/*
	New Away System - plugin for Miranda IM
	Copyright (C) 2005-2007 Chervov Dmitry
	Copyright (C) 2004-2005 Iksaif Entertainment
	Copyright (C) 2002-2003 Goblineye Entertainment

    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 "Common.h"

#define RAMDLGSIZESETTING "ReadAwayMsgDlg"

HANDLE g_hReadWndList = NULL;


static int ReadAwayMsgDlgResize(HWND hwndDlg, LPARAM lParam, UTILRESIZECONTROL *urc)
{
	switch (urc->wId)
	{
		case IDC_READAWAYMSG_MSG:
		{
			return RD_ANCHORX_WIDTH | RD_ANCHORY_HEIGHT;
		}
		case IDC_READAWAYMSG_RETRIEVE:
		{
			return RD_ANCHORX_CENTRE | RD_ANCHORY_CENTRE;
		}
		case IDOK:
		{
			return RD_ANCHORX_CENTRE | RD_ANCHORY_BOTTOM;
		}
	}
	return RD_ANCHORX_LEFT | RD_ANCHORY_TOP;
}


static INT_PTR CALLBACK ReadAwayMsgDlgProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
	switch (msg)
	{
		case WM_INITDIALOG:
		{
			TranslateDialogDefault(hwndDlg);
			HICON hTitleIcon = LoadSkinnedIcon(SKINICON_OTHER_MIRANDA);
			SendMessage(hwndDlg, WM_SETICON, ICON_BIG, (LPARAM)hTitleIcon);
			SendMessage(hwndDlg, WM_SETICON, ICON_SMALL, (LPARAM)hTitleIcon);
			Utils_RestoreWindowPosition(hwndDlg, NULL, MOD_NAME, RAMDLGSIZESETTING);
			READAWAYMSGDATA *awayData = new READAWAYMSGDATA;
			SetWindowLongPtr(hwndDlg, GWLP_USERDATA, (LONG_PTR)awayData);
			awayData->hContact = (HANDLE)lParam;
			awayData->hAwayMsgEvent = HookEventMessage(ME_PROTO_ACK, hwndDlg, UM_RAM_AWAYMSGACK);
			awayData->hSeq = (HANDLE)CallContactService(awayData->hContact, PSS_GETAWAYMSG, 0, 0);
			WindowList_Add(g_hReadWndList, hwndDlg, awayData->hContact);

			TCHAR str[256], format[128];
			TCHAR *status, *contactName;
			contactName = (TCHAR*)CallService(MS_CLIST_GETCONTACTDISPLAYNAME, (WPARAM)awayData->hContact, GCDNF_TCHAR);
			char *szProto = (char*)CallService(MS_PROTO_GETCONTACTBASEPROTO, (WPARAM)awayData->hContact, 0);
			status = (TCHAR*)CallService(MS_CLIST_GETSTATUSMODEDESCRIPTION, DBGetContactSettingWord(awayData->hContact, szProto, "Status", ID_STATUS_OFFLINE), GSMDF_TCHAR);
			GetWindowText(hwndDlg, format, lengthof(format));
			_sntprintf(str, lengthof(str), format, status, contactName);
			SetWindowText(hwndDlg, str);
			GetDlgItemText(hwndDlg, IDC_READAWAYMSG_RETRIEVE, format, sizeof(format));
			_sntprintf(str, lengthof(str), format, status);
			SetDlgItemText(hwndDlg, IDC_READAWAYMSG_RETRIEVE, str);
			return true;
		} break;
		case UM_RAM_AWAYMSGACK: // got away msg
		{
			ACKDATA *ack = (ACKDATA*)lParam;
			READAWAYMSGDATA *awayData = (READAWAYMSGDATA*)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);
			// make sure everything is ok, and this is our ack
			if (ack->hContact != awayData->hContact || ack->type != ACKTYPE_AWAYMSG || ack->hProcess != awayData->hSeq || ack->result != ACKRESULT_SUCCESS)
			{
				break;
			}
			// done with the event
			if (awayData->hAwayMsgEvent)
			{
				UnhookEvent(awayData->hAwayMsgEvent);
				awayData->hAwayMsgEvent = NULL;
			}
			SetDlgItemTextA(hwndDlg, IDC_READAWAYMSG_MSG, (const char*)ack->lParam);
			ShowWindow(GetDlgItem(hwndDlg, IDC_READAWAYMSG_RETRIEVE), SW_HIDE);
			ShowWindow(GetDlgItem(hwndDlg, IDC_READAWAYMSG_MSG), SW_SHOW);
			SetDlgItemText(hwndDlg, IDOK, TranslateT("&Close"));
			DBWriteContactSettingString(awayData->hContact, "CList", "StatusMsg", (const char*)ack->lParam);
		} break;
		case WM_COMMAND:
		{
			switch (HIWORD(wParam))
			{
				case BN_CLICKED:
				{
					switch(LOWORD(wParam))
					{
						case IDCANCEL:
						case IDOK:
						{
							DestroyWindow(hwndDlg);
						} break;
					}
				} break;
			}
		} break;
		case WM_SIZE:
		{
			UTILRESIZEDIALOG urd = {0};
			urd.cbSize = sizeof(urd);
			urd.hInstance = g_hInstance;
			urd.hwndDlg = hwndDlg;
			urd.lpTemplate = MAKEINTRESOURCEA(IDD_READAWAYMSG);
			urd.pfnResizer = ReadAwayMsgDlgResize;
			CallService(MS_UTILS_RESIZEDIALOG, 0, (LPARAM)&urd);
			break;
		}
		case WM_CLOSE:
		{
			DestroyWindow(hwndDlg);
		} break;
		case WM_DESTROY:
		{
			READAWAYMSGDATA *awayData = (READAWAYMSGDATA*)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);
			if (awayData->hAwayMsgEvent)
			{
				UnhookEvent(awayData->hAwayMsgEvent);
				awayData->hAwayMsgEvent = NULL;
			}
			delete awayData;
			Utils_SaveWindowPosition(hwndDlg, NULL, MOD_NAME, RAMDLGSIZESETTING);
			WindowList_Remove(g_hReadWndList, hwndDlg);
		} break;
	}
	return false;
}


int GetContactStatMsg(WPARAM wParam, LPARAM lParam)
{
	if (HWND hWnd = WindowList_Find(g_hReadWndList, (HANDLE)wParam)) // already have it
	{
		SetForegroundWindow(hWnd);
	} else
	{
		CreateDialogParam(g_hInstance, MAKEINTRESOURCE(IDD_READAWAYMSG), NULL, ReadAwayMsgDlgProc, wParam);
	}
	return 0;
}