/*
Copyright (c) 2015-24 Miranda NG team (https://miranda-ng.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 version 2
of the License.

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 "stdafx.h"

CSkypeProto::CSkypeProto(const char *protoName, const wchar_t *userName) :
	PROTO<CSkypeProto>(protoName, userName),
	m_PopupClasses(1),
	m_OutMessages(3, PtrKeySortT),
	m_impl(*this),
	m_requests(1),
	m_bAutoHistorySync(this, "AutoSync", true),
	m_bUseHostnameAsPlace(this, "UseHostName", true),
	m_bUseBBCodes(this, "UseBBCodes", true),
	m_bUseServerTime(this, "UseServerTime", false),
	m_wstrCListGroup(this, SKYPE_SETTINGS_GROUP, L"Skype"),
	m_wstrPlace(this, "Place", L""),
	m_iMood(this, "Mood", 0),
	m_wstrMoodEmoji(this, "MoodEmoji", L""),
	m_wstrMoodMessage(this, "XStatusMsg", L"")
{
	NETLIBUSER nlu = {};
	nlu.flags = NUF_OUTGOING | NUF_INCOMING | NUF_HTTPCONNS | NUF_UNICODE;
	nlu.szDescriptiveName.w = m_tszUserName;
	nlu.szSettingsModule = m_szModuleName;
	m_hNetlibUser = Netlib_RegisterUser(&nlu);

	CreateProtoService(PS_GETAVATARINFO, &CSkypeProto::SvcGetAvatarInfo);
	CreateProtoService(PS_GETAVATARCAPS, &CSkypeProto::SvcGetAvatarCaps);
	CreateProtoService(PS_GETMYAVATAR, &CSkypeProto::SvcGetMyAvatar);
	CreateProtoService(PS_SETMYAVATAR, &CSkypeProto::SvcSetMyAvatar);

	CreateProtoService(PS_OFFLINEFILE, &CSkypeProto::SvcOfflineFile);

	CreateProtoService(PS_MENU_REQAUTH, &CSkypeProto::OnRequestAuth);
	CreateProtoService(PS_MENU_GRANTAUTH, &CSkypeProto::OnGrantAuth);

	CreateProtoService(PS_MENU_LOADHISTORY, &CSkypeProto::SvcLoadHistory);
	CreateProtoService(PS_EMPTY_SRV_HISTORY, &CSkypeProto::SvcEmptyHistory);

	HookProtoEvent(ME_OPT_INITIALISE, &CSkypeProto::OnOptionsInit);

	CreateDirectoryTreeW(GetAvatarPath());

	// sounds
	g_plugin.addSound("skype_inc_call", L"SkypeWeb", LPGENW("Incoming call"));
	g_plugin.addSound("skype_call_canceled", L"SkypeWeb", LPGENW("Incoming call canceled"));

	CheckConvert();
	InitGroupChatModule();
}

CSkypeProto::~CSkypeProto()
{
	UninitPopups();
}

void CSkypeProto::OnEventDeleted(MCONTACT hContact, MEVENT hDbEvent, int flags)
{
	if (!hContact || !(flags & CDF_DEL_HISTORY))
		return;

	DB::EventInfo dbei(hDbEvent, false);
	if (dbei.szId)
		PushRequest(new DeleteMessageRequest(this, getId(hContact), dbei.szId));
}

void CSkypeProto::OnModulesLoaded()
{
	setAllContactStatuses(ID_STATUS_OFFLINE, false);

	HookProtoEvent(ME_MSG_PRECREATEEVENT, &CSkypeProto::OnPreCreateMessage);

	InitDBEvents();
	InitPopups();
}

void CSkypeProto::OnShutdown()
{
	StopQueue();
}

INT_PTR CSkypeProto::GetCaps(int type, MCONTACT)
{
	switch (type) {
	case PFLAGNUM_1:
		return PF1_IM | PF1_AUTHREQ | PF1_CHAT | PF1_BASICSEARCH | PF1_MODEMSG | PF1_FILE | PF1_SERVERCLIST;
	case PFLAGNUM_2:
		return PF2_ONLINE | PF2_INVISIBLE | PF2_SHORTAWAY | PF2_HEAVYDND;
	case PFLAGNUM_3:
		return PF2_ONLINE | PF2_INVISIBLE | PF2_SHORTAWAY | PF2_HEAVYDND;
	case PFLAGNUM_4:
		return PF4_NOAUTHDENYREASON | PF4_SUPPORTTYPING | PF4_AVATARS | PF4_IMSENDOFFLINE | PF4_OFFLINEFILES | PF4_SERVERMSGID | PF4_SERVERFORMATTING;
	case PFLAG_UNIQUEIDTEXT:
		return (INT_PTR)TranslateT("Skypename");
	}
	return 0;
}

/////////////////////////////////////////////////////////////////////////////////////////

MCONTACT CSkypeProto::AddToList(int, PROTOSEARCHRESULT *psr)
{
	debugLogA(__FUNCTION__);

	if (psr->id.a == nullptr)
		return NULL;

