// XCCalendarDay.cpp - Xestia Calendar XCCalendarDay widget class.
//
// (c) 2016 Xestia Software Development.
//
// This file is part of Xestia Calendar.
//
// Xestia Address Book 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 3 of the license.
//
// Xestia Address Book 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 Xestia Calendar. If not, see <http://www.gnu.org/licenses/>

#include "XCCalendarDay.h"

using namespace std;

BEGIN_EVENT_TABLE(XCCalendarDay, wxPanel)
EVT_PAINT(XCCalendarDay::PaintFrameEvent)
EVT_SIZE(XCCalendarDay::ResizeFrameEvent)
END_EVENT_TABLE()

XCCalendarDay::XCCalendarDay(wxWindow *parent, const wxString& title, const wxPoint& pos, const wxSize& size)
        : wxPanel(parent, wxID_ANY, pos, size, wxTAB_TRAVERSAL, title){

	this->SetMinSize( wxSize( 100,100 ) );
	
	// Setip the icons.
		
	wxMemoryInputStream alerticon(icons_alert32_png, sizeof(icons_alert32_png));
	wxMemoryInputStream priorityicon(icons_priority32_png, sizeof(icons_priority32_png));
	
	wxImage icons_alert_png(alerticon, wxBITMAP_TYPE_PNG);
	wxBitmap imgAlertIcon(icons_alert_png, -1);

	wxImage icons_priority_png(priorityicon, wxBITMAP_TYPE_PNG);
	wxBitmap imgPriorityIcon(icons_priority_png, -1);
	
	AlertIcon->SetBitmap(imgAlertIcon);
	HighPriorityIcon->SetBitmap(imgPriorityIcon);
	
	WindowSizer->AddGrowableCol(0);
	WindowSizer->AddGrowableRow(1);
	WindowSizer->SetFlexibleDirection( wxBOTH );
	WindowSizer->SetNonFlexibleGrowMode( wxFLEX_GROWMODE_SPECIFIED );
	
	NumberText = new wxStaticText(this, wxID_ANY, wxT("09"), wxDefaultPosition, wxDefaultSize, 0);
	NumberText->SetFont(wxFont(24, 70, 90, 92, false, wxEmptyString));
	
	TopSectionSizer->Add(HighPriorityIcon, 0, wxALL|wxALIGN_CENTER_VERTICAL, 0);
	TopSectionSizer->Add(AlertIcon, 0, wxALL|wxALIGN_CENTER_VERTICAL, 0);
	TopSectionSizer->Add(0, 0, 1, wxEXPAND, 5);
	TopSectionSizer->Add(NumberText, 0, wxALL|wxRIGHT|wxALIGN_CENTER_VERTICAL, 5);

	// Setup the scrollable section.
	
	Colour EventColour;
	EventColour.red = 40; EventColour.green = 80; EventColour.blue = 80;
	
	EventListFrame->SetSizer(EventListFrameSizer);

	EventListFrame->SetScrollRate(0,1);
	//EventListFrameSizer->FitInside(EventListFrame);
	EventListFrameSizer->Fit(EventListFrame);
	EventListFrameSizer->Layout();
	WindowSizer->Fit(this);

	// Setup the scroll window.
	
	MainSectionSizer->Add(EventListFrame, 1, wxGROW | wxALL, 10);
	
	WindowSizer->Add(TopSectionSizer, 1, wxEXPAND, 5);
	WindowSizer->Add(MainSectionSizer, 1, wxEXPAND, 5);

	this->SetSizer(WindowSizer);
	this->SetSize(size);
	this->Layout();
	this->SetBackgroundStyle(wxBG_STYLE_PAINT);
	this->Centre(wxBOTH);
	
	UpdateTopIcons();
	
	Connect(ID_DESELECTOTHERENTRIES, XCCALENDARDAY_DESELECTOTHERENTRIES, wxCommandEventHandler(XCCalendarDay::DeselectOthersEvent));
	Connect(ID_DESELECTALLITEMS, XCCALENDARDAY_DESELECTALLENTRIES, wxCommandEventHandler(XCCalendarDay::DeselectAllEvent));
	Connect(ID_HIDEENTRIES, XCCALENDARDAY_HIDEACCOUNTENTRIES, wxCommandEventHandler(XCCalendarDay::HideAccountEntries));
	Connect(ID_SHOWENTRIES, XCCALENDARDAY_SHOWACCOUNTENTRIES, wxCommandEventHandler(XCCalendarDay::ShowAccountEntries));
	Connect(ID_HIDECALENDARENTRIES, XCCALENDARDAY_HIDECALENDARENTRIES, wxCommandEventHandler(XCCalendarDay::HideCalendarEntries));
	Connect(ID_SHOWCALENDARENTRIES, XCCALENDARDAY_SHOWCALENDARENTRIES, wxCommandEventHandler(XCCalendarDay::ShowCalendarEntries));
	
