96 lines
1.9 KiB
Go
96 lines
1.9 KiB
Go
// Copyright © 2018 Inanc Gumus
|
|
// Learn Go Programming Course
|
|
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
|
|
//
|
|
// For more tutorials : https://learngoprogramming.com
|
|
// In-person training : https://www.linkedin.com/in/inancgumus/
|
|
// Follow me on twitter: https://twitter.com/inancgumus
|
|
|
|
package main
|
|
|
|
import "fmt"
|
|
|
|
/*
|
|
~ TICTACTOE GAME IN GO ~
|
|
+ This example uses the very basics of the Go language.
|
|
+ The goal is learning all the basics.
|
|
*/
|
|
|
|
const (
|
|
banner = `
|
|
TIC~TAC~TOE
|
|
|
|
/---+---+---\
|
|
| | | |
|
|
+---+---+---+
|
|
| | | |
|
|
+---+---+---+
|
|
| | | |
|
|
\---+---+---/`
|
|
|
|
maxTurns = 9
|
|
)
|
|
|
|
var (
|
|
won bool
|
|
turn int
|
|
)
|
|
|
|
func main() {
|
|
// you need to call the other functions but the main
|
|
printBoard()
|
|
printStatus()
|
|
printEnding()
|
|
}
|
|
|
|
// printBoard cannot use the banner
|
|
func printBoard() {
|
|
// it can only use the package-level names (identifiers)
|
|
fmt.Println(banner)
|
|
}
|
|
|
|
// printStatus prints the current status of the game
|
|
// it cannot access to the names (vars, consts, etc) inside any other func
|
|
func printStatus() {
|
|
fmt.Println()
|
|
|
|
progress := (1 - (float64(turn) / maxTurns)) * 100
|
|
fmt.Printf("Current Turn : %d\n", turn)
|
|
fmt.Printf("Is there a winner : %t\n", won)
|
|
fmt.Printf("Turns left : %.1f%%\n", progress)
|
|
}
|
|
|
|
func printEnding() {
|
|
fmt.Println()
|
|
|
|
// creates a new variable that belongs to printEnding()
|
|
// current player
|
|
player := "X"
|
|
|
|
// accesses to the package-level vars: won, turn
|
|
// won = true
|
|
// turn = maxTurns
|
|
|
|
// if won {
|
|
// fmt.Printf(">>> WINNER: %s\n", player)
|
|
// } else if turn == maxTurns { // != >= <= < >
|
|
// fmt.Println(">>> TIE!")
|
|
// } else {
|
|
// fmt.Println(">> NEXT TURN!")
|
|
// }
|
|
|
|
switch {
|
|
case won:
|
|
// player := "X"
|
|
fmt.Printf(">>> WINNER: %s\n", player)
|
|
case turn == maxTurns:
|
|
fmt.Println(">>> TIE!")
|
|
default:
|
|
fmt.Println(">> NEXT TURN!", player)
|
|
|
|
}
|
|
|
|
// invalid if the player is within the scope of the switch:
|
|
// fmt.Println(">> Current Player: ", player)
|
|
}
|