/*
    Code used from the slothpixel project https://github.com/slothpixel/core
*/
function getExpForLevel(level) {
    if (level == 0) return 0;

    let respectedLevel = getLevelRespectingPrestige(level);
    if (respectedLevel > EASY_LEVELS) {
        return 5000;
    }

    switch (respectedLevel) {
        case 1:
            return 500;
        case 2:
            return 1000;
        case 3:
            return 2000;
        case 4:
            return 3500;
    }
    return 5000;
}

function getLevelRespectingPrestige(level) {
    if (level > HIGHEST_PRESTIGE * LEVELS_PER_PRESTIGE) {
        return level - HIGHEST_PRESTIGE * LEVELS_PER_PRESTIGE;
    }
    else {
        return level % LEVELS_PER_PRESTIGE;
    }
}

const EASY_LEVELS = 4;
const EASY_LEVELS_XP = 7000;
const XP_PER_PRESTIGE = 96 * 5000 + EASY_LEVELS_XP;
const LEVELS_PER_PRESTIGE = 100;
const HIGHEST_PRESTIGE = 50;
function bedwarsLevel(exp) {
    let prestiges = Math.floor(exp / XP_PER_PRESTIGE);
    let level = prestiges * LEVELS_PER_PRESTIGE;
    let expWithoutPrestiges = exp - (prestiges * XP_PER_PRESTIGE);

    for (let i = 1; i <= EASY_LEVELS; ++i) {
        let expForEasyLevel = getExpForLevel(i);
        if (expWithoutPrestiges < expForEasyLevel) {
            break;
        }
        level++;
        expWithoutPrestiges -= expForEasyLevel;
    }
    return level + expWithoutPrestiges / 5000
}

module.exports = { bedwarsLevel }