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go.js
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/**Author:
* Discord:
* - Sphyxis
*
* Additional Contributers:
* Discord:
* - Stoneware
* - gmcew
* - eithel
* - Insight (alainbryden)
*/
import { getConfiguration, instanceCount, getActiveSourceFiles, getNsDataThroughFile } from "./helpers";
let cheats = false;
let logtime = false;
let runOnce = true;
let silent = false;
let STYLE = 0;
let currentValidMovesTurn = 0; //The turn count that the currentValidMoves is valid for
let turn = 0;
let START = performance.now();
// Global variables initialized in this way get strong typing throughout
let board = (/**@returns{string[]}*/() => undefined)(); // The current board state
let currentValidMoves = (/**@returns{number[][]}*/() => undefined)(); //All valid moves for this turn
let currentValidContestedMoves = (/**@returns{number[][]}*/() => undefined)(); //All valid moves that occupy a contested space
let contested = (/**@returns{string[]}*/() => undefined)();
let validMove = (/**@returns{boolean[][]}*/() => undefined)();
let validLibMoves = (/**@returns{number[][]}*/() => undefined)();
let chains = (/**@returns{number[][]}*/() => undefined)();
let testBoard = (/**@returns{string[]}*/() => [])();
const argsSchema = [
['cheats', true], // (Now true by default - but still an option for backwards compatibility) This is only possible if you have BN14.2
['disable-cheats', false], // Set to true if you want to *not* use cheats for some reason.
['logtime', false], // Logs time time it takes for each player to take their move
['runOnce', false], // Will only play one game if enabled
['silent', false], // Enabling this stops the window from spawning.
];
export function autocomplete(data, args) {
data.flags(argsSchema);
return [];
}
/** @param {NS} ns */
export async function main(ns) {
const runOptions = getConfiguration(ns, argsSchema);
if (!runOptions || await instanceCount(ns) > 1) return; // Prevent multiple instances of this script from being started, even with different args.
logtime = runOptions.logtime;
runOnce = runOptions.runOnce;
silent = runOptions.silent;
const sourceFiles = await getActiveSourceFiles(ns, true);
// Enable cheats if we have SF14.2 or higher (unless the user disabled cheats).
cheats = !runOptions['disable-cheats'] && (sourceFiles[14] ?? 0) >= 2;
if (!silent) { ns.tail() }
ns.disableLog("go.makeMove")
await playGo(ns)
}
// Ram-dodging helpers (Allows the script to only require as much RAM as its most expensive function)
/** @param {NS} ns @returns {Promise<string[]>} */
async function go_getBoardState(ns) {
return await getNsDataThroughFile(ns, `ns.go.getBoardState()`);
}
/** @param {NS} ns @returns {Promise<string[]>} */
async function go_analysis_getControlledEmptyNodes(ns) {
return await getNsDataThroughFile(ns, `ns.go.analysis.getControlledEmptyNodes()`);
}
/** @param {NS} ns @returns {Promise<boolean[][]>} */
async function go_analysis_getValidMoves(ns) {
return await getNsDataThroughFile(ns, `ns.go.analysis.getValidMoves()`);
}
/** @param {NS} ns @returns {Promise<number[][]>} */
async function go_analysis_getLiberties(ns) {
return await getNsDataThroughFile(ns, `ns.go.analysis.getLiberties()`);
}
/** @param {NS} ns @returns {Promise<number[][]>} */
async function go_analysis_getChains(ns) {
return await getNsDataThroughFile(ns, `ns.go.analysis.getChains()`);
}
/** @param {NS} ns @returns {Promise<number>} */
async function go_cheat_getCheatSuccessChance(ns) {
return await getNsDataThroughFile(ns, `ns.go.cheat.getCheatSuccessChance()`);
}
/** @param {NS} ns @param {number} x1 @param {number} y1 @param {number} x2 @param {number} y2
* @returns {Promise<{type: "move" | "pass" | "gameOver";x: number;y: number;}>} */
async function go_cheat_playTwoMoves(ns, x1, y1, x2, y2) {
return await getNsDataThroughFile(ns, `await ns.go.cheat.playTwoMoves(...ns.args)`, null, [x1, y1, x2, y2]);
}
/** @param {NS} ns @param {number} x1 @param {number} y1 @param {number} x2 @param {number} y2
* @returns {Promise<{type: "move" | "pass" | "gameOver";x: number;y: number;}>} */
async function go_makeMove(ns, x, y) {
return await getNsDataThroughFile(ns, `await ns.go.makeMove(...ns.args)`, null, [x, y]);
}
/** @param {NS} ns */
async function playGo(ns) {
const startBoard = await go_getBoardState(ns)
let inProgress = false
turn = 0
START = performance.now()
//If we have already moved, jump the turn to 3 to get out of Opening Moves
for (let x = 0; x < startBoard[0].length; x++) {
for (let y = 0; y < startBoard[0].length; y++) {
if (startBoard[x][y] === "X") {
inProgress = true
turn = 3
break
}
}
if (inProgress) break
}
getStyle(ns)
const currentGame = await ns.go.opponentNextTurn(false)
checkNewGame(ns, currentGame)
while (true) {
turn++
board = await go_getBoardState(ns);
contested = await go_analysis_getControlledEmptyNodes(ns);
validMove = await go_analysis_getValidMoves(ns);
validLibMoves = await go_analysis_getLiberties(ns);
chains = await go_analysis_getChains(ns);
const size = board[0].length
//Build a test board with walls
testBoard = []
let testWall = ""
let results;
if (size === 13) testWall = "WWWWWWWWWWWWWWW"
