payload/dist/utilities/getFieldByPath.js

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/**
 * Get the field from by its path.
 * Can accept nested paths, e.g: group.title, array.group.title
 * If there were any localized on the path, pathHasLocalized will be true and localizedPath will look like:
 * group.<locale>.title // group is localized here
 */ export const getFieldByPath = ({ fields, localizedPath = '', path })=>{
    let currentFields = fields;
    let currentField = null;
    const segments = path.split('.');
    let pathHasLocalized = false;
    while(segments.length > 0){
        const segment = segments.shift();
        localizedPath = `${localizedPath ? `${localizedPath}.` : ''}${segment}`;
        const field = currentFields.find((each)=>each.name === segment);
        if (!field) {
            return null;
        }
        if (field.localized) {
            pathHasLocalized = true;
            localizedPath = `${localizedPath}.<locale>`;
        }
        if ('flattenedFields' in field) {
            currentFields = field.flattenedFields;
        }
        if ('blocks' in field) {
            for (const block of field.blocks){
                const maybeField = getFieldByPath({
                    fields: block.flattenedFields,
                    localizedPath,
                    path: [
                        ...segments
                    ].join('.')
                });
                if (maybeField) {
                    return maybeField;
                }
            }
        }
        currentField = field;
    }
    if (!currentField) {
        return null;
    }
    return {
        field: currentField,
        localizedPath,
        pathHasLocalized
    };
};

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