tictactoe.io
· 3.4 KiB · Io
Surowy
Playground
Cell := Object clone do (
state := nil
occupy := method(player,
state = player
)
empty := method(state isNil)
asString := method(
if(state isNil, return "_")
state
)
)
Grid := Object clone do (
init := method(
self grid := list(
list(Cell clone, Cell clone, Cell clone),
list(Cell clone, Cell clone, Cell clone),
list(Cell clone, Cell clone, Cell clone)
)
)
init
asString := method(
grid map (row, " " .. row join(" | ")) join("\n---+---+---\n")
)
at := method(row, column, grid at(row) ?at(column))
isInBounds := method(row, column, at(row, column) isNil not)
isEmpty := method(row, column, at(row, column) empty)
occupy := method(row, column, who, at(row, column) occupy(who))
occupant := method(row, column, at(row, column) state)
winnerInRow := method(row,
if (occupant(row, 0) == occupant(row, 1) and occupant(row, 1) == occupant(row, 2)) \
then(return occupant(row, 0))
)
winnerInColumn := method(col,
if (occupant(0, col) == occupant(1, col) and occupant(1, col) == occupant(2, col)) \
then(return occupant(0, col))
)
winnerDiagonal := method(
if (occupant(0, 0) == occupant(1, 1) and occupant(1, 1) == occupant(2, 2)) \
then (return occupant(0, 0))
if (occupant(0, 2) == occupant(1, 1) and occupant(1, 1) == occupant(2, 0)) \
then(return occupant(0, 2))
)
winner := method(
if(winnerInRow(0), return winnerInRow(0))
if(winnerInRow(1), return winnerInRow(1))
if(winnerInRow(2), return winnerInRow(2))
if(winnerInColumn(0), return winnerInColumn(0))
if(winnerInColumn(1), return winnerInColumn(1))
if(winnerInColumn(2), return winnerInColumn(2))
if(winnerDiagonal, return winnerDiagonal)
)
)
Game := Object clone do (
init := method(
self stdin := File standardInput
self turn := "X"
self turnsLeft := 9
self state := "playing"
self grid := Grid clone
)
init
getWinner := method(
if(grid winner, return grid winner)
if(turnsLeft == 0, return "draw")
nil
)
changeTurn := method(
turnsLeft = turnsLeft - 1
if(turn == "X") then(turn = "O") else(turn = "X")
)
takeTurn := method(
loop(
println
"enter turn for " print ; turn print ; " > " print
position := stdin readLine split map(asNumber)
(position size == 2) ifFalse (
"please enter two numbers seperated by spaces!" println
continue
)
row := position at(0)
column := position at(1)
grid isInBounds(row, column) ifFalse (
"space is out of bounds." println
continue
)
grid isEmpty(row, column) ifFalse (
"can't make move there." println
continue
)
grid occupy(row, column, turn)
break
)
changeTurn
)
play := method(
while(turnsLeft > 0 and getWinner isNil, takeTurn)
println
if(getWinner) then(("The winner is " .. getWinner) println) else("It's a draw" println)
)
asString := method("Turn: " .. turn .. "\n" .. grid)
)
| 1 | Cell := Object clone do ( |
| 2 | state := nil |
| 3 | occupy := method(player, |
| 4 | state = player |
| 5 | ) |
| 6 | empty := method(state isNil) |
| 7 | asString := method( |
| 8 | if(state isNil, return "_") |
| 9 | state |
| 10 | ) |
| 11 | ) |
| 12 | |
| 13 | Grid := Object clone do ( |
| 14 | init := method( |
| 15 | self grid := list( |
| 16 | list(Cell clone, Cell clone, Cell clone), |
| 17 | list(Cell clone, Cell clone, Cell clone), |
| 18 | list(Cell clone, Cell clone, Cell clone) |
| 19 | ) |
| 20 | ) |
| 21 | |
