/**
* Upgrades a skill owned by the player. The player must own the skill, have enough skill points,
* meet the level and skill requirements, and not have maxed out the skill already in order to
* upgrade the skill. This will consume the skill point cost while upgrading the skill.
*
* @param skill skill to upgrade
* @return true if successfully was upgraded, false otherwise
*/
public boolean upgradeSkill(Skill skill) {
// Cannot be null
if (skill == null) {
return false;
}
// Must be a valid available skill
PlayerSkill data = skills.get(skill.getName().toLowerCase());
if (data == null) {
return false;
}
// Must meet any skill requirements
if (skill.getSkillReq() != null) {
PlayerSkill req = skills.get(skill.getSkillReq().toLowerCase());
if (req != null && req.getLevel() < skill.getSkillReqLevel()) {
return false;
}
}
int level = data.getPlayerClass().getLevel();
int points = data.getPlayerClass().getPoints();
int cost = data.getCost();
if (!data.isMaxed() && level >= data.getLevelReq() && points >= cost) {
// Upgrade event
PlayerSkillUpgradeEvent event = new PlayerSkillUpgradeEvent(this, data, cost);
Bukkit.getPluginManager().callEvent(event);
if (event.isCancelled()) {
return false;
}
// Apply upgrade
data.getPlayerClass().usePoints(cost);
data.addLevels(1);
// Passive calls
Player player = getPlayer();
if (player != null && skill instanceof PassiveSkill) {
if (data.getLevel() == 1) {
((PassiveSkill) skill).initialize(player, data.getLevel());
} else {
((PassiveSkill) skill).update(player, data.getLevel() - 1, data.getLevel());
}
}
// Unlock event
if (data.getLevel() == 1) {
Bukkit.getPluginManager().callEvent(new PlayerSkillUnlockEvent(this, data));
this.autoLevel();
}
return true;
} else {
return false;
}
}
/**
* Downgrades a skill owned by the player. The player must own the skill and it must not currently
* be level 0 for the player to downgrade the skill. This will refund the skill point cost when
* downgrading the skill.
*
* @param skill skill to downgrade
* @return true if successfully downgraded, false otherwise
*/
public boolean downgradeSkill(Skill skill) {
// Cannot be null
if (skill == null) {
return false;
}
// Must be a valid available skill
PlayerSkill data = skills.get(skill.getName().toLowerCase());
if (data == null) {
return false;
}
// Must not be a free skill
if (data.getCost() == 0) {
return false;
}
// Must not be required by another skill
for (PlayerSkill s : skills.values()) {
if (s.getData().getSkillReq() != null
&& s.getData().getSkillReq().equalsIgnoreCase(skill.getName())
&& data.getLevel() <= s.getData().getSkillReqLevel()) {
return false;
}
}
int cost = skill.getCost(data.getLevel() - 1);
if (data.getLevel() > 0) {
// Upgrade event
PlayerSkillDowngradeEvent event = new PlayerSkillDowngradeEvent(this, data, cost);
Bukkit.getPluginManager().callEvent(event);
if (event.isCancelled()) {
return false;
}
// Apply upgrade
data.getPlayerClass().givePoints(cost, PointSource.REFUND);
data.addLevels(-1);
// Passive calls
Player player = getPlayer();
if (player != null && skill instanceof PassiveSkill) {
if (data.getLevel() == 0) {
((PassiveSkill) skill).stopEffects(player, 1);
} else {
((PassiveSkill) skill).update(player, data.getLevel() + 1, data.getLevel());
}
}
// Clear bindings
if (data.getLevel() == 0) {
clearBinds(skill);
}
return true;
} else {
return false;
}
}
private void autoLevel(Skill skill) {
PlayerSkill data = skills.get(skill.getKey());
if (data == null) return;
if (!SkillAPI.isLoaded()) return;
int lastLevel = data.getLevel();
while (data.getData().canAutoLevel()
&& !data.isMaxed()
&& data.getLevelReq() <= data.getPlayerClass().getLevel()) {
upgradeSkill(skill);
if (lastLevel == data.getLevel()) {
break;
}
lastLevel++;
}
}