sm-commons/methods/sm.js

A set of common utilities for slice machine libraries

const fs = require("fs");
const path = require("path");
const consola = require("consola");
const deepmerge = require("deepmerge");

const { SM_FILE } = require("../consts");

function getFilePath(p) {
  const startPath = p || process.cwd();
  const pathToSmFile = path.join(startPath, SM_FILE);
  const exists = fs.existsSync(pathToSmFile);
  return {
    pathToSmFile,
    exists,
  };
}

function get(p) {
  const { pathToSmFile, exists } = getFilePath(p);
  if (!exists) {
    return consola.error("Could not find sm file");
  }
  try {
    const sm = JSON.parse(fs.readFileSync(pathToSmFile));
    return sm;
  } catch (e) {
    consola.error(`Could not parse "${SM_FILE}" file`);
    return {};
  }
}

function write(data, p) {
  try {
    const { pathToSmFile } = getFilePath(p);
    fs.writeFileSync(pathToSmFile, JSON.stringify(data));
  } catch (e) {
    return consola.error(`Could not write "${SM_FILE}" file`);
  }
}

function patch(data, invert = false, p) {
  try {
    const sm = get(p);
    const args = invert ? [data, sm] : [sm, data];
    const merge = deepmerge(...args);
    console.log({
      sm,
      data,
      merge,
    });
    write(merge, p);
  } catch (e) {
    return consola.error(`Could not patch "${SM_FILE}" file`);
  }
}

module.exports = {
  get,
  write,
  patch,
};