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Chessgame.js
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
_____ _ _ _____
| __ \(_) | | / ____|
| | | |_ ___ _ __ | | __ _ _ _ | | __ __ _ _ __ ___ ___
| | | | / __| '_ \| |/ _` | | | | | | |_ |/ _` | '_ ` _ \ / _ \
| |__| | \__ \ |_) | | (_| | |_| | | |__| | (_| | | | | | | __/
|_____/|_|___/ .__/|_|\__,_|\__, | \_____|\__,_|_| |_| |_|\___|
| | __/ |
|_| |___/
1. all the white, black piece variables
2. board is the Chess board nest array of objects
3. function that displays a row by console.logging every row symbols
4. row's 8-1 that grab every symbol from the Chess Board Array
*/
//1.
//white pieces
let wK = ("♔")
let wQ = ("♕")
let wR = ("♖")
let wB = ("♗")
let wN = ("♘")
let wP = ("♙")
let wS = ("▯")
let white = "white"
let line = ("]")
//black pieces
let bK = ("♚")
let bQ = ("♛")
let bR = ("♜")
let bB = ("♝")
let bN = ("♞")
let bP = ("♟")
let bS = ("▮")
let black = "black"
let filled = "filled"
// let row8 = ("▯]▮]▯]▮]▯]▮]▯]▮]")
// let row7 = ("▮]▯]▮]▯]▮]▯]▮]▯]")
// let row6 = ("▯]▮]▯]▮]▯]▮]▯]▮]")
// let row5 = ("▮]▯]▮]▯]▮]▯]▮]▯]")
// let row4 = ("▯]▮]▯]▮]▯]▮]▯]▮]")
// let row3 = ("▮]▯]▮]▯]▮]▯]▮]▯]")
// let row2 = ("▯]▮]▯]▮]▯]▮]▯]▮]")
// let row1 = ("▮]▯]▮]▯]▮]▯]▮]▯]")
//2
//this is our chess board
// which is an array 0-7 of row of 8's, 7's, 6's, 5's, 4's, 3's, 2's,1's
// each rows has an array from A#'s, b#'s, C#'s, etc
// each item is an object currently with the key and value of piece & symbol
//need index notation object filled out
let board = [
[a8={piece:bR,moved:false,index:"00",color:black,space:"filled"},b8={piece:bS,moved:false,index:"01",color:black,space:"empty"},c8={piece:wS,moved:false,index:"02",color:white,space:"empty"},d8={piece:bS,moved:false,index:"03",color:black,space:"empty"},e8={piece:bK,moved:false,index:"04",color:black,space:"filled"},f8={piece:bS,moved:false,index:"05",color:black,space:"empty"},g8={piece:wS,moved:false,index:"06",color:white,space:"empty"},h8={piece:bR,moved:false,index:"07",color:black,space:"filled"}],
[a7={piece:bP,moved:false,index:"10",color:black,space:"filled"},b7={piece:bP,moved:false,index:"11",color:black,space:"filled"},c7={piece:bP,moved:false,index:"12",color:black,space:"filled"},d7={piece:bP,moved:false,index:"13",color:black,space:"filled"},e7={piece:bP,moved:false,index:"14",color:black,space:"filled"},f7={piece:bP,moved:false,index:"15",color:black,space:"filled"},g7={piece:bP,moved:false,index:"16",color:black,space:"filled"},h7={piece:bP,moved:false,index:"17",color:black,space:"filled"}],
[a6={piece:wS,moved:false,index:"20",color:white,space:"empty"},b6={piece:bS,moved:false,index:"21",color:black,space:"empty"},c6={piece:wS,moved:false,index:"22",color:white,space:"empty"},d6={piece:bS,moved:false,index:"23",color:black,space:"empty"},e6={piece:wS,moved:false,index:"24",color:white,space:"empty"},f6={piece:bS,moved:false,index:"25",color:black,space:"empty"},g6={piece:wS,moved:false,index:"26",color:white,space:"empty"},h6={piece:bS,moved:false,index:"27",color:black,space:"empty"}],
[a5={piece:bS,moved:false,index:"30",color:black,space:"empty"},b5={piece:wS,moved:false,index:"31",color:white,space:"empty"},c5={piece:bS,moved:false,index:"32",color:black,space:"empty"},d5={piece:wS,moved:false,index:"33",color:white,space:"empty"},e5={piece:bS,moved:false,index:"34",color:black,space:"empty"},f5={piece:wS,moved:false,index:"35",color:white,space:"empty"},g5={piece:bS,moved:false,index:"36",color:black,space:"empty"},h5={piece:wS,moved:false,index:"37",color:white,space:"empty"}],
