namespace HeuristicLab.BenchmarkSuite.Problems {
  using HeuristicLab.Problems.ProgramSynthesis.Base.Erc.Char;
  using HeuristicLab.Problems.ProgramSynthesis.Base.Erc.Integer;

  public class StringDifferences : BenchmarkSuiteDataDescriptor {
    private const string name = "String Differences";
    private const string fileName = "StringDifferences.csv";
    private const string description = "Given 2 strings (without whitespace) as input, find the indices at which the strings have different characters, stopping at the end of the shorter one.For each such index, print a line containing the index as well as the character in each string. For example, if the strings are “dealer” and “dollars”, the program should print: 1 e o, 2 a l, 4 e a";

    protected override string FileName { get { return fileName; } }
    public override string Name { get { return name; } }
    public override string Description { get { return description; } }
    protected override int InputArgumentCount { get { return 2; } }
    protected override int OutputArgumentCount { get { return 1; } }

    public override ProblemData CreateProblemData() {
      return new ProblemData {
        Name = Name,
        Description = Description,
        Examples = CloneExamples(),
        BestResult = 0,
        WorstResult = 100,
        InputArgumentTypes = new[] { ExampleArgumentType.String, ExampleArgumentType.String },
        OutputArgumentTypes = new[] { ExampleArgumentType.Print },
        TrainingCount = 200,
        TestCount = 2000,
        EnabledDataTypes = DataTypes.Exec | DataTypes.Integer | DataTypes.Boolean | DataTypes.Char | DataTypes.String | DataTypes.Print,
        MaxSize = 1000,
        EvalLimit = 2000,
        ErcOptions = {
          ErcProbability = 0.05,
          CharErcOptions = new CharErcOptions(
            new IntegerConstantErcValue(' ', '\r')),
          IntegerErcOptions = new IntegerErcOptions(
            new IntegerRangeErcValue(-10, 10))
        }
      };
    }

    protected override Example ParseExample(string[] input, string[] output) {
      return new Example {
        InputArgs = input,
        OutputArgs = output,
        InputString = input,
        OutputPrint = output[0],
      };
    }
  }
}