from gettext import gettext as _
from typing import Optional, TYPE_CHECKING, List, Any, cast, Callable, Set, Dict
import html
import logging
import cairo
import os

from blueman.bluez.Adapter import Adapter
from blueman.bluez.Battery import Battery
from blueman.bluez.Device import Device
from blueman.bluez.Manager import Manager
from blueman.gui.DeviceList import DeviceList
from blueman.DeviceClass import get_minor_class, get_major_class, gatt_appearance_to_name
from blueman.gui.GenericList import ListDataDict
from blueman.gui.manager.ManagerDeviceMenu import ManagerDeviceMenu
from blueman.Constants import PIXMAP_PATH
from blueman.Functions import launch
from blueman.Sdp import ServiceUUID, OBEX_OBJPUSH_SVCLASS_ID
from blueman.gui.GtkAnimation import TreeRowFade, CellFade, AnimBase
from _blueman import ConnInfoReadError, conn_info

import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk
from gi.repository import GLib
from gi.repository import GObject
from gi.repository import Gio
from gi.repository import Gdk
from gi.repository import GdkPixbuf
from gi.repository import Pango

if TYPE_CHECKING:
    from blueman.main.Manager import Blueman


class SurfaceObject(GObject.Object):
    __gtype_name__ = "SurfaceObject"

    def __init__(self, surface: cairo.ImageSurface) -> None:
        super().__init__()
        self.surface = surface


class ManagerDeviceList(DeviceList):
    def __init__(self, inst: "Blueman", adapter: Optional[str] = None) -> None:
        cr = Gtk.CellRendererText()
        cr.props.ellipsize = Pango.EllipsizeMode.END
        tabledata: List[ListDataDict] = [
            # device picture
            {"id": "device_surface", "type": SurfaceObject, "renderer": Gtk.CellRendererPixbuf(),
             "render_attrs": {}, "celldata_func": (self._set_cell_data, None)},
            # device caption
            {"id": "caption", "type": str, "renderer": cr,
             "render_attrs": {"markup": 1}, "view_props": {"expand": True}},
            {"id": "battery_pb", "type": GdkPixbuf.Pixbuf, "renderer": Gtk.CellRendererPixbuf(),
             "render_attrs": {}, "view_props": {"spacing": 0},
             "celldata_func": (self._set_cell_data, "battery")},
            {"id": "rssi_pb", "type": GdkPixbuf.Pixbuf, "renderer": Gtk.CellRendererPixbuf(),
             "render_attrs": {}, "view_props": {"spacing": 0},
             "celldata_func": (self._set_cell_data, "rssi")},
            {"id": "tpl_pb", "type": GdkPixbuf.Pixbuf, "renderer": Gtk.CellRendererPixbuf(),
             "render_attrs": {}, "view_props": {"spacing": 0},
             "celldata_func": (self._set_cell_data, "tpl")},
            {"id": "alias", "type": str},  # used for quick access instead of device.GetProperties
            {"id": "connected", "type": bool},  # used for quick access instead of device.GetProperties
            {"id": "paired", "type": bool},  # used for quick access instead of device.GetProperties
            {"id": "trusted", "type": bool},  # used for quick access instead of device.GetProperties
            {"id": "objpush", "type": bool},  # used to set Send File button
            {"id": "battery", "type": float},
            {"id": "rssi", "type": float},
            {"id": "tpl", "type": float},
            {"id": "cell_fader", "type": CellFade},
            {"id": "row_fader", "type": TreeRowFade},
            {"id": "initial_anim", "type": bool},
            {"id": "blocked", "type": bool}
        ]
        super().__init__(adapter, tabledata)
        self.set_name("ManagerDeviceList")
        self.set_headers_visible(False)
        self.props.has_tooltip = True
        self.Blueman = inst

        self._monitored_devices: Set[str] = set()

