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 | 1x 1x 1x 1x 15x 15x 9x 15x 4x 3x 11x 11x 11x 11x 18x 18x 18x 17x 11x 15x 18x 50x 15x | import { splitSelectedParagraphByBr } from './splitSelectedParagraphByBr';
import { wrapBlockStep1, wrapBlockStep2 } from '../common/wrapBlock';
import {
getOperationalBlocks,
isBlockGroupOfType,
areSameFormats,
createFormatContainer,
unwrapBlock,
} from 'roosterjs-content-model-dom';
import type { WrapBlockStep1Result } from '../common/wrapBlock';
import type {
ContentModelBlockGroup,
ContentModelFormatContainer,
ContentModelFormatContainerFormat,
ContentModelListItem,
ReadonlyContentModelBlock,
ReadonlyContentModelDocument,
ReadonlyContentModelFormatContainer,
ReadonlyContentModelListItem,
ReadonlyOperationalBlocks,
ShallowMutableContentModelBlock,
} from 'roosterjs-content-model-types';
/**
* @internal
*/
export function toggleModelBlockQuote(
model: ReadonlyContentModelDocument,
formatLtr: ContentModelFormatContainerFormat,
formatRtl: ContentModelFormatContainerFormat
): boolean {
splitSelectedParagraphByBr(model);
const paragraphOfQuote = getOperationalBlocks<
ContentModelFormatContainer | ContentModelListItem
>(model, ['FormatContainer', 'ListItem'], ['TableCell'], true /*deepFirst*/, block => {
return block.blockGroupType == 'FormatContainer' ? block.tagName == 'blockquote' : true;
});
if (areAllBlockQuotes(paragraphOfQuote)) {
// All selections are already in quote, we need to unquote them
paragraphOfQuote.forEach(({ block, parent }) => {
unwrapBlock(parent, block);
});
} else {
const step1Results: WrapBlockStep1Result<ContentModelFormatContainer>[] = [];
const creator = (isRtl: boolean) =>
createFormatContainer('blockquote', isRtl ? formatRtl : formatLtr);
const canMerge = (
isRtl: boolean,
target: ShallowMutableContentModelBlock,
current?: ContentModelFormatContainer
): target is ContentModelFormatContainer =>
canMergeQuote(target, current?.format || (isRtl ? formatRtl : formatLtr));
paragraphOfQuote.forEach(({ block, parent }) => {
if (isQuote(block)) {
// Already in quote, no op
} else {
wrapBlockStep1(step1Results, parent, block, creator, canMerge);
}
});
wrapBlockStep2(step1Results, canMerge);
}
return paragraphOfQuote.length > 0;
}
function canMergeQuote(
target: ShallowMutableContentModelBlock,
format: ContentModelFormatContainerFormat
): target is ContentModelFormatContainer {
return isQuote(target) && areSameFormats(format, target.format);
}
function isQuote(block: ReadonlyContentModelBlock): block is ReadonlyContentModelFormatContainer {
return (
isBlockGroupOfType<ContentModelFormatContainer>(block, 'FormatContainer') &&
block.tagName == 'blockquote'
);
}
function areAllBlockQuotes(
blockAndParents: ReadonlyOperationalBlocks<
ReadonlyContentModelFormatContainer | ReadonlyContentModelListItem
>[]
): blockAndParents is {
block: ContentModelFormatContainer;
parent: ContentModelBlockGroup;
path: ContentModelBlockGroup[];
}[] {
return blockAndParents.every(blockAndParent => isQuote(blockAndParent.block));
}
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