[a4={piece:wS,moved:false,index:"40",color:white,space:"empty"},b4={piece:bS,moved:false,index:"41",color:black,space:"empty"},c4={piece:wS,moved:false,index:"42",color:white,space:"empty"},d4={piece:bS,moved:false,index:"43",color:black,space:"empty"},e4={piece:wS,moved:false,index:"44",color:white,space:"empty"},f4={piece:bS,moved:false,index:"45",color:black,space:"empty"},g4={piece:wS,moved:false,index:"46",color:white,space:"empty"},h4={piece:bS,moved:false,index:"47",color:black,space:"empty"}],
[a3={piece:bS,moved:false,index:"50",color:black,space:"empty"},b3={piece:wS,moved:false,index:"51",color:white,space:"empty"},c3={piece:bS,moved:false,index:"52",color:black,space:"empty"},d3={piece:wS,moved:false,index:"53",color:white,space:"empty"},e3={piece:bS,moved:false,index:"54",color:black,space:"empty"},f3={piece:wS,moved:false,index:"55",color:white,space:"empty"},g3={piece:bS,moved:false,index:"56",color:black,space:"empty"},h3={piece:wS,moved:false,index:"57",color:white,space:"empty"}],
[a2={piece:wP,moved:false,index:"60",color:white,space:"filled"},b2={piece:wP,moved:false,index:"61",color:white,space:"filled"},c2={piece:wP,moved:false,index:"62",color:white,space:"filled"},d2={piece:wP,moved:false,index:"63",color:white,space:"filled"},e2={piece:wP,moved:false,index:"64",color:white,space:"filled"},f2={piece:wP,moved:false,index:"65",color:white,space:"filled"},g2={piece:wP,moved:false,index:"66",color:white,space:"filled"},h2={piece:wP,moved:false,index:"67",color:white,space:"filled"}],
[a1={piece:wR,moved:false,index:"70",color:white,space:"filled"},b1={piece:wS,moved:false,index:"71",color:white,space:"empty"},c1={piece:bS,moved:false,index:"72",color:black,space:"empty"},d1={piece:wS,moved:false,index:"73",color:white,space:"empty"},e1={piece:wK,moved:false,index:"74",color:white,space:"filled"},f1={piece:wS,moved:false,index:"75",color:white,space:"empty"},g1={piece:bS,moved:false,index:"76",color:black,space:"empty"},h1={piece:wR,moved:false,index:"77",color:white,space:"filled"}]
]
/*
let board = [
[a8={piece:bR,moved:false,index:"00",color:black,space:"filled"},b8={piece:bN,moved:false,index:"01",color:black,space:"filled"},c8={piece:bB,moved:false,index:"02",color:black,space:"filled"},d8={piece:bQ,moved:false,index:"03",color:black,space:"filled"},e8={piece:bK,moved:false,index:"04",color:black,space:"filled"},f8={piece:bB,moved:false,index:"05",color:black,space:"filled"},g8={piece:bN,moved:false,index:"06",color:black,space:"filled"},h8={piece:bR,moved:false,index:"07",color:black,space:"filled"}],
[a7={piece:bP,moved:false,index:"10",color:black,space:"filled"},b7={piece:bP,moved:false,index:"11",color:black,space:"filled"},c7={piece:bP,moved:false,index:"12",color:black,space:"filled"},d7={piece:bP,moved:false,index:"13",color:black,space:"filled"},e7={piece:bP,moved:false,index:"14",color:black,space:"filled"},f7={piece:bP,moved:false,index:"15",color:black,space:"filled"},g7={piece:bP,moved:false,index:"16",color:black,space:"filled"},h7={piece:bP,moved:false,index:"17",color:black,space:"filled"}],
