39 lines
978 B
TypeScript
39 lines
978 B
TypeScript
import SnowflakeId from 'snowflake-id';
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const hexList: string[] = [];
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for (let i = 0; i <= 15; i++) {
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hexList[i] = i.toString(16);
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}
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export function buildUUID(): string {
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let uuid = '';
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for (let i = 1; i <= 36; i++) {
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if (i === 9 || i === 14 || i === 19 || i === 24) {
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uuid += '-';
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} else if (i === 15) {
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uuid += 4;
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} else if (i === 20) {
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uuid += hexList[(Math.random() * 4) | 8];
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} else {
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uuid += hexList[(Math.random() * 16) | 0];
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}
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}
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return uuid.replace(/-/g, '');
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}
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let unique = 0;
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export function buildShortUUID(prefix = ''): string {
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const time = Date.now();
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const random = Math.floor(Math.random() * 1000000000);
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unique++;
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return prefix + '_' + random + unique + String(time);
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}
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export function buildSnowFlakeId(num = 0) {
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const snowflake = new SnowflakeId();
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const arr: any[] = [];
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for (let i = 0; i < num; i++) {
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arr.push(snowflake.generate());
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}
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return num ? arr : snowflake.generate();
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}
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