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hangman_text_client
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Text client for the Hangman Game.
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lib/hangman/text/client/player.ex
defmodule Hangman.Text.Client.Player do
@moduledoc """
Plays a game until it is won, lost or stopped.
"""
alias IO.ANSI.Plus, as: ANSI
alias Hangman.Engine
alias Hangman.Text.Client.{Mover, Prompter, State, Summary}
@doc """
Plays a game until it is won, lost or stopped.
"""
# won, lost, good guess, bad guess, already used, initializing...
@spec play(State.t()) :: no_return
def play(%State{tally: %{game_state: :won}} = state),
do: end_game(state, [:light_cyan, "Bravo, you WON!"])
def play(%State{tally: %{game_state: :lost}} = state),
do: end_game(state, [:fuchsia, "Sorry, you lost."])
def play(%State{tally: %{game_state: :good_guess}} = state),
do: continue(state, [:light_green, "Good guess!"])
def play(%State{tally: %{game_state: :bad_guess}} = state),
do: continue(state, [:light_red, "Bad guess..."])
def play(%State{tally: %{game_state: :already_used}} = state),
do: continue(state, [:light_yellow, "Already used..."])
# initializing
def play(%State{} = state), do: continue(state)
@doc """
Displays a `message` and ends the game normally.
"""
@spec end_game(State.t(), ANSI.ansilist()) :: no_return
def end_game(%State{game_name: game_name, tally: tally}, message)
when tally.game_state in [:won, :lost] do
ANSI.puts(message)
word =
Enum.map(tally.letters, fn
[letter] -> [:light_red, " ", letter]
letter -> [:light_cyan, " ", letter]
end)
["\nWord was: ", word] |> ANSI.puts()
Engine.end_game(game_name)
self() |> Process.exit(:normal)
end
def end_game(%State{game_name: game_name} = state, message) do
# Game was stopped or ended: resign to reveal missing letters.
state = put_in(state.tally, Engine.resign(game_name))
end_game(state, message)
end
## Private functions
@spec continue(State.t(), ANSI.ansilist()) :: no_return
defp continue(state, message \\ []) do
if !Enum.empty?(message), do: ANSI.puts(message)
state
|> Summary.display()
|> Prompter.accept_move()
|> Mover.make_move()
|> play()
end
end