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// -------------------- CELL CLASS --------------------class Cell { constructor(row, col, type) { this.row = row; this.col = col; this.type = type; // EMPTY, number 1-8, or BOMB // handles "visiting" cells logic this.flagged = false this.visited = false // handles cell display logic this.bgcolor = color(255) this.txtcolor = color(0) this.size = width / SIZE } toString() { return str(this.type); } showCell() { // "creates" visual square for displaying cell let x = this.col * this.size + this.size / 2 let y = this.row * this.size + this.size / 2 let txtBuffer = this.size / 7 rectMode(CENTER) fill(this.bgcolor) rect(x, y, this.size, this.size) textAlign(CENTER) fill(this.txtcolor) textSize(1.5 * this.size / txtBuffer) if (this.flagged) { text(FLAG, x, y + txtBuffer) } else { text(this.type, x, y + txtBuffer) } }}// --------------- DIFFICULTY SETTINGS ----------------let EASY = 0.05let MEDIUM = 0.15let HARD = 0.23// MINESWEEPER BOARD: SIZExSIZElet SIZE;let MGRID;let difficulty;// TYPESlet EMPTY = ' ';let BOMB = 'B';// CONSTSlet FLAG = 'F';// GAME LOGIC VARIABLESlet gameEnded = falselet playerWon = falsefunction setup() { createCanvas(400, 400); // GAME SETTINGS SIZE = 15 difficulty = MEDIUM // Create grid with bombs, then fill in with nums MGRID = createInitialGrid(SIZE); fillGrid() // Draw background ONCE background(90); drawGridLines(); // For debugging printGrid(MGRID);}function draw() { // If player won if(checkWon()) { playerWon = true resetScreen(true) }}// ------------------ CREATE GRID FUNCTIONS --------------------function createInitialGrid(size) { // First iteration: randomly place bombs let res = [] for (i = 0; i < size; i++) { res[i] = [] for (j = 0; j < size; j++) { if (random() < difficulty) { res[i][j] = new Cell(i, j, BOMB) } else { res[i][j] = new Cell(i, j, EMPTY) } } } return res}function fillGrid() { // Second iteration: for each cell, count bombs around if its not a bomb for (h = 0; h < SIZE; h++) { for (k = 0; k < SIZE; k++) { // only fill in if its not a bomb! if (MGRID[h][k].type != BOMB) { bombcount = bombs_around(MGRID[h][k]) MGRID[h][k] = new Cell(h, k, bombcount) } } }}// returns number of bombs around a cellfunction bombs_around(cell) { row = cell.row col = cell.col count = 0 // UP, DOWN, LEFT, RIGHT if (row - 1 >= 0) { if (MGRID[row - 1][col].type == BOMB) { count++; } // TOP LEFT DIAGONAL if (col - 1 >= 0) { if (MGRID[row - 1][col - 1].type == BOMB) { count++ } } // TOP RIGHT DIAGONAL if (col + 1 < SIZE) { if (MGRID[row - 1][col + 1].type == BOMB) { count++ } } } if (row + 1 < SIZE) { if (MGRID[row + 1][col].type === BOMB) { count++ } // BOTTOM LEFT DIAGONAL if (col - 1 >= 0) { if (MGRID[row + 1][col - 1].type == BOMB) { count++ } } // BOTTOM RIGHT DIAGONAL if (col + 1 < SIZE) { if (MGRID[row + 1][col + 1].type == BOMB) { count++ } } } if (col - 1 >= 0) { if (MGRID[row][col - 1].type == BOMB) { count++ } } if (col + 1 < SIZE) { if (MGRID[row][col + 1].type == BOMB) { count++ } } if (count == 0) { return EMPTY } else { return count }}// -------------------- DRAW GRID FUNCTIONS --------------------function printGrid(grid) { res = '' for (i = 0; i < grid.length; i++) { for (j = 0; j < grid[0].length; j++) { res += str(grid[i][j]) + ' ' } res += '\n' } print(res)}function drawGridLines() { let weight = 10 / SIZE strokeWeight(weight) // draw horizontal lines for (i = 1; i < MGRID.length; i++) { let y = i * height / MGRID.length line(0, y, width, y) } // draw vertical lines for (i = 1; i < MGRID[0].length; i++) { let x = i * width / MGRID[0].length line(x, 0, x, height) }}// -------------------- UPDATE GRID FUNCTIONS ------------------function visitCell(cell) { if (!cell.visited && !cell.flagged) { cell.visited = true cell.showCell() // if it was a bomb, end game if (cell.type == BOMB) { resetScreen(false) // if it was EMPTY, recursively vists ORTHOGONAL cells } else if (cell.type == EMPTY) { row = cell.row col = cell.col // TOP if (row - 1 >= 0) { curr = MGRID[row - 1][col] if (curr.type != BOMB) { visitCell(curr) } } // BOTTOM if (row + 1 < SIZE) { curr = MGRID[row + 1][col] if (curr.type != BOMB) { visitCell(curr) } } // LEFT if (col - 1 >= 0) { curr = MGRID[row][col - 1] if (curr.type != BOMB) { visitCell(curr) } } // RIGHT if (col + 1 < SIZE) { curr = MGRID[row][col + 1] if (curr.type != BOMB) { visitCell(curr) } } } }}// ---------------------- GAME SCREEN LOGIC --------------------function checkWon() { // Return TRUE iff player has revealed all non-bomb location for (i = 0; i < SIZE; i++) { for (j = 0; j < SIZE; j++) { // return false only if not bomb but hasnt been visited cell = MGRID[i][j] if(cell.type != BOMB && !cell.visited) { return false } } } return true}function resetScreen(playerWon) { gameEnded = true screen_text = "GAME OVER\n" if(playerWon) { screen_text += "You Win!\n" } else{ screen_text += "You Lose!\n" } screen_text += "Press r to reset game" // show square background rectWidth = (4/5)*width rectHeight = rectWidth/2 fill(0) rectMode(CENTER) rect(width/2, height/1.8, rectWidth, rectHeight) //show reset text textAlign(CENTER) textSize(20) fill(255) text(screen_text, width / 2, height / 2)}function resetGame() { setup()}// --------------------- USER FUNCTIONALITY --------------------function keyPressed() { if(gameEnded) { if(keyCode == 82 && gameEnded) { resetGame() } }}function mouseClicked() { let row = int(map(mouseY, 0, height, 0, MGRID.length)) let col = int(map(mouseX, 0, width, 0, MGRID[0].length)) let cell = MGRID[row][col] visitCell(cell)}