private function showMoves(array &$data)
{
// add unit description
$units = ModelLandUnit::iterator();
$unitsViewData = array();
while ($units->hasNext()) {
/* @var $unit ModelLandUnit */
$unit = $units->next();
$unitsViewData[] = array('id' => $unit->getId(), 'abbreviation' => $unit->getAbbreviation(), 'name' => $unit->getName());
}
$data['units'] = $unitsViewData;
// show moves
$game = ModelGame::getCurrentGame();
$id_game = $game->getId();
$round = $game->getRound();
$phase = $game->getIdPhase();
if ($phase > PHASE_LANDMOVE) {
++$round;
}
$moves = ModelLandMove::iterator(ModelUser::getCurrentUser()->getId(), $id_game, $round);
$movesViewData = array();
while ($moves->hasNext()) {
/* @var $move ModelLandMove */
$move = $moves->next();
$moveViewData = array();
$moveViewData['id'] = $move->getIdMove();
$steps = $move->getSteps();
$zArea = ModelGameArea::getGameArea((int) $id_game, (int) array_shift($steps));
$area = ModelArea::getArea((int) $zArea->getIdArea());
$moveViewData['startArea'] = array('number' => $area->getNumber(), 'name' => $area->getName());
$zArea = ModelGameArea::getGameArea((int) $id_game, (int) array_pop($steps));
$area = ModelArea::getArea($zArea->getIdArea());
$moveViewData['destinationArea'] = array('number' => $area->getNumber(), 'name' => $area->getName());
$units = $move->getUnits();
$unit_iter = ModelLandUnit::iterator();
$unitsViewData = array();
while ($unit_iter->hasNext()) {
/* @var $unit ModelLandUnit */
$unit = $unit_iter->next();
$id_unit = (int) $unit->getId();
$unitsViewData[] = array('id' => $id_unit, 'count' => isset($units[$id_unit]) ? $units[$id_unit] : 0);
}
$moveViewData['units'] = $unitsViewData;
$movesViewData[] = $moveViewData;
}
$data['moves'] = $movesViewData;
}
/**
* checks if this move is valid, throws exception if not valid
*
* @param int $id_move
* @param int $round
* @param $steps array(int step_nr => int id_zarea) -> step_nr counting from 1 to x
* @param $units array(int id_unit => count)
* @throws NullPointerException
* @throws ControllerException
* @return boolean
*/
private function validateLandMove($id_move, $round, $steps, $units)
{
$attacks = array();
/*
* check if user owns the start country
*/
$id_start_area = $steps[1];
$zArea = ModelGameArea::getGameArea($this->id_game, $id_start_area);
if ($zArea->getIdUser() !== $this->id_user) {
throw new ControllerException('Start country isn\'t owned by this user.');
}
/*
* check if start area is land area
*/
if ($zArea->getIdType() !== TYPE_LAND) {
throw new ControllerException('Start area not a country.');
}
/*
* check if enough units are left in the country -> iterate over all moves (except this), substract outgoing
* check if there are any incoming units
* count number of attacks
*/
$ingameLandUnits = ModelInGameLandUnit::getUnitsByIdZAreaUser($this->id_game, $id_start_area, $this->id_user);
//array(int id_unit => ModelInGameLandUnit)
$area_units = array();
$units_incoming = 0;
$landUnitsIterator = ModelLandUnit::iterator();
while ($landUnitsIterator->hasNext()) {
/* @var $landUnit ModelLandMove */
$landUnit = $landUnitsIterator->next();
$id_unit = (int) $landUnit->getId();
if (isset($ingameLandUnits[$id_unit])) {
/* @var $ingameLandUnit ModelInGameLandUnit */
$ingameLandUnit = $ingameLandUnits[$id_unit];
$area_units[$id_unit] = $ingameLandUnit->getCount();
} else {
$area_units[$id_unit] = 0;
}
}
$landMovesIterator = ModelLandMove::iterator($this->id_user, $this->id_game, $round);
while ($landMovesIterator->hasNext()) {
/* @var $landMove ModelLandMove */
$landMove = $landMovesIterator->next();
if ($landMove->getId() === $id_move) {
continue;
// only subtract units from other moves
}
$move_steps = $landMove->getSteps();
$zTargetArea = ModelGameArea::getGameArea($this->id_game, end($move_steps));
$zStartArea = ModelGameArea::getGameArea($this->id_game, reset($move_steps));
// check if this is an attack
if ($zTargetArea->getIdUser() !== $this->id_user && !in_array($zTargetArea->getId(), $attacks)) {
$attacks[] = $zTargetArea->getId();
}
if ($zStartArea->getId() === $id_start_area) {
$move_units = $landMove->getUnits();
foreach ($move_units as $id_unit => $count) {
$area_units[$id_unit] -= $count;
}
} else {
if ($zTargetArea->getId() === $id_start_area) {
$move_units = $landMove->getUnits();