[a6={piece:wS,moved:false,index:"20",color:white,space:"empty"},b6={piece:bS,moved:false,index:"21",color:black,space:"empty"},c6={piece:wS,moved:false,index:"22",color:white,space:"empty"},d6={piece:bS,moved:false,index:"23",color:black,space:"empty"},e6={piece:wS,moved:false,index:"24",color:white,space:"empty"},f6={piece:bS,moved:false,index:"25",color:black,space:"empty"},g6={piece:wS,moved:false,index:"26",color:white,space:"empty"},h6={piece:bS,moved:false,index:"27",color:black,space:"empty"}],
[a5={piece:bS,moved:false,index:"30",color:black,space:"empty"},b5={piece:wS,moved:false,index:"31",color:white,space:"empty"},c5={piece:bS,moved:false,index:"32",color:black,space:"empty"},d5={piece:wS,moved:false,index:"33",color:white,space:"empty"},e5={piece:bS,moved:false,index:"34",color:black,space:"empty"},f5={piece:wS,moved:false,index:"35",color:white,space:"empty"},g5={piece:bS,moved:false,index:"36",color:black,space:"empty"},h5={piece:wS,moved:false,index:"37",color:white,space:"empty"}],
[a4={piece:wS,moved:false,index:"40",color:white,space:"empty"},b4={piece:bS,moved:false,index:"41",color:black,space:"empty"},c4={piece:wS,moved:false,index:"42",color:white,space:"empty"},d4={piece:bS,moved:false,index:"43",color:black,space:"empty"},e4={piece:wS,moved:false,index:"44",color:white,space:"empty"},f4={piece:bS,moved:false,index:"45",color:black,space:"empty"},g4={piece:wS,moved:false,index:"46",color:white,space:"empty"},h4={piece:bS,moved:false,index:"47",color:black,space:"empty"}],
[a3={piece:bS,moved:false,index:"50",color:black,space:"empty"},b3={piece:wS,moved:false,index:"51",color:white,space:"empty"},c3={piece:bS,moved:false,index:"52",color:black,space:"empty"},d3={piece:wS,moved:false,index:"53",color:white,space:"empty"},e3={piece:bS,moved:false,index:"54",color:black,space:"empty"},f3={piece:wS,moved:false,index:"55",color:white,space:"empty"},g3={piece:bS,moved:false,index:"56",color:black,space:"empty"},h3={piece:wS,moved:false,index:"57",color:white,space:"empty"}],
[a2={piece:wP,moved:false,index:"60",color:white,space:"filled"},b2={piece:wP,moved:false,index:"61",color:white,space:"filled"},c2={piece:wP,moved:false,index:"62",color:white,space:"filled"},d2={piece:wP,moved:false,index:"63",color:white,space:"filled"},e2={piece:wP,moved:false,index:"64",color:white,space:"filled"},f2={piece:wP,moved:false,index:"65",color:white,space:"filled"},g2={piece:wP,moved:false,index:"66",color:white,space:"filled"},h2={piece:wP,moved:false,index:"67",color:white,space:"filled"}],
[a1={piece:wR,moved:false,index:"70",color:white,space:"filled"},b1={piece:wN,moved:false,index:"71",color:white,space:"filled"},c1={piece:wB,moved:false,index:"72",color:white,space:"filled"},d1={piece:wQ,moved:false,index:"73",color:white,space:"filled"},e1={piece:wK,moved:false,index:"74",color:white,space:"filled"},f1={piece:wB,moved:false,index:"75",color:white,space:"filled"},g1={piece:wN,moved:false,index:"76",color:white,space:"filled"},h1={piece:wR,moved:false,index:"77",color:white,space:"filled"}]
]
*/
//3
function loadRow (rownumber){
let row = numbertoIndexNotation(rownumber)
let result = (board[row][0].piece) + (line) + (board[row][1].piece) + (line)+ (board[row][2].piece) + (line) + (board[row][3].piece) + (line) + (board[row][4].piece) + (line) + (board[row][5].piece) + (line)+ (board[row][6].piece) + (line) + (board[row][7].piece) + (line)
return result
}
//4
function displayGame (){
console.log(" ")
console.log("ON-CHAIN CHESS!")
