@kiwicom/relay/bin/fetch-schema.js

#!/usr/bin/env node
// TODO: DRY monorepo-utils/bin/monorepo-babel-node-runner.js and relay-compiler
// This is here to make this `bin` available directly from our monorepo without transpiling it.
"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

var _regenerator = _interopRequireDefault(require("@babel/runtime/regenerator"));

var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));

require('@babel/register')({
  ignore: [/node_modules\/(?!@kiwicom)/],
  rootMode: 'upward'
});

var fs = require('fs');

var path = require('path');

var program = require('commander');

var fetch = require('@kiwicom/fetch').default;

var logger = require('@kiwicom/logger').default;

var SignedSource = require('@kiwicom/signed-source').default;

var _require = require('graphql'),
    lexicographicSortSchema = _require.lexicographicSortSchema;

var _require2 = require('graphql/utilities'),
    buildClientSchema = _require2.buildClientSchema,
    getIntrospectionQuery = _require2.getIntrospectionQuery,
    printSchema = _require2.printSchema;

program.option('--resource <url>', undefined, 'https://graphql.kiwi.com/').option('--filename <path>', undefined, 'schema.graphql').parse(process.argv);
var filename = path.join(process.cwd(), program.filename);
(0, _asyncToGenerator2.default)(
/*#__PURE__*/
_regenerator.default.mark(function _callee() {
  var response, schemaJSON, clientSchema, schema;
  return _regenerator.default.wrap(function _callee$(_context) {
    while (1) {
      switch (_context.prev = _context.next) {
        case 0:
          _context.next = 2;
          return fetch(program.resource, {
            method: 'POST',
            headers: {
              Accept: 'application/json',
              'Content-Type': 'application/json',
              'X-Client': '@kiwicom/relay schema fetcher'
            },
            body: JSON.stringify({
              query: getIntrospectionQuery()
            })
          });

        case 2:
          response = _context.sent;
          _context.next = 5;
          return response.json();

        case 5:
          schemaJSON = _context.sent;
          clientSchema = printSchema(lexicographicSortSchema(buildClientSchema(schemaJSON.data)));
          schema = SignedSource.signFile("# ".concat(SignedSource.getSigningToken(), "\n\n").concat(clientSchema, "\n"));
          fs.writeFileSync(filename, schema);
          logger.log('GraphQL schema saved to: %s', filename);

        case 10:
        case "end":
          return _context.stop();
      }
    }
  }, _callee);
}))();