trezor-suite/suite/e2e/support/regtest.ts

// TODO: future coinjoin-backend-link package? similar to trezor-user-env-link
/* eslint-disable no-console */

export const sendToAddress = ({ address, amount }: { address: string; amount: string }) =>
    fetch('http://localhost:8081/send_to_address', {
        headers: {
            'content-type': 'application/x-www-form-urlencoded',
        },
        body: `amount=${amount}&address=${address}`,
        method: 'POST',
    });

export const generateBlock = () =>
    fetch('http://localhost:8081/generate_block', {
        method: 'GET',
    });

export const waitForCoinjoinBackend = async () => {
    const limit = 60;
    const error = '';

    console.log('waiting for coinjoin backend');

    for (let i = 0; i < limit; i++) {
        if (i === limit - 1) {
            console.log(`waiting for coinjoin backend: ${error}\n`);
        }

        await new Promise(resolve => setTimeout(() => resolve(undefined), 1000));

        try {
            const res = await fetch('http://localhost:19121/');
            if (res.status === 200) {
                console.log('coinjoin backend is online');

                return;
            }
        } catch {
            process.stdout.write('.');
        }
    }

    throw error;
};