foreach ($move_units as $id_unit => $count) {
$units_incoming += $count;
}
}
}
}
$total_units_left = $units_incoming;
foreach ($area_units as $id_unit => $count) {
if (isset($units[$id_unit]) && $units[$id_unit] > $count) {
throw new ControllerException('Invalid move, not enough units in area.');
}
$count_leaving = isset($units[$id_unit]) ? $units[$id_unit] : 0;
$total_units_left += $count - $count_leaving;
}
if ($total_units_left <= 0) {
throw new ControllerException('Can\'t leave country empty.');
}
/*
* check if target area is reachable -> 2 cases: type land or type aircraft movement
*/
$id_target_area = (int) end($steps);
$type = TYPE_AIR;
$speed = 99999;
foreach ($units as $id_unit => $count) {
if ($count <= 0) {
continue;
}
/* @var $landUnit ModelLandUnit */
$landUnit = ModelLandUnit::getModelById((int) $id_unit);
if ($landUnit->getIdType() < $type) {
$type = $landUnit->getIdType();
}
if ($landUnit->getSpeed() < $speed) {
$speed = $landUnit->getSpeed();
}
}
if (!$this->checkPossibleRoute($id_start_area, $id_target_area, $type, $speed)) {
throw new ControllerException('Unable to find route between the 2 countries.');
}
/*
* check if target area is enemy area, only MAX_LAND_ATTACKS attacks per round
*/
$zTargetArea = ModelGameArea::getGameArea($this->id_game, $id_target_area);
if ($zTargetArea->getIdUser() !== $this->id_user) {
// move is an attack
if (!in_array($zTargetArea->getId(), $attacks)) {
$attacks[] = $zTargetArea->getId();
}
if (count($attacks) > MAX_LAND_ATTACKS) {
throw new ControllerException('Unable to start any more attacks! Only ' . MAX_LAND_ATTACKS . ' per round allowed.');
}
}
/*
* check if target area is land area
*/
if ($zTargetArea->getIdType() != TYPE_LAND) {
throw new ControllerException('Destination not a country.');
}
return true;
}
private function executeAttack($id_target_area, array $moves)
{
// 0. init empty arrays for attacker/defender units
$units_attacker = array();
$units_defender = array();
// 1. get units for defender
$target_area = ModelGameArea::getGameArea($this->id_game, $id_target_area);
$id_defender = $target_area->getIdUser();
$iter = ModelLandUnit::iterator();
while ($iter->hasNext()) {
/* @var ModelLandUnit $unit */
$unit = $iter->next();
$units_attacker[$unit->getId()] = 0;
$landUnit_defender = ModelInGameLandUnit::getModelByIdZAreaUserUnit($this->id_game, $id_target_area, $id_defender, $unit->getId());
$units_defender[$unit->getId()] = $landUnit_defender->getCount();
}
// 2. add up all units for attacker (multiple moves possible, check already finished moves from NML-fights)
// 2.a subtract units from originating country
$id_attacker = 0;
foreach ($moves as $id_move) {
$move = ModelLandMove::getLandMove($this->id_game, $id_move);
$id_user = $move->getIdUser();
$id_attacker = $id_user;
$steps = $move->getSteps();
$from = reset($steps);
$units = $move->getUnits();
foreach ($units as $id_unit => $count) {
$landUnit_from = ModelInGameLandUnit::getModelByIdZAreaUserUnit($this->id_game, $from, $id_user, $id_unit);
$landUnit_from->addCount($count * -1);
$units_attacker[$id_unit] += $count;
}
}
// 3. calculate winner and remaining units
$attacker_wins = $this->calculateFight($units_attacker, $units_defender);
// 3.a update defender units
$iter = ModelLandUnit::iterator();
while ($iter->hasNext()) {
/* @var ModelLandUnit $unit */
$unit = $iter->next();
$landUnit_defender = ModelInGameLandUnit::getModelByIdZAreaUserUnit($this->id_game, $id_target_area, $id_defender, $unit->getId());
$landUnit_defender->setCount($units_defender[$unit->getId()]);
}
// 4. update target country units (and user if attacker won)
if ($attacker_wins) {
// 4.a update attacker units
$iter = ModelLandUnit::iterator();
while ($iter->hasNext()) {
/* @var ModelLandUnit $unit */
$unit = $iter->next();
$landUnit_attacker = ModelInGameLandUnit::getModelByIdZAreaUserUnit($this->id_game, $id_target_area, $id_attacker, $unit->getId());
$landUnit_attacker->setCount($units_attacker[$unit->getId()]);
}
// 4.b update country owner
$area = ModelGameArea::getGameArea($this->id_game, $id_target_area);
$area->setIdUser($id_attacker);
// 4.c check ships
// TODO : implement ship takeover or ship destruction
}
// 4. flag all moves as finished
foreach ($moves as $id_move) {
$this->finished_moves[] = $id_move;
}
}