console.log(loadRow(8))
console.log(loadRow(7))
console.log(loadRow(6))
console.log(loadRow(5))
console.log(loadRow(4))
console.log(loadRow(3))
console.log(loadRow(2))
console.log(loadRow(1))
return " "
}
console.log(displayGame())
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
index notation converters
_____ _ _ _ _ _ _ _____ _
|_ _| | | | \ | | | | | | (_) / ____| | |
| | _ __ __| | _____ __ | \| | ___ | |_ __ _| |_ _ ___ _ __ | | ___ _ ____ _____ _ __| |_ ___ _ __ ___
| | | '_ \ / _` |/ _ \ \/ / | . ` |/ _ \| __/ _` | __| |/ _ \| '_ \ | | / _ \| '_ \ \ / / _ \ '__| __/ _ \ '__/ __|
_| |_| | | | (_| | __/> < | |\ | (_) | || (_| | |_| | (_) | | | | | |___| (_) | | | \ V / __/ | | || __/ | \__ \
|_____|_| |_|\__,_|\___/_/\_\ |_| \_|\___/ \__\__,_|\__|_|\___/|_| |_| \_____\___/|_| |_|\_/ \___|_| \__\___|_| |___/
chessPositionToIndexNotation function get position of Chess board like "f5" and slits into "f" and "5"
lettertoIndexNotation function: gets index Notation for letters like "f" = [3]
numbertoIndexNotation function: gets index Notation for number like "5" = [5]
*/
function chessPositionToIndexNotation (posistion){
let number = numbertoIndexNotation(posistion[1])
let letter = lettertoIndexNotation(posistion[0])
let answer = [(number)] + [(letter)];
return answer;
}
//console.log(chessPositionToIndexNotation("b7"))
function lettertoIndexNotation (letter){
var alphabet = ["a","b","c","d","e","f","g","h"]
function findletterindex (item){
return item === (letter)
}
return alphabet.findIndex(findletterindex)
}
// console.log(lettertoIndexNotation("h"))
function numbertoIndexNotation (number){
let answer = (number * -1) + 8
return answer;
}
// console.log(numbertoIndexNotation(3))
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
__ _ _
/ _| | | (_)
| |_ _ _ _ __ ___| |_ _ ___ _ __ ___
| _| | | | '_ \ / __| __| |/ _ \| '_ \/ __|
| | | |_| | | | | (__| |_| | (_) | | | \__ \
|_| \__,_|_| |_|\___|\__|_|\___/|_| |_|___/
*/
//this is function go's ayo, replace this position with the appropriate white or black space
function bSorwS (position){
let bsws = chessPositionToIndexNotation(position)
if (bsws[0] % 2 == 0) {
if (bsws[1] % 2 == 0){
return board[bsws[0]][bsws[1]].piece = wS;
} else {board[bsws[0]][bsws[1]].piece = bS;}
} else {
if (bsws[1] % 2 == 0){
return board[bsws[0]][bsws[1]].piece = bS;
} else {board[bsws[0]][bsws[1]].piece = wS;}
}
}
//this one grabs the array of available moves, and checks if you want to move there
function findValidity (array,p2){
console.log(array)
console.log(" ^dev tools^ ")
let specialMoveCharacter = chessPositionToIndexNotation(globalPosition2) + globalPosition2[2];
let target = p2.index;
//valid NormalMoves
function approvedMoveInArray (item){
return (item == target)
}
//valid Special Moves (return items over length of 3 & equals to position2)
function approvedSpecialMoveInArray (item){
if (item.length > 2 & item == specialMoveCharacter){
return true
} else if (Rookright = "undefined" || Rookleft == "undefined"){
} else if (item === Rookright || item === Rookleft ){
return true
}
return
}
let validMove = array.some(approvedMoveInArray);
let validSpecialmove = array.some(approvedSpecialMoveInArray);
let valid = "Invalid Move"
if (validSpecialmove == true){
//Make special moves are for right color
specialvalidPlayerAndColor = sameColorPlayerAndPiece(globalPlayer,globalPosition1)
//if player moves right color, then relay to Piece Logic Switch
if (specialvalidPlayerAndColor = "White player moves White Piece"){
valid = "Valid White Special Move"
} else if (specialvalidPlayerAndColor = "Black player moves Black Piece"){
valid = "Valid Black Special Move"
}
//if promotion logic
} else if (validMove == true) {
//run basic swap
valid = "Valid Move Basic Swap";
}
return valid
}
function whitepromotionSwitch (letter){
let promotionStatement = "You have chosen ";
let answer = "N/A";
switch(letter) {
case "Q":
answer = (console.log(promotionStatement + "Queen"),"♕");
break;
case "B":
answer = (console.log(promotionStatement + "Bishop"),"♗");
break;
case "R":
answer = (console.log(promotionStatement + "Rook"),"♖");
break;
case "N":
answer = (console.log(promotionStatement + "Knight"),"♘");
break;
}
return answer;
}
function blackPromotionSwitch (letter){
let promotionStatement = "You have chosen ";
let answer = "N/A";
switch(letter) {
case "Q":
answer = (console.log(promotionStatement + "Queen"),"♛");
break;
case "B":
answer = (console.log(promotionStatement + "Bishop"),"♝");
break;
case "R":
answer = (console.log(promotionStatement + "Rook"),"♜");
break;
case "N":
answer = (console.log(promotionStatement + "Knight"),"♞");
break;
}
return answer;
}
function promoMessage(){
console.log("Your Pawn needs to be Promoted!")
