#include "BattleInterface.hpp"

const int BattleInterface::maxTurn = 100;

BattleInterface::BattleInterface()
{
    this->turn = -1;
    this->player1 = nullptr;
    this->player2 = nullptr;
    this->winner = nullptr;
    this->loser = nullptr;
}

BattleInterface::BattleInterface(Character *p1, Character *p2)
{
    this->turn = 1;
    this->player1 = p1;
    this->player2 = p2;
    this->winner = nullptr;
    this->loser = nullptr;
}

void BattleInterface::battleStartAnnounce()
{
    std::cout << " === BATTLE START === \n"
              << "  " << player1->getName() << "\n"
              << "          vs  \n"
              << "  " << player2->getName() << "\n"
              << " === ============ === \n"
              << std::flush;
}

void BattleInterface::battleEndAnnouce()
{
    std::cout << " === BATTLE END === \n"
              << "winner: " << this->winner->getName() << "\n"
              << std::flush;
}

Character *BattleInterface::getLoser()
{
    return this->loser;
}

Character *BattleInterface::getWinner()
{
    return this->winner;
}

void BattleInterface::start()
{
    int choiceInt;
    char buff[64] = {0};

    this->battleStartAnnounce();
    while ((player1->isAlive() && player2->isAlive()) && this->turn <= BattleInterface::maxTurn)
    {
        std::cout << "Turn " << this->turn << " of " << BattleInterface::maxTurn << "\n"
                  << "Your spell book:\n";
        for (size_t i = 0; i < Spell::Book.size() && i < (player1->getLevel()); i++)
        {
            std::cout << "[" << i << "] " << Spell::Book.at(i).getName() << "\n";
        }
        std::cout << std::flush;

        choiceInt = UserInterface::getNumber(
            "What are you gonna cast this turn?\n>", 0,
            player1->getLevel() > Spell::Book.size() ? Spell::Book.size() : player1->getLevel());

        if (player1->canCastSpell(&Spell::Book.at(choiceInt)))
        {
            player1->castSpell(&Spell::Book.at(choiceInt), player2);
            snprintf(buff, 63, "%s cast %s...\n", player1->getName(), Spell::Book.at(choiceInt).getName().c_str());
            UserInterface::print(buff);
            memset(buff, 0, 64);
            snprintf(buff, 63, "%s took %d damage...\n", player2->getName(), Spell::Book.at(choiceInt).getAmount());
            UserInterface::print(buff);
            memset(buff, 0, 64);
        }
        else
        {
            snprintf(buff, 63, "%s failed to cast %s!\n", player1->getName(), Spell::Book.at(choiceInt).getName().c_str());
            UserInterface::print(buff);
        }

        choiceInt = (random() % (player2->getLevel() < Spell::Book.size() ? player2->getLevel() : Spell::Book.size()));
        if (player2->canCastSpell(&Spell::Book.at(choiceInt)))
        {
            player2->castSpell(&Spell::Book.at(choiceInt), player1);
            snprintf(buff, 63, "%s cast %s...\n", player2->getName(), Spell::Book.at(choiceInt).getName().c_str());
            UserInterface::print(buff);
            memset(buff, 0, 64);
            snprintf(buff, 63, "%s took %d damage...\n", player1->getName(), Spell::Book.at(choiceInt).getAmount());
            UserInterface::print(buff);
            memset(buff, 0, 64);
        }
        else
        {
            snprintf(buff, 63, "%s failed to cast %s!\n", player2->getName(), Spell::Book.at(choiceInt).getName().c_str());
            UserInterface::print(buff);
        }
        this->turn++;
    }

    winner = (player1->isAlive() && (player1->getCurHP() >= player2->getCurHP())) ? player1 : player2;
    loser = (winner == player1) ? player2 : player1;
    this->battleEndAnnouce();
}