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package it.niedermann.nextcloud.deck.remote.helpers.providers;
import androidx.annotation.Nullable;
import com.nextcloud.android.sso.api.EmptyResponse;
import java.time.Instant;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import it.niedermann.nextcloud.deck.DeckLog;
import it.niedermann.nextcloud.deck.database.DataBaseAdapter;
import it.niedermann.nextcloud.deck.model.AccessControl;
import it.niedermann.nextcloud.deck.model.Account;
import it.niedermann.nextcloud.deck.model.User;
import it.niedermann.nextcloud.deck.model.full.FullBoard;
import it.niedermann.nextcloud.deck.model.ocs.user.GroupMemberUIDs;
import it.niedermann.nextcloud.deck.model.ocs.user.OcsUser;
import it.niedermann.nextcloud.deck.remote.adapters.ServerAdapter;
import it.niedermann.nextcloud.deck.remote.api.ResponseCallback;
import it.niedermann.nextcloud.deck.remote.helpers.util.AsyncUtil;
public class AccessControlDataProvider extends AbstractSyncDataProvider<AccessControl> {
private static final Long TYPE_GROUP = 1L;
private final List<AccessControl> acl;
private final FullBoard board;
public AccessControlDataProvider(@Nullable AbstractSyncDataProvider<?> parent, FullBoard board, List<AccessControl> acl) {
super(parent);
this.board = board;
this.acl = acl;
}
@Override
public void getAllFromServer(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, ResponseCallback<List<AccessControl>> responder, Instant lastSync) {
AsyncUtil.awaitAsyncWork(acl.size(), latch -> {
for (AccessControl accessControl : acl) {
if (TYPE_GROUP.equals(accessControl.getType())) {
serverAdapter.searchGroupMembers(accessControl.getUser().getUid(), new ResponseCallback<>(responder.getAccount()) {
@Override
public void onResponse(GroupMemberUIDs response) {
accessControl.setGroupMemberUIDs(response);
if (response.getUids().size() > 0) {
ensureGroupMembersInDB(getAccount(), dataBaseAdapter, serverAdapter, response);
}
latch.countDown();
}
@Override
public void onError(Throwable throwable) {
super.onError(throwable);
latch.countDown();
}
});
} else latch.countDown();
}
});
responder.onResponse(acl);
}
private void ensureGroupMembersInDB(Account account, DataBaseAdapter dataBaseAdapter, ServerAdapter serverAdapter, GroupMemberUIDs response) {
CountDownLatch memberLatch = new CountDownLatch(response.getUids().size());
for (String uid : response.getUids()) {
User user = dataBaseAdapter.getUserByUidDirectly(account.getId(), uid);
if (user == null) {
// unknown user. fetch!
serverAdapter.getSingleUserData(uid, new ResponseCallback<>(account) {
@Override
public void onResponse(OcsUser response) {
DeckLog.log(response);
User user = new User();
user.setUid(response.getId());
user.setPrimaryKey(response.getId());
user.setDisplayname(response.getDisplayName());
dataBaseAdapter.createUser(account.getId(), user);
memberLatch.countDown();
}
@Override
public void onError(Throwable throwable) {
super.onError(throwable);
memberLatch.countDown();
}
});
} else memberLatch.countDown();
}
try {
memberLatch.await();
} catch (InterruptedException e) {
DeckLog.logError(e);
}
}
@Override
public AccessControl getSingleFromDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl entity) {
return dataBaseAdapter.getAccessControlByRemoteIdDirectly(accountId, entity.getEntity().getId());
}
@Override
public long createInDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl entity) {
prepareUser(dataBaseAdapter, accountId, entity);
long newId = dataBaseAdapter.createAccessControl(accountId, entity);
entity.setLocalId(newId);
handleGroupMemberships(dataBaseAdapter, entity);
return newId;
}
private void handleGroupMemberships(DataBaseAdapter dataBaseAdapter, AccessControl entity) {
if (!TYPE_GROUP.equals(entity.getType())) {
return;
}
dataBaseAdapter.deleteGroupMembershipsOfGroup(entity.getUser().getLocalId());
if (entity.getGroupMemberUIDs() == null) {
return;
}
for (String groupMemberUID : entity.getGroupMemberUIDs().getUids()) {
User member = dataBaseAdapter.getUserByUidDirectly(entity.getAccountId(), groupMemberUID);
if (member != null) {
dataBaseAdapter.addUserToGroup(entity.getUserId(), member.getLocalId());
}
}
}
private void prepareUser(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl entity) {
User user = dataBaseAdapter.getUserByUidDirectly(accountId, entity.getUser().getUid());
if (user == null) {
long userId = dataBaseAdapter.createUser(accountId, entity.getUser());
entity.setUserId(userId);
entity.getUser().setLocalId(userId);
} else {
entity.setUserId(user.getLocalId());
entity.getUser().setLocalId(user.getLocalId());
dataBaseAdapter.updateUser(accountId, entity.getUser(), false);
}
}
@Override
public void updateInDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl entity, boolean setStatus) {
prepareUser(dataBaseAdapter, accountId, entity);
entity.setBoardId(board.getLocalId());
dataBaseAdapter.updateAccessControl(entity, setStatus);
handleGroupMemberships(dataBaseAdapter, entity);
}
@Override
public void updateInDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl entity) {
updateInDB(dataBaseAdapter, accountId, entity, false);
}
@Override
public void createOnServer(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, ResponseCallback<AccessControl> responder, AccessControl entity) {
AccessControl acl = new AccessControl(entity);
acl.setBoardId(board.getBoard().getId());
if (acl.getUser() == null && acl.getUserId() != null) {
acl.setUser(dataBaseAdapter.getUserByLocalIdDirectly(acl.getUserId()));
}
serverAdapter.createAccessControl(board.getBoard().getId(), acl, responder);
}
@Override
public void updateOnServer(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, ResponseCallback<AccessControl> callback, AccessControl entity) {
serverAdapter.updateAccessControl(board.getBoard().getId(), entity, callback);
}
@Override
public void deleteInDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl accessControl) {
dataBaseAdapter.deleteAccessControl(accessControl, true);
}
@Override
public void deletePhysicallyInDB(DataBaseAdapter dataBaseAdapter, long accountId, AccessControl accessControl) {
dataBaseAdapter.deleteGroupMembershipsOfGroup(accessControl.getUser().getLocalId());
dataBaseAdapter.deleteAccessControl(accessControl, false);
}
@Override
public void deleteOnServer(ServerAdapter serverAdapter, long accountId, ResponseCallback<EmptyResponse> callback, AccessControl entity, DataBaseAdapter dataBaseAdapter) {
serverAdapter.deleteAccessControl(board.getBoard().getId(), entity, callback);
}
@Override
public List<AccessControl> getAllChangedFromDB(DataBaseAdapter dataBaseAdapter, long accountId, Instant lastSync) {
return dataBaseAdapter.getLocallyChangedAccessControl(accountId, board.getLocalId());
}
}
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