        self.manager.connect_signal("battery-created", self.on_battery_created)
        self.manager.connect_signal("battery-removed", self.on_battery_removed)
        self._batteries: Dict[str, Battery] = {}

        self.Config = Gio.Settings(schema_id="org.blueman.general")
        self.Config.connect('changed', self._on_settings_changed)
        # Set the correct sorting
        self._on_settings_changed(self.Config, "sort-by")
        self._on_settings_changed(self.Config, "sort-type")

        self.connect("query-tooltip", self.tooltip_query)
        self.tooltip_row: Optional[Gtk.TreePath] = None
        self.tooltip_col: Optional[Gtk.TreeViewColumn] = None

        self.connect("popup-menu", self._on_popup_menu)
        self.connect("button-press-event", self._on_event_clicked)
        self.connect("button-release-event", self._on_event_clicked)
        self.connect("key-press-event", self._on_key_pressed)

        self.menu: Optional[ManagerDeviceMenu] = None

        self.connect("drag_data_received", self.drag_recv)
        self.connect("drag-motion", self.drag_motion)

        Gtk.Widget.drag_dest_set(self, Gtk.DestDefaults.ALL, [], Gdk.DragAction.COPY | Gdk.DragAction.DEFAULT)
        Gtk.Widget.drag_dest_add_uri_targets(self)

        self.set_search_equal_func(self.search_func)
        self.filter.set_visible_func(self.filter_func)

    def _on_settings_changed(self, settings: Gio.Settings, key: str) -> None:
        if key in ('sort-by', 'sort-order'):
            sort_by = settings['sort-by']
            sort_order = settings['sort-order']

            if sort_order == 'ascending':
                sort_type = Gtk.SortType.ASCENDING
            else:
                sort_type = Gtk.SortType.DESCENDING

            column_id = self.ids.get(sort_by)

            if column_id:
                self.liststore.set_sort_column_id(column_id, sort_type)

    def on_icon_theme_changed(self, _icon_them: Gtk.IconTheme) -> None:
        for row in self.liststore:
            device = self.get(row.iter, "device")["device"]
            self.row_setup_event(row.iter, device)

    def on_battery_created(self, _manager: Manager, obj_path: str) -> None:
        if obj_path not in self._batteries:
            battery_proxy = Battery(obj_path=obj_path)
            self._batteries[obj_path] = battery_proxy
            logging.debug(f"{obj_path} {battery_proxy['Percentage']}")

    def on_battery_removed(self, _manager: Manager, obj_path: str) -> None:
        if obj_path in self._batteries:
            battery = self._batteries.pop(obj_path)
            battery.destroy()

    def search_func(self, model: Gtk.TreeModel, column: int, key: str, tree_iter: Gtk.TreeIter) -> bool:
        row = self.get(tree_iter, "caption")
        if key.lower() in row["caption"].lower():
            return False
        logging.info(f"{model} {column} {key} {tree_iter}")
        return True

    def filter_func(self, _model: Gtk.TreeModel, tree_iter: Gtk.TreeIter, _data: Any) -> bool:
        row = self.get(tree_iter, "no_name", "device")
        device = row["device"]
        klass = get_minor_class(device["Class"]) if device is not None else None

        if row["no_name"] and self.Config["hide-unnamed"] and klass not in (_("Keyboard"), _("Combo")):
            logging.info("Hiding unnamed device")
            return False
        else:
            return True

    def drag_recv(self, _widget: Gtk.Widget, context: Gdk.DragContext, x: int, y: int, selection: Gtk.SelectionData,
                  _info: int, time: int) -> None:

        uris = list(selection.get_uris())

        context.finish(True, False, time)

        path = self.get_path_at_pos(x, y)
        if path:
            tree_iter = self.get_iter(path[0])
            assert tree_iter is not None
            device = self.get(tree_iter, "device")["device"]
            command = f"blueman-sendto --device={device['Address']}"

