#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>

void readPlayer(char *arr);
void readZombie(char *arr);
void readTreasure(char *arr);

// global array for maze
char **maze;

// read maze file in to the array
void readMaze(char *arr, int r, int c);

int main(int argc, char *argv[])
{
    FILE* mazeFile; 			        /* Maze Input File */
    char chold;                             /* Holds character for line input from file */
    int row;                            /* Holds number of rows for input from file */
    int col;                            /* Holds number of cols for input from file */
    char shold[2000];                   /* Holds lines for input from file */
    int l;
    int k;
    int c1;
    int c2;
    
    if (argc != 2)
    {
	printf("An error has ocurred no input file was given.\n");
	return 1;
    }
    mazeFile = fopen(argv[1], "r"); 
    if (mazeFile == NULL)
    {
	printf("Error in opening the file.\n");
        return 1;
    }
    fgets(shold, 2, mazeFile);
    while ( !feof(mazeFile) )
    {

	switch(shold[0])
	{
		case 'M':
		//printf ("Maze encountered\n");
                fscanf(mazeFile, "%d %d", &row, &col);
               // printf("%d\n", row);
                // possible dynamic allocation of 2D array
                // dynamic allocation of array for maze
                int i = 0, j = 0;
                maze = malloc(row * sizeof(char *));
	        for(i = 0; i < row; i++)
		{
		         maze[i] = malloc(col * sizeof(char));
		}
                for (i = 0; i < row; i++)
                {
                    for (j = 0; j < col; j++)
                    {
			//fscanf(mazeFile, "%c", &chold);
			fscanf(mazeFile, "%c", &maze[i][j]);
			if (maze[i][j] == '\n')
			{
				printf ("\n");
				fscanf(mazeFile, "%c", &maze[i][j]);
			}
                        printf("%c", maze[i][j]);
                    }
                    
                }
               // printf("%c", maze[0 * col + 0]);
               // for(i = 0; i < row; i++)
		//{
		           // free(maze[i]);
		//}
               // free(maze);
               // int (*maze)[col] = malloc(sizeof(int[row][col]));
                //readMaze(maze, row, col);
				break;
		case 'P':
		//case for player
			//printf ("Player\n");
                	fscanf(mazeFile, "%d %d", &k, &l);
			maze[k][l] = 'P';
			printf("%c" , maze[k][l]);
                	//printf("%d\n", row);
                	// possible dynamic allocation of 2D array
               	 //	char* player = malloc((row * col) * sizeof(char));
                //	readPlayer(player);
		break;
		
		case 'Z':
		//case for zombie
			printf ("Zombie\n");
                	fscanf(mazeFile, "%d %d", &row, &col);
                	printf("%d\n", row);
                	// possible dynamic allocation of 2D array
               	// 	char* zombie = malloc((row * col) * sizeof(char));
                //	readZombie(zombie);
		break;

		case 'T':
		//case for treasure
			printf ("Treasure\n");
                	fscanf(mazeFile, "%d %d", &row, &col);
                	printf("%d\n", row);
                	// possible dynamic allocation of 2D array
               	// 	char* treasure = malloc((row * col) * sizeof(char));
                //	readTreasure(treasure);
		break;
		case '\n':
				printf("\n");
				break;
		default:
				//printf ("Basic error\n");
				break;
	};

	// for(int i=0;i<row;i++)
	// {
	// 	for(int j=0;j<col;j++)
	// 	{
	// 		if(fscanf == #)		//if file has #
	// 		{
	// 			maze[i][j] = #;	
	// 		}
	// 		else
	// 		{
	// 			maze[i][j] = " ";
	// 		}
	// 	}
	//}

         fgets(shold, 2, mazeFile);
         if (feof(mazeFile))
         {
		 break;
	 }
    }
    fclose(mazeFile);
	for (c1 =0; c1 < row; c1++)
	{
		printf ("\n");
		for (c2=0; c2 < col; c2++)
		{
			printf("%c", maze[c1][c2]);
		}
	}
    //printf ("So this line won't print without an argument.\n");

    //free the memory
//	free(maze);

    return 0;
}

void readMaze(char *arr, int row, int col)
{
    

}

void readPlayer(char *arr)
{

}

void readZombie(char *arr)
{

}
void readTreasure(char *arr)
{

}