"use strict";

var _UISession = require("./UISession.js");

/* The entry point to start up the debugger CLI
 * Reads in command line arguments and starts up a UISession
*/

function run(process, console) {
  var args = readCLIArguments(process, console);
  var session = new _UISession.UISession(process, args);
  try {
    session.serve();
  } catch (e) {
    console.error(e);
    session.shutdown();
  }
} /**
   * Copyright (c) 2017-present, Facebook, Inc.
   * All rights reserved.
   *
   * This source code is licensed under the BSD-style license found in the
   * LICENSE file in the root directory of this source tree. An additional grant
   * of patent rights can be found in the PATENTS file in the same directory.
   */

function readCLIArguments(process, console) {
  var adapterPath = "";
  var prepackRuntime = "";
  var prepackArguments = [];
  var sourceFile = "";

  var args = Array.from(process.argv);
  args.splice(0, 2);
  //read in the arguments
  while (args.length > 0) {
    var arg = args.shift();
    if (!arg.startsWith("--")) {
      console.error("Invalid argument: " + arg);
      process.exit(1);
    }
    arg = arg.slice(2);
    if (arg === "adapterPath") {
      adapterPath = args.shift();
    } else if (arg === "prepackRuntime") {
      prepackRuntime = args.shift();
    } else if (arg === "prepackArguments") {
      prepackArguments = args.shift().split(" ");
    } else if (arg === "sourceFile") {
      sourceFile = args.shift();
    } else {
      console.error("Unknown argument: " + arg);
      process.exit(1);
    }
  }

  if (adapterPath.length === 0) {
    console.error("No path to the debug adapter provided!");
    process.exit(1);
  }
  if (prepackRuntime.length === 0) {
    console.error("No Prepack runtime given to start Prepack");
    process.exit(1);
  }
  if (sourceFile.length === 0) {
    console.error("No source code input file provided");
  }
  var result = {
    adapterPath: adapterPath,
    prepackRuntime: prepackRuntime,
    prepackArguments: prepackArguments,
    sourceFile: sourceFile
  };
  return result;
}
run(process, console);
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