}

XCCalendarDay::~XCCalendarDay(){
	
	// Destory the controls from the widget.
	
	for (vector<XCCalendarDayEntry*>::iterator CalendarEntryIter = CalendarEntryList.begin();
		CalendarEntryIter != CalendarEntryList.end(); CalendarEntryIter++){
	
		delete((*CalendarEntryIter));
			
	}
	
	CalendarEntryList.clear();
	
	this->Refresh();
	
}

void XCCalendarDay::Repaint(){
	
	wxPaintDC dc(this);
	wxPaintDC EventListFrameDC(EventListFrame);
	
	// Get the wxSizerItem for the top date and the entries part.

	wxSizerItem *TopSectionSizerItem = WindowSizer->GetItem((size_t)0);
	wxSizerItem *MainSectionSizerItem = WindowSizer->GetItem((size_t)1);
	wxRect TopSizer = wxRect(WindowSizer->GetPosition(), WindowSizer->GetSize());
	
	if (IsInMonth == true){
	
		dc.SetPen(wxPen(wxColor(255,255,255), 0, wxPENSTYLE_TRANSPARENT));
		dc.SetBrush(wxBrush(wxColor(255,255,255)));
		dc.DrawRectangle(TopSectionSizerItem->GetRect());
		dc.SetBrush(wxBrush(wxColor(225,225,225)));
		dc.DrawRectangle(MainSectionSizerItem->GetRect());
		EventListFrameDC.SetPen(wxPen(wxColor(255,255,255), 0, wxPENSTYLE_TRANSPARENT));
		EventListFrameDC.SetBrush(wxBrush(wxColor(225,225,225)));
		EventListFrameDC.DrawRectangle(EventListFrame->GetClientRect());
		
	} else {

		dc.SetPen(wxPen(wxColor(185,185,185), 0, wxPENSTYLE_TRANSPARENT));
		dc.SetBrush(wxBrush(wxColor(185,185,185)));
		dc.DrawRectangle(TopSectionSizerItem->GetRect());
		dc.SetBrush(wxBrush(wxColor(155,155,155)));
		dc.DrawRectangle(MainSectionSizerItem->GetRect());
		EventListFrameDC.SetPen(wxPen(wxColor(255,255,255), 0, wxPENSTYLE_TRANSPARENT));
		EventListFrameDC.SetBrush(wxBrush(wxColor(155,155,155)));
		EventListFrameDC.DrawRectangle(EventListFrame->GetClientRect());
		
	}
	
	// Draw the border.

	//dc.SetBrush(wxBrush(wxColor(0,0,0), wxBRUSHSTYLE_TRANSPARENT));

	this->Layout();
	
}

void XCCalendarDay::UpdateTopIcons(){
	
	bool AlarmFound = false;
	bool HighPriorityFound = false;
	
	for (vector<XCCalendarDayEntry*>::iterator EntryIter = CalendarEntryList.begin();
		EntryIter != CalendarEntryList.end(); EntryIter++){

		if ((*EntryIter)->GetDisplayAlarm() == true){
			
			AlarmFound = true;
			
		}

		if ((*EntryIter)->GetDisplayHighPriority() == true){
			
			HighPriorityFound = true;
			
		}
		
		if (AlarmFound == true && HighPriorityFound == true){
			
			break;
			
		}
		
	}
	
	AlertIcon->Show(AlarmFound);
	HighPriorityIcon->Show(HighPriorityFound);
	
}

void XCCalendarDay::PaintFrameEvent(wxPaintEvent &PaintEvent)
{

	Repaint();
	
}

void XCCalendarDay::ResizeFrameEvent(wxSizeEvent &SizeEvent)
{

	// TODO: Check if window size is less than 120 pixels and if it is,
	// switch to the small block mode.
	