else if (size === 9) testWall = "WWWWWWWWWWW"
else if (size === 7) testWall = "WWWWWWWWW"
else if (size === 19) testWall = "WWWWWWWWWWWWWWWWWWWWW"
else testWall = "WWWWWWW"
testBoard.push(testWall)
for (const b of board) testBoard.push("W" + b + "W")
testBoard.push(testWall)
//We have our test board
if (turn < 3)
results = await movePiece(ns, getOpeningMove(ns))
if (turn >= 3) {
switch (STYLE) {
case 0: //Netburners
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 3, 3, 1, 6))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getAggroAttack(4, 7, 3, 1, 6))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getDefAttack(8, 20, 2))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false, 1))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 1: //The Black Hand
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 3, 3, 1, 6))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getAggroAttack(4, 7, 3, 1, 6))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false, 1))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 2: //Mr. Mustacio - Slum Snakes
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 3, 3, 1, 6))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getDefAttack(4, 7, 3, 1, 6))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false, 1))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 3: //Daedalus
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 4, 3, 1, 6))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getDefAttack(5, 7, 3, 2, 6))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false, 1))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 4: //Tetrads
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 4, 3))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getAggroAttack(5, 7, 3))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat(),)) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 5: //Illum
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 4, 3))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
case 6: //??????
if (results = await movePiece(ns, getRandomCounterLib())) break
if (results = await movePiece(ns, getRandomLibAttack(88))) break
if (results = await movePiece(ns, getRandomLibDefend())) break
if (results = await moveSnakeEyes(ns, getSnakeEyes(6))) break
if (results = await movePiece(ns, getAggroAttack(2, 2, 2))) break
if (results = await movePiece(ns, disruptEyes())) break
if (results = await movePiece(ns, getDefPattern())) break
if (results = await movePiece(ns, getAggroAttack(3, 4, 3))) break
if (results = await movePiece(ns, getRandomBolster(2, 1))) break
if (results = await movePiece(ns, getDefAttack(5, 7, 3))) break
if (results = await movePiece(ns, attackGrowDragon(1))) break
if (results = await movePiece(ns, getRandomExpand())) break
if (results = await movePiece(ns, getRandomBolster(2, 1, false))) break
if (results = await movePiece(ns, getRandomLibAttack())) break
if (results = await movePiece(ns, getRandomStrat())) break
ns.print("Turn Passed")
results = await ns.go.passTurn()
break
} //End of style switch
} // end of turn >= 3
checkNewGame(ns, results)
}
}
/** @param {NS} ns */
function getStyle(ns) {
const facing = ns.go.getOpponent()
switch (facing) {
case "Netburners":
STYLE = 0
break
case "The Black Hand":
STYLE = 1
break
case "Slum Snakes":
STYLE = 2
break
case "Daedalus":
STYLE = 3
break
case "Tetrads":
STYLE = 4
break
case "Illuminati":
STYLE = 5
break
default:
STYLE = 6
}
}
/** @param {NS} ns
* @param {{ type:"move"|"pass"|"gameOver"; x:number; y:number;}} gameInfo
*/
function checkNewGame(ns, gameInfo) {
if (gameInfo.type === "gameOver") {
if (runOnce) ns.exit()
try { ns.go.resetBoardState(opponent2[Math.floor(Math.random() * opponent2.length)], 13) }
catch { ns.go.resetBoardState(opponent[Math.floor(Math.random() * opponent.length)], 13) }
turn = 0
ns.clearLog()
getStyle(ns)
}
}
/** @param {NS} ns
* @param {number} x
* @param {number} y
* @param {string[]} pattern
* @returns {boolean}
*/
function isPattern(x, y, pattern) {
//Move the pattern around with x/y loops, check if pattern matches IF a move is placed
//We can assume that x and y are valid moves
const size = testBoard[0].length
const patterns = getAllPatterns(pattern)
const patternSize = pattern.length
for (const patternCheck of patterns) {
//cx and cy - the spots of the pattern we are checking against the test board
//For, say a 3x3 pattern, we do a grid of 0,0 -> 2, 2
for (let cx = ((patternSize - 1) * -1); cx <= 0; cx++) { // We've added a wall around everything, so 0 is a wall
if (cx + x + 1 < 0 || cx + x + 1 > size - 1) continue
for (let cy = ((patternSize - 1) * -1); cy <= 0 - 1; cy++) {
//We now have a cycle that will check each section of the grid against the pattern
//Safety checks: We know 0,0 is safe, we were sent it, but each other section could be bad
if (cy + y + 1 < 0 || cy + y + 1 > size - 1) continue
let count = 0
let abort = false
for (let px = 0; px < patternSize && !abort; px++) {
if (x + cx + px + 1 < 0 || x + cx + px + 1 >= size) { //Don't go off grid
abort = true
break
}
for (let py = 0; py < patternSize && !abort; py++) {
if (y + cy + py + 1 < 0 || y + cy + py + 1 >= size) { //Are we off the map?
