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#include <stdio.h>
#include <curses.h>
#include "board.h"

void draw_board(char* board, WINDOW* win) {
  wmove(win, 0, 0);
  for (int row = 0; row < BOARD_ROW_BYTES; row++) {
    for (int i = 0; i < BOARD_ROW_BYTES; i++) {
      int index = BOARD_ROW_BYTES * row + i;
      if (board[index] == EMPTY && is_center_index(index)) waddch(win, '*');
      else waddch(win, board[index]);
    }
  }
}

int main() {
  /* initialize curses */
  initscr();
  cbreak();

  /* create board window */
  WINDOW* board_box = newwin(BOARD_ROW_BYTES + 2, BOARD_ROW_BYTES + 2, 0, 0);
  WINDOW* board_win = derwin(board_box, BOARD_ROW_BYTES, BOARD_ROW_BYTES, 1, 1);
  box(board_box, 0, 0);
  wrefresh(board_box);

  /* create structures window */
  WINDOW* structures_box = newwin(BOARD_ROW_BYTES + 2, BOARD_ROW_BYTES + 2, 0, BOARD_ROW_BYTES + 3);
  WINDOW* structures_win = derwin(structures_box, BOARD_ROW_BYTES, BOARD_ROW_BYTES, 1, 1);
  box(structures_box, 0, 0);
  wrefresh(structures_box);

  /* create input window */
  WINDOW* input_box = newwin(3, 22, BOARD_ROW_BYTES + 3, 0);
  WINDOW* input_win = derwin(input_box, 1, 20, 1, 1);
  box(input_box, 0, 0);
  wrefresh(input_box);

  /* create messages window */
  WINDOW* messages_box = newwin(40, 60, BOARD_ROW_BYTES + 6, 0);
  WINDOW* messages_win = derwin(messages_box, 40 - 2, 60 - 2, 1, 1);
  box(messages_box, 0, 0);
  wrefresh(messages_box);

  char board[BOARD_BYTES];
  char structures[BOARD_BYTES];

  initialize_board(board);
  place_tile("RFRCR", translate_coordinate(24), board, 1);

  /* main loop */
  char tile[5];
  char position[3];
  while (1) {
    /* prepare */
    initialize_board(structures);
    create_structure_mask(board, structures);
    wclear(input_win);

    /* draw onto the screen */
    draw_board(board, board_win);
    draw_board(structures, structures_win);
    wrefresh(board_win);
    wrefresh(structures_win);

    /* user input */
    box(input_box, 0, 0);
    mvwaddstr(input_box, 0, 0, "Enter tile:");
    wrefresh(input_box);
    wgetstr(input_win, tile);
    wclear(input_win);
    if (tile[0] == 'q') break;

    box(input_box, 0, 0);
    mvwaddstr(input_box, 0, 0, "Enter position:");
    wrefresh(input_box);
    wgetstr(input_win, position);

    int result = place_tile(tile, translate_coordinate(atoi(position)), board, 0);
    if (result) wprintw(messages_win, "Placed tile %s at position %i\n", tile, atoi(position));
    else wprintw(messages_win, "Could not place tile %s at position %i\n", tile, atoi(position));
    wrefresh(messages_win);
  }


  endwin();
  return 0;
}