/*
 * Copyright 2009, Andrea Anzani. All rights reserved.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *		Andrea Anzani, andrea.anzani@gmail.com
 */

#include <Alert.h>
#include <Application.h>
#include <Box.h>
#include <Button.h>
#include <CheckBox.h>
#include <GridLayout.h>
#include <GridLayoutBuilder.h>
#include <GroupLayout.h>
#include <GroupLayoutBuilder.h>
#include <Layout.h>
#include <ListView.h>
#include <Message.h>
#include <SpaceLayoutItem.h>
#include <ScrollView.h>
#include <String.h>

#include "CayaMessages.h"
#include "CayaProtocolMessages.h"
#include "ChatWindow.h"
#include "ContactLinker.h"
#include "EditingFilter.h"
#include "CayaConstants.h"
#include "CayaRenderView.h"
#include "NotifyMessage.h"


ChatWindow::ChatWindow(ContactLinker* cl)
	:
	BWindow(BRect(200, 200, 500, 500),
		cl->GetName().String(), B_DOCUMENT_WINDOW, 0),
	fContactLinker(cl)
{
	fReceiveView = new CayaRenderView("fReceiveView");
	fReceiveView->SetOtherNick(cl->GetName());
	BScrollView* scrollViewReceive = new BScrollView("scrollviewR",
		fReceiveView, B_WILL_DRAW, false, true);

	fSendView = new BTextView("fReceiveView");
	BScrollView* scrollViewSend = new BScrollView("scrollviewS", fSendView,
		B_WILL_DRAW, false, true);	
	fSendView->SetWordWrap(true);
	AddCommonFilter(new EditingFilter(fSendView));
	fSendView->MakeFocus(true);

	SetLayout(new BGroupLayout(B_HORIZONTAL));

	AddChild(BGroupLayoutBuilder(B_VERTICAL, 10)
		.Add(scrollViewReceive, 2)
		.Add(scrollViewSend)
		.SetInsets(5, 5, 5, 5)
	);	

	MoveTo(BAlert::AlertPosition(Bounds().Width(), Bounds().Height() / 2));

	fSendView->MakeFocus(true);
}


bool
ChatWindow::QuitRequested()
{
	BMessage msg(CAYA_CLOSE_WINDOW);
	msg.AddString("id", fContactLinker->GetId());
	fContactLinker->Messenger().SendMessage(&msg);
	return false;
}


void
ChatWindow::MessageReceived(BMessage* message)
{
	switch (message->what) {
		case CAYA_CHAT:
		{
			BString message = fSendView->Text();
			if (message == "")
				return;

			fReceiveView->AppendOwnMessage(message.String());

			BMessage msg(IM_MESSAGE);
			msg.AddInt32("im_what", IM_SEND_MESSAGE);
			msg.AddString("id", fContactLinker->GetId());
			msg.AddString("body", message);
			fContactLinker->Messenger().SendMessage(&msg);

			fSendView->SetText("");
			break;
		}
		case IM_MESSAGE:
			ImMessage(message);
			break;
		default:
			BWindow::MessageReceived(message);
			break;
	}	
}


void
ChatWindow::ImMessage(BMessage* msg)
{
	int32 im_what = msg->FindInt32("im_what");
	switch (im_what) {
		case IM_MESSAGE_RECEIVED:
		{
			BString message = msg->FindString("body");
			fReceiveView->AppendOtherMessage(message.String());
			break;
		}		
		default:
			break;
	}
}


void
ChatWindow::ObserveString(int32 what, BString str)
{
	switch (what) {
		case STR_CONTACT_NAME:
			if (Lock()) {
				SetTitle(str);
				fReceiveView->SetOtherNick(str);
				Unlock();
			}
			break;
		case STR_PERSONAL_STATUS:
			break;
	}
}


void
ChatWindow::ObservePointer(int32 what, void* ptr)
{
	switch (what) {
		case PTR_AVATAR_BITMAP:			
			break;
	}
}


void
ChatWindow::ObserveInteger(int32 what, int32 val)
{
	switch (what) {
		case INT_CONTACT_STATUS:
			if (Lock()) {
				AppendStatus((CayaStatus)val);
				Unlock();
			}
			break;
	}
}


void	
ChatWindow::AppendStatus(CayaStatus status)
{	
	BString message(fContactLinker->GetName());

	switch (status) {
		case CAYA_ONLINE:
			message << " is available";
			break;
		case CAYA_EXTENDED_AWAY:
		case CAYA_AWAY:
			message << " is away";
			break;
		case CAYA_DO_NOT_DISTURB:
			message << " is busy, please do not disturb!";
			break;
		case CAYA_OFFLINE:
			message << " is offline";			
			break;
		default:
			break;
	}

	fReceiveView->Append(message.String(), COL_TEXT, COL_TEXT, R_TEXT);
 	fReceiveView->Append("\n", COL_TEXT, COL_TEXT, R_TEXT);
	fReceiveView->ScrollToSelection();
}