using System;
using System.Collections.Generic;
using UnityEngine;

public class Turtle3D : TurtleLSystem
{
    public GameObject leaf;
    public GameObject flower;

    public float angle;

    protected override void initLiteralInterpretation()
    {
        turtleInterpretation = new Dictionary<string, Func<float[], Tuple<GameObject, Matrix4x4>>>();
        //turtleInterpretation
        var transformation = Matrix4x4.Translate(new Vector3(0.0f, 0.1f, 0.0f)) * Matrix4x4.Scale(new Vector3(0.05f, 0.1f, 0.05f));
        var ltransformation = Matrix4x4.Translate(new Vector3(0.0f, 0.1f, 0.0f)) * Matrix4x4.Scale(new Vector3(1.0f, 1.3f, 1.0f));

        turtleInterpretation.Add("&", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(angle, 0, 0))));
        turtleInterpretation.Add("^", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(-angle, 0, 0))));

        turtleInterpretation.Add("\\", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(0, -angle, 0))));
        turtleInterpretation.Add("/", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(0, angle, 0))));


        turtleInterpretation.Add("+", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(0, 0, -angle))));
        turtleInterpretation.Add("-", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.Rotate(Quaternion.Euler(0, 0, angle))));

        turtleInterpretation.Add("C", (float[] args) => new Tuple<GameObject, Matrix4x4>(null, Matrix4x4.identity));
        //Wildcard how to represent any other symbol
        turtleInterpretation.Add("L", (float[] args) => new Tuple<GameObject, Matrix4x4>(leaf, ltransformation));
        turtleInterpretation.Add("F", (float[] args) => new Tuple<GameObject, Matrix4x4>(flower, transformation));
    }
}