using System;

using System.Linq;

namespace NumSharp.Core

{

public partial class Matrix<TData> : NDArray<TData>

{

public Matrix()

{

}

public Matrix(string matrixString)

{

string[][] splitted = null;

if (matrixString.Contains(","))

{

splitted = matrixString.Split(';')

.Select(x => x.Split(',') )

.ToArray();

}

else

{

splitted = matrixString.Split(';')

.Select(x => x.Split(' ') )

.ToArray();

}

int dim0 = splitted.Length;

int dim1 = splitted[0].Length;

this.Data = new TData[dim0 * dim1];

this.Shape = new Shape(new int[] { dim0, dim1 });

var dataType = typeof(TData);

switch (dataType.Name)

{

case ("Double"): this.StringToDoubleMatrix(splitted); break;

case ("Float"): ; break;

}

}

/// <summary>

/// Convert a string to Double[,] and store

/// in Data field of Matrix object

/// </summary>

/// <param name="matrix"></param>

protected void StringToDoubleMatrix(string[][] matrix)

{

dynamic matrixData = this;

for (int idx = 0; idx< matrix.Length;idx++)

{

for (int jdx = 0; jdx < matrix[0].Length;jdx++)

{

matrixData[idx,jdx] = Double.Parse(matrix[idx][jdx]);

}

}

this.Data = (TData[])matrixData.Data;

}

public override string ToString()

{

string returnValue = "matrix([[";

int dim0 = Shape.Shapes[0];

int dim1 = Shape.Shapes[1];

for (int idx = 0; idx < (dim0-1);idx++)

{

for (int jdx = 0;jdx < (dim1-1);jdx++)

{

returnValue += (this[idx,jdx] + ", ");

}

returnValue += (this[idx,dim1-1] + "], \n [");

}

for (int jdx = 0; jdx < (dim1-1);jdx++)

{

returnValue += (this[dim0-1,jdx] + ", ");

}

returnValue += (this[dim0-1,dim1-1] + "]])");

return returnValue;

}

}

}