#include <stdlib.h>
#include <string.h>
#include "matrix.h"

// TODO Matrix-Funktionen implementieren

Matrix createMatrix(unsigned int rows, unsigned int cols)
{   
    if (rows ==0 || cols ==0){ // check if dimensions are valid
     Matrix empty = {.rows =0, .cols=0, .buffer =NULL}; //return empty matrix if invalid
     return empty;
    }
    MatrixType *buffer = malloc(rows * cols* sizeof(MatrixType)); //allocate memory
    if (buffer == NULL){ //check if memory allocation succeeded
        Matrix empty = {.rows =0, .cols=0, .buffer =NULL}; //return empty matrix if out of memory 
        return empty;
    }
    Matrix result ={.rows = rows, .cols = cols, .buffer = buffer}; // create and return matrix
    return result;
        
    
    
}

void clearMatrix(Matrix *matrix)
{ free(matrix-> buffer); // free the buffer memory
  matrix -> buffer = NULL; // set all members to NUll
  matrix -> rows =0;
  matrix -> cols =0;
    
}

void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
{
    
}

MatrixType getMatrixAt(const Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
{
    
}

Matrix add(const Matrix matrix1, const Matrix matrix2)
{
    
}

Matrix multiply(const Matrix matrix1, const Matrix matrix2)
{
    
}