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islands_engine lib islands engine server stop.ex
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lib/islands/engine/server/stop.ex

defmodule Islands.Engine.Server.Stop do
alias Islands.Engine.Server.Error
alias Islands.Engine.Server
alias Islands.{Game, Request, State}
@spec handle_call(Request.t(), Server.from(), Game.t()) :: Server.reply()
def handle_call({:stop = action, player_id} = request, _from, game) do
with {:ok, state} <- State.check(game.state, action) do
opponent_id = Game.opponent_id(player_id)
game
|> Game.update_state(state)
|> Game.update_request(request)
|> Game.update_response({:ok, :stopping})
|> Game.notify_player(opponent_id)
|> Server.save()
|> Server.reply(player_id)
else
:error -> Error.reply(action, game, request, player_id)
end
end
end