add: new tictactoe game

add: testing to tictactoe

rename: tictactoe

add: tictactoe steps

refactor: tictactoe const names

refactor: tictactoe loop

add: tictactoe bad switch example (fallthrough)

refactor: tictactoe loop skin

remove: tictactoe changable skin

refactor: tictactoe all

remove: tictactoe unnecessary base dir

add: tictactoe slices

add: tictactoe slices

remove: tictactoe fallthrough

rename: tictactoe slices 10 -> 09

update: loops skin tictactoe

add: tictactoe randomization

add: tictactoe infinite loop and labeled break

refactor: tictactoe rand and infinite loop

add: tictactoe buggy winning algo

add: tictactoe more tests

rename: tictactoe wrongPlay to wrongMove

add: tictactoe even more tests

fix: tictactoe

rename: tictactoe waitForInput to wait

add: tictactoe os.args gameSpeed

remove: tictactoe unnecessary files

rename: tictactoe game messages

refactor: tictactoe main loop

add: types and arrays

x-tba/tictactoe/08-multi-loop/board.go

@@ -0,0 +1,37 @@
+package main
+
+import "fmt"
+
+// printBoard prints the board
+func printBoard() {
+	// ~~~~~~~~~~~~~~~
+	//   TIC~TAC~TOE
+	// ~~~~~~~~~~~~~~~
+	//
+	// /---+---+---\
+	// | X | O | X |
+	// +---+---+---+
+	// | O | X | O |
+	// +---+---+---+
+	// | X | O | X |
+	// \---+---+---/
+
+	fmt.Printf("%s\n\n", banner)
+	fmt.Printf("%s\n", sepHeader)
+
+	for i, step := 0, 3; i < maxTurns; i += step {
+		fmt.Print(sepCell)
+
+		for j := 0; j < step; j++ {
+			switchPlayer()
+			fmt.Printf(" %s %s", player, sepCell)
+		}
+		fmt.Println()
+
+		if lastLine := (i + step); lastLine != maxTurns {
+			fmt.Println(sepLine)
+		}
+	}
+
+	fmt.Printf("%s\n", sepFooter)
+}

x-tba/tictactoe/08-multi-loop/board_test.go

@@ -0,0 +1,25 @@
+package main
+
+// Examples are normally used for showing how to use your package.
+// But you can also use them as output testing.
+
+func ExamplePrintBoard() {
+	// let the printBoard function print an output
+
+	printBoard()
+
+	// the output should exactly match the following (after Output:)
+
+	// Output:
+	// ~~~~~~~~~~~~~~~
+	//   TIC~TAC~TOE
+	// ~~~~~~~~~~~~~~~
+	//
+	// /---+---+---\
+	// | X | O | X |
+	// +---+---+---+
+	// | O | X | O |
+	// +---+---+---+
+	// | X | O | X |
+	// \---+---+---/
+}

x-tba/tictactoe/08-multi-loop/main.go

@@ -0,0 +1,62 @@
+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 maxTurns = 9
+
+var (
+	won    bool
+	turn   int
+	player string // current player
+)
+
+func main() {
+	player = player1
+	turn = maxTurns
+
+	// you need to call the other functions but the main
+	printBoard()
+	printStatus()
+	printEnding()
+}
+
+// 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()
+
+	switch {
+	case won:
+		fmt.Printf(">>> WINNER: %s\n", player)
+	case turn == maxTurns:
+		fmt.Println(">>> TIE!")
+	default:
+		switchPlayer()
+		fmt.Println(">> NEXT TURN!", player)
+	}
+}
+
+// switchPlayer switches to the next player
+func switchPlayer() {
+	// switch the player
+	if player == player1 {
+		player = player2
+	} else {
+		player = player1
+	}
+}

x-tba/tictactoe/08-multi-loop/skin.go

@@ -0,0 +1,16 @@
+package main
+
+const (
+	banner = `
+~~~~~~~~~~~~~~~
+  TIC~TAC~TOE
+~~~~~~~~~~~~~~~`
+
+	// skin options :-)
+	player1, player2 = "X", "O"
+
+	sepHeader = `/---+---+---\`
+	sepLine   = `+---+---+---+`
+	sepFooter = `\---+---+---/`
+	sepCell   = "|"
+)