Function mergeAtLevel

lib/modifiers/summary/mergeAtLevel.js:53–72

Edit an article, or a part, in a summary. Does a shallow merge. @param {Summary} summary @param {String} level @param {Article|Part} newValue @return {Summary}

(summary, level, newValue)

    @return {Summary}
*/
function mergeAtLevel(summary, level, newValue) {
    var levelParts = level.split('.');
    var partIndex = Number(levelParts[0]) -1;

    var parts = summary.getParts();
    var part = parts.get(partIndex);
    if (!part) {
        return summary;
    }

    var isEditingPart = levelParts.length < 2;
    if (isEditingPart) {
        part = part.merge(newValue);
    } else {
        part = editArticleInPart(part, level, newValue);
    }

    parts = parts.set(partIndex, part);
    return summary.set('parts', parts);
}


module.exports = mergeAtLevel;