else {
                    filterIcon.removeClass("tableFilter-has")
                }
 
                //图标点击事件
                filterIcon.on("click", function (e) {
                    e.stopPropagation();
                    //得到过滤项的选项
                    //如果开启本地 并且没设置数据 就读本地数据
                    if (!filter.data && !filterUrl && filterType != "input") {
                        filterData = tableFilter.eachTds(elem, filterField);
                    }
 
                    //弹出层
                    var t = $(this).offset().top + $(parent).scrollTop() + $(this).outerHeight() + 5 + "px";
                    var l_fix = filterType == "date" ? 530 : 164;
                    var l = $(this).offset().left - ($('body').outerWidth(true) - $(parent).outerWidth(true)) - l_fix + "px";
 
                    var filterBox = $('<div class="layui-table-filter-view layui-anim layui-anim-fadein" style="top:' + t + ';left:' + l + ';"><div class="layui-table-filter-box"><form class="layui-form" lay-filter="table-filter-form"></form></div></div>');
                    if (filterType == "input") {
                        filterBox.find('form').append('<input type="search" name="' + filterName + '" lay-verify="required" lay-verType="tips" placeholder="关键词" class="layui-input">');
                    }
                    if (filterType == "checkbox") {
                        filterBox.find('form').append('<ul></ul>');
                        if (!filterUrl) {
                            layui.each(filterData, function (i, item) {
                                filterBox.find('ul').append('<li><input type="checkbox" name="' + filterName + '[' + item.key + ']" value="' + item.key + '" title="' + item.value + '" lay-skin="primary"></li>');
                            })
                        }
                    }
                    if (filterType == "radio") {
                        filterBox.find('form').append('<ul class="radio"></ul>');
                        if (!filterUrl) {
                            filterBox.find('ul').append('<li><input type="radio" name="' + filterName + '" value="" title="All" checked></li>');
                            layui.each(filterData, function (i, item) {
                                filterBox.find('ul').append('<li><input type="radio" name="' + filterName + '" value="' + item.key + '" title="' + item.value + '"></li>');
                            })
                        }
                    }
                    if (filterType == "date") {
                        filterBox.find('form').append('<div class="layui-table-filter-date"></div>');
                        filterBox.find('form').append('<input type="text" name="' + filterName + '" lay-verify="required" lay-verType="tips" placeholder="请选择日期" class="layui-input">');
 
                    }
                    filterBox.find('form').append('<button class="layui-btn layui-btn-normal layui-btn-sm" lay-submit lay-filter="tableFilter">确定</button>');
                    filterBox.find('form').append('<button type="button" class="layui-btn layui-btn-primary layui-btn-sm filter-del layui-btn-disabled" disabled>取消过滤</button>');
 
                    //设置清除是否可用
                    $(this).hasClass('tableFilter-has') && filterBox.find('.filter-del').removeClass("layui-btn-disabled").removeAttr("disabled", "disabled");
 
                    //加入DOM
                    $(parent).append(filterBox);
 
                    //赋值FORM
                    form.val("table-filter-form", tableFilter.toLayuiFrom(elemId, filterName, filterType));
 
                    //渲染layui form
                    form.render(null, 'table-filter-form');
 
                    //渲染日期
                    if (filterType == "date") {
                        laydate.render({
                            elem: '.layui-table-filter-date',
                            range: true,
                            type: 'date',
                            value: $('.layui-table-filter-date').next().val(),
                            position: 'static',
                            showBottom: false,
                            change: function (value, date, endDate) {
                                $('.layui-table-filter-date').next().val(value)
                            }
                        });
                    }
 
                    //渲染FORM 如果是searchInput 就默认选中
                    var searchInput = filterBox.find('form input[type="search"]');
                    searchInput.focus().select();
 