abort = true
break
}
if (cx + px === 0 && cy + py === 0 && !["X", "*"].includes(patternCheck[px][py])) {
abort = true
break
}
if (cx + px === 0 && cy + py === 0 && ["X"].includes(contested[x][y]) && patternCheck[px][py] !== "*") {
abort = true
break
}
//We now have a cycles for each spot in the pattern
//0,0 -> 2,2 for a 3x3
switch (patternCheck[px][py]) {
case "X":
if (testBoard[cx + x + 1 + px][cy + y + 1 + py] === "X" || (cx + px === 0 && cy + py === 0 && testBoard[cx + x + 1 + px][cy + y + 1 + py] === ".")) {
count++
}
else if (cx + px === 0 && cy + py === 0) {
count++ // Our placement piece
}
else abort = true
break
case "*": // Special case. We move here next or break the test
if (testBoard[cx + x + 1 + px][cy + y + 1 + py] === "." && cx + px === 0 && cy + py === 0) {
count++
}
else abort = true
break
case "O":
if (testBoard[cx + x + 1 + px][cy + y + 1 + py] === "O")
count++
else abort = true
break
case "x":
if (["X", "."].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
case "o":
if (["O", "."].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
case "?":
count++
break
case ".":
if (testBoard[cx + x + 1 + px][cy + y + 1 + py] === ".")
count++
else abort = true
break
case "W":
if (["W", "#"].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
case "B":
if (["W", "#", "X"].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
case "b":
if (["W", "#", "O"].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
case "A":
if (["W", "#", "X", "O"].includes(testBoard[cx + x + 1 + px][cy + y + 1 + py]))
count++
else abort = true
break
}
if (count === patternSize * patternSize) return true
}
}
}
}
}
return false
}
/** @param {NS} ns
* @param {string[]} pattern
* @returns {string[][]} */
function getAllPatterns(pattern) {
const rotations = [
pattern,
rotate90Degrees(pattern),
rotate90Degrees(rotate90Degrees(pattern)),
rotate90Degrees(rotate90Degrees(rotate90Degrees(pattern))),
]
return [...rotations, ...rotations.map(verticalMirror)]
}
//Special thanks to @gmcew for the next 2 functions!
/** @param {NS} ns
* @param {string[]} pattern
* @returns {string[]} */
function rotate90Degrees(pattern) {
return pattern.map((val, index) => pattern.map(row => row[index]).reverse().join(""))
}
/** @param {NS} ns
* @param {string[]} pattern
* @returns {string[]} */
function verticalMirror(pattern) {
return pattern.toReversed();
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getSnakeEyes(minKilled = 5) {
if (!cheats) return []
const moveOptions = []
const size = board[0].length
let highValue = 1
const checked = new Set
for (let x = 0; x < size - 1; x++)
for (let y = 0; y < size - 1; y++) {
if (contested[x][y] === "X" || board[x][y] !== "O" || validLibMoves[x][y] !== 2 || checked.has(JSON.stringify([x, y]))) continue
//Is it the enemy, with 2 libs (we can kill) and we have not checked this spot and the chain is large enough
const chain = getChainValue(x, y, "O")
if (chain < minKilled) continue
//We have a winner! Check all it's spots and find the 2 killing blows. Add the checked spots to the checked list so we don't recheck
checked.add(JSON.stringify([x, y]))
const enemySearch = new Set
const move1 = []
const move2 = []
enemySearch.add(JSON.stringify([x, y]))
for (const explore of enemySearch) {
const [fx, fy] = JSON.parse(explore)
//Find your eyes
if (board[fx][fy] === ".") {
move1.length ? move2.push([fx, fy]) : move1.push([fx, fy])
checked.add(JSON.stringify([fx, fy]))
continue
}
//Find more of yourself to search...