            launch(command, paths=uris, name=_("File Sender"))
            context.finish(True, False, time)
        else:
            context.finish(False, False, time)

    def drag_motion(self, _widget: Gtk.Widget, drag_context: Gdk.DragContext, x: int, y: int, timestamp: int) -> bool:
        result = self.get_path_at_pos(x, y)
        if result is not None:
            path = result[0]
            assert path is not None
            path = self.filter.convert_path_to_child_path(path)
            if path is None:
                return False

            if not self.selection.path_is_selected(path):
                tree_iter = self.get_iter(path)
                assert tree_iter is not None
                has_obj_push = self._has_objpush(self.get(tree_iter, "device")["device"])
                if has_obj_push:
                    Gdk.drag_status(drag_context, Gdk.DragAction.COPY, timestamp)
                    self.set_cursor(path)
                    return True
                else:
                    Gdk.drag_status(drag_context, Gdk.DragAction.DEFAULT, timestamp)
                    return False
            return False
        else:
            Gdk.drag_status(drag_context, Gdk.DragAction.DEFAULT, timestamp)
            return False

    def _on_popup_menu(self, _widget: Gtk.Widget) -> bool:
        if self.menu is None:
            self.menu = ManagerDeviceMenu(self.Blueman)

        window = self.get_window()
        assert window is not None
        selected = self.selected()
        assert selected is not None
        rect = self.get_cell_area(self.liststore.get_path(selected), self.get_column(1))
        self.menu.popup_at_rect(window, rect, Gdk.Gravity.CENTER, Gdk.Gravity.NORTH)

        return True

    def _on_event_clicked(self, _widget: Gtk.Widget, event: Gdk.Event) -> bool:
        if event.type not in (Gdk.EventType._2BUTTON_PRESS, Gdk.EventType.BUTTON_PRESS):
            return False

        posdata = self.get_path_at_pos(int(cast(Gdk.EventButton, event).x), int(cast(Gdk.EventButton, event).y))
        if posdata is None:
            return False
        else:
            path = posdata[0]
            assert path is not None

        tree_iter = self.filter.get_iter(path)
        assert tree_iter is not None
        child_iter = self.filter.convert_iter_to_child_iter(tree_iter)
        assert child_iter is not None
        row = self.get(child_iter, "device", "connected")
        if not row:
            return False

        if self.menu is None:
            self.menu = ManagerDeviceMenu(self.Blueman)

        if event.type == Gdk.EventType._2BUTTON_PRESS and cast(Gdk.EventButton, event).button == 1:
            if self.menu.show_generic_connect_calc(row["device"]['UUIDs']):
                if row["connected"]:
                    self.menu.disconnect_service(row["device"])
                elif Adapter(obj_path=row["device"]["Adapter"])["Powered"]:
                    self.menu.connect_service(row["device"])

        if event.type == Gdk.EventType.BUTTON_PRESS and cast(Gdk.EventButton, event).button == 3:
            self.menu.popup_at_pointer(event)

        return False

    def _on_key_pressed(self, _widget: Gtk.Widget, event: Gdk.EventKey) -> bool:
        if not (event.state & Gdk.ModifierType.CONTROL_MASK and event.keyval == Gdk.KEY_c):
            return False

        selected = self.selected()
        if not selected:
            return False

        row = self.get(selected, "device")
        if not row:
            return False

        Gtk.Clipboard.get(Gdk.SELECTION_CLIPBOARD).set_text(row["device"]["Address"], -1)
        return True

    def _load_surface(self, icon_name: str, size: int) -> cairo.ImageSurface:
        window = self.get_window()
        scale = self.get_scale_factor()
        icon_info = self.icon_theme.lookup_icon_for_scale(icon_name, size, scale, Gtk.IconLookupFlags.FORCE_SIZE)

