import java.util.Arrays;

public class ascii_chess {

	public static void main(String[] args) {
		String boardIn = "1r3rk1/1pnnq1bR/p1pp2B1/P2P1p2/1PP1pP2/2B3P1/5PK1/2Q4R";
		String[] boardLines = initializeBoard(boardIn);
		printBoard(boardLines);

	}

	public static String[] initializeBoard(String boardIn){
		String[] boardLines = boardIn.split("/");
		boardLines = fillEmpties(boardLines);
		return boardLines;
	}

	public static void printBoard(String[] boardLines){
		//Each line in boardLines is a string representing the pieces("E" is empty square)
		//Print it out ascii style
		int width = 4;
		int height = 4;
		int numCells = 8;
		//Width =4, plus 2 side elements. 8 cells. Need 3 extra for box and corner
		int numElements = ((width+2)*numCells)+3;
		String topLine="";
		for (int i =0; i<numElements; i++){
			topLine+="-";
		}
		for (int row = 0; row<boardLines.length; row++){
			//Each row is 4 tall. They have tops but not bottoms
			//For each row, get the 4 individual row strings
			//Then print them on different lines
			String currentPieceString = boardLines[row];
			String[] rowLines = new String[height];
			Arrays.fill(rowLines, "");


			for (int i = 0;i<rowLines.length;i++){
				rowLines[i]+="|";
				if (i==0){
					rowLines[i]+=Integer.toString(8-row);
				}
				else{
					rowLines[i]+=" ";
				}
			}

			for (int column = 0; column<boardLines[row].length(); column++){

				//Get the row strings from the char at boardLines[row][column]
				String currentPiece = currentPieceString.substring(column,column+1);
				String currentPieceUp = currentPiece.toUpperCase();
				String[] pieceStrings;
				if (currentPiece.equals(currentPieceUp)){
					pieceStrings = ChessPiece.valueOf(currentPieceUp).getPieceStrings("o");
				}
				else {
					pieceStrings = ChessPiece.valueOf(currentPieceUp).getPieceStrings("x");
				}
				for (int i = 0;i<rowLines.length;i++){
					rowLines[i]+="|"+pieceStrings[i];
				}
			}
			for (int i = 0;i<rowLines.length;i++){
				rowLines[i]+="|";
			}
			//Print the top line and piece lines
			System.out.println(topLine);
			for (int i = 0;i<rowLines.length;i++){
				System.out.println(rowLines[i]);
			}
		}
		//Print the alphabetic coords
		System.out.println(topLine);
		String alphaString="| ";
		for (int i=0; i<numCells; i++){
			alphaString+="|";
			alphaString+=getAlpha(i);
			for (int j=0;j<width;j++){
				alphaString+=" ";
			}
		}
		alphaString+="|";
		System.out.println(alphaString);
		//Print the bottom line
		System.out.println(topLine);
	}

	public static char getAlpha(int num){
		return (char)(num+97);
	}

	public static void printBoardSimple(String[] boardLines){
		//Loop through all strings and print them line after line
		for (int i = 0; i<boardLines.length; i++){
			System.out.println(boardLines[i]);
		}
	}

	public static String[] fillEmpties(String[] boardLines){
		//For every line, replace any number representing empty squares with "E"
		for (int i = 0; i< boardLines.length; i++){
			//For every line
			String currLine = boardLines[i];
			String emptiedLine = "";
			for (int j=0; j<currLine.length(); j++){
				//For every character
				Character currentChar = currLine.charAt(j);
				if (Character.isDigit(currentChar)){
					int numEmpties = Character.getNumericValue(currentChar);
					for (; numEmpties>0; numEmpties--){
						emptiedLine += "E";
					}
				}
				else {
					emptiedLine += currentChar;
				}

			}
			boardLines[i] = emptiedLine;
			emptiedLine = "";
		}
		return boardLines;
	}

}