if (fx < size - 1 && ["O", "."].includes(board[fx + 1][fy])) {
enemySearch.add(JSON.stringify([fx + 1, fy]))
checked.add(JSON.stringify([fx, fy]))
}
if (fx > 0 && ["O", "."].includes(board[fx - 1][fy])) {
enemySearch.add(JSON.stringify([fx - 1, fy]))
checked.add(JSON.stringify([fx, fy]))
}
if (fy > 0 && ["O", "."].includes(board[fx][fy - 1])) {
enemySearch.add(JSON.stringify([fx, fy - 1]))
checked.add(JSON.stringify([fx, fy]))
}
if (fy < size - 1 && ["O", "."].includes(board[fx][fy + 1])) {
enemySearch.add(JSON.stringify([fx, fy + 1]))
checked.add(JSON.stringify([fx, fy]))
}
} // End of searching the enemy
if (chain > highValue) {
highValue = chain
moveOptions.length = 0
const mv1 = move1.pop()
const mv2 = move2.pop()
moveOptions.push([mv1[0], mv1[1], mv2[0], mv2[1]])
}
else if (chain === highValue) {
const mv1 = move1.pop()
const mv2 = move2.pop()
moveOptions.push([mv1[0], mv1[1], mv2[0], mv2[1]])
}
} // Search whole board
// Choose one of the found moves at random
const randomIndex = Math.floor(Math.random() * moveOptions.length)
return moveOptions[randomIndex] ? {
coords: moveOptions[randomIndex],
msg: "SnakeEyes Cheat"
} : []
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getRandomLibAttack(minKilled = 1) {
const moveOptions = []
const size = board[0].length
let highValue = 1
// Look through all the points on the board
const moves = getAllValidMoves(true)
for (const [x, y] of moves) {
if (contested[x][y] === "X" || validLibMoves[x][y] !== -1) continue
let count = 0
let chains = 0
//We are only checking up, down, left and right
if (x > 0 && board[x - 1][y] === "O" && validLibMoves[x - 1][y] === 1) {
count++
chains += getChainValue(x - 1, y, "O")
}
if (x < size - 1 && board[x + 1][y] === "O" && validLibMoves[x + 1][y] === 1) {
count++
chains += getChainValue(x + 1, y, "O")
}
if (y > 0 && board[x][y - 1] === "O" && validLibMoves[x][y - 1] === 1) {
count++
chains += getChainValue(x, y - 1, "O")
}
if (y < size - 1 && board[x][y + 1] === "O" && validLibMoves[x][y + 1] === 1) {
count++
chains += getChainValue(x, y + 1, "O")
}
const enemyLibs = getSurroundLibs(x, y, "O")
if (count === 0 || (chains < minKilled && enemyLibs <= 1)) continue
const result = count * chains
if (result > highValue) {
moveOptions.length = 0
moveOptions.push([x, y])
highValue = result
}
else if (result === highValue) moveOptions.push([x, y]);
}
// Choose one of the found moves at random
const randomIndex = Math.floor(Math.random() * moveOptions.length)
return moveOptions[randomIndex] ? {
coords: moveOptions[randomIndex],
msg: "Lib Attack"
} : []
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getRandomLibDefend(savedMin = 1) {
const moveOptions = []
const size = board[0].length
let highValue = 0
// Look through all the points on the board
const moves = getAllValidMoves()
for (const [x, y] of moves) {
const surround = getSurroundLibs(x, y, "X")
const myEyes = getEyeValue(x, y, "X")
if (surround + myEyes < 2) continue //Abort. Let it go, let it go...
if (validLibMoves[x][y] === -1) {
let count = 0
//We are only checking up, down, left and right
if (x > 0 && validLibMoves[x - 1][y] === 1 && board[x - 1][y] === "X") count += getChainValue(x - 1, y, "X")
if (x < size - 1 && validLibMoves[x + 1][y] === 1 && board[x + 1][y] === "X") count += getChainValue(x + 1, y, "X")
if (y > 0 && validLibMoves[x][y - 1] === 1 && board[x][y - 1] === "X") count += getChainValue(x, y - 1, "X")
if (y < size - 1 && validLibMoves[x][y + 1] === 1 && board[x][y + 1] === "X") count += getChainValue(x, y + 1, "X")
if (count === 0 || count < savedMin) continue
//Just HOW effective will this move be? Counter attack if we can.