                    //处理异步filterData
                    if ((filterType == 'checkbox' || filterType == 'radio') && filterUrl) {
                        var filterBoxUl = filterBox.find('.layui-table-filter-box ul');
                        filterBoxUl.append('<div class="loading"><i class="layui-icon layui-icon-loading layui-anim layui-anim-rotate layui-anim-loop"></i></div>');
                        $.getJSON(filterUrl + "?_t=" + new Date().getTime(), function (res, status, xhr) {
                            filterBoxUl.empty();
                            filterType == "radio" && filterBoxUl.append('<li><input type="radio" name="' + filterName + '" value="" title="All" checked></li>');
                            layui.each(res.data, function (i, item) {
                                filterType == "checkbox" && filterBoxUl.append('<li><input type="checkbox" name="' + filterName + '[' + item.key + ']" value="' + item.key + '" title="' + item.value + '" lay-skin="primary"></li>');
                                filterType == "radio" && filterBoxUl.append('<li><input type="radio" name="' + filterName + '" value="' + item.key + '" title="' + item.value + '"></li>');
                            })
                            form.render(null, 'table-filter-form');
                            form.val("table-filter-form", tableFilter.toLayuiFrom(elemId, filterName, filterType));
                        });
                    }
 
                    //点击确认开始过滤
                    form.on('submit(tableFilter)', function (data) {
                        //重构复选框结果
                        if (filterType == "checkbox") {
                            var NEWfield = [];
                            for (var key in data.field) {
                                NEWfield.push(data.field[key])
                            }
                            data.field[filterName] = NEWfield
                        }
 
                        //过滤项写入缓存
                        tableFilter.cache[elemId][filterName] = data.field[filterName];
 
                        //如果有过滤项 icon就高亮
                        if (tableFilter.cache[elemId][filterName].length > 0) {
                            filterIcon.addClass("tableFilter-has")
                        } else {
                            filterIcon.removeClass("tableFilter-has")
                        }
 
                        if (mode == "local") {
                            //本地交叉过滤
                            var trsIndex = tableFilter.getShowTrIndex(elem, elemId, filters);
                            if (trsIndex.length > 0 || data.field[filterName].length > 0) {
                                var trs = elem.next().find('.layui-table-body tr');
                                trs.each(function (i, tr) {
                                    if ($.inArray($(tr).data("index"), trsIndex) != -1) {
                                        $(tr).removeClass("layui-hide")
                                    } else {
                                        $(tr).addClass("layui-hide")
                                    }
                                })
                            } else {
                                elem.next().find('.layui-table-body tr').removeClass("layui-hide")
                            }
                            //更新合计行
                            tableFilter.updataTotal(elem);
                            //更新序列号
                            tableFilter.upNumbers(elem);
                            //取消表格选中
                            tableFilter.uncheck(elem);
                            //重载表格尺寸
                            table.resize(elemId)
                        } else if (mode == "api") {
                            //服务端交叉过滤
                            //将数组转字符串
                            var new_where = {};
                            for (var key in tableFilter.cache[elemId]) {
                                var filterKey = key,
                                    filterValue = tableFilter.cache[elemId][key];
                                if ($.isArray(filterValue)) {
                                    new_where[filterKey] = filterValue.join(",");
                                } else {
                                    new_where[filterKey] = filterValue;
                                }
                            }
                            table.reload(elemId, { "where": new_where })
                        }
 
                        //写入回调函数
                        opt.done(tableFilter.cache[elemId]);
 
                        filterBox.remove();
                        return false;
                    })
 
                    //点击清除此项过滤
                    filterBox.find('.layui-table-filter-box .filter-del').on('click', function (e) {
                        delete tableFilter.cache[elemId][filterName];
                        filterIcon.removeClass("tableFilter-has");
                        if (mode == "local") {
                            var trsIndex = tableFilter.getShowTrIndex(elem, elemId, filters);
                            if (trsIndex.length > 0) {
                                var trs = elem.next().find('.layui-table-body tr');
                                trs.each(function (i, tr) {
                                    if ($.inArray($(tr).data("index"), trsIndex) != -1) {
                                        $(tr).removeClass("layui-hide")
                                    } else {
                                        $(tr).addClass("layui-hide")
                                    }
                                })
                            } else {
                                elem.next().find('.layui-table-body tr').removeClass("layui-hide")
                            }
                            //更新合计行
                            tableFilter.updataTotal(elem)
                            //更新序列号
                            tableFilter.upNumbers(elem)
                            //取消表格选中
                            tableFilter.uncheck(elem)
                            //重载表格尺寸
                            table.resize(elemId)
                        } else if (mode == "api") {
                            //需要清除where里的对应的值
                            var where = {};
                            where[filterName] = ''
                            table.reload(elemId, { "where": where })
                        }
 
