//
// Created by koncord on 04.03.17.
//

#include "Utils.hpp"

using namespace std;

const vector<string> Utils::split(const string &str, int delimiter)
{
    string buffer;
    vector<string> result;

    for (auto symb:str)
        if (symb != delimiter)
            buffer += symb;
        else if (!buffer.empty())
        {
            result.push_back(move(buffer));
        }
    if (!buffer.empty())
        result.push_back(move(buffer));

    return result;
}

ESM::Cell Utils::getCellFromDescription(const std::string &cellDescription)
{
    ESM::Cell cell;
    cell.blank();

    static std::regex exteriorCellPattern("^(-?\\d+), (-?\\d+)$");
    std::smatch baseMatch;

    if (std::regex_match(cellDescription, baseMatch, exteriorCellPattern))
    {
        cell.mData.mFlags &= ~ESM::Cell::Interior;

        // The first sub match is the whole string, so check for a length of 3
        if (baseMatch.size() == 3)
        {
            cell.mData.mX = stoi(baseMatch[1].str());
            cell.mData.mY = stoi(baseMatch[2].str());
        }
    }
    else
    {
        cell.mData.mFlags |= ESM::Cell::Interior;
        cell.mName = cellDescription;
    }

    return cell;
}