import 'package:aoc2020/aocbase.dart';
import 'package:aoc2020/model/point.dart';
import 'package:aoc2020/model/pos.dart';
import 'package:aoc2020/model/readdata.dart';
import 'package:tuple/tuple.dart';
import 'dart:core';

class AOC20201212 extends AOCBase {
  var mylist = <String>[];
  var loc = Point(0, 0);
  var commands = <Tuple2>[];

  void init(bool test) async {
    mylist = await ReadData.readFile<String>(classString, test: test);
    commands = mylist.map((line) => Tuple2(line.substring(0, 1), int.parse(line.substring(1)))).toList();
  }

  @override
  Future<void> a({bool test}) async {
    await init(test);
    Pos().reset();
    for (var command in commands) {
      switch (command.item1) {
        case 'L':
        case 'R':
          Pos().rotate(command);
          break;
        default:
          Pos().move(command);
      }
    }
    answerA = Pos().ns.abs() + Pos().ew.abs();
  }

  @override
  Future<void> b({bool test}) async {
    await init(test);
    Pos().reset();
    for (var command in commands) {
      switch (command.item1) {
        case 'L':
        case 'R':
          Pos().rotateSec2(command);
          break;
        default:
          Pos().moveSec2(command);
      }
    }
    answerB = Pos().ns.abs() + Pos().ew.abs();
  }
}