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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 7837x 7837x 7837x 7837x 7837x 7837x 9352x 9352x 9352x 2647x 6705x 50x 4561x 4561x 4561x 4561x 4561x 4561x 4561x 3268x 3268x 10001x 10001x 10001x 6338x 6338x 3663x 3663x 1953x 4561x 4561x 4561x 4561x 7153x 7153x 7153x 2255x 4561x 50x 7567x 7567x 7567x 5291x 942x 942x 4349x 4349x 4349x 50x 1x 1x 13443x 13443x 13443x 13443x 13443x 27481x 27481x 27481x 15430x 15430x 15430x 12051x 4484x 7567x 7567x 7567x 7567x 7551x 7551x 7551x 7551x 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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