	MCONTACT hContact;
	if (psr->flags & PSR_UNICODE)
		hContact = AddContact(T2Utf(psr->id.w), T2Utf(psr->nick.w));
	else
		hContact = AddContact(psr->id.a, psr->nick.a);

	return hContact;
}

MCONTACT CSkypeProto::AddToListByEvent(int, int, MEVENT hDbEvent)
{
	debugLogA(__FUNCTION__);
	
	DB::EventInfo dbei(hDbEvent);
	if (!dbei)
		return NULL;
	if (mir_strcmp(dbei.szModule, m_szModuleName))
		return NULL;
	if (dbei.eventType != EVENTTYPE_AUTHREQUEST)
		return NULL;

	DB::AUTH_BLOB blob(dbei.pBlob);
	return AddContact(blob.get_email(), blob.get_nick());
}

int CSkypeProto::Authorize(MEVENT hDbEvent)
{
	MCONTACT hContact = GetContactFromAuthEvent(hDbEvent);
	if (hContact == INVALID_CONTACT_ID)
		return 1;

	PushRequest(new AuthAcceptRequest(getId(hContact)));
	return 0;
}

int CSkypeProto::AuthDeny(MEVENT hDbEvent, const wchar_t*)
{
	MCONTACT hContact = GetContactFromAuthEvent(hDbEvent);
	if (hContact == INVALID_CONTACT_ID)
		return 1;

	PushRequest(new AuthDeclineRequest(getId(hContact)));
	return 0;
}

int CSkypeProto::AuthRecv(MCONTACT, DB::EventInfo &dbei)
{
	return Proto_AuthRecv(m_szModuleName, dbei);
}

int CSkypeProto::AuthRequest(MCONTACT hContact, const wchar_t *szMessage)
{
	if (hContact == INVALID_CONTACT_ID)
		return 1;

	PushRequest(new AddContactRequest(getId(hContact), T2Utf(szMessage)));
	return 0;
}

int CSkypeProto::GetInfo(MCONTACT hContact, int)
{
	if (isChatRoom(hContact))
		return 1;

	PushRequest(new GetProfileRequest(this, hContact));
	return 0;
}

int CSkypeProto::SetStatus(int iNewStatus)
{
	if (iNewStatus == m_iDesiredStatus)
		return 0;

	switch (iNewStatus) {
	case ID_STATUS_FREECHAT: iNewStatus = ID_STATUS_ONLINE; break;
	case ID_STATUS_NA:       iNewStatus = ID_STATUS_AWAY;   break;
	case ID_STATUS_OCCUPIED: iNewStatus = ID_STATUS_DND;    break;
	}

	debugLogA(__FUNCTION__ ": changing status from %i to %i", m_iStatus, iNewStatus);

	int old_status = m_iStatus;
	m_iDesiredStatus = iNewStatus;

	if (iNewStatus == ID_STATUS_OFFLINE) {
		if (m_iStatus > ID_STATUS_CONNECTING + 1 && m_szId)
			PushRequest(new DeleteEndpointRequest(this));

		m_iStatus = m_iDesiredStatus = ID_STATUS_OFFLINE;
		// logout
		StopQueue();

		ProtoBroadcastAck(NULL, ACKTYPE_STATUS, ACKRESULT_SUCCESS, (HANDLE)old_status, ID_STATUS_OFFLINE);

		m_impl.m_heartBeat.StopSafe();

		if (!Miranda_IsTerminated())
			setAllContactStatuses(ID_STATUS_OFFLINE, false);
		return 0;
	}

	if (m_iStatus == ID_STATUS_CONNECTING)
		return 0;

	if (m_iStatus == ID_STATUS_OFFLINE)
		Login();
	else
		PushRequest(new SetStatusRequest(MirandaToSkypeStatus(m_iDesiredStatus)));
	return 0;
}

int CSkypeProto::UserIsTyping(MCONTACT hContact, int type)
{
	PushRequest(new SendTypingRequest(getId(hContact), type));
	return 0;
}

int CSkypeProto::RecvContacts(MCONTACT hContact, DB::EventInfo &dbei)
{
	PROTOSEARCHRESULT **isrList = (PROTOSEARCHRESULT**)dbei.pBlob;

	int nCount = dbei.cbBlob;

	uint32_t cbBlob = 0;
	for (int i = 0; i < nCount; i++)
		cbBlob += int(/*mir_wstrlen(isrList[i]->nick.w)*/0 + 2 + mir_wstrlen(isrList[i]->id.w));

	char *pBlob = (char *)mir_calloc(cbBlob);
	char *pCurBlob = pBlob;

	for (int i = 0; i < nCount; i++) {
		pCurBlob += mir_strlen(pCurBlob) + 1;

		mir_strcpy(pCurBlob, _T2A(isrList[i]->id.w));
		pCurBlob += mir_strlen(pCurBlob) + 1;
	}

	dbei.szModule = m_szModuleName;
	dbei.eventType = EVENTTYPE_CONTACTS;
	dbei.cbBlob = cbBlob;
	dbei.pBlob = pBlob;
	db_event_add(hContact, &dbei);

	mir_free(pBlob);
	return 0;
}