/*
 * Copyright (C) 2008-2014 TrinityCore <http://www.trinitycore.org/>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "ClientConfigPackets.h"

uint8 const WorldPackets::ClientConfig::AddonInfo::PublicKey[256] =
{
    0xC3, 0x5B, 0x50, 0x84, 0xB9, 0x3E, 0x32, 0x42, 0x8C, 0xD0, 0xC7, 0x48, 0xFA, 0x0E, 0x5D, 0x54,
    0x5A, 0xA3, 0x0E, 0x14, 0xBA, 0x9E, 0x0D, 0xB9, 0x5D, 0x8B, 0xEE, 0xB6, 0x84, 0x93, 0x45, 0x75,
    0xFF, 0x31, 0xFE, 0x2F, 0x64, 0x3F, 0x3D, 0x6D, 0x07, 0xD9, 0x44, 0x9B, 0x40, 0x85, 0x59, 0x34,
    0x4E, 0x10, 0xE1, 0xE7, 0x43, 0x69, 0xEF, 0x7C, 0x16, 0xFC, 0xB4, 0xED, 0x1B, 0x95, 0x28, 0xA8,
    0x23, 0x76, 0x51, 0x31, 0x57, 0x30, 0x2B, 0x79, 0x08, 0x50, 0x10, 0x1C, 0x4A, 0x1A, 0x2C, 0xC8,
    0x8B, 0x8F, 0x05, 0x2D, 0x22, 0x3D, 0xDB, 0x5A, 0x24, 0x7A, 0x0F, 0x13, 0x50, 0x37, 0x8F, 0x5A,
    0xCC, 0x9E, 0x04, 0x44, 0x0E, 0x87, 0x01, 0xD4, 0xA3, 0x15, 0x94, 0x16, 0x34, 0xC6, 0xC2, 0xC3,
    0xFB, 0x49, 0xFE, 0xE1, 0xF9, 0xDA, 0x8C, 0x50, 0x3C, 0xBE, 0x2C, 0xBB, 0x57, 0xED, 0x46, 0xB9,
    0xAD, 0x8B, 0xC6, 0xDF, 0x0E, 0xD6, 0x0F, 0xBE, 0x80, 0xB3, 0x8B, 0x1E, 0x77, 0xCF, 0xAD, 0x22,
    0xCF, 0xB7, 0x4B, 0xCF, 0xFB, 0xF0, 0x6B, 0x11, 0x45, 0x2D, 0x7A, 0x81, 0x18, 0xF2, 0x92, 0x7E,
    0x98, 0x56, 0x5D, 0x5E, 0x69, 0x72, 0x0A, 0x0D, 0x03, 0x0A, 0x85, 0xA2, 0x85, 0x9C, 0xCB, 0xFB,
    0x56, 0x6E, 0x8F, 0x44, 0xBB, 0x8F, 0x02, 0x22, 0x68, 0x63, 0x97, 0xBC, 0x85, 0xBA, 0xA8, 0xF7,
    0xB5, 0x40, 0x68, 0x3C, 0x77, 0x86, 0x6F, 0x4B, 0xD7, 0x88, 0xCA, 0x8A, 0xD7, 0xCE, 0x36, 0xF0,
    0x45, 0x6E, 0xD5, 0x64, 0x79, 0x0F, 0x17, 0xFC, 0x64, 0xDD, 0x10, 0x6F, 0xF3, 0xF5, 0xE0, 0xA6,
    0xC3, 0xFB, 0x1B, 0x8C, 0x29, 0xEF, 0x8E, 0xE5, 0x34, 0xCB, 0xD1, 0x2A, 0xCE, 0x79, 0xC3, 0x9A,
    0x0D, 0x36, 0xEA, 0x01, 0xE0, 0xAA, 0x91, 0x20, 0x54, 0xF0, 0x72, 0xD8, 0x1E, 0xC7, 0x89, 0xD2
};

WorldPacket const* WorldPackets::ClientConfig::AddonInfo::Write()
{
    _worldPacket << uint32(Addons ? Addons->size() : 0);
    _worldPacket << uint32(BannedAddons ? BannedAddons->size() : 0);

    if (Addons)
    {
        for (::AddonInfo const& addon : *Addons)
        {
            bool KeyProvided = addon.UsePublicKeyOrCRC && addon.CRC != STANDARD_ADDON_CRC;
            _worldPacket << uint8(addon.Status);

            _worldPacket.WriteBit(addon.Enabled);                               // InfoProvided
            _worldPacket.WriteBit(KeyProvided);                                 // KeyProvided
            _worldPacket.WriteBit(0);                                           // UrlProvided

            if (addon.Enabled)
            {
                _worldPacket << uint8(1);                                       // KeyVersion
                _worldPacket << uint32(0);                                      // Revision
            }

            if (KeyProvided)
                _worldPacket.append(PublicKey, sizeof(PublicKey));              // KeyData
        }
    }

    if (BannedAddons)
    {
        for (BannedAddon const& addon : *BannedAddons)
        {
            _worldPacket << uint32(addon.Id);                                   // Id
            _worldPacket.append(addon.NameMD5, MD5_DIGEST_LENGTH);              // NameMD5 - MD5 of addon .toc filename without extension
            _worldPacket.append(addon.VersionMD5, MD5_DIGEST_LENGTH);           // VersionMD5 - MD5 of version string declared in addon .toc file
            _worldPacket << uint32(addon.Timestamp);                            // LastModified
            _worldPacket << uint32(1);                                          // Flags
        }
    }

    return &_worldPacket;
}

WorldPacket const* WorldPackets::ClientConfig::AccountDataTimes::Write()
{
    _worldPacket << PlayerGuid;
    _worldPacket << uint32(ServerTime);
    _worldPacket.append(AccountTimes, NUM_ACCOUNT_DATA_TYPES);

    return &_worldPacket;
}

WorldPacket const* WorldPackets::ClientConfig::ClientCacheVersion::Write()
{
    _worldPacket << uint32(CacheVersion);

    return &_worldPacket;
}

void WorldPackets::ClientConfig::RequestAccountData::Read()
{
    _worldPacket >> PlayerGuid;
    DataType = _worldPacket.ReadBits(3);
}

WorldPacket const* WorldPackets::ClientConfig::UpdateAccountData::Write()
{
    _worldPacket << Player;
    _worldPacket << uint32(Time);
    _worldPacket << uint32(Size);
    _worldPacket.WriteBits(DataType, 3);
    _worldPacket << uint32(CompressedData.size());
    _worldPacket.append(CompressedData);

    return &_worldPacket;
}

void WorldPackets::ClientConfig::UserClientUpdateAccountData::Read()
{
    _worldPacket >> PlayerGuid;
    _worldPacket >> Time;
    _worldPacket >> Size;
    DataType = _worldPacket.ReadBits(3);

    uint32 compressedSize = _worldPacket.read<uint32>();
    if (compressedSize)
    {
        CompressedData.resize(compressedSize);
        _worldPacket.read(CompressedData.contents(), compressedSize);
    }
}