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// ==============================================================================
// Copyright (C) 2019 - Philip Paquette, Steven Bocco
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU Affero General Public License as published by the Free
// Software Foundation, either version 3 of the License, or (at your option) any
// later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
// details.
//
// You should have received a copy of the GNU Affero General Public License along
// with this program. If not, see <https://www.gnu.org/licenses/>.
// ==============================================================================
//// Tables.
import React from "react";
import PropTypes from 'prop-types';
class DefaultWrapper {
constructor(data) {
this.data = data;
this.get = this.get.bind(this);
}
get(fieldName) {
return this.data[fieldName];
}
}
function defaultWrapper(data) {
return new DefaultWrapper(data);
}
export class Table extends React.Component {
// className
// caption
// columns : {name: [title, order]}
// data: [objects with expected column names]
// wrapper: (optional) function to use to wrap one data entry into an object before accessing fields.
// Must return an instance with a method get(name).
// If provided: wrapper(data_entry).get(field_name)
// else: data_entry[field_name]
constructor(props) {
super(props);
if (!this.props.wrapper)
this.props.wrapper = defaultWrapper;
}
static getHeader(columns) {
const header = [];
for (let entry of Object.entries(columns)) {
const name = entry[0];
const title = entry[1][0];
const order = entry[1][1];
header.push([order, name, title]);
}
header.sort((a, b) => {
let t = a[0] - b[0];
if (t === 0)
t = a[1].localeCompare(b[1]);
if (t === 0)
t = a[2].localeCompare(b[2]);
return t;
});
return header;
}
static getHeaderLine(header) {
return (
<thead className={'thead-light'}>
<tr>{header.map((column, colIndex) => <th key={colIndex}>{column[2]}</th>)}</tr>
</thead>
);
}
static getBodyRow(header, row, rowIndex, wrapper) {
const wrapped = wrapper(row);
return (<tr key={rowIndex}>
{header.map((headerColumn, colIndex) => <td className={'align-middle'}
key={colIndex}>{wrapped.get(headerColumn[1])}</td>)}
</tr>);
}
static getBodyLines(header, data, wrapper) {
return (<tbody>{data.map((row, rowIndex) => Table.getBodyRow(header, row, rowIndex, wrapper))}</tbody>);
}
render() {
const header = Table.getHeader(this.props.columns);
return (
<div className={'table-responsive'}>
<table className={this.props.className}>
<caption>{this.props.caption} ({this.props.data.length})</caption>
{Table.getHeaderLine(header)}
{Table.getBodyLines(header, this.props.data, this.props.wrapper)}
</table>
</div>
);
}
}
Table.propTypes = {
wrapper: PropTypes.func,
columns: PropTypes.object,
className: PropTypes.string,
caption: PropTypes.string,
data: PropTypes.array
};
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