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| 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 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | 50x 50x 50x 50x 50x 50x 50x 7658x 7658x 7658x 7658x 7658x 7658x 9130x 9130x 9130x 2385x 6745x 50x 4519x 4519x 4519x 4519x 4519x 4519x 4519x 3133x 3133x 8873x 8873x 8873x 5700x 5700x 3173x 3173x 1692x 4519x 4519x 4519x 4519x 7154x 7154x 7154x 2277x 4519x 50x 7554x 7554x 7554x 5204x 908x 908x 4296x 4296x 4296x 50x 1x 1x 13443x 13443x 13443x 13443x 13443x 27413x 27413x 27413x 15323x 15323x 15323x 12090x 4536x 7554x 7554x 7554x 7554x 7538x 7538x 7538x 7538x 16x 16x 16x 16x 16x | import {QuillConst} from './constants';
import {NodeApi} from '../../json-crdt/model/api/nodes';
import {SliceStacking} from '../peritext/slice/constants';
import {PersistedSlice} from '../peritext/slice/PersistedSlice';
import {diffAttributes, getAttributes, removeErasures} from './util';
import type {PathStep} from '@jsonjoy.com/json-pointer';
import type {QuillDeltaNode} from './QuillDeltaNode';
import {s, type ArrApi, type ArrNode, type ExtApi, type StrApi} from '../../json-crdt';
import type {
QuillDeltaAttributes,
QuillDeltaOpDelete,
QuillDeltaOpInsert,
QuillDeltaOpRetain,
QuillDeltaPatch,
} from './types';
import type {Peritext} from '../peritext';
import type {SliceNode} from '../peritext/slice/types';
const updateAttributes = (txt: Peritext, attributes: QuillDeltaAttributes | undefined, pos: number, len: number) => {
Iif (!attributes) return;
const range = txt.rangeAt(pos, len);
const keys = Object.keys(attributes);
const length = keys.length;
const savedSlices = txt.savedSlices;
for (let i = 0; i < length; i++) {
const key = keys[i];
const value = attributes[key];
if (value === null) {
savedSlices.ins(range, SliceStacking.Erase, key);
} else {
savedSlices.ins(range, SliceStacking.One, key, s.con(value));
}
}
};
const rewriteAttributes = (txt: Peritext, attributes: QuillDeltaAttributes | undefined, pos: number, len: number) => {
Iif (typeof attributes !== 'object') return;
const range = txt.rangeAt(pos, len);
range.expand();
const slices = txt.overlay.findOverlapping(range);
const length = slices.size;
const relevantOverlappingButNotContained = new Set<PathStep>();
if (length) {
const savedSlices = txt.savedSlices;
// biome-ignore lint: slices is not iterable
slices.forEach((slice) => {
if (slice instanceof PersistedSlice) {
const isContained = range.contains(slice);
if (!isContained) {
relevantOverlappingButNotContained.add(slice.type() as PathStep);
return;
}
const type = slice.type() as PathStep;
if (type in attributes) {
savedSlices.del(slice.id);
}
}
});
}
const keys = Object.keys(attributes);
const attributeLength = keys.length;
const attributesCopy = {...attributes};
for (let i = 0; i < attributeLength; i++) {
const key = keys[i];
const value = attributes[key];
if (value === null && !relevantOverlappingButNotContained.has(key)) {
delete attributesCopy[key];
}
}
updateAttributes(txt, attributesCopy, pos, len);
};
const maybeUpdateAttributes = (
txt: Peritext,
attributes: QuillDeltaAttributes | undefined,
pos: number,
len: number,
): void => {
const range = txt.rangeAt(pos, 1);
const overlayPoint = txt.overlay.getOrNextLower(range.start);
if (!overlayPoint && !attributes) return;
if (!overlayPoint) {
updateAttributes(txt, removeErasures(attributes), pos, len);
return;
}
const pointAttributes = getAttributes(overlayPoint);
const attributeDiff = diffAttributes(pointAttributes, attributes);
if (attributeDiff) updateAttributes(txt, attributeDiff, pos, len);
};
export class QuillDeltaApi extends NodeApi<QuillDeltaNode> implements ExtApi<QuillDeltaNode> {
public text(): StrApi {
return this.api.wrap(this.node.text());
}
public slices(): ArrApi<ArrNode<SliceNode>> {
return this.api.wrap(this.node.slices());
}
public apply(ops: QuillDeltaPatch['ops']) {
const txt = this.node.txt;
const overlay = txt.overlay;
const length = ops.length;
let pos = 0;
for (let i = 0; i < length; i++) {
overlay.refresh(true);
const op = ops[i];
if (typeof (<QuillDeltaOpRetain>op).retain === 'number') {
const {retain, attributes} = <QuillDeltaOpRetain>op;
if (attributes) rewriteAttributes(txt, attributes, pos, retain);
pos += retain;
} else if (typeof (<QuillDeltaOpDelete>op).delete === 'number') {
txt.delAt(pos, (<QuillDeltaOpDelete>op).delete);
} else if ((<QuillDeltaOpInsert>op).insert) {
const {insert} = <QuillDeltaOpInsert>op;
let {attributes} = <QuillDeltaOpInsert>op;
if (typeof insert === 'string') {
txt.insAt(pos, insert);
const insertLength = insert.length;
maybeUpdateAttributes(txt, attributes, pos, insertLength);
pos += insertLength;
} else {
txt.insAt(pos, QuillConst.EmbedChar);
if (!attributes) attributes = {};
attributes[QuillConst.EmbedSliceType] = insert;
maybeUpdateAttributes(txt, attributes, pos, 1);
pos += 1;
}
}
}
}
}
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