setup.js

const fs = require('fs');
const path = require('path');


const netRunnerConfigsPath = path.join(__dirname, 'netrunner_configs.json');
const netRunnerConfigs = JSON.parse(fs.readFileSync(netRunnerConfigsPath, 'utf8'));



const directoryForTestnet = path.join(__dirname, `X${netRunnerConfigs.testnetDir}`);
const directoryWithSourceFiles = path.join(__dirname, `files/testnets/${netRunnerConfigs.testnetDir}`);


const copyFile = (src, dest) => fs.copyFileSync(src, dest);




const setupDirectories = () => {

  let numberOfNodes = +(netRunnerConfigs.testnetDir.split('V')[1]);

  if (!fs.existsSync(directoryForTestnet)) fs.mkdirSync(directoryForTestnet);

  for (let i = 1 ; i <= numberOfNodes ; i++) {

    // Here will be subdirectories for files for each node in network
    const nodeDirectory = path.join(directoryForTestnet, `V${i}`);    

    if (!fs.existsSync(nodeDirectory)) fs.mkdirSync(nodeDirectory);

    // For each subdirectory - create subdirs for genesis and configs

    const genesisDir = path.join(nodeDirectory, 'GENESIS');
    const configsDir = path.join(nodeDirectory, 'CONFIGS');

    if (!fs.existsSync(genesisDir)) fs.mkdirSync(genesisDir);
    if (!fs.existsSync(configsDir)) fs.mkdirSync(configsDir);


    // ============= 1. Copy genesis

    const genesisSrc = path.join(directoryWithSourceFiles, 'genesis.json');
    const genesisDest = path.join(genesisDir, 'genesis.json');
    
    copyFile(genesisSrc, genesisDest);

    // ============= 2. Copy configs for VMs

    let vmsConfigs = ['kly_wvm.json','kly_evm.json'];

    vmsConfigs.forEach(file => {
      const src = path.join(__dirname, `files/common_files/${file}`);
      const dest = path.join(configsDir, file);
      copyFile(src, dest);
    });

    // ============= 3. Copy node configs

    const nodeConfigsSrc = path.join(directoryWithSourceFiles, `configs_for_nodes/config_${i}.json`);
    const nodeConfigsDest = path.join(configsDir, 'config.json');
    
    copyFile(nodeConfigsSrc, nodeConfigsDest);
    
  }

  console.log(`Directories setup complete for testnet size ${netRunnerConfigs.testnetDir}`);

};

setupDirectories();