Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 | 1x 2x 1x 1x 2x 45x 45x 40x 5x 3x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 1x 7x 7x 3x | import React, { SyntheticEvent, ReactNode } from "react"; import classNames from "classnames"; import { ControlledProps, ChangeContext } from "../../form/controlled"; import { StyledProps } from "../../_type"; import { Text } from "../../text"; import { Icon } from "../../icon"; import { TableAddon } from "../TableProps"; import { useConfig } from "../../_util/config-context"; /** * `sortable` 插件用于支持表格的排序操作。 */ export interface SortableOptions extends ControlledProps<SortBy[], SyntheticEvent, SortableChangeContext> { /** * 不支持非受控模式 */ defaultValue?: never; /** * 指定哪些列支持排序,可传入键值,或者详细配置 */ columns: (string | SortableColumn)[]; } export interface SortableColumn { /** * 要支持排序的列的键值 */ key: string; /** * 当列从未排序进入排序状态时,优先使用的排序状态 */ prefer: SortOrder; } export interface SortableChangeContext extends ChangeContext { /** * 当前引起变更的排序信息 */ sort: SortBy; } export type SortOrder = "asc" | "desc" | undefined; export interface SortBy { /** * 按照哪一列排序 */ by: string; /** * 升序/倒序/未排序 */ order: SortOrder; } export function sortable(options: SortableOptions): TableAddon { const sortablePrefer = new Map<string, SortOrder>( (options.columns || []).map(column => typeof column === "string" ? ([column, "asc"] as [string, SortOrder]) : ([column.key, column.prefer] as [string, SortOrder]) ) ); const sortMap = new Map<string, SortOrder>( (options.value || []).map( sort => [sort.by, sort.order] as [string, SortOrder] ) ); return { onInjectColumn: renderColumn => ( record, rowKey, recordIndex, column, columnIndex ) => { const columnResult = renderColumn( record, rowKey, recordIndex, column, columnIndex ); // recordIndex > -1 是记录行,我们只注入表头 if (recordIndex > -1) { return columnResult; } // 不是可排序列,跳过 if (!sortablePrefer.has(column.key)) { return columnResult; } // 获取原始渲染内容 let { children } = columnResult; // 当前的排序状态 undefined | "asc" | "desc" const order = sortMap.get(column.key); // 切换排序状态 const changeOrder = (event: React.MouseEvent) => { if (typeof options.onChange !== "function") { return; } let nextOrder: SortOrder; const prefer = sortablePrefer.get(column.key); if (!order) { nextOrder = prefer; } if (order === "asc") { nextOrder = prefer === "asc" ? "desc" : undefined; } if (order === "desc") { nextOrder = prefer === "asc" ? undefined : "asc"; } const sort: SortBy = { by: column.key, order: nextOrder, }; // 删除旧排序规则,保证新的在前 sortMap.delete(column.key); const value: SortBy[] = (nextOrder ? [sort] : []).concat( Array.from(sortMap).map(([by, order]) => ({ by, order })) ); options.onChange(value, { event, sort }); }; // 包装一个排序按钮 children = ( <SortButton order={order} onClick={changeOrder}> {children} </SortButton> ); return { ...columnResult, children }; }, }; } export interface SortButtonProps extends StyledProps { children?: ReactNode; order?: SortOrder; onClick?: (evt: React.MouseEvent<HTMLSpanElement>) => void; } export function SortButton({ order, className, style, children, onClick, }: SortButtonProps) { const { classPrefix } = useConfig(); let iconType = "sort"; Iif (order === "asc") { iconType = "sortup"; } Iif (order === "desc") { iconType = "sortdown"; } return ( <span className={classNames( `${classPrefix}-table__sortbtn`, { "is-active": Boolean(order) }, className )} style={style} onClick={onClick} > <Text overflow className={`${classPrefix}-table__headerop`}> {children} </Text> <Icon type={iconType} /> </span> ); } function comparer(sorts: SortBy[]) { return (a: any, b: any) => { for (const { by, order } of sorts) { const isAsc = a[by] < b[by]; const isDesc = a[by] > b[by]; if (isAsc || isDesc) { if (order === "asc") return isAsc ? -1 : 1; if (order === "desc") return isDesc ? -1 : 1; } } return 0; }; } sortable.comparer = comparer as (( sorts: SortBy[] ) => (a: any, b: any) => number); |