/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2009 Miranda ICQ/IM project, 
all portions of this codebase are copyrighted to the people 
listed in contributors.txt.

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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#include "..\..\core\commonheaders.h"

#define MS_AUTH_SHOWREQUEST	"Auth/ShowRequest"
#define MS_AUTH_SHOWADDED	"Auth/ShowAdded"

INT_PTR CALLBACK DlgProcAuthReq(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam);
INT_PTR CALLBACK DlgProcAdded(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam);

INT_PTR ShowReqWindow(WPARAM, LPARAM lParam)
{
	CreateDialogParam(hMirandaInst, MAKEINTRESOURCE(IDD_AUTHREQ), NULL, DlgProcAuthReq,
		(LPARAM)((CLISTEVENT *)lParam)->hDbEvent);
	return 0;
}

INT_PTR ShowAddedWindow(WPARAM, LPARAM lParam)
{
	CreateDialogParam(hMirandaInst, MAKEINTRESOURCE(IDD_ADDED), NULL, DlgProcAdded,
		(LPARAM)((CLISTEVENT *)lParam)->hDbEvent);
	return 0;
}

static int AuthEventAdded(WPARAM, LPARAM lParam)
{
    TCHAR szUid[128] = _T("");
	TCHAR szTooltip[256];
	const HANDLE hDbEvent = (HANDLE)lParam;

	DBEVENTINFO dbei = {0};
	dbei.cbSize = sizeof(dbei);
	CallService(MS_DB_EVENT_GET,(WPARAM)lParam,(LPARAM)&dbei);
	if (dbei.flags & (DBEF_SENT | DBEF_READ) || 
		(dbei.eventType != EVENTTYPE_AUTHREQUEST && dbei.eventType != EVENTTYPE_ADDED)) 
		return 0;

	dbei.cbBlob = CallService(MS_DB_EVENT_GETBLOBSIZE, lParam, 0);
	dbei.pBlob = (PBYTE)alloca(dbei.cbBlob);
	CallService(MS_DB_EVENT_GET, lParam, (LPARAM)&dbei);

	HANDLE hContact = *(PHANDLE)(dbei.pBlob + sizeof(DWORD));

	CLISTEVENT cli ={0};
	cli.cbSize = sizeof(cli);
	cli.hContact = hContact;
	cli.ptszTooltip = szTooltip;
    cli.flags = CLEF_TCHAR;
	cli.lParam = lParam;
	cli.hDbEvent = hDbEvent;

	CONTACTINFO ci = {0};
    ci.cbSize = sizeof(ci);
    ci.hContact = hContact;
    ci.szProto = (char *)CallService(MS_PROTO_GETCONTACTBASEPROTO, (WPARAM)hContact, 0);
    ci.dwFlag = CNF_UNIQUEID | CNF_TCHAR;
    if (!CallService(MS_CONTACT_GETCONTACTINFO, 0, (LPARAM)&ci))
	{
        switch (ci.type)
		{
        case CNFT_ASCIIZ:
            mir_sntprintf(szUid, SIZEOF(szUid), _T("%s"), ci.pszVal);
            mir_free(ci.pszVal);
            break;

        case CNFT_DWORD:
            mir_sntprintf(szUid, SIZEOF(szUid), _T("%u"), ci.dVal);
            break;
        }
    }
                    
	if (dbei.eventType == EVENTTYPE_AUTHREQUEST)
	{
        SkinPlaySound("AuthRequest");
        if (szUid[0])
            mir_sntprintf(szTooltip, SIZEOF(szTooltip), TranslateT("%s requests authorization"), szUid);
        else
            mir_sntprintf(szTooltip, SIZEOF(szTooltip), TranslateT("%u requests authorization"), *((PDWORD)dbei.pBlob));

		cli.hIcon = LoadSkinIcon(SKINICON_OTHER_MIRANDA);
		cli.pszService = MS_AUTH_SHOWREQUEST;
		CallService(MS_CLIST_ADDEVENT, 0, (LPARAM)&cli);
	}
	else if (dbei.eventType == EVENTTYPE_ADDED)
	{
        SkinPlaySound("AddedEvent");
        if (szUid[0])
            mir_sntprintf(szTooltip, SIZEOF(szTooltip), TranslateT("%s added you to their contact list"), szUid);
        else
            mir_sntprintf(szTooltip, SIZEOF(szTooltip), TranslateT("%u added you to their contact list"), *((PDWORD)dbei.pBlob));
            
		cli.hIcon = LoadSkinIcon(SKINICON_OTHER_MIRANDA);
		cli.pszService = MS_AUTH_SHOWADDED;
		CallService(MS_CLIST_ADDEVENT, 0, (LPARAM)&cli);
	}
	return 0;
}

int LoadSendRecvAuthModule(void)
{
	CreateServiceFunction(MS_AUTH_SHOWREQUEST, ShowReqWindow);
	CreateServiceFunction(MS_AUTH_SHOWADDED, ShowAddedWindow);
	HookEvent(ME_DB_EVENT_ADDED, AuthEventAdded);

    SkinAddNewSoundEx("AuthRequest", "Alerts", "Authorization request");
    SkinAddNewSoundEx("AddedEvent",  "Alerts", "Added event");

    return 0;
}