123 lines
3.0 KiB
Go
123 lines
3.0 KiB
Go
package game
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import (
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"tictactoe/gamecontrol"
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"tictactoe/opponent"
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/container"
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"fyne.io/fyne/v2/layout"
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"fyne.io/fyne/v2/widget"
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)
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var board = [3][3]string{
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{" ", " ", " "},
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{" ", " ", " "},
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{" ", " ", " "},
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}
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const (
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PLAYER_X = "X"
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PLAYER_O = "O"
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)
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var gridContainer *fyne.Container
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// creates the button grid for the tictactoe game
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func MakeButtonGrid(rows, cols int) *fyne.Container {
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// generates layout and grid container
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gridLayout := layout.NewGridLayout(cols)
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gridContainer = container.New(gridLayout)
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// create the 3x3 Button grid
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for row := 0; row < rows; row++ {
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for col := 0; col < cols; col++ {
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button := CreateButton(row, col)
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gridContainer.Add(button)
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}
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}
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return gridContainer
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}
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// create the button grid and adds key press handler for each grid-button
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func CreateButton(row, col int) *widget.Button {
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button := widget.NewButton(" ", nil)
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button.OnTapped = func() {
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if button.Text == " " {
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button.SetText(PLAYER_X)
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Gameloop(row, col)
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}
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}
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return button
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}
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// reset the game by clearing the buttons and the board array
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func ResetButtonTexts(container *fyne.Container) {
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for _, child := range container.Objects {
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if btn, ok := child.(*widget.Button); ok {
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btn.SetText(" ")
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}
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}
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board = [3][3]string{
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{" ", " ", " "},
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{" ", " ", " "},
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{" ", " ", " "},
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}
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EnableAllButtons(gridContainer)
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TextLabel.SetText("TicTacToe")
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}
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// apply AI opponent text to the button
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func ChangeButtonText(row, col int) {
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gridContainer.Objects[col+row*3].(*widget.Button).SetText("O")
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}
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// gameloop function for the game process:
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// human makes a move, AI counters
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func Gameloop(row, col int) {
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// starting with the human making a move
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board[row][col] = PLAYER_X
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// checking if the game has been won by the human player
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if gamecontrol.PlayerHasWon(board, PLAYER_X) {
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TextLabel.SetText("X Wins")
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}
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// checking if the game is a draw
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if gamecontrol.BoardisFull(board) {
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TextLabel.SetText("Draw")
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}
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// AI opponent makes a move
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bestMove := opponent.Minimax(board, 0, true, PLAYER_O)
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// add the move to the board
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board[bestMove.Row][bestMove.Col] = PLAYER_O
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ChangeButtonText(bestMove.Row, bestMove.Col)
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// check if AI opponent has won the game
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if gamecontrol.PlayerHasWon(board, PLAYER_O) {
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TextLabel.SetText("O Wins")
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DisableAllButtons(gridContainer)
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}
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// checking if the game is a draw
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if gamecontrol.BoardisFull(board) {
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TextLabel.SetText("Draw")
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}
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}
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// function to disable all buttons inside the grid
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func DisableAllButtons(container *fyne.Container) {
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for _, child := range container.Objects {
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if btn, ok := child.(*widget.Button); ok {
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btn.Disable()
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}
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}
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}
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// function to enable all buttons inside the grid
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func EnableAllButtons(container *fyne.Container) {
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for _, child := range container.Objects {
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if btn, ok := child.(*widget.Button); ok {
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btn.Enable()
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}
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}
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}
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