package org.briarproject.api.clients;

import org.briarproject.api.FormatException;
import org.briarproject.api.data.BdfDictionary;
import org.briarproject.api.data.BdfList;
import org.briarproject.api.db.DbException;
import org.briarproject.api.db.Transaction;
import org.briarproject.api.sync.GroupId;
import org.briarproject.api.sync.Message;
import org.briarproject.api.sync.MessageId;

import java.util.Map;

public interface ClientHelper {

	Message createMessage(GroupId g, long timestamp, BdfDictionary body)
			throws FormatException;

	Message createMessage(GroupId g, long timestamp, BdfList body)
			throws FormatException;

	BdfDictionary getMessageAsDictionary(MessageId m) throws DbException,
			FormatException;

	BdfDictionary getMessageAsDictionary(Transaction txn, MessageId m)
			throws DbException, FormatException;

	BdfList getMessageAsList(MessageId m) throws DbException, FormatException;

	BdfList getMessageAsList(Transaction txn, MessageId m) throws DbException,
			FormatException;

	BdfDictionary getGroupMetadataAsDictionary(GroupId g) throws DbException,
			FormatException;

	BdfDictionary getGroupMetadataAsDictionary(Transaction txn, GroupId g)
			throws DbException, FormatException;

	BdfDictionary getMessageMetadataAsDictionary(MessageId m) throws DbException,
			FormatException;

	BdfDictionary getMessageMetadataAsDictionary(Transaction txn, MessageId m)
			throws DbException, FormatException;

	Map<MessageId, BdfDictionary> getMessageMetatataAsDictionary(GroupId g)
			throws DbException, FormatException;

	Map<MessageId, BdfDictionary> getMessageMetadataAsDictionary(
			Transaction txn, GroupId g) throws DbException, FormatException;

	void mergeGroupMetadata(GroupId g, BdfDictionary metadata)
			throws DbException, FormatException;

	void mergeGroupMetadata(Transaction txn, GroupId g, BdfDictionary metadata)
			throws DbException, FormatException;

	void mergeMessageMetadata(MessageId m, BdfDictionary metadata)
			throws DbException, FormatException;

	void mergeMessageMetadata(Transaction txn, MessageId m,
			BdfDictionary metadata) throws DbException, FormatException;
}