video-ad-sdk/dist/adUnit/helpers/vpaid/handshake.js

VAST/VPAID SDK that allows video ads to be played on top of any player

import { handshakeVersion } from './api';
const major = (version) => {
    const parts = version.split('.');
    return parseInt(parts[0], 10);
};
const isSupported = (supportedVersion, creativeVersion) => {
    const creativeMajorNumber = major(creativeVersion);
    if (creativeMajorNumber < 1) {
        return false;
    }
    return creativeMajorNumber <= major(supportedVersion);
};
export const handshake = (creativeAd, supportedVersion) => {
    const creativeVersion = creativeAd[handshakeVersion](supportedVersion);
    if (!isSupported(supportedVersion, creativeVersion)) {
        throw new Error(`Creative Version '${creativeVersion}' not supported`);
    }
    return creativeVersion;
};