#include "game.h"
#include <time.h>
#include <stdlib.h>
#include <string.h>

#define MAX_RAND_TRIES_PER_WORD 10
#define EMPTY_CHAR 0


//TODO: Spiellogik implementieren:
/* * Wörter aus der Wortliste zufällig horizontal oder vertikal platzieren
   * restliche Felder mit zufälligen Buchstaben füllen */

// enum to make it more clear what de current orientation is
typedef enum 
{
   HORIZONTAL, 
   VERTIKAL
} orientation;


// new struct for handing over the entire wordPosition
//    alignment is HORIZONTAL or VERTICAL
//    rowOrColumn is the int of the colum or row the word is suposed to be placed in
//    startingCell is the int of where in the row/colum the first leter of the word suposed to be placed
typedef struct
{
    orientation   alignment;
    unsigned int  rowOrColumn;
    unsigned int  startingCell;
} wordPosition;


// Choses a random Position for the current Word
wordPosition choserandomPosition(unsigned int searchFieldLen, unsigned int wordLength)
{
   wordPosition position = {0, 0, 0};

   srand(time(NULL));
   position.alignment      = rand()%(VERTIKAL - HORIZONTAL + 1) + HORIZONTAL;
   position.rowOrColumn    = rand()%(searchFieldLen);
   position.startingCell   = rand()%(searchFieldLen - wordLength);

   return position;
}


// Checks if the current Position is free 
//    returns 1 if the Position is free
//    returns 0 if the Position is occupied
int checkIfPositionIsFree(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], wordPosition position,unsigned int wordLength, unsigned int serchFieldLen)
{
   int i             = 0;
   int letterFound   = 0;
   int positionfree  = 0;

   if (position.alignment == HORIZONTAL)
   {
      for (i = position.startingCell; i < serchFieldLen; i++)
      {
         if ((salad[position.rowOrColumn][i] < 'A') || (salad[position.rowOrColumn][i] > 'z'))
         {
            letterFound = 1;
         }
      }
   }
   else if (position.alignment == VERTIKAL)
   {
      for (i = position.startingCell; i < serchFieldLen; i++)
      {
         if ((salad[i][position.rowOrColumn] < 'A') || (salad[i][position.rowOrColumn] > 'z'))
         {
            letterFound = 1;
         }
      }
   }

   positionfree = !letterFound;
   
   return positionfree;
}


// Creates the word salad by placing words randomly and filling empty spaces
int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
{
   int i = 0;
   wordPosition currentWordPosition = {0,0,0};

   for (i = 1; i <= wordCount; i++)
   {
      currentWordPosition = choserandomPosition(searchFieldLen, strlen(words[i]));

   }
   
}


// Prints the word salad to console
void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
{

}