                        opt.done(tableFilter.cache[elemId]);
                        filterBox.remove();
                    })
 
                    //点击其他区域关闭
                    $(document).mouseup(function (e) {
                        var userSet_con = $('.layui-table-filter-view');
                        if (!userSet_con.is(e.target) && userSet_con.has(e.target).length === 0) {
                            filterBox.remove();
                        }
                    });
 
                })
            })
 
        };
        main();
 
        //函数返回
        var returnObj = {
            'config': opt,
            'reload': function (opt) {
                main();
                //更新序列号
                tableFilter.upNumbers(elem);
            }
        }
        return returnObj
    }
 
    //遍历行获取本地列集合 return tdsArray[]
    tableFilter.eachTds = function (elem, filterField) {
        var tdsText = [],
            tdsArray = [];
        var tds = elem.next().find('.layui-table-body td[data-field="' + filterField + '"]');
        tds.each(function (i, td) {
            tdsText.push($.trim(td.innerText))
        })
        tdsText = tableFilter.tool.uniqueObjArray(tdsText);
        layui.each(tdsText, function (i, item) {
            tdsArray.push({ 'key': item, 'value': item })
        })
        return tdsArray;
    }
 
    //获取匹配的TR的data-index  return trsIndex[]
    tableFilter.getShowTrIndex = function (elem, elemId, filters) {
        var trsIndex = [];
        var filterValues = tableFilter.cache[elemId];
 
        for (var key in filterValues) {
            var filterKey = key,
                filterValue = filterValues[key];
 
            //如果有name比对filterField
            layui.each(filters, function (i, item) {
                if (filterKey == item.name) {
                    filterKey = item.field
                }
            })
 
            var tds = elem.next().find('.layui-table-body td[data-field="' + filterKey + '"]');
            //获取这一次过滤的匹配
            var this_trsIndex = [];
            tds.each(function (i, td) {
                if ($.isArray(filterValue)) {
                    //过滤值=数组 inArray 复选框
                    if ($.inArray($.trim(td.innerText), filterValue) >= 0 && filterValue && filterValue.length > 0) {
                        this_trsIndex.push($(td).parent().data("index"))
                    }
                } else if (filterValue.indexOf(" - ") >= 0) {
                    //是否在时间段内
                    var d = $.trim(td.innerText);
                    var s = filterValue.split(" - ")[0];
                    var e = filterValue.split(" - ")[1];
                    if (tableFilter.tool.isDuringDate(d, s, e)) {
                        this_trsIndex.push($(td).parent().data("index"))
                    }
                } else {
                    //过滤值=字符串 indexOf 单选框 输入框
                    if ($.trim(td.innerText).indexOf(filterValue) >= 0) {
                        this_trsIndex.push($(td).parent().data("index"))
                    }
                }
            })
            //取最终结果 合并数组后去相同值
            //第一次 不合并
            if (trsIndex.length <= 0) {
                trsIndex = this_trsIndex
            } else {
                if (this_trsIndex.length > 0) {
                    //这一次有值 和前面N次取相同值
                    trsIndex = tableFilter.tool.getSameArray(trsIndex, this_trsIndex);
                } else {
                    //这一次没值 前面N次有值,如果字符串过滤未有值 就显示空
                    trsIndex = $.isArray(filterValue) ? trsIndex : [];
                }
            }
        }
        return tableFilter.tool.uniqueObjArray(trsIndex);
    }
 
    //JSON 数据转layuiFOMR 可用的 处理checkbox
    tableFilter.toLayuiFrom = function (elemId, filterName, filterType) {
        var form_val = JSON.stringify(tableFilter.cache[elemId]);
        form_val = JSON.parse(form_val);
        if (filterType == "checkbox") {
            layui.each(form_val[filterName], function (i, value) {
                form_val[filterName + "[" + value + "]"] = true;
            })
            delete form_val[filterName];
        }
        return form_val;
    }
 
