import fs from "fs";
import path from "path";
import { StringDictionary } from "../types";

export const getPackageJson = function(projectPath: string): StringDictionary<string> {
  const packagePath = path.join(projectPath, "package.json");

  let packageJson: string = "";
  try {
    packageJson = fs.readFileSync(packagePath, "utf-8");
  } catch (err) {
    throw new Error(`${packagePath} not exist`);
  }

  let packageJsonParsed: StringDictionary<string> = {};
  try {
    packageJsonParsed = JSON.parse(packageJson);
  } catch (err) {
    throw new Error("The package.json is malformed");
  }

  return packageJsonParsed;
};