getafeel/objects/obj_fight_scn/Step_0.gml

/// @description step


switch (state)
{
	// Init
    case STATE.INIT:
		// Init things
        state = STATE.WAIT;
    break;
	
	case STATE.WAIT:
		state = STATE.SELECT;
	break;
	
	case STATE.SELECT:
		if (keyboard_check_pressed(vk_left))
		{
			card_change = -1;
		}
		
		if (keyboard_check_pressed(vk_right))
		{
			card_change = 1;
		}
		
		if (card_change != 0)
		{
			// Find, unselect the current card then select the new one
			var _selcard = get_selec_card(card_hand);
			card_hand[_selcard].selected = false;
			
			_selcard = array_loop(card_hand, _selcard, card_change);
			card_hand[_selcard].selected = true;
			
			card_change = 0;
		}
		
		if (keyboard_check_pressed(vk_space))
		{
			var _selcard = get_selec_card(card_hand);
			card_active_stats = card_hand[_selcard].card_stats;
			
			state = STATE.ATTACK;
			card_hand[_selcard].state = CARDSTATE.ACTIVATED;
		}
	break;

    case STATE.ATTACK:
		var _dmg = irandom_range(card_active_stats.dmg_nrml_min,
								card_active_stats.dmg_nrml_max);
	
		mobs_arr[0].life -= _dmg;
		
		state = STATE.WAIT;
    break;

    case STATE.MOBATTACK:
        //
    break;

    default:
        //
    break;
}