@svta/common-media-library/dist/cmcd/groupCmcdHeaders.js

A common library for media playback in JavaScript

import { CMCD_HEADER_MAP } from './CMCD_HEADER_MAP.js';
import { CmcdHeaderField } from './CmcdHeaderField.js';
function createHeaderMap(headerMap) {
    return Object.keys(headerMap)
        .reduce((acc, field) => {
        var _a;
        (_a = headerMap[field]) === null || _a === void 0 ? void 0 : _a.forEach(key => acc[key] = field);
        return acc;
    }, {});
}
/**
 * Group a CMCD data object into header shards
 *
 * @param cmcd - The CMCD data object to convert.
 * @param customHeaderMap - A map of CMCD header fields to custom CMCD keys.
 *
 * @returns The CMCD header shards.
 *
 * @group CMCD
 *
 * @beta
 */
export function groupCmcdHeaders(cmcd, customHeaderMap) {
    const result = {};
    if (!cmcd) {
        return result;
    }
    const keys = Object.keys(cmcd);
    const custom = customHeaderMap ? createHeaderMap(customHeaderMap) : {};
    return keys.reduce((acc, key) => {
        var _a;
        const field = CMCD_HEADER_MAP[key] || custom[key] || CmcdHeaderField.REQUEST;
        const data = (_a = acc[field]) !== null && _a !== void 0 ? _a : (acc[field] = {});
        data[key] = cmcd[key];
        return acc;
    }, result);
}
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