export const useVillageHelpers = () => {
  /**
   * Converts numeric coordinates to a chess-like format (e.g., 0,0 -> A7).
   * The grid is 5 columns (A-E) and 7 rows (1-7).
   * Rows are numbered from bottom to top, so y=6 is row '1'.
   * @param x The column index (0-4).
   * @param y The row index (0-6).
   */
  const formatCoordinates = (x: number, y: number): string => {
    const col = String.fromCharCode('A'.charCodeAt(0) + x);
    const row = 7 - y;
    return `${col}${row}`;
  };

  /**
   * Finds and replaces all occurrences of numeric coordinates like (x, y) 
   * in a string with the chess-like format.
   * @param message The message string.
   */
  const formatMessageCoordinates = (message: string): string => {
    if (!message) return '';
    // Regex to find coordinates like (1, 2)
    return message.replace(/\((\d+), (\d+)\)/g, (match, xStr, yStr) => {
      const x = parseInt(xStr, 10);
      const y = parseInt(yStr, 10);
      if (!isNaN(x) && !isNaN(y)) {
        return formatCoordinates(x, y);
      }
      return match; // Return original if parsing fails
    });
  };

  return {
    formatCoordinates,
    formatMessageCoordinates,
  };
};