        if icon_info is None:
            logging.error(f"Failed to look up icon \"{icon_name}\" likely due to broken icon theme.")
            missing_icon_info = self.icon_theme.lookup_icon_for_scale(
                "image-missing",
                size,
                scale,
                Gtk.IconLookupFlags.FORCE_SIZE
            )
            assert missing_icon_info is not None
            return cast(cairo.ImageSurface, missing_icon_info.load_surface(window))
        else:
            return cast(cairo.ImageSurface, icon_info.load_surface(window))

    def _make_device_icon(self, icon_name: str, is_paired: bool, is_connected: bool, is_trusted: bool,
                          is_blocked: bool) -> cairo.ImageSurface:
        scale = self.get_scale_factor()
        target = self._load_surface(icon_name, 48)
        ctx = cairo.Context(target)

        if is_connected or is_paired:
            icon = "blueman-connected-emblem" if is_connected else "blueman-paired-emblem"
            paired_surface = self._load_surface(icon, 16)
            ctx.set_source_surface(paired_surface, 1 / scale, 1 / scale)
            ctx.paint_with_alpha(0.8)

        if is_trusted:
            trusted_surface = self._load_surface("blueman-trusted-emblem", 16)
            assert isinstance(target, cairo.ImageSurface)
            height = target.get_height()
            mini_height = trusted_surface.get_height()
            y = height / scale - mini_height / scale - 1 / scale

            ctx.set_source_surface(trusted_surface, 1 / scale, y)
            ctx.paint_with_alpha(0.8)

        if is_blocked:
            blocked_surface = self._load_surface("blueman-blocked-emblem", 16)
            assert isinstance(target, cairo.ImageSurface)
            width = target.get_width()
            mini_width = blocked_surface.get_width()
            ctx.set_source_surface(blocked_surface, (width - mini_width - 1) / scale, 1 / scale)
            ctx.paint_with_alpha(0.8)

        return target

    def device_remove_event(self, object_path: str) -> None:
        tree_iter = self.find_device_by_path(object_path)
        assert tree_iter is not None

        iter_set, _child_tree_iter = self.filter.convert_child_iter_to_iter(tree_iter)
        if iter_set:
            row_fader = self.get(tree_iter, "row_fader")["row_fader"]
            self._prepare_fader(row_fader, lambda: self.__fader_finished(object_path))
            row_fader.animate(start=row_fader.get_state(), end=0.0, duration=400)

    def __fader_finished(self, object_path: str) -> None:
        super().device_remove_event(object_path)

    @staticmethod
    def make_caption(name: str, klass: str, address: str) -> str:
        return "<span size='x-large'>%(0)s</span>\n<span size='small'>%(1)s</span>\n<i>%(2)s</i>" \
               % {"0": html.escape(name), "1": klass, "2": address}

    @staticmethod
    def make_display_name(alias: str, klass: int, address: str) -> str:
        if alias.replace("-", ":") == address:
            return _("Unnamed device")
        else:
            return alias

    @staticmethod
    def get_device_class(device: Device) -> str:
        klass = get_minor_class(device['Class'])
        if klass != _("Uncategorized"):
            return klass
        else:
            return get_major_class(device['Class'])

    def row_setup_event(self, tree_iter: Gtk.TreeIter, device: Device) -> None:
        if not self.get(tree_iter, "initial_anim")["initial_anim"]:
            assert self.liststore is not None
            child_path = self.liststore.get_path(tree_iter)
            result = self.filter.convert_child_path_to_path(child_path)

            if child_path is not None:
                cell_fader = CellFade(self, child_path, [2, 3, 4, 5])
                row_fader = TreeRowFade(self, child_path)

                self.set(tree_iter, row_fader=row_fader, cell_fader=cell_fader)

                cell_fader.freeze()

                if result is not None:
                    self._prepare_fader(row_fader).animate(start=0.0, end=1.0, duration=500)
                    self.set(tree_iter, initial_anim=True)
                else:
                    self.set(tree_iter, initial_anim=False)

