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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 | 12x 12x 55448x 55448x 12x 1607x 1607x 26112x 1607x 1611x 1611x 1611x 26116x 1611x 3218x 3218x 67959x 67959x 67959x 67959x 67959x 55448x 55448x 55448x 55448x 296951x 296951x 296951x 1609x 1609x 1609x 1609x 27724x 27724x 27724x | import {type ITimestampStruct, type IClockVector, Timestamp} from '../../clock';
import type {CrdtReader} from '../../util/binary/CrdtReader';
import type {CrdtWriter} from '../../util/binary/CrdtWriter';
export class ClockTableEntry {
constructor(
public index: number,
public id: ITimestampStruct,
) {}
}
export class ClockTable {
public static from(clock: IClockVector): ClockTable {
const table = new ClockTable();
table.push(new Timestamp(clock.sid, clock.time - 1));
// biome-ignore lint: using .forEach() on Map is the fastest way to iterate
clock.peers.forEach((id) => table.push(id));
return table;
}
public static decode(reader: CrdtReader): ClockTable {
const clockTable = new ClockTable();
const length = reader.vu57();
clockTable.push(new Timestamp(reader.vu57(), reader.vu57()));
for (let i = 1; i < length; i++) clockTable.push(new Timestamp(reader.vu57(), reader.vu57()));
return clockTable;
}
public readonly bySid: Map<number, ClockTableEntry> = new Map<number, ClockTableEntry>();
public readonly byIdx: ITimestampStruct[] = [];
public parseField(field: `${string}_${string}`): ITimestampStruct {
const underscoreIndex = field.indexOf('_');
const relativeSid = Number.parseInt(field.slice(0, underscoreIndex), 36);
const time = Number.parseInt(field.slice(underscoreIndex + 1), 36);
const clock = this.byIdx[relativeSid];
return new Timestamp(clock.sid, time);
}
public push(id: ITimestampStruct): void {
const byIdx = this.byIdx;
const index = byIdx.length;
byIdx.push(id);
this.bySid.set(id.sid, new ClockTableEntry(index, id));
}
public getBySid(sid: number): ClockTableEntry {
const entry = this.bySid.get(sid);
Iif (!entry) throw new Error('CLOCK_NOT_FOUND');
return entry;
}
public write(writer: CrdtWriter): void {
const table = this.byIdx;
const length = table.length;
writer.vu57(length);
for (let i = 0; i < length; i++) {
const clock = table[i];
writer.vu57(clock.sid);
writer.vu57(clock.time);
}
}
}
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