	// Refresh the window.
	
	this->Refresh();
	
}

void XCCalendarDay::DeselectOthersEvent(wxCommandEvent &DeselectEvent)
{
	
	int SelectedEntryID = DeselectEvent.GetInt();

	wxCommandEvent DeselectEntryEvent(XCCALENDARDAYENTRY_DESELECT);
	DeselectEntryEvent.SetId(ID_ENTRYDESELECT);
	
	for (vector<XCCalendarDayEntry*>::iterator EntryIter = CalendarEntryList.begin();
		EntryIter != CalendarEntryList.end(); EntryIter++){
			
		if ((*EntryIter)->GetID() != SelectedEntryID){
			
			wxPostEvent((*EntryIter), DeselectEntryEvent);
			
		}
			
	}
	
	// Send event notification to deselect the other calendar entries.
	
	if (this->MonthViewPointer != nullptr){
		
		wxCommandEvent DeselectEvent(XCCALENDARMONTH_DESELECTOTHERENTRIES);
		DeselectEvent.SetClientData(this);
		DeselectEvent.SetId(ID_MONTHVIEWCLEARSELECTION);
		wxPostEvent(this->MonthViewPointer, DeselectEvent);
		
	}
	
}

void XCCalendarDay::DeselectAllEvent(wxCommandEvent &DeselectEvent)
{
	
	int SelectedEntryID = DeselectEvent.GetInt();
	
	wxCommandEvent DeselectEntryEvent(XCCALENDARDAYENTRY_DESELECT);
	DeselectEntryEvent.SetId(ID_ENTRYDESELECT);
	
	for (vector<XCCalendarDayEntry*>::iterator EntryIter = CalendarEntryList.begin();
		EntryIter != CalendarEntryList.end(); EntryIter++){

		wxPostEvent((*EntryIter), DeselectEntryEvent);
			
	}
	
}

void XCCalendarDay::SetupControl(int SetupDay, int SetupMonth, int SetupYear, bool SetupIsInMonth, XCCalendarMonthView *MonthViewPointer, CalendarDataStorage *dataStorage, vector<int> *hideAccounts, vector<int> *hideCalendars)
{
	
	// Set the day
	
	NumberText->SetLabel(wxString::Format("%02i", SetupDay));
	calendarDay = SetupDay;
	
	// Set the month

	calendarMonth = SetupMonth;
	
	// Set the year.

	calendarYear = SetupYear;
	
	// Setup the Is In Month value.
	
	IsInMonth = SetupIsInMonth;
	
	// Setup the month view pointer.
	
	this->MonthViewPointer = MonthViewPointer;
	
	// Setup the calendar items.
	
	CDSEntryList calendarItems = dataStorage->GetEventListByDate(SetupYear, SetupMonth, SetupDay);
	
	for (int entrySeek = 0; entrySeek < calendarItems.entryList.size(); entrySeek++){
		
		// Get the information about the calendar entry.
		
		CDSGetCalendarEntryInfo newEntryInfo = dataStorage->GetEvent(calendarItems.entryList[entrySeek]);
		CDSGetCalendarInfo newEntryCalendarInfo = dataStorage->GetCalendar(newEntryInfo.calendarID);
		
		// Setup the calendar entry.
		
		XCCalendarDayEntry *newEntry = new XCCalendarDayEntry(EventListFrame, newEntryInfo.entryName, wxDefaultPosition, wxDefaultSize, calendarItems.entryList[entrySeek]);
		
		newEntry->SetColour(&newEntryCalendarInfo.calendarColour);
		newEntry->SetTime(newEntryInfo.entryStartHour, newEntryInfo.entryStartMinute, newEntryInfo.entryStartSecond);
		newEntry->SetEntryIDs(newEntryCalendarInfo.accountID, newEntryInfo.calendarID, newEntryInfo.calendarEntryID);		
		
		EventListFrameSizer->Add(newEntry, 0, wxEXPAND, 5);
		wxSizerItem *afterSpacer = EventListFrameSizer->Add(0, 5, 0, 0, 5);
		
		newEntry->SetAfterSpacer(afterSpacer);
		
		// Go through the list of calendar entries to hide by account.
		
		for (vector<int>::iterator hideAccountsItem = hideAccounts->begin();
			hideAccountsItem != hideAccounts->end(); hideAccountsItem++){
				
			if (*hideAccountsItem = newEntryCalendarInfo.accountID){
				newEntry->Show(false);
				newEntry->GetAfterSpacer()->Show(false);
			}
				
		}
		
		// Go through the list of calendar entries to hide by calendar.
		
		for (vector<int>::iterator hideCalendarsItem = hideCalendars->begin();
			hideCalendarsItem != hideCalendars->end(); hideCalendarsItem++){
				
			if (*hideCalendarsItem == newEntryInfo.calendarID){
				newEntry->Show(false);
				newEntry->GetAfterSpacer()->Show(false);
			}			
				