count *= surround
if (count > highValue) {
moveOptions.length = 0
moveOptions.push([x, y])
highValue = count
}
else if (count === highValue) moveOptions.push([x, y])
}
}
// Choose one of the found moves at random
const randomIndex = Math.floor(Math.random() * moveOptions.length)
return moveOptions[randomIndex] ? {
coords: moveOptions[randomIndex],
msg: "Lib Defend"
} : []
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getRandomCounterLib() {
//Advanced strategy
//If we have a chain that's going to die, and a hanging lib attached to it
//Find that hanging lib and kill it to save the chain
const size = board[0].length
// Look through all the points on the board
const moves = getAllValidMoves()
const movesAvailable = new Set //Contains the empty squares that we are looking to see if we should take
const friendlyToCheckForOpp = new Set
for (const [x, y] of moves) {
//We are checking up, down, left and right first
if (x > 0 && validLibMoves[x - 1][y] === 1 && board[x - 1][y] === "X") {
movesAvailable.add(JSON.stringify([x, y]))
friendlyToCheckForOpp.add(JSON.stringify([x - 1, y]))
}
if (x < size - 1 && validLibMoves[x + 1][y] === 1 && board[x + 1][y] === "X") {
movesAvailable.add(JSON.stringify([x, y]))
friendlyToCheckForOpp.add(JSON.stringify([x + 1, y]))
}
if (y > 0 && validLibMoves[x][y - 1] === 1 && board[x][y - 1] === "X") {
movesAvailable.add(JSON.stringify([x, y]))
friendlyToCheckForOpp.add(JSON.stringify([x, y - 1]))
}
if (y < size - 1 && validLibMoves[x][y + 1] === 1 && board[x][y + 1] === "X") {
movesAvailable.add(JSON.stringify([x, y]))
friendlyToCheckForOpp.add(JSON.stringify([x, y + 1]))
}
}
//Shortcut. While there's 1, is it THE one?
//We know that 1 side of this is a friendly with 1 lib at risk. Is another side the enemy?
for (const explore of movesAvailable) {
const [fx, fy] = JSON.parse(explore)
if (!validMove[fx][fy]) continue
if (fx < size - 1 && board[fx + 1][fy] === "O" && validLibMoves[fx + 1][fy] === 1) {
return {
coords: [fx, fy],
msg: "Counter Lib Attack - Fist of the east"
}
}
if (fx > 0 && board[fx - 1][fy] === "O" && validLibMoves[fx - 1][fy] === 1) {
return {
coords: [fx, fy],
msg: "Counter Lib Attack - Fist of the west"
}
}
if (fy > 0 && board[fx][fy - 1] === "O" && validLibMoves[fx][fy - 1] === 1) {
return {
coords: [fx, fy],
msg: "Counter Lib Attack - Fist of the south"
}
}
if (fy < size - 1 && board[fx][fy + 1] === "O" && validLibMoves[fx][fy + 1] === 1) {
return {
coords: [fx, fy],
msg: "Counter Lib Attack - Fist of the north"
}
}
}
const enemiesToSearch = new Set
//We have our empty chain. Look through him to find adjoining O's that can be killed and other friendies
for (const explore of friendlyToCheckForOpp) {
const [fx, fy] = JSON.parse(explore)
if (fx < size - 1 && board[fx + 1][fy] === "O" && validLibMoves[fx + 1][fy] === 1) enemiesToSearch.add(JSON.stringify([fx + 1, fy]))
if (fx > 0 && board[fx - 1][fy] === "O" && validLibMoves[fx - 1][fy] === 1) enemiesToSearch.add(JSON.stringify([fx - 1, fy]))
if (fy > 0 && board[fx][fy - 1] === "O" && validLibMoves[fx][fy - 1] === 1) enemiesToSearch.add(JSON.stringify([fx, fy - 1]))
if (fy < size - 1 && board[fx][fy + 1] === "O" && validLibMoves[fx][fy + 1] === 1) enemiesToSearch.add(JSON.stringify([fx, fy + 1]))
if (fx < size - 1 && ["X"].includes(board[fx + 1][fy])) friendlyToCheckForOpp.add(JSON.stringify([fx + 1, fy]))
if (fx > 0 && ["X"].includes(board[fx - 1][fy])) friendlyToCheckForOpp.add(JSON.stringify([fx - 1, fy]))
if (fy > 0 && ["X"].includes(board[fx][fy - 1])) friendlyToCheckForOpp.add(JSON.stringify([fx, fy - 1]))
if (fy < size - 1 && ["X"].includes(board[fx][fy + 1])) friendlyToCheckForOpp.add(JSON.stringify([fx, fy + 1]))
}
for (const explore of enemiesToSearch) {
const [fx, fy] = JSON.parse(explore)
