'use strict';

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

const packageRoot = path.join(__dirname, '../packages');
const toolsRoot = path.join(__dirname, '../tools');
const distRoot = path.join(__dirname, '../dist');


// All the supported packages. Go through the packages directory and create a map of
// name => fullPath.
const packages =
  glob.sync(path.join(packageRoot, '**/package.json'))
    .filter(p => !p.match(/blueprints/))
    .map(pkgPath => path.relative(packageRoot, path.dirname(pkgPath)))
    .map(pkgName => {
      return { name: pkgName, root: path.join(packageRoot, pkgName) };
    })
    .reduce((packages, pkg) => {
      let pkgJson = JSON.parse(fs.readFileSync(path.join(pkg.root, 'package.json'), 'utf8'));
      let name = pkgJson['name'];

      packages[name] = {
        dist: path.join(distRoot, pkg.name),
        packageJson: path.join(pkg.root, 'package.json'),
        distPackageJson: path.join(distRoot, pkg.name, 'package.json'),
        root: pkg.root,
        relative: path.relative(path.dirname(__dirname), pkg.root),
        main: path.resolve(pkg.root, 'src/index.ts'),
        tar: path.join(distRoot, pkg.name.replace('/', '_') + '.tgz')
      };
      return packages;
    }, {});

const tools = glob.sync(path.join(toolsRoot, '**/package.json'))
  .map(toolPath => path.relative(toolsRoot, path.dirname(toolPath)))
  .map(toolName => {
    const root = path.join(toolsRoot, toolName);
    const pkgJson = JSON.parse(fs.readFileSync(path.join(root, 'package.json'), 'utf8'));
    const name = pkgJson['name'];
    const dist = path.join(distRoot, toolName);

    return {
      name,
      main: path.join(dist, pkgJson['main']),
      mainTs: path.join(toolsRoot, toolName, pkgJson['main'].replace(/\.js$/, '.ts')),
      root,
      packageJson: path.join(toolsRoot, toolName, 'package.json'),
      dist
    };
  })
  .reduce((tools, tool) => {
    tools[tool.name] = tool;
    return tools;
  }, {});


module.exports = { packages, tools };


// If we run this from the command line, just output the list of modules neatly formatted.
if (require.main === module) {
  /* eslint-disable no-console */
  console.log('Packages:');
  console.log(JSON.stringify(packages, null, 2));
  console.log('');
  console.log('Tools:');
  console.log(JSON.stringify(tools, null, 2));
}