		}
		
		CalendarEntryList.push_back(newEntry);
	}
	
}

void XCCalendarDay::HideAccountEntries(wxCommandEvent &accountData){
	
	// Go through each of the controls and hide the controls (and spacing) that
	// have the matched account IDs.
	
	int sizerPosition = 0;
	
	for (vector<XCCalendarDayEntry*>::iterator CalendarEntryIter = CalendarEntryList.begin();
		CalendarEntryIter != CalendarEntryList.end(); CalendarEntryIter++){
		
		(*CalendarEntryIter)->SetShowAccountStatus(false);
			
		if ((*CalendarEntryIter)->GetAccountID() == accountData.GetInt()){
			
			wxSizerItem *calendarItem = EventListFrameSizer->GetItem((*CalendarEntryIter));
			(*CalendarEntryIter)->Show(false);
			
			// Get the spacing and hide it as well.
			
			wxSizerItem *afterSpacer = (*CalendarEntryIter)->GetAfterSpacer();
			afterSpacer->Show(false);
			
		}
			
	}
	
	this->Refresh();
	Repaint();
	
}

void XCCalendarDay::ShowAccountEntries(wxCommandEvent &accountData){
	
	// Go through each of the controls and hide the controls (and spacing) that
	// have the matched account IDs.
	
	int sizerPosition = 0;
	
	for (vector<XCCalendarDayEntry*>::iterator CalendarEntryIter = CalendarEntryList.begin();
		CalendarEntryIter != CalendarEntryList.end(); CalendarEntryIter++){
		
		(*CalendarEntryIter)->SetShowAccountStatus(true);
			
		if ((*CalendarEntryIter)->GetShowCalendarStatus() == false){
			continue;
		}
			
		if ((*CalendarEntryIter)->GetAccountID() == accountData.GetInt()){
			
			wxSizerItem *calendarItem = EventListFrameSizer->GetItem((*CalendarEntryIter));
			(*CalendarEntryIter)->Show(true);
			
			// Get the spacing and hide it as well.
			
			wxSizerItem *afterSpacer = (*CalendarEntryIter)->GetAfterSpacer();
			afterSpacer->Show(true);
			
		}
			
	}
	
	this->Refresh();
	Repaint();
	
}

void XCCalendarDay::HideCalendarEntries(wxCommandEvent &calendarData){
	
	// Go through each of the controls and hide the controls (and spacing) that
	// have the matched account IDs.
	
	int sizerPosition = 0;
	
	for (vector<XCCalendarDayEntry*>::iterator CalendarEntryIter = CalendarEntryList.begin();
		CalendarEntryIter != CalendarEntryList.end(); CalendarEntryIter++){
			
		if ((*CalendarEntryIter)->GetCalendarID() == calendarData.GetInt()){
			
			(*CalendarEntryIter)->SetShowCalendarStatus(false);
			
			wxSizerItem *calendarItem = EventListFrameSizer->GetItem((*CalendarEntryIter));
			(*CalendarEntryIter)->Show(false);
			
			// Get the spacing and hide it as well.
			
			wxSizerItem *afterSpacer = (*CalendarEntryIter)->GetAfterSpacer();
			afterSpacer->Show(false);
			
		}
			
	}
	
	this->Refresh();
	Repaint();
	
}

void XCCalendarDay::ShowCalendarEntries(wxCommandEvent &calendarData){
	
	// Go through each of the controls and hide the controls (and spacing) that
	// have the matched account IDs.
	
	int sizerPosition = 0;
	
	for (vector<XCCalendarDayEntry*>::iterator CalendarEntryIter = CalendarEntryList.begin();
		CalendarEntryIter != CalendarEntryList.end(); CalendarEntryIter++){
			
		if ((*CalendarEntryIter)->GetCalendarID() == calendarData.GetInt()){
			
			(*CalendarEntryIter)->SetShowCalendarStatus(true);
			
			if ((*CalendarEntryIter)->GetShowAccountStatus() == false){
				
				// Don't show the calendar entry because the account status
				// is set to hidden. Continue to the next one.
				
				continue;
				
			}
			
			wxSizerItem *calendarItem = EventListFrameSizer->GetItem((*CalendarEntryIter));
			(*CalendarEntryIter)->Show(true);
			
			// Get the spacing and hide it as well.
			
			wxSizerItem *afterSpacer = (*CalendarEntryIter)->GetAfterSpacer();
			afterSpacer->Show(true);
			
		}
			
	}
	
	this->Refresh();
	Repaint();
	
}