const baseMultiplier = 1.08;
const lossMultiplier = 1.25;
const difference = 391000;
const maxStreak = 9;
const divisionToBackup = 1;

let lossStreak = 0;
let currentBet = 0;
let currentMultiplier = 0;
this.log('= ScriptStartsHere =');
let self = this;

while (true) {
    await calculateBet(this.balance);
    const { multiplier } = await this.bet(currentBet, currentMultiplier);

    if ((lossStreak === 0 && multiplier < baseMultiplier) || (lossStreak > 0 && multiplier < lossMultiplier)) { // loss
        lossStreak++;
    } else { // win
        lossStreak = 0;
    }
}

async function calculateBet(balance) {
    if (lossStreak >= maxStreak) {
        self.log('reset because of 6 lose in a row');
        lossStreak = 0;
    }

    if (lossStreak > 1) {
        await refreshSeed();
    }

    if (lossStreak === 0) {
        currentBet = Math.floor(balance / difference / divisionToBackup / 100) * 100;
        currentMultiplier = baseMultiplier;
    } else if (lossStreak === 1) {
        currentBet *= 4;
        currentMultiplier = lossMultiplier;
    } else {
        currentBet *= 5;
        currentMultiplier = lossMultiplier;
    }
}

async function refreshSeed() {
    const clientSeed = await generateClientSeed();

    // request a new server seed using a random client seed
    const { server_seed_hash } = await self.newSeedPair();
    // set the client seed
    await self.setClientSeed(clientSeed);
}

async function generateClientSeed() {
    let text = "";
    const possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";

    for (let i = 0; i < 16; i++)
        text += possible.charAt(Math.floor(Math.random() * possible.length));

    return text;
}