if (fx < size - 1 && board[fx + 1][fy] === "O") enemiesToSearch.add(JSON.stringify([fx + 1, fy]))
if (fx > 0 && board[fx - 1][fy] === "O") enemiesToSearch.add(JSON.stringify([fx - 1, fy]))
if (fy > 0 && board[fx][fy - 1] === "O") enemiesToSearch.add(JSON.stringify([fx, fy - 1]))
if (fy < size - 1 && board[fx][fy + 1] === "O") enemiesToSearch.add(JSON.stringify([fx, fy + 1]))
if (fx < size - 1 && board[fx + 1][fy] === "." && validMove[fx + 1][fy]) {
return {
coords: [fx + 1, fy],
msg: "Counter Lib Attack - The wind blows"
}
}
if (fx > 0 && board[fx - 1][fy] === "." && validMove[fx - 1][fy]) {
return {
coords: [fx - 1, fy],
msg: "Counter Lib Attack - The earth grows"
}
}
if (fy > 0 && board[fx][fy - 1] === "." && validMove[fx][fy - 1]) {
return {
coords: [fx, fy - 1],
msg: "Counter Lib Attack - The fire burns"
}
}
if (fy < size - 1 && board[fx][fy + 1] === "." && validMove[fx][fy + 1]) {
return {
coords: [fx, fy + 1],
msg: "Counter Lib Attack - The water flows"
}
}
}
return []
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getRandomExpand() {
const moveOptions = []
const size = board[0].length;
let highValue = 0
// Look through all the points on the board
const moves = getAllValidMoves(true)
for (const [x, y] of moves) {
const surroundLibs = getSurroundLibs(x, y, "X")
const enemySurroundLibs = getSurroundLibs(x, y, "O")
if (contested[x][y] !== "?" || surroundLibs <= 2 || createsLib(x, y, "X") || enemySurroundLibs <= 1) continue
let count = 0
//We are only checking up, down, left and right. Don't expand if you're surrounded by friendlies
if (x > 0 && board[x - 1][y] === "X") count++
if (x < size - 1 && board[x + 1][y] === "X") count++
if (y > 0 && board[x][y - 1] === "X") count++
if (y < size - 1 && board[x][y + 1] === "X") count++
if (count >= 3 || count <= 0) continue
const surroundSpace = getSurroundSpaceFull(x, y) + 1
const enemySurroundChains = getChainAttack(x, y) + 1
const myEyes = getEyeValueFull(x, y, "X") + 1
const enemies = getSurroundEnemiesFull(x, y) + 1
const freeSpace = getFreeSpace(x, y)
const rank = myEyes * enemySurroundLibs * enemies * enemySurroundChains * freeSpace * surroundSpace
if (rank > highValue) {
moveOptions.length = 0
moveOptions.push([x, y])
highValue = rank
}
else if (rank === highValue) moveOptions.push([x, y]);
}
// Choose one of the found moves at random
const randomIndex = Math.floor(Math.random() * moveOptions.length)
return moveOptions[randomIndex] ? {
coords: moveOptions[randomIndex],
msg: "Expansion"
} : []
}
/** @param {NS} ns
* @returns {{coords: number[]; msg: string;}} */
function getRandomBolster(libRequired, savedNodesMin, onlyContested = true) {
const moveOptions = [];
const size = board[0].length;
let highValue = 1
// Look through all the points on the board
const moves = getAllValidMoves()
for (const [x, y] of moves) {
if ((onlyContested && contested[x][y] !== "?") || createsLib(x, y, "X")) continue
let right = 0
let left = 0
let up = 0
let down = 0
//We are only checking up, down, left and right
//We are checking for linking chains of friendlies, filtering out those already checked
let checkedChains = []
if (x < size - 1 && board[x + 1][y] === "X" && validLibMoves[x + 1][y] === libRequired) {
right = getChainValue(x + 1, y, "X")
checkedChains.push(chains[x + 1][y])
}
if (x > 0 && board[x - 1][y] === "X" && !checkedChains.includes(chains[x - 1][y]) && validLibMoves[x - 1][y] === libRequired) {
left = getChainValue(x - 1, y, "X")
checkedChains.push(chains[x - 1][y])
}
if (y < size - 1 && board[x][y + 1] === "X" && !checkedChains.includes(chains[x][y + 1]) && validLibMoves[x][y + 1] === libRequired) {
up = getChainValue(x, y + 1, "X")
checkedChains.push(chains[x][y + 1])
}
if (y > 0 && board[x][y - 1] === "X" && !checkedChains.includes(chains[x][y - 1]) && validLibMoves[x][y - 1] === libRequired)
