import { entries, isArray, isPlainObject } from './helper.js';
/** Deep merge objects to the first one */
export const deepAssign = (originObject, ...overrideObjects) => {
    if (overrideObjects.length === 0)
        return originObject;
    /** Object being merged */
    const assignObject = overrideObjects.shift() || null;
    if (assignObject)
        entries(assignObject).forEach(([property, value]) => {
            if (property === '__proto__' || property === 'constructor')
                return;
            if (isPlainObject(originObject[property]) && isPlainObject(value))
                deepAssign(originObject[property], value);
            else if (isArray(value))
                originObject[property] = [...value];
            else if (isPlainObject(value))
                originObject[property] = {
                    ...value,
                };
            else
                originObject[property] = assignObject[property];
        });
    return deepAssign(originObject, ...overrideObjects);
};