angarg12 / nucleogenesis

'use strict';

const jsonfile = require('jsonfile');

const template = require('lodash.template');

const crypto = require('crypto');

const fs = require('fs');

let upgrades = jsonfile.readFileSync('build/data/upgrades.json');

let exoticUpgrades = jsonfile.readFileSync('build/data/exotic_upgrades.json');

let darkUpgrades = jsonfile.readFileSync('build/data/dark_upgrades.json');

let generators = jsonfile.readFileSync('build/data/generators.json');

let upgradeService = fs.readFileSync('build/scripts/services/upgrade.js').toString();

const FUNCTION_TEMPLATE = `this.<%= name %> = function (args){

  return <%= func %>;

};`;

let functionTemplate = template(FUNCTION_TEMPLATE);

// add upgrades to generators

for(let key in upgrades){

  let upgrade = upgrades[key];

  for(let generator of upgrade.tiers){

    if(!generators[generator].upgrades){

      generators[generator].upgrades = [];

    }

    generators[generator].upgrades.push(key);

  }

}

function generateFunctions(upgradesData, functionType, result, upgradeTemplate) {

  for(let i in upgradesData){

    let upgrade = upgradesData[i];

    if(!upgrade[functionType]){

      continue;

    }

    if(upgrade[functionType].constructor === Array){

      upgrade[functionType] = upgrade[functionType].join('\n');

    }

    let name = '_'+crypto.createHash('md5').update(upgrade[functionType]).digest('hex');

    result[name] = upgradeTemplate({ 'name': name, 'func': upgrade[functionType] });

    // we overwrite progress with the name

    upgrade[functionType] = name;

  }

}

let functions = {};

generateFunctions(upgrades, 'function', functions, functionTemplate);

generateFunctions(exoticUpgrades, 'function', functions, functionTemplate);

generateFunctions(darkUpgrades, 'function', functions, functionTemplate);

let concatFunctions = '';

for(let i in functions){

  concatFunctions += functions[i]+'\n';

}

let sourceTemplate = template(upgradeService);

fs.writeFileSync('build/scripts/services/upgrade.js', sourceTemplate({'upgradeFunctions': concatFunctions}));

jsonfile.writeFileSync('build/data/upgrades.json', upgrades, {

  spaces: 2

});

jsonfile.writeFileSync('build/data/exotic_upgrades.json', exoticUpgrades, {

  spaces: 2

});

jsonfile.writeFileSync('build/data/dark_upgrades.json', darkUpgrades, {

  spaces: 2

});

jsonfile.writeFileSync('build/data/generators.json', generators, {

  spaces: 2

});