import { Types } from '@business/enum/types.enum';
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export interface Column {
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text?: string;
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name?: string;
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width?: string;
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sort?: string;
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isSort?: boolean;
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type?: DataType;
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format?: (value: any, col: Column, row: any) => string;
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}
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export interface DataType {
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name: Types;
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format?: any;
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}
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// 作为http来回传递参数
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export interface PageBean {
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pageIndex?: number ; // 页码
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pageSize?: number ; // 一页多少条
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total?: number;
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data?: any[];
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queryParams?: string;
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orderByClause?: string;
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getOrderByClause ?(): string;
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}
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export class Grid<T> implements PageBean {
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getOrderByClause(): string {
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const orderby = this.sorts.map( (fn) => {
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return this.columns.find( (col: Column) => {
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return fn === col.name;
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} );
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}).map( (col: Column) => {
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const sort = col.sort.startsWith('asc') ? 'asc' : 'desc' ;
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return col.name + '||' + sort;
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}).join('|||');
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return encodeURI(orderby);
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}
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title = '';
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pageIndex = 0; // 页码
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pageSize = 10; // 每页几行数据
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data: T[] = [];
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total = 0;
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queryParams = '';
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pages = 0; // 总页数
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size = 0; // 当前页数据条数
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sorts?: any[] = [];
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loading = false;
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indeterminate = false;
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allChecked = false;
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selectedIndexs?: number[] = []; // 被选中序列号
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columns?: Column[] = [];
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checkAll(value: boolean) {
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this.data.forEach(
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row => {row['checked'] = value; }
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);
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this.refreshStatus();
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}
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getData(): any [] {
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return this.data;
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}
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initData(pageData: {data?: any[], total?: number}) {
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if ( pageData != null && pageData.data != null) {
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let index = 0;
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this.data = pageData.data.map(row => {
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row['index'] = index++;
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return row;
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});
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this.total = pageData.total;
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}
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}
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refreshStatus() {
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const data = this.data;
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const allChecked = data.every(value => value['checked']);
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const allUnChecked = data.every(value => !value['checked']);
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this.allChecked = allChecked;
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this.indeterminate = (!allChecked) && (!allUnChecked);
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this.selectedIndexs = data.filter(value => value['checked']).map(
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row => {
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return row['index'] != null ? row['index'] : 0;
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}
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);
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this.selectedIndexs = this.selectedIndexs == null ? [] : this.selectedIndexs;
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}
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constructor(config: object) {
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if (config != null) {
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const keys = Object.getOwnPropertyNames(config);
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for (const index in keys) {
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const key = keys[index];
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if (this[key] != null) {
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this[key] = config[key];
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}
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}
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}
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}
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public setColumns(obj: Object) {
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this.columns = this.objectToArray(obj);
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}
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private objectToArray(obj: Object): any[] {
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const arr = [];
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const keys = Object.getOwnPropertyNames(obj);
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for (const index in keys) {
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const key = keys[index];
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const item = obj[key];
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if ( item['name'] == null) {
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item['name'] = key;
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}
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arr.push(item);
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}
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return arr;
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}
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}
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export interface ResultBean<T>{
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code?: number;
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data?: T;
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message?: string;
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}
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