import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk
from notebook import Notebook
from newlensdialog import NewlensDialog
from db import DB

dirty = False
name = "Lens Database"
version = "0.1"
db = None

class SearchDialog(Gtk.Dialog):
    def __init__(self, builder):
        self.builder = builder
        Gtk.Dialog.__init__(self, parent=None)
        self.set_title("Search for lens")
        self.set_default_size(200, 100)
        self.add_button("_OK", Gtk.ResponseType.OK)
        btn = self.add_button("_Cancel", Gtk.ResponseType.CANCEL)
        self.connect("response", self.on_response)

        box = self.get_content_area()
        makerLabel= Gtk.Label(label="Lens Maker")
        box.add(makerLabel)
        self.makerEntry = Gtk.Entry()
        self.makerEntry.set_placeholder_text("Lens Maker")
        self.makerEntry.set_tooltip_text("Enter possible name of lens maker")
        box.add(self.makerEntry)
        dataLabel = Gtk.Label(label="Lens data")
        box.add(dataLabel)
        self.dataEntry = Gtk.Entry()
        self.dataEntry.set_placeholder_text("Lens data")
        self.dataEntry.set_tooltip_text("Enter all or parts of lens data")
        box.add(self.dataEntry)
        self.show_all()
        btn.grab_focus()
        
    def on_response(self, dialog, response):
        if response == Gtk.ResponseType.OK:
            from searchwindow import SearchResultDialog
            search = SearchResultDialog(self.builder, db)
            maker = self.makerEntry.get_text()
            data = self.dataEntry.get_text()
            self.destroy()
            search.addLensData((maker, data))
            #return True
        elif response == Gtk.ResponseType.CANCEL:
            pass
        else:
            pass

class RemoveMakerDialog(Gtk.Dialog):
    def __init__(self, notebook):
        self.nb = notebook
        self.maker = self.nb.getCurrentPageLabel()
        Gtk.Dialog.__init__(self, parent=None)
        self.set_title("Remove Lens Maker")
        self.set_default_size(100, 100)
        self.add_button("_OK", Gtk.ResponseType.OK)
        btn = self.add_button("_Cancel", Gtk.ResponseType.CANCEL)
        self.connect("response", self.on_response)

        box = self.get_content_area()
        makerLabel= Gtk.Label()
        makerLabel.set_markup('<span foreground="red" size="x-large"><b>Remove [' + self.maker + '] and all lenses?</b></span>')
        box.add(makerLabel)
        self.show_all()
        btn.grab_focus()
        
    def on_response(self, dialog, response):
        if response == Gtk.ResponseType.OK:
            try:
                db.deleteMaker(self.maker)
                self.nb.deletePage(self.nb.getCurrentPage())
            except Exception as err:
                print(err)
                raise
        elif response == Gtk.ResponseType.CANCEL:
            pass
        else:
            pass
        dialog.destroy()        

class NewlensmakerDialog(Gtk.Dialog):
    def __init__(self, builder):
        self.builder = builder
        Gtk.Dialog.__init__(self, parent=None)
        self.set_title("New Lens Maker")
        self.set_default_size(200, 100)
        self.add_button("_OK", Gtk.ResponseType.OK)
        btn = self.add_button("_Cancel", Gtk.ResponseType.CANCEL)
        self.connect("response", self.on_response)

        box = self.get_content_area()
        label = Gtk.Label(label="Lens Maker")
        box.add(label)
        self.entry = Gtk.Entry()
        self.entry.set_placeholder_text("Lens Maker")
        self.entry.set_tooltip_text("Enter name of lens maker")
        box.add(self.entry)
        self.show_all()
        btn.grab_focus()

    def on_response(self, dialog, response):
        if response == Gtk.ResponseType.OK:
            notebook = Notebook(self.builder, db)
            notebook.addPage(self.entry.get_text())
        elif response == Gtk.ResponseType.CANCEL:
            pass
        else:
            pass
        dialog.destroy()        

class Handler:
    def __init__(self, builder):
        self.builder = builder

    def on_destroy(self, *args):
        Gtk.main_quit()

    def on_app_quit(self, *args):
        if dirty:
            """ show warning """
        self.on_destroy(self, args)
    
    def on_show_about(self, menuitem, data=None):
        about = self.builder.get_object("about_dialog")
        about.run()
        about.hide()
        return True

    def on_find_lens_clicked(self, *args):
        """ Find lens"""
        dialog = SearchDialog(self.builder)
        dialog.run()
        return True
    
    def on_add_lens_clicked(self, *args):
        """ Add lens"""
        dialog = NewlensDialog(self.builder, db)
        dialog.run()
        return True
    
    def on_new_maker_clicked(self, *args):
        """ New lens maker"""
        dialog = NewlensmakerDialog(self.builder)
        dialog.run()
        return True

    def on_remove_maker_clicked(self, *args):
        """ Remove lens maker"""
        notebook = Notebook(self.builder, db)
        dialog = RemoveMakerDialog(notebook)
        dialog.run()
        return True

class MainWindow:
    def __init__(self, path):
        global db
        db = DB(path);
        self.builder = Gtk.Builder()
        self.builder.add_from_file(path + "/lensdatabase.ui")
        self.builder.connect_signals(Handler(self.builder))
    
        main_window = self.builder.get_object("main_window")
        aboutdialog = self.builder.get_object("about_dialog")
        aboutdialog.set_program_name(name)
        aboutdialog.set_version(version)
        self.load()
        main_window.show_all()
        
    def load(self):
        makers = db.getMakers()
        notebook = Notebook(self.builder, None)
        for row in makers:
            for maker in row:
                lenses = db.getLenses(maker)
                notebook.addPage(maker)
                for lens in lenses:
                    notebook.addRow(maker, lens)
        notebook.setDB(db)