/**
* Given 2 players and an item, mutate player states based on item effects
*
* @return Array
* @note
* Slow and speed effects are exclusive.
*/
private function applyItemEffects(Player $user, Player $target, Item $item)
{
$success = true;
$notice = null;
$message = '';
$extra_message = '';
$turns_change = null;
$bonus = $this->calculateBonus($user, $target);
if ($item->hasEffect('wound')) {
$item->setTargetDamage(rand(1, $item->getMaxDamage()));
if ($item->hasEffect('slice')) {
$item->setTargetDamage(rand(1, max(9, $user->getStrength() - 4)) + $bonus);
}
if ($item->hasEffect('pierce')) {
$item->setTargetDamage(rand(1, $item->getMaxDamage()) + $bonus);
}
if ($item->hasEffect('fire')) {
$item->setTargetDamage(rand(20, $user->getStrength() + 20) + $bonus);
}
}
if ($item->hasEffect('stealth')) {
$target->addStatus(STEALTH);
$extra_message = "__TARGET__ is now stealthed.";
$notice = ' be shrouded in smoke.';
}
if ($item->hasEffect('vigor')) {
if ($target->hasStatus(STR_UP1)) {
$message = "__TARGET__'s body cannot become more vigorous!";
$success = false;
} else {
$target->addStatus(STR_UP1);
$message = "__TARGET__'s muscles experience a strange tingling.";
}
}
if ($item->hasEffect('strength')) {
if ($target->hasStatus(STR_UP2)) {
$message = "__TARGET__'s body cannot become any stronger!";
$success = false;
} else {
$target->addStatus(STR_UP2);
$message = "__TARGET__ feels a surge of power!";
}
}
if ($item->hasEffect('slow')) {
$item->setTurnChange(-1 * $this->caltropTurnLoss($target, $bonus));
$turns_change = $item->getTurnChange();
if ($target->hasStatus(SLOW)) {
// If the effect is already in play, it will have a decreased effect.
$turns_change = ceil($turns_change * 0.3);
$extra_message = "__TARGET__ is already moving slowly.";
} else {
if ($target->hasStatus(FAST)) {
$target->subtractStatus(FAST);
$extra_message = "__TARGET__ is no longer moving quickly.";
} else {
$target->addStatus(SLOW);
$extra_message = "__TARGET__ begins to move slowly...";
}
}
if ($turns_change == 0) {
$extra_message .= " You fail to take any turns from __TARGET__.";
}
$notice = " lose " . abs($turns_change) . " turns.";
$target->changeTurns(-1 * $turns_change);
} else {
if ($item->hasEffect('speed')) {
$item->setTurnChange($item->getMaxTurnChange());
$turns_change = $item->getTurnChange();
if ($target->hasStatus(FAST)) {
// If the effect is already in play, it will have a decreased effect.
$turns_change = ceil($turns_change * 0.5);
$extra_message = "__TARGET__ is already moving quickly.";
} else {
if ($target->hasStatus(SLOW)) {
$target->subtractStatus(SLOW);
$extra_message = "__TARGET__ is no longer moving slowly.";
} else {
$target->addStatus(FAST);
$extra_message = "__TARGET__ begins to move quickly!";
}
}
$notice = " gain {$turns_change} turns.";
$target->changeTurns($turns_change);
}
}
if ($item->getTargetDamage() > 0) {
// HP Altering
$extra_message .= " __TARGET__ takes " . $item->getTargetDamage() . " damage.";
if ($user->id() === $target->id()) {
$message .= "You take " . $item->getTargetDamage() . " damage!";
} else {
if (strlen($notice) > 0) {
$notice .= " You also";
// Join multiple targetResult messages.
}
$notice .= " take " . $item->getTargetDamage() . " damage!";
}
$target->harm($item->getTargetDamage());
}
// if the item was meant to affect turns, even if the net change was 0
if ($turns_change !== null) {
if ($turns_change > 0) {
$message .= "__TARGET__ has gained back {$turns_change} turns!";
} else {
if ($turns_change === 0) {
$message .= "__TARGET__ did not lose any turns!";
} else {
$message .= "__TARGET__ has lost " . abs($turns_change) . " turns!";
}
if ($target->turns <= 0) {
// Message when a target has no more turns to remove.
$message .= " __TARGET__ no longer has any turns.";
}
}
}
if ($item->hasEffect('death')) {
$target->death();
$message = "The life force drains from __TARGET__ and they drop dead before your eyes!";
$notice = " be drained of your life-force and die!";
}
// Unstealth
if (!$item->isCovert() && !$item->hasEffect('stealth') && $user->hasStatus(STEALTH)) {
//non-covert acts
$user->subtractStatus(STEALTH);
}
$target->save();
$user->save();
if ($notice) {
$notice = " and caused you to {$notice}.";
} else {
$notice = '.';
}
return ['success' => $success, 'message' => $message, 'extra_message' => $extra_message, 'notice' => $notice];
}
