@gleif-it/vlei-verifier-workflows/dist/esm/utils/cesr-modifier.js

Workflows for vLEI users and vLEI credentials for the vLEI-verifier service

export const removeEvent = (cesr, eventType) => {
    const parsedCesr = parseCesr(cesr);
    let result = '';
    for (const event of parsedCesr) {
        if (event.json.t != eventType) {
            result += `${JSON.stringify(event.json)}${event.signature}`;
        }
    }
    return result;
};
export const parseCesr = (cesr) => {
    const signatureRegex = /(?<=})(-.*?)(?={|$)/g;
    const signatures = cesr.match(signatureRegex) || [];
    const jsonString = `[${cesr.replace(signatureRegex, ',').trim()}]`.replace(/,(?=[^,]*$)/, '');
    let parsedJson;
    try {
        parsedJson = JSON.parse(jsonString);
    }
    catch (error) {
        console.error('Invalid JSON:', error);
        return null;
    }
    const parsedCesr = parsedJson
        .map((jsonItem, index) => {
        return {
            signature: signatures[index],
            json: jsonItem,
        };
    })
        .filter((item) => item !== null);
    return parsedCesr;
};