console.log(" ")
console.log(`add a Capital letter to desired postion, so like "a8Q" for your pawn to be promoted to a Queen!`)
console.log(" ")
console.log("pick a Piece")
console.log(" ")
console.log("Q = Queen")
console.log("B = Bishop")
console.log("R = Rook")
console.log("N = Knight")
}
function whitepromoTime (parameter){
promoMessage();
let letterP = parameter
return whitepromotionSwitch(letterP)
}
function blackpromoTime (parameter){
promoMessage();
let letterP = parameter
return blackPromotionSwitch(letterP)
}
function leftWhiteCastle () {
//white king e1 to c1 aka [7][2]
board[7][2].piece = board[7][4].piece;
//white rook a1 to d1 aka [7][3]
board[7][3].piece = board[7][0].piece
//replace a1 & e1 with empty square
bSorwS("a1")
bSorwS("e1")
//reset: space, moved & color
board[7][0].space = "empty";
board[7][4].space = "empty";
board[7][0].moved = false;
board[7][4].moved = false;
board[7][0].color = black;
board[7][4].color = black;
return "You have Left Castled"
}
function rightWhiteCastle (){
//white king e1 to g1 aka [7][6]
board[7][6].piece = board[7][4].piece;
//white rook h1 to f1 aka [7][5]
board[7][5].piece = board[7][7].piece
//replace h1 & e1 with empty square
bSorwS("h1")
bSorwS("e1")
//reset: space, moved & color
board[7][7].space = "empty";
board[7][4].space = "empty";
board[7][7].moved = false;
board[7][4].moved = false;
board[7][7].color = black;
board[7][4].color = black;
return "You have Right Castled"
}
function leftBlackCastle (){
//black king e8 [0][4] to c8 aka [0][2]
board[0][2].piece = board[0][4].piece;
//black rook a8[0][0] to d8 aka [0][3]
board[0][3].piece = board[0][0].piece
//replace e8 & a8 with empty square
bSorwS("e8")
bSorwS("a8")
//reset: space, moved & color
board[0][0].space = "empty";
board[0][4].space = "empty";
board[0][0].moved = false;
board[0][4].moved = false;
board[0][0].color = black;
board[0][4].color = black;
return "You have Left Castled"
}
function rightBlackCastle (){
//black king e1 to g1 aka [7][6]
board[0][6].piece = board[0][4].piece;
//black rook h1 to f1 aka [7][5]
board[0][5].piece = board[0][7].piece
//replace h1 & e1 with empty square
bSorwS("h8")
bSorwS("e8")
//reset: space, moved & color
board[0][7].space = "empty";
board[0][4].space = "empty";
board[0][7].moved = false;
board[0][4].moved = false;
board[0][7].color = black;
board[0][4].color = black;
return "You have Right Castled"
}
function castleSwitch (castle){
let c1 = castle[0] + castle[1];
switch(c1) {
case "a1":
leftWhiteCastle();
break;
case "h1":
rightWhiteCastle();
break;
case "a8":
leftBlackCastle();
break;
case "h8":
rightBlackCastle()
break;
case "e8" :
whichRookCastle();
break;
case "e1" :
whichRookCastle();
break;
}
return ;
}
function whichRookCastle (){
if (globalPosition2 === "e8C" ){
if (Rookleft === "04Ca" & globalPosition1 === "a8"){
leftBlackCastle()
}
if (Rookright === "04Cb" & globalPosition1 === "h8"){
rightBlackCastle()
}
} else if (globalPosition2 === "e1C"){
if (Rookleft === "74Ca" & globalPosition1 === "a1"){
leftWhiteCastle()
}
if (Rookright === "74Cb" & globalPosition1 === "h1"){
rightWhiteCastle()
}
}
}
//make sure right Player moves right Color
function sameColorPlayerAndPiece (player,position1){
let p1IN = chessPositionToIndexNotation(position1)