| 22 | init |
| 23 | asString := method( |
| 24 | grid map (row, " " .. row join(" | ")) join("\n---+---+---\n") |
| 25 | ) |
| 26 | |
| 27 | at := method(row, column, grid at(row) ?at(column)) |
| 28 | |
| 29 | isInBounds := method(row, column, at(row, column) isNil not) |
| 30 | |
| 31 | isEmpty := method(row, column, at(row, column) empty) |
| 32 | |
| 33 | occupy := method(row, column, who, at(row, column) occupy(who)) |
| 34 | |
| 35 | occupant := method(row, column, at(row, column) state) |
| 36 | |
| 37 | winnerInRow := method(row, |
| 38 | if (occupant(row, 0) == occupant(row, 1) and occupant(row, 1) == occupant(row, 2)) \ |
| 39 | then(return occupant(row, 0)) |
| 40 | ) |
| 41 | |
| 42 | winnerInColumn := method(col, |
| 43 | if (occupant(0, col) == occupant(1, col) and occupant(1, col) == occupant(2, col)) \ |
| 44 | then(return occupant(0, col)) |
| 45 | ) |
| 46 | |
| 47 | winnerDiagonal := method( |
| 48 | if (occupant(0, 0) == occupant(1, 1) and occupant(1, 1) == occupant(2, 2)) \ |
| 49 | then (return occupant(0, 0)) |
| 50 | if (occupant(0, 2) == occupant(1, 1) and occupant(1, 1) == occupant(2, 0)) \ |
| 51 | then(return occupant(0, 2)) |
| 52 | ) |
| 53 | winner := method( |
| 54 | if(winnerInRow(0), return winnerInRow(0)) |
| 55 | if(winnerInRow(1), return winnerInRow(1)) |
| 56 | if(winnerInRow(2), return winnerInRow(2)) |
| 57 | if(winnerInColumn(0), return winnerInColumn(0)) |
| 58 | if(winnerInColumn(1), return winnerInColumn(1)) |
| 59 | if(winnerInColumn(2), return winnerInColumn(2)) |
| 60 | if(winnerDiagonal, return winnerDiagonal) |
| 61 | ) |
| 62 | ) |
| 63 | |
| 64 | Game := Object clone do ( |
| 65 | init := method( |
| 66 | self stdin := File standardInput |
| 67 | self turn := "X" |
| 68 | self turnsLeft := 9 |
| 69 | self state := "playing" |
| 70 | self grid := Grid clone |
| 71 | ) |
| 72 | |
| 73 | init |
| 74 | getWinner := method( |
| 75 | if(grid winner, return grid winner) |
| 76 | if(turnsLeft == 0, return "draw") |
| 77 | nil |
| 78 | ) |
| 79 | |
| 80 | changeTurn := method( |
| 81 | turnsLeft = turnsLeft - 1 |
| 82 | if(turn == "X") then(turn = "O") else(turn = "X") |
| 83 | ) |
| 84 | |
| 85 | takeTurn := method( |
| 86 | loop( |
| 87 | println |
| 88 | "enter turn for " print ; turn print ; " > " print |
| 89 | position := stdin readLine split map(asNumber) |
| 90 | |
| 91 | (position size == 2) ifFalse ( |
| 92 | "please enter two numbers seperated by spaces!" println |
| 93 | continue |
| 94 | ) |
| 95 | |
| 96 | row := position at(0) |
| 97 | column := position at(1) |
| 98 | |
| 99 | grid isInBounds(row, column) ifFalse ( |
| 100 | "space is out of bounds." println |
| 101 | continue |
| 102 | ) |
| 103 | |
| 104 | grid isEmpty(row, column) ifFalse ( |
| 105 | "can't make move there." println |
| 106 | continue |
| 107 | ) |
| 108 | |
| 109 | grid occupy(row, column, turn) |
| 110 | break |
| 111 | ) |
| 112 | changeTurn |
| 113 | ) |
| 114 | |
| 115 | play := method( |
| 116 | while(turnsLeft > 0 and getWinner isNil, takeTurn) |
| 117 | println |
| 118 | if(getWinner) then(("The winner is " .. getWinner) println) else("It's a draw" println) |
| 119 | |
| 120 | ) |
| 121 | |
| 122 | asString := method("Turn: " .. turn .. "\n" .. grid) |
| 123 | ) |