package com.bergerkiller.bukkit.tc.signactions;
import org.bukkit.block.BlockFace;
import com.bergerkiller.bukkit.tc.Permission;
import com.bergerkiller.bukkit.tc.Direction;
import com.bergerkiller.bukkit.tc.Station;
import com.bergerkiller.bukkit.tc.controller.MinecartGroup;
import com.bergerkiller.bukkit.tc.controller.MinecartMember;
import com.bergerkiller.bukkit.tc.events.SignActionEvent;
import com.bergerkiller.bukkit.tc.events.SignChangeActionEvent;
public class SignActionStation extends SignAction {
@Override
public boolean match(SignActionEvent info) {
return info.isType("station") && info.getMode() != SignActionMode.NONE;
}
@Override
public void execute(SignActionEvent info) {
if (!info.isAction(SignActionType.REDSTONE_CHANGE, SignActionType.GROUP_ENTER, SignActionType.GROUP_LEAVE)) {
return;
}
if (info.isAction(SignActionType.GROUP_LEAVE)) {
if (info.getGroup().getActions().isWaitAction()) {
info.getGroup().getActions().clear();
}
info.setLevers(false);
return;
}
if (!info.hasRails() || !info.hasGroup() || info.getGroup().isEmpty()) {
return;
}
//Check if not already targeting
MinecartGroup group = info.getGroup();
Station station = new Station(info);
if (!station.isValid()) {
return;
}
//What do we do?
if (station.getInstruction() == null) {
// Clear actions, but only if requested to do so because of a redstone change
if (info.isAction(SignActionType.REDSTONE_CHANGE)) {
info.getGroup().getActions().clear();
}
} else if (station.getInstruction() == BlockFace.SELF) {
MinecartMember<?> centerMember = station.getCenterCart();
// Do not allow redstone changes to center a launching train
if (info.isAction(SignActionType.REDSTONE_CHANGE) && (centerMember.isMovementControlled() || info.getGroup().isMoving())) {
return;
}
//Brake
//TODO: ADD CHECK?!
group.getActions().clear();
BlockFace trainDirection = station.getNextDirection().getDirection(info.getFacing(), info.getMember().getDirection());
if (station.getNextDirection() != Direction.NONE) {
// Actual launching here
if (station.hasDelay()) {
station.centerTrain();
station.waitTrain(station.getDelay());
} else if (!info.getMember().isDirectionTo(trainDirection)) {
// Order the train to center prior to launching again
station.centerTrain();
}
station.launchTo(trainDirection, station.getLength());
} else {
station.centerTrain();
station.waitTrain(Long.MAX_VALUE);
}
} else {
//Launch
group.getActions().clear();
MinecartMember<?> head = group.head();
if (station.hasDelay() || (head.isMoving() && !info.getMember().isDirectionTo(station.getInstruction()))) {
//Reversing or has delay, need to center it in the middle first
station.centerTrain();
}
if (station.hasDelay()) {
station.waitTrain(station.getDelay());
}
station.launchTo(station.getInstruction(), station.getLength());
}
}
@Override
public boolean build(SignChangeActionEvent event) {
if (event.getMode() != SignActionMode.NONE) {
return handleBuild(event, Permission.BUILD_STATION, "station", "stop, wait and launch trains");
}
return false;
}
@Override
public boolean overrideFacing() {
return true;
}
}