down = getChainValue(x, y - 1, "X")
let count = 0
let total = 0
if (right >= savedNodesMin) {
count++
total += right
}
if (left >= savedNodesMin) {
count++
total += left
}
if (up >= savedNodesMin) {
count++
total += up
}
if (down >= savedNodesMin) {
count++
total += down
}
if (count <= 0) continue
const surroundMulti = getSurroundLibSpread(x, y, "X")
const rank = total * count * surroundMulti
if (rank > highValue) {
moveOptions.length = 0
moveOptions.push([x, y])
highValue = rank
}
else if (rank === highValue) moveOptions.push([x, y]);
}
// Choose one of the found moves at random
const randomIndex = Math.floor(Math.random() * moveOptions.length)
return moveOptions[randomIndex] ? {
coords: moveOptions[randomIndex],
msg: "Bolster - Libs: " + libRequired + " Nodes: " + savedNodesMin + " OnlyContested: " + onlyContested
} : []
}
/** @param {NS} ns
* @returns {number} */
function getChainValue(checkx, checky, player) {
const size = board[0].length
const otherPlayer = player === "X" ? "O" : "X"
const explored = new Set()
if (contested[checkx][checky] === "?" || board[checkx][checky] === otherPlayer) return 0
if (checkx < size - 1) explored.add(JSON.stringify([checkx + 1, checky]))
if (checkx > 0) explored.add(JSON.stringify([checkx - 1, checky]))
if (checky > 0) explored.add(JSON.stringify([checkx, checky - 1]))
if (checky < size - 1) explored.add(JSON.stringify([checkx, checky + 1]))
let count = 1
for (const explore of explored) {
const [x, y] = JSON.parse(explore)
if (contested[x][y] === "?" || contested[x][y] === "#" || board[x][y] === otherPlayer) continue
count++
if (x < size - 1) explored.add(JSON.stringify([x + 1, y]))
if (x > 0) explored.add(JSON.stringify([x - 1, y]))
if (y > 0) explored.add(JSON.stringify([x, y - 1]))
if (y < size - 1) explored.add(JSON.stringify([x, y + 1]))
}
return count
}
/** @param {NS} ns
* @returns {number} */
function getEyeValue(checkx, checky, player) {
const size = board[0].length
const otherPlayer = player === "X" ? "O" : "X"
const explored = new Set()
if (checkx < size - 1) explored.add(JSON.stringify([checkx + 1, checky]))
if (checkx > 0) explored.add(JSON.stringify([checkx - 1, checky]))
if (checky > 0) explored.add(JSON.stringify([checkx, checky - 1]))
if (checky < size - 1) explored.add(JSON.stringify([checkx, checky + 1]))
let count = 0
for (const explore of explored) {
const [x, y] = JSON.parse(explore)
if (contested[x][y] === "?" || contested[x][y] === "#" || board[x][y] === otherPlayer) continue
if (contested[x][y] === player) count++
if (x < size - 1) explored.add(JSON.stringify([x + 1, y]))
if (x > 0) explored.add(JSON.stringify([x - 1, y]))
if (y > 0) explored.add(JSON.stringify([x, y - 1]))
if (y < size - 1) explored.add(JSON.stringify([x, y + 1]))
}
return count
}
/** @param {NS} ns
* @returns {number} */
function getFreeSpace(checkx, checky) {
const size = board[0].length
if (contested[checkx][checky] !== "?") return 0
const explored = new Set()
if (checkx < size - 1) explored.add(JSON.stringify([checkx + 1, checky]))
if (checkx > 0) explored.add(JSON.stringify([checkx - 1, checky]))
if (checky > 0) explored.add(JSON.stringify([checkx, checky - 1]))
if (checky < size - 1) explored.add(JSON.stringify([checkx, checky + 1]))
let count = 1
for (const explore of explored) {
const [x, y] = JSON.parse(explore)
if (["#", "X", "O"].includes(contested[x][y])) continue
if (contested[x][y] === "?") count++
if (x < size - 1) explored.add(JSON.stringify([x + 1, y]))
if (x > 0) explored.add(JSON.stringify([x - 1, y]))
if (y > 0) explored.add(JSON.stringify([x, y - 1]))
if (y < size - 1) explored.add(JSON.stringify([x, y + 1]))
}
return count
}
/** @param {NS} ns
* @returns {number} */
function getEyeValueFull(checkx, checky, player) {
const size = board[0].length
const otherPlayer = player === "X" ? "O" : "X"