    //更新合计行数据
    tableFilter.updataTotal = function (elem) {
        var elemId = elem.attr("id");
        table.eachCols(elemId, function (i, item) {
            if (item.totalRow) {
                var tdAllnum = 0;
                var tds = elem.next().find('.layui-table-body td[data-field="' + item.field + '"]')
                tds.each(function (i, td) {
                    if (!$(td).parent().hasClass('layui-hide')) {
                        //FIX JS计算精度
                        tdAllnum = (tdAllnum * 10 + Number($.trim(td.innerText)) * 10) / 10
                    }
                })
                var totalTds = elem.next().find('.layui-table-total td[data-field="' + item.field + '"]')
                totalTds.each(function (i, td) {
                    $(td).find(".layui-table-cell").html(tdAllnum || "0")
                })
            }
        })
    }
 
    //更新序号列
    tableFilter.upNumbers = function (elem) {
        //当前第几页
        var cur = elem.next().find('.layui-laypage-curr').text();
        cur = Number(cur || '1')
        var limit = elem.next().find('.layui-laypage-limits select').val();
        limit = Number(limit)
 
        var trs = elem.next().find('.layui-table-main tr');
        var n = cur == 1 ? 0 : limit * (cur - 1);
 
        trs.each(function (i, tr) {
            if (!$(tr).hasClass('layui-hide')) {
                n += 1;
                $(tr).find('.laytable-cell-numbers').html(n)
            }
        })
 
        if (elem.next().find('.layui-table-fixed').length >= 1) {
            var trs_f = elem.next().find('.layui-table-fixed .layui-table-body tr');
            var n_f = cur == 1 ? 0 : limit * (cur - 1);
 
            trs_f.each(function (i, tr_f) {
                if (!$(tr_f).hasClass('layui-hide')) {
                    n_f += 1;
                    $(tr_f).find('.laytable-cell-numbers').html(n_f)
                }
            })
        }
    }
 
    //表格取消选中
    tableFilter.uncheck = function (elem) {
        var elemId = elem.attr("id");
        var tableName = elem.attr("lay-filter");
 
        var trs = elem.next().find('.layui-table-fixed-l tr');
        trs.each(function (i, tr) {
            var c = $(tr).find("[name='layTableCheckbox']");
            if (c.prop("checked")) {
                $(tr).find('.layui-form-checked i').click()
            }
        })
    }
 
    //FIX 表格全选选中隐藏项
    tableFilter.fixAll = function (elem) {
        var elemId = elem.attr("id");
        var tableName = elem.attr("lay-filter");
        var trs = elem.next().find('.layui-table-main tr');
 
        table.on('checkbox(' + tableName + ')', function (obj) {
            if (obj.type == "all") {
                var data = table.cache[elemId];
                trs.each(function (i, tr) {
                    if ($(tr).hasClass('layui-hide')) {
                        data[i].LAY_CHECKED = false;
                    }
                })
 
            }
        })
 
    }
 
    //隐藏选择器
    tableFilter.hide = function () {
        $('.layui-table-filter-view').remove();
    }
 
    //工具
    tableFilter.tool = {
        //数组&对象数组去重
        'uniqueObjArray': function (arr, type) {
            var newArr = [];
            var tArr = [];
            if (arr.length == 0) {
                return arr;
            } else {
                if (type) {
                    for (var i = 0; i < arr.length; i++) {
                        if (!tArr[arr[i][type]]) {
                            newArr.push(arr[i]);
                            tArr[arr[i][type]] = true;
                        }
                    }
                    return newArr;
                } else {
                    for (var i = 0; i < arr.length; i++) {
                        if (!tArr[arr[i]]) {
                            newArr.push(arr[i]);
                            tArr[arr[i]] = true;
                        }
                    }
                    return newArr;
                }
            }
        },
        //合并数组取相同项
        'getSameArray': function (arry1, arry2) {
            var newArr = [];
            for (var i = 0; i < arry1.length; i++) {
                for (var j = 0; j < arry2.length; j++) {
                    if (arry2[j] === arry1[i]) {
                        newArr.push(arry2[j]);
                    }
                }
            }
            return newArr;
        },
        'isDuringDate': function (dateStr, beginDateStr, endDateStr) {
            var curDate = new Date(dateStr),
                beginDate = new Date(beginDateStr),
                endDate = new Date(endDateStr);
            if (curDate >= beginDate && curDate <= endDate) {
                return true;
            }
            return false;
        }
    }
 
    //输出接口
    exports(MOD_NAME, tableFilter);
});