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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 | 125x 1x 129x 169x 129x 46x 42x 129x | import { CONTEXT_URLS } from '@blockcerts/schemas';
import { isString } from '../../helpers/string';
import type { JsonLDContext } from '../../models/Blockcerts';
export interface VCVersion {
versionNumber: number;
}
export function isVCV2 (context: JsonLDContext | string): boolean {
return retrieveVCVersion(context).versionNumber === 2;
}
export default function retrieveVCVersion (context: JsonLDContext | string): VCVersion {
if (typeof context === 'string') {
context = [context];
}
const VCContextsUrls = [CONTEXT_URLS.VERIFIABLE_CREDENTIAL_V1_CONTEXT, CONTEXT_URLS.VERIFIABLE_CREDENTIAL_V2_CONTEXT];
const VCContext: string = context.filter(isString).find((ctx: string) => VCContextsUrls.includes(ctx));
let versionNumber: number = -1;
if (VCContext?.includes('v1')) {
versionNumber = 1;
}
if (VCContext?.includes('v2')) {
versionNumber = 2;
}
return {
versionNumber
};
}
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