# Copyright 2021 (c) Anna Schumaker.
import db
import scanner
from gi.repository import Gtk
from gi.repository import GObject
from . import view

class LibraryButtons(Gtk.Box):
    def __init__(self, library):
        Gtk.Box.__init__(self)
        self.append(scanner.RemoveButton(library))
        self.append(scanner.UpdateButton(library))
        self.add_css_class("linked")


class LibraryPopover(Gtk.Popover):
    def __init__(self, library):
        Gtk.Popover.__init__(self)
        box = Gtk.Box.new(Gtk.Orientation.HORIZONTAL, 10)
        box.append(LibraryButtons(library))
        box.append(scanner.EnableSwitch(library))
        self.set_child(box)


class ProgressBar(Gtk.Box):
    def __init__(self):
        Gtk.Box.__init__(self)
        self.append(Gtk.Label.new(" "))
        self.append(scanner.ProgressBar())
        self.append(Gtk.Label.new(" "))


class AddPlaylistEntry(Gtk.Entry):
    def __init__(self):
        Gtk.Entry.__init__(self)
        self.set_placeholder_text("Add new playlist")
        self.set_icon_from_icon_name(Gtk.EntryIconPosition.PRIMARY, "list-add")
        self.connect("icon-release", self.icon_released)

    def icon_released(self, entry, pos):
        if pos == Gtk.EntryIconPosition.SECONDARY:
            self.set_text("")
        else:
            self.emit("activate")

    def do_activate(self):
        if self.get_text() != "":
            self.emit("activated-playlist", db.user.Table.find(self.get_text()))
            scanner.commit()
            self.set_text("")

    def do_changed(self):
        icon = None if self.get_text() == "" else "edit-clear-symbolic"
        self.set_icon_from_icon_name(Gtk.EntryIconPosition.SECONDARY, icon)

    @GObject.Signal(arg_types=(db.playlist.Playlist,))
    def activated_playlist(self, playlist): pass


class AddPlaylistPopover(Gtk.Popover):
    def __init__(self):
        Gtk.Popover.__init__(self)
        self.add_css_class("normal-icons")
        self.box = Gtk.Box.new(Gtk.Orientation.VERTICAL, 5)
        self.box.append(view.UserView())
        self.box.append(AddPlaylistEntry())
        self.box.set_focus_child(self.box.get_last_child())
        self.set_child(self.box)

    def get_view(self): return self.box.get_first_child()
    def get_entry(self): return self.box.get_last_child()


class AddPlaylistButton(Gtk.MenuButton):
    def __init__(self):
        Gtk.MenuButton.__init__(self)
        self.set_icon_name("list-add")
        self.set_direction(Gtk.ArrowType.UP)
        self.set_popover(AddPlaylistPopover())

        self.get_popover().get_view().connect("activate", self.view_activate)
        self.get_popover().get_entry().connect("activated-playlist", self.entry_activate)

    def entry_activate(self, entry, playlist):
        self.emit("add-to-playlist", playlist)

    def view_activate(self, view, position):
        self.emit("add-to-playlist", view.get_model().get_item(position))

    @GObject.Signal(arg_types=(db.playlist.Playlist,))
    def add_to_playlist(self, playlist): pass


class AddUpdateBox(Gtk.Box):
    def __init__(self):
        Gtk.Box.__init__(self)
        self.add_css_class("large-icons")
        self.add_css_class("linked")
        self.set_homogeneous(True)

        self.set_margin_top(5)
        self.set_margin_bottom(5)
        self.set_margin_start(5)
        self.set_margin_end(5)

        self.append(AddPlaylistButton())
        self.append(scanner.AddFolderButton())
        self.append(scanner.UpdateAllButton())