/*
    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>

    This file is part of DCP-o-matic.

    DCP-o-matic 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.

    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.

*/


#include "self_dkdm_dialog.h"
#include "wx_util.h"
#include "kdm_output_panel.h"
#include "kdm_cpl_panel.h"
#include "static_text.h"
#include "lib/film.h"
#include "lib/screen.h"
#include "lib/config.h"
#include <dcp/warnings.h>
#include <libcxml/cxml.h>
#ifdef DCPOMATIC_USE_OWN_PICKER
#include "dir_picker_ctrl.h"
#else
LIBDCP_DISABLE_WARNINGS
#include <wx/filepicker.h>
LIBDCP_ENABLE_WARNINGS
#endif
LIBDCP_DISABLE_WARNINGS
#include <wx/treectrl.h>
#include <wx/listctrl.h>
#include <wx/stdpaths.h>
LIBDCP_ENABLE_WARNINGS
#include <iostream>


using std::string;
using std::map;
using std::list;
using std::pair;
using std::cout;
using std::vector;
using std::make_pair;
using std::shared_ptr;
using boost::bind;


SelfDKDMDialog::SelfDKDMDialog (wxWindow* parent, std::shared_ptr<const Film> film)
	: wxDialog (parent, wxID_ANY, _("Make DKDM for DCP-o-matic"))
{
	/* Main sizer */
	auto vertical = new wxBoxSizer (wxVERTICAL);

	/* Font for sub-headings */
	wxFont subheading_font (*wxNORMAL_FONT);
	subheading_font.SetWeight (wxFONTWEIGHT_BOLD);

	/* Sub-heading: CPL */
	auto h = new StaticText (this, _("CPL"));
	h->SetFont (subheading_font);
	vertical->Add (h);
	_cpl = new KDMCPLPanel (this, film->cpls ());
	vertical->Add (_cpl);

	/* Sub-heading: output */
	h = new StaticText (this, _("Output"));
	h->SetFont (subheading_font);
	vertical->Add (h, 0, wxTOP, DCPOMATIC_SIZER_Y_GAP * 2);

	_internal = new wxRadioButton (this, wxID_ANY, _("Save to KDM Creator tool's list"));
	vertical->Add (_internal, 0, wxTOP, DCPOMATIC_SIZER_Y_GAP);

	auto w = new wxBoxSizer (wxHORIZONTAL);

	_write_to = new wxRadioButton (this, wxID_ANY, _("Write to"));
	w->Add (_write_to, 0, wxALIGN_CENTER_VERTICAL | wxRIGHT, DCPOMATIC_SIZER_GAP);

#ifdef DCPOMATIC_USE_OWN_PICKER
	_folder = new DirPickerCtrl (this);
#else
	_folder = new wxDirPickerCtrl (this, wxID_ANY, wxEmptyString, wxDirSelectorPromptStr, wxDefaultPosition, wxSize (300, -1));
#endif

	_folder->SetPath (wxStandardPaths::Get().GetDocumentsDir());

	w->Add (_folder, 1, wxEXPAND);

	vertical->Add (w, 0, wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);

	/* Make an overall sizer to get a nice border, and put some buttons in */

	auto overall_sizer = new wxBoxSizer (wxVERTICAL);
	overall_sizer->Add (vertical, 0, wxEXPAND | wxTOP | wxLEFT | wxRIGHT, DCPOMATIC_DIALOG_BORDER);

	auto buttons = CreateSeparatedButtonSizer (wxOK | wxCANCEL);
	if (buttons) {
		overall_sizer->Add (buttons, 0, wxEXPAND | wxALL, DCPOMATIC_SIZER_Y_GAP);
	}

	SetSizer (overall_sizer);
	overall_sizer->Layout ();
	overall_sizer->SetSizeHints (this);

	switch (Config::instance()->last_dkdm_write_type().get_value_or(Config::DKDM_WRITE_INTERNAL)) {
	case Config::DKDM_WRITE_INTERNAL:
		_internal->SetValue (true);
		break;
	case Config::DKDM_WRITE_FILE:
		_write_to->SetValue (true);
		break;
	}
	setup_sensitivity ();

	_internal->Bind (wxEVT_RADIOBUTTON, bind (&SelfDKDMDialog::dkdm_write_type_changed, this));
	_write_to->Bind (wxEVT_RADIOBUTTON, bind (&SelfDKDMDialog::dkdm_write_type_changed, this));
}


void
SelfDKDMDialog::dkdm_write_type_changed ()
{
	setup_sensitivity ();

	if (_internal->GetValue()) {
		Config::instance()->set_last_dkdm_write_type(Config::DKDM_WRITE_INTERNAL);
	} else if (_write_to->GetValue()) {
		Config::instance()->set_last_dkdm_write_type(Config::DKDM_WRITE_FILE);
	}
}


void
SelfDKDMDialog::setup_sensitivity ()
{
	_folder->Enable (_write_to->GetValue ());

	auto ok = dynamic_cast<wxButton *>(FindWindowById(wxID_OK, this));
	if (ok) {
		ok->Enable (_cpl->has_selected ());
	}
}


boost::filesystem::path
SelfDKDMDialog::cpl () const
{
	return _cpl->cpl ();
}


bool
SelfDKDMDialog::internal () const
{
	return _internal->GetValue ();
}


boost::filesystem::path
SelfDKDMDialog::directory () const
{
	return wx_to_std (_folder->GetPath());
}