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import { getIntersectedRect } from '../../../pluginUtils/Rect/getIntersectedRect';
import { isElementOfType, normalizeRect } from 'roosterjs-content-model-dom';
import type { TableEditFeature } from './TableEditFeature';
import type { OnTableEditorCreatedCallback } from '../../OnTableEditorCreatedCallback';
import {
formatTableWithContentModel,
insertTableColumn,
insertTableRow,
} from 'roosterjs-content-model-api';
import type { CreateElementData } from '../../../pluginUtils/CreateElement/CreateElementData';
import type { Disposable } from '../../../pluginUtils/Disposable';
import type { IEditor } from 'roosterjs-content-model-types';
const INSERTER_COLOR = '#4A4A4A';
const INSERTER_COLOR_DARK_MODE = 'white';
const INSERTER_SIDE_LENGTH = 12;
const INSERTER_BORDER_SIZE = 1;
/**
* @internal
*/
export const HORIZONTAL_INSERTER_ID = 'horizontalInserter';
/**
* @internal
*/
export const VERTICAL_INSERTER_ID = 'verticalInserter';
/**
* @internal
*/
export function createTableInserter(
editor: IEditor,
td: HTMLTableCellElement,
table: HTMLTableElement,
isRTL: boolean,
isHorizontal: boolean,
onBeforeInsert: () => void,
onAfterInserted: () => void,
anchorContainer?: HTMLElement,
onTableEditorCreated?: OnTableEditorCreatedCallback
): TableEditFeature | null {
const tdRect = normalizeRect(td.getBoundingClientRect());
const viewPort = editor.getVisibleViewport();
const tableRect = table && viewPort ? getIntersectedRect([table], [viewPort]) : null;
// set inserter position
Eif (tdRect && tableRect) {
const document = td.ownerDocument;
const createElementData = getInsertElementData(
isHorizontal,
editor.isDarkMode(),
isRTL,
editor.getDOMHelper().getDomStyle('backgroundColor') || 'white'
);
const div = createElement(createElementData, document) as HTMLDivElement;
if (isHorizontal) {
// tableRect.left/right is used because the Inserter is always intended to be on the side
div.id = HORIZONTAL_INSERTER_ID;
div.style.left = `${
isRTL
? tableRect.right
: tableRect.left - (INSERTER_SIDE_LENGTH - 1 + 2 * INSERTER_BORDER_SIZE)
}px`;
div.style.top = `${tdRect.bottom - 8}px`;
(div.firstChild as HTMLElement).style.width = `${tableRect.right - tableRect.left}px`;
} else {
div.id = VERTICAL_INSERTER_ID;
div.style.left = `${isRTL ? tdRect.left - 8 : tdRect.right - 8}px`;
// tableRect.top is used because the Inserter is always intended to be on top
div.style.top = `${
tableRect.top - (INSERTER_SIDE_LENGTH - 1 + 2 * INSERTER_BORDER_SIZE)
}px`;
(div.firstChild as HTMLElement).style.height = `${tableRect.bottom - tableRect.top}px`;
}
(anchorContainer || document.body).appendChild(div);
const handler = new TableInsertHandler(
div,
td,
table,
isHorizontal,
editor,
onBeforeInsert,
onAfterInserted,
onTableEditorCreated
);
return { div, featureHandler: handler, node: td };
}
return null;
}
/**
* @internal
* Exported for test only
*/
export class TableInsertHandler implements Disposable {
private disposer: undefined | (() => void);
constructor(
private div: HTMLDivElement,
private td: HTMLTableCellElement,
private table: HTMLTableElement,
private isHorizontal: boolean,
private editor: IEditor,
private onBeforeInsert: () => void,
private onAfterInsert: () => void,
onTableEditorCreated?: OnTableEditorCreatedCallback
) {
this.div.addEventListener('click', this.insertTd);
this.disposer = onTableEditorCreated?.(
isHorizontal ? 'HorizontalTableInserter' : 'VerticalTableInserter',
div
);
}
dispose() {
this.div.removeEventListener('click', this.insertTd);
this.disposer?.();
this.disposer = undefined;
}
private insertTd = () => {
// Get cell coordinates
const columnIndex = this.td.cellIndex;
const row =
this.td.parentElement && isElementOfType(this.td.parentElement, 'tr')
? this.td.parentElement
: undefined;
const rowIndex = row && row.rowIndex;
Iif (row?.cells == undefined || rowIndex == undefined) {
return;
}
this.onBeforeInsert();
// Insert row or column
formatTableWithContentModel(
this.editor,
'editTablePlugin',
tableModel => {
this.isHorizontal
? insertTableRow(tableModel, 'insertBelow')
: insertTableColumn(tableModel, 'insertRight');
}, // Select cell to make insertion
{
type: 'table',
firstColumn: columnIndex,
firstRow: rowIndex,
lastColumn: columnIndex,
lastRow: rowIndex,
table: this.table,
}
);
this.onAfterInsert();
};
}
function getInsertElementData(
isHorizontal: boolean,
isDark: boolean,
isRTL: boolean,
backgroundColor: string
): CreateElementData {
const inserterColor = isDark ? INSERTER_COLOR_DARK_MODE : INSERTER_COLOR;
const outerDivStyle = `position: fixed; width: ${INSERTER_SIDE_LENGTH}px; height: ${INSERTER_SIDE_LENGTH}px; font-size: 16px; color: black; line-height: 8px; vertical-align: middle; text-align: center; cursor: pointer; border: solid ${INSERTER_BORDER_SIZE}px ${inserterColor}; border-radius: 50%; background-color: ${backgroundColor}`;
const leftOrRight = isRTL ? 'right' : 'left';
const childBaseStyles = `position: absolute; box-sizing: border-box; background-color: ${backgroundColor};`;
const childInfo: CreateElementData = {
tag: 'div',
style:
childBaseStyles +
(isHorizontal
? `${leftOrRight}: 12px; top: 5px; height: 3px; border-top: 1px solid ${inserterColor}; border-bottom: 1px solid ${inserterColor}; border-right: 1px solid ${inserterColor}; border-left: 0px;`
: `left: 5px; top: 12px; width: 3px; border-left: 1px solid ${inserterColor}; border-right: 1px solid ${inserterColor}; border-bottom: 1px solid ${inserterColor}; border-top: 0px;`),
};
return {
tag: 'div',
style: outerDivStyle,
children: [childInfo, '+'],
};
}
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