/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
import {isObject} from 'metal';
/**
* Returns a FormData containing serialized object.
* @param {!Object} obj Object to convert to a FormData
* @param {FormData=} formData FormData object to recursively append the serialized data
* @param {string=} namespace Property namespace for nested objects or arrays
* @return {FormData} FormData with the serialized object
* @review
*/
export default function objectToFormData(
obj = {},
formData = new FormData(),
namespace
) {
Object.entries(obj).forEach(([key, value]) => {
const formKey = namespace ? `${namespace}[${key}]` : key;
if (Array.isArray(value)) {
value.forEach((item) => {
objectToFormData(
{
[formKey]: item,
},
formData
);
});
}
else if (isObject(value) && !(value instanceof File)) {
objectToFormData(value, formData, formKey);
}
else {
formData.append(formKey, value);
}
});
return formData;
}