using HeuristicLab.Problems.ProgramSynthesis;

namespace HeuristicLab.BenchmarkSuite.Problems {
  public class PigLatin : BenchmarkSuiteDataDescriptor {
    private const string name = "Pig Latin - Hard";
    private const string fileName = "PigLatin.csv";
    private const string description = "Given a string containing lowercase words separated by single spaces, print the string with each word translated to pig Latin.Specifically, if a word starts with a vowel, it should have“ay”added to its end; otherwise, the first letter is moved to the end of the word, followed by “ay”.";

    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 1; } }
    protected override int OutputArgumentCount { get { return 1; } }

    public override ProblemData CreateProblemData() {
      return new ProblemData(ProblemType.PigLatin) {
        Name = Name,
        Description = Description,
        ProgramExecutionBudget = 60000000,
        Examples = CloneExamples(),
        BestResult = 0,
        WorstResult = 5000,
        InputArgumentTypes = new[] { ExampleArgumentType.String },
        OutputArgumentTypes = new[] { ExampleArgumentType.Print },
        TrainingCount = 200,
        TestCount = 1000,
        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 IntegerConstantErc(' ', 'a', 'e', 'i', 'o', 'u'),
            new IntegerRangeErc(0x20, 0x7e)),
          StringErcOptions = new StringErcOptions(
            new StringConstantErc("ay", "aeiou"),
            new StringRandomErc {
              IsEnabled = true,
              AllowLowercaseLetters = true,
              AllowUppercaseLetters = false,
              AllowSpace = true,
              SpaceProbability = 0.2,
          })
        }
      };
    }

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