let p1Object = board[p1IN[0]][p1IN[1]];
if (player == "white"){
if (p1Object.color == "white"){
return "Valid"
} else {
console.log("White Player can only move white Pieces")
}
} else {
if (p1Object.color == "black"){
return "Valid"
} else {
console.log("Black Player can only move black Pieces")
}
}
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////
/*
_____ _ _ _____ _ _ _
/ ____| | | (_) / ____| (_) | | |
| | __ __ _ _ __ ___ ___ | | ___ __ _ _ ___ | (_____ ___| |_ ___| |__
| | |_ |/ _` | '_ ` _ \ / _ \ | | / _ \ / _` | |/ __| \___ \ \ /\ / / | __/ __| '_ \
| |__| | (_| | | | | | | __/ | |___| (_) | (_| | | (__ ____) \ V V /| | || (__| | | |
\_____|\__,_|_| |_| |_|\___| |______\___/ \__, |_|\___| |_____/ \_/\_/ |_|\__\___|_| |_|
__/ |
|___/
*/
//game Logic Switch for the White/Black Pieces
function pieceLogicSwitch (p1,p2){
let answer = "unregistered logic"
switch(p1.piece) {
case "▯":
answer = ["Invalid Move"];
break;
case "♙":
answer = [whitePawnGameLogic(p1,p2)];
break;
case "♖":
answer = [whiteRookGameLogic(p1,p2)];
break;
case "♘":
answer = [whiteKnightGameLogic(p1,p2)];
break;
case "♗":
answer = [whiteBishopGameLogic(p1,p2)];
break;
case "♔":
answer = [whiteKingGameLogic(p1,p2)];
break;
case "♕":
answer = [whiteQueenGameLogic(p1,p2)];
break;
case "▮":
answer = ["Invalid Move"];
break;
case "♟":
answer = [blackPawnGameLogic(p1,p2)];
break;
case "♜":
answer = [blackRookGameLogic(p1,p2)];
break;
case "♞":
answer = [blackKnightGameLogic(p1,p2)];
break;
case "♝":
answer = [blackBishopGameLogic(p1,p2)];
break;
case "♚":
answer = [blackKingGameLogic(p1,p2)];
break;
case "♛":
answer = [blackQueenGameLogic(p1,p2)];
break;
}
return answer;
}
function whiteSpecialMovesSwitch (){
letter = globalPosition2
switch(globalPosition2[2]) {
case "C":
castleSwitch(globalPosition2);
break;
case "N":
whitepromotionSwitch(globalPosition2[2]);
break;
case "Q":
whitepromotionSwitch(globalPosition2[2]);
break;
case "B":
whitepromotionSwitch(globalPosition2[2]);
break;
case "R":
whitepromotionSwitch(globalPosition2[2]);
break;
}
return ;
}
function blackSpecialMovesSwitch (){
letter = globalPosition2[2]
switch(letter) {
case "C":
castleSwitch(globalPosition2);
break;
case "N":
blackpromotionSwitch(globalPosition2[2]);
break;
case "Q":
blackpromotionSwitch(globalPosition2[2]);
break;
case "B":
blackpromotionSwitch(globalPosition2[2]);
break;
case "R":
blackpromotionSwitch(globalPosition2[2]);
break;
}
return ;
}
function pieceToName (position){
let answer = "Unknown Name"
switch(position) {
case "▯":
case "▮":
answer = "Space"
break;
case "♙":
case "♟":
answer = "Pawn"
break;
case "♖":
case "♜":
answer = "Rook"
break;
case "♘":
case "♞":
answer = "Knight"
break;
case "♗":
case "♝":
answer = "Bishop"
break;
case "♔":
case "♚":
answer = "Queen"
break;
case "♕":
case "♛":
answer = "King"
break;
}
return answer;
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
_____ _ _____ _ _ _
/ ____| | | __ (_) | | (_)
| | | |__ ___ ___ ___ | |__) | ___ ___ ___ | | ___ __ _ _ ___
| | | '_ \ / _ \/ __/ __| | ___/ |/ _ \/ __/ _ \ | | / _ \ / _` | |/ __|
| |____| | | | __/\__ \__ \ | | | | __/ (_| __/ | |___| (_) | (_| | | (__
\_____|_| |_|\___||___/___/ |_| |_|\___|\___\___| |______\___/ \__, |_|\___|
__/ |
|___/
.::.