const explored = new Set()
if (checkx < size - 1) explored.add(JSON.stringify([checkx + 1, checky]))
if (checkx > 0) explored.add(JSON.stringify([checkx - 1, checky]))
if (checky > 0) explored.add(JSON.stringify([checkx, checky - 1]))
if (checky < size - 1) explored.add(JSON.stringify([checkx, checky + 1]))
if (checkx < size - 1 && checky < size - 1) explored.add(JSON.stringify([checkx + 1, checky + 1]))
if (checkx > 0 && checky < size - 1) explored.add(JSON.stringify([checkx - 1, checky + 1]))
if (checkx < size - 1 && checky > 0) explored.add(JSON.stringify([checkx + 1, checky - 1]))
if (checkx > 0 && checky > 0) explored.add(JSON.stringify([checkx - 1, checky - 1]))
let count = 0
for (const explore of explored) {
const [x, y] = JSON.parse(explore)
if (contested[x][y] === "?" || contested[x][y] === "#" || board[x][y] === otherPlayer) continue
if (contested[x][y] === player) count++
if (x < size - 1) explored.add(JSON.stringify([x + 1, y]))
if (x > 0) explored.add(JSON.stringify([x - 1, y]))
if (y > 0) explored.add(JSON.stringify([x, y - 1]))
if (y < size - 1) explored.add(JSON.stringify([x, y + 1]))
}
return count
}
/** @param {NS} ns
* @returns {number} */
function getChainAttack(x, y) {
const size = board[0].length
let count = 0
if (x > 0 && board[x - 1][y] === "O") count += getChainValue(x - 1, y, "O")
if (x < size - 1 && board[x + 1][y] === "O") count += getChainValue(x + 1, y, "O")
if (y > 0 && board[x][y - 1] === "O") count += getChainValue(x, y - 1, "O")
if (y < size - 1 && board[x][y + 1] === "O") count += getChainValue(x, y + 1, "O")
return count
}
/** @param {NS} ns
* @returns {number} */
function getChainAttackFull(x, y) {
const size = board[0].length
let count = 0
if (x < size - 1) count += getChainValue(x + 1, y, "O")
if (x > 0) count += getChainValue(x - 1, y, "O")
if (y > 0) count += getChainValue(x, y - 1, "O")
if (y < size - 1) count += getChainValue(x, y + 1, "O")
if (x < size - 1 && y < size - 1) count += getChainValue(x + 1, y + 1, "O")
if (x > 0 && y < size - 1) count += getChainValue(x - 1, y + 1, "O")
if (x < size - 1 && y > 0) count += getChainValue(x + 1, y - 1, "O")
if (x > 0 && y > 0) count += getChainValue(x - 1, y - 1, "O")
return count
}
/** @param {NS} ns
* @returns {number} */
function getSurroundSpace(x, y) {
const size = board[0].length
let surround = 0
if (x > 0 && board[x - 1][y] === ".") surround++
if (x < size - 1 && board[x + 1][y] === ".") surround++
if (y > 0 && board[x][y - 1] === ".") surround++
if (y < size - 1 && board[x][y + 1] === ".") surround++
return surround
}
/** @param {NS} ns
* @returns {number} */
function getSurroundSpaceFull(startx, starty, player = "X", depth = 1) {
const size = board[0].length
let surround = 0
for (let x = startx - depth; x <= startx + depth; x++)
for (let y = starty - depth; y <= starty + depth; y++)
if (x >= 0 && x <= size - 1 && y >= 0 && y <= size - 1 && [".", player].includes(board[x][y])) surround++
return surround
}
/** @param {NS} ns
* @returns {number} */
function getHeatMap(startx, starty, player = "X", depth = 2) {
const size = board[0].length
let count = 1
for (let x = startx - depth; x <= startx + depth; x++)
for (let y = starty - depth; y <= starty + depth; y++)
if (x >= 0 && x <= size - 1 && y >= 0 && y <= size - 1 && [".", player].includes(board[x][y])) count += board[x][y] === player ? 1.5 : board[x][y] === "." ? 1 : 0
return count
}
/** @param {NS} ns
* @returns {number} */
function getSurroundLibs(x, y, player) {
const size = board[0].length
let surround = 0
if (x > 0 && (board[x - 1][y] === "." || board[x - 1][y] === player)) surround += board[x - 1][y] === "." ? 1 : validLibMoves[x - 1][y] - 1
if (x < size - 1 && (board[x + 1][y] === "." || board[x + 1][y] === player)) surround += board[x + 1][y] === "." ? 1 : validLibMoves[x + 1][y] - 1