const ROW_TYPE_LEVELS = {
	ROOT: 0,
	GROUP: 1,
	ITEM: 2,
	SUB_ITEM: 3,
	INPUT: 4,
};

export function buildRowHierarchy(items, mapItem = (item) => item) {
	const result = [];
	const stack = [];

	for (const [index, item] of items.entries()) {
		const currentLevel = ROW_TYPE_LEVELS[item.row_type] ?? 999;

		while (stack.length > 0 && (ROW_TYPE_LEVELS[stack.at(-1).row_type] ?? 999) >= currentLevel) {
			stack.pop();
		}

		const parent = stack.at(-1);
		const newNode = { ...mapItem(item, index), subRows: [] };

		if (parent) parent.subRows.push(newNode);
		else result.push(newNode);

		if (item.row_type !== 'INPUT') stack.push(newNode);
	}

	return result;
}

export function getDataRowId(data) {
	return data?.id || data?.line_id;
}

export function getRowId(row) {
	return getDataRowId(row.original.data);
}

export function isVspRow(row) {
	if (row?.original?.data?.id) {
		return true;
	}
	return false;
}
export function isVspNewRow(rowData) {
	if (!rowData) return false;
	const newRow = rowData[3];
	return !!newRow.id;
}

export function getParentId(data) {
	return data?.project_id || data?.expense_item_id || null;
}