_()_ _::_
_O_ _/____\_ _/____\_
_ _ _ ^^__ ////\ \ / \ /
| || || | / - \_ { } \____/ \____/
|_______| <| __< \___/ (____) (____)
_ \__ ___ / <| \ (___) | | | |
(_) |___|_| <| \ |_| |__| |__|
(___) |_|___| <|______\ / \ / \ / \
_|_|_ |___|_| _|____|_ (_____) (______) (______)
(_____) (_______) (________) (_______) (________) (________)
/_____\ /_______\ /________\ /_______\ /________\ /________\
*/
//logic functions for the WHITE Pawn (*still needs promotion logic)
function whitePawnGameLogic (p1,p2){
let possibleMoves = [];
//if havent moved, then can go forward 1 or 2 space
if (p1.moved === false ){
for (let i = 1; i < 3; i++){
if (board[p1.index[0] - i][p1.index[1]].space === "empty"){
possibleMoves.push(board[p1.index[0] - i][p1.index[1]].index);
} else {
i = 3
}
}
} else {
//has moved pawn, only forward 1 or diagonal attack
if (p1.index[0] - 1 >= 0){
//go forward
if (board[p1.index[0] - 1][p1.index[1]].space === "empty"){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1]].index);
} else{
if (board[p1.index[0] - 1][p1.index[1]].color === "black"){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1]].index);
}
}
//attack diagonally left
if (p1.index[1] - 1 > -1){
if (board[p1.index[0] - 1][p1.index[1] - 1].space === "empty" ){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1] - 1].index);
} else{
if (board[p1.index[0] - 1][p1.index[1] - 1].color === "black" ){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1] - 1].index);
}
}
}
//attack diagonally right
if (p1.index[1] +++ 1 < 8){
if (board[p1.index[0] - 1][p1.index[1] +++ 1].space === "empty" ){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1] +++ 1].index);
} else{
if(board[p1.index[0] - 1][p1.index[1] +++ 1].color === "black"){
possibleMoves.push(board[p1.index[0] - 1][p1.index[1] +++ 1].index);
}
}
}
}
}
let valid = findValidity(possibleMoves,p2);
return valid;
}
//logic functions for the BLACK Pawn (*still needs promotion logic)
function blackPawnGameLogic (p1,p2) {
let possibleMoves = [];
if (p1.moved === false ){
//if havent moved, then can go forward 1 or 2 space
for (let i = 1; i < 3; i++){
if (board[p1.index[0] +++ i][p1.index[1]].space === "empty"){
possibleMoves.push(board[p1.index[0] +++ i][p1.index[1]].index);
} else {
i = 3
}
}
} else {
//has moved pawn, only forward 1 or diagonal attack
console.log("has moved")
if (p1.index[0] +++ 1 < 8){
//go forward
if (board[p1.index[0] +++ 1][p1.index[1]].space === "empty"){
possibleMoves.push(board[p1.index[0] +++ 1][p1.index[1]].index);
} else{
if (board[p1.index[0] +++ 1][p1.index[1]].color === "white"){
possibleMoves.push(board[p1.index[0] +++ 1][p1.index[1]].index);
}
}