@Override
public Relationships getRelationships(Context ctx, PeopleId viewer, PeopleId... targets) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notNull("viewer", viewer);
ParamChecker.notNull("targets", targets);
Relationships rels = new Relationships();
if (targets.length > 0) {
for (PeopleId target : targets) rels.add(Relationship.disrelated(viewer, target));
if (viewer.isUser()) {
FriendEntries fes = getFriendEntries(ctx, viewer.getIdAsLong());
if (fes != null) {
for (PeopleId target : targets)
rels.getRelation(viewer, target)
.setTargetInViewerCircles(fes.getInCirclesByFriend(target));
}
}
for (PeopleId target : targets) {
if (!target.isUser()) break;
FriendEntries fes = getFriendEntries(ctx, target.getIdAsLong());
if (fes != null)
rels.getRelation(viewer, target)
.setViewerInTargetCircles(fes.getInCirclesByFriend(viewer));
}
}
return rels;
}
private void putFriendEntries(long userId, FriendEntries fes) {
fes.trimFriends();
fes = fes.copy();
if (CollectionUtils.isNotEmpty(fes.circles)) {
for (int i = fes.circles.size() - 1; i >= 0; i--) {
Circle c = fes.circles.get(i);
if (ArrayUtils.contains(Circle.BUILTIN_ACTUAL_CIRCLES, c.getCircleId()))
fes.circles.remove(i);
}
}
friends.put(userId, fes.copy());
}
@Override
public boolean destroyCustomCircle(Context ctx, int circleId) {
ParamChecker.notNull("ctx", ctx);
long viewerId = ctx.getViewer();
AccountHelper.checkUser(account, ctx, viewerId);
FriendEntries fes = getFriendEntries(ctx, viewerId);
if (fes != null) {
boolean b = fes.destroyCircle(circleId);
putFriendEntries(viewerId, fes);
return b;
} else {
return false;
}
}
@Override
public void setFriendIntoCircles(Context ctx, int reason, PeopleId friendId, int... circleIds) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notNull("friendId", friendId);
ParamChecker.notNull("circleIds", circleIds);
long viewerId = ctx.getViewer();
AccountHelper.checkUser(account, ctx, viewerId);
FriendEntries fes = getFriendEntries(ctx, viewerId);
if (fes == null || !fes.hasAllCircles(circleIds)) throw new ServerException(E.INVALID_CIRCLE);
FriendEntry fe = fes.ensureFriend(friendId);
fe.setCircles(reason, DateHelper.nowMillis(), circleIds);
putFriendEntries(viewerId, fes);
}
@Override
public void removeFriendsInCircle(Context ctx, PeopleIds friendIds, int circleId) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notNull("friendIds", friendIds);
ParamChecker.notNull("circleId", circleId);
long viewerId = ctx.getViewer();
AccountHelper.checkUser(account, ctx, viewerId);
FriendEntries fes = getFriendEntries(ctx, viewerId);
for (PeopleId friendId : friendIds) {
FriendEntry fe = fes.ensureFriend(friendId);
fe.removeCircle(circleId);
}
putFriendEntries(viewerId, fes);
}
@Override
public long[] getFollowers(Context ctx, PeopleId friendId, Page page) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notNull("friendId", friendId);
ArrayList<Long> l = new ArrayList<Long>();
for (Map.Entry<Long, FriendEntries> e : friends.entrySet()) {
long userId = e.getKey();
FriendEntries fes = e.getValue();
if (fes.isFollowerOf(friendId)) l.add(userId);
}
if (page != null) page.retains(l);
return CollectionsHelper.toLongArray(l);
}
@Override
public boolean updateCustomCircleName(Context ctx, int circleId, String circleName) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notEmpty("circleName", circleName);
long viewerId = ctx.getViewer();
AccountHelper.checkUser(account, ctx, viewerId);
if (!Circle.isCustomCircleId(circleId)) return false;
FriendEntries fes = getFriendEntries(ctx, viewerId);
if (fes != null) {
fes.updateCircleName(circleId, circleName);
putFriendEntries(viewerId, fes);
return true;
} else {
return false;
}
}
@Override
public void addFriendsIntoCircle(Context ctx, int reason, PeopleIds friendIds, int circleId) {
ParamChecker.notNull("ctx", ctx);
ParamChecker.notNull("friendIds", friendIds);
ParamChecker.notNull("circleI", circleId);
long viewerId = ctx.getViewer();
AccountHelper.checkUser(account, ctx, viewerId);
long now = DateHelper.nowMillis();
FriendEntries fes = getFriendEntries(ctx, viewerId);
if (fes == null || !fes.hasCircle(circleId)) throw new ServerException(E.INVALID_CIRCLE);
for (PeopleId friendId : friendIds) {
FriendEntry fe = fes.ensureFriend(friendId);
fe.addCircle(circleId, reason, now);
}
putFriendEntries(viewerId, fes);
}
@Override
protected FriendEntries getFriendEntries(Context ctx, long userId) {
FriendEntries fes = friends.get(userId);
if (fes == null) {
fes = new FriendEntries();
} else {
fes = fes.copy();
}
Circles circles = new Circles();
if (CollectionUtils.isNotEmpty(fes.circles)) {
for (Circle c : fes.circles) circles.add(c.copy());
}
for (int circleId : Circle.BUILTIN_ACTUAL_CIRCLES) {
circles.add(new Circle(circleId, Circle.getBuiltinCircleName(circleId, ""), 0));
}
fes.circles = circles;
return fes;
}