/**

* @license

* Copyright Google LLC All Rights Reserved.

*

* Use of this source code is governed by an MIT-style license that can be

* found in the LICENSE file at https://angular.dev/license

*/

import {getIntParameter} from '../util';

export class TableCell {

constructor(

public row: number,

public col: number,

public value: string,

) {}

}

let tableCreateCount: number;

let maxRow: number;

let maxCol: number;

let numberData: TableCell[][];

let charData: TableCell[][];

export function initTableUtils() {

maxRow = getIntParameter('rows');

maxCol = getIntParameter('cols');

tableCreateCount = 0;

numberData = [];

charData = [];

for (let r = 0; r <= maxRow; r++) {

const numberRow: TableCell[] = [];

numberData.push(numberRow);

const charRow: TableCell[] = [];

charData.push(charRow);

for (let c = 0; c <= maxCol; c++) {

numberRow.push(new TableCell(r, c, `${c}/${r}`));

charRow.push(new TableCell(r, c, `${charValue(c)}/${charValue(r)}`));

}

}

}

function charValue(i: number): string {

return String.fromCharCode('A'.charCodeAt(0) + (i % 26));

}

export const emptyTable: TableCell[][] = [];

export function buildTable(): TableCell[][] {

tableCreateCount++;

return tableCreateCount % 2 ? numberData : charData;

}