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islands_engine
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Models the Game of Islands.
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lib/islands/engine/server/error.ex
defmodule Islands.Engine.Server.Error do
alias Islands.Engine.Server
alias Islands.{Game, PlayerID, Request}
@spec reply(Game.t(), Request.t(), atom, PlayerID.t()) :: Server.reply()
def reply(game, request, :set_islands, player_id) do
case game.state.game_state do
:initialized ->
reply(game, request, :player2_not_added, player_id)
state when state in [:player1_turn, :player2_turn] ->
reply(game, request, :both_players_islands_set, player_id)
:game_over ->
reply(game, request, :game_over, player_id)
end
end
def reply(game, request, :stop, player_id) do
case game.state.game_state do
:initialized ->
reply(game, request, :player2_not_added, player_id)
:players_set ->
reply(game, request, :not_both_players_islands_set, player_id)
:game_over ->
reply(game, request, :game_over, player_id)
end
end
def reply(game, request, :guess_coord, player_id) do
case game.state.game_state do
state when state in [:initialized, :players_set] ->
reply(game, request, :not_both_players_islands_set, player_id)
state when state in [:player1_turn, :player2_turn] ->
reply(game, request, :not_player_turn, player_id)
:game_over ->
reply(game, request, :game_over, player_id)
end
end
def reply(game, request, reason, player_id) do
game
|> Game.update_request(request)
|> Game.update_response({:error, reason})
|> Server.save()
|> Server.reply(player_id)
end
end