        has_objpush = self._has_objpush(device)
        klass = get_minor_class(device['Class'])
        # Bluetooth >= 4 devices use Appearance property
        appearance = device["Appearance"]
        if klass != _("Uncategorized") and klass != _("Unknown"):
            description = klass
        elif klass == _("Unknown") and appearance:
            description = gatt_appearance_to_name(appearance)
        else:
            description = get_major_class(device['Class'])

        surface = self._make_device_icon(device["Icon"], device["Paired"], device["Connected"], device["Trusted"],
                                         device["Blocked"])
        surface_object = SurfaceObject(surface)
        display_name = self.make_display_name(device.display_name, device["Class"], device['Address'])
        caption = self.make_caption(display_name, description, device['Address'])

        self.set(tree_iter, caption=caption, alias=display_name, objpush=has_objpush, device_surface=surface_object)

        try:
            self.row_update_event(tree_iter, "Trusted", device['Trusted'])
        except Exception as e:
            logging.exception(e)
        try:
            self.row_update_event(tree_iter, "Paired", device['Paired'])
        except Exception as e:
            logging.exception(e)
        try:
            self.row_update_event(tree_iter, "Connected", device["Connected"])
        except Exception as e:
            logging.exception(e)
        try:
            self.row_update_event(tree_iter, "Blocked", device["Blocked"])
        except Exception as e:
            logging.exception(e)

        if device["Connected"]:
            self._monitor_power_levels(tree_iter, device)

    def _monitor_power_levels(self, tree_iter: Gtk.TreeIter, device: Device) -> None:
        if device["Address"] in self._monitored_devices:
            return

        assert self.Adapter is not None
        cinfo = conn_info(device["Address"], os.path.basename(self.Adapter.get_object_path()))
        try:
            cinfo.init()
        except ConnInfoReadError:
            logging.warning("Failed to get power levels, probably a LE device.")

        model = self.liststore
        assert isinstance(model, Gtk.TreeModel)
        r = Gtk.TreeRowReference.new(model, model.get_path(tree_iter))
        self._update_power_levels(tree_iter, device, cinfo)
        GLib.timeout_add(1000, self._check_power_levels, r, cinfo, device["Address"])
        self._monitored_devices.add(device["Address"])

    def _check_power_levels(self, row_ref: Gtk.TreeRowReference, cinfo: conn_info, address: str) -> bool:
        if not row_ref.valid():
            logging.warning("stopping monitor (row does not exist)")
            cinfo.deinit()
            self._monitored_devices.remove(address)
            return False

        tree_iter = self.get_iter(row_ref.get_path())
        assert tree_iter is not None

        device = self.get(tree_iter, "device")["device"]

        if device["Connected"]:
            self._update_power_levels(tree_iter, device, cinfo)
            return True
        else:
            cinfo.deinit()
            self._disable_power_levels(tree_iter)
            self._monitored_devices.remove(address)
            return False

    def row_update_event(self, tree_iter: Gtk.TreeIter, key: str, value: Any) -> None:
        logging.info(f"{key} {value}")

        device = self.get(tree_iter, "device")["device"]

        if key in ("Blocked", "Connected", "Paired", "Trusted"):
            surface = self._make_device_icon(device["Icon"], device["Paired"], device["Connected"], device["Trusted"],
                                             device["Blocked"])
            self.set(tree_iter, device_surface=SurfaceObject(surface))

        if key == "Trusted":
            if value:
                self.set(tree_iter, trusted=True)
            else:
                self.set(tree_iter, trusted=False)

        elif key == "Paired":
            if value:
                self.set(tree_iter, paired=True)
            else:
                self.set(tree_iter, paired=False)

        elif key == "Alias":
            c = self.make_caption(value, self.get_device_class(device), device['Address'])
            name = self.make_display_name(device.display_name, device["Class"], device["Address"])
            self.set(tree_iter, caption=c, alias=name)

        elif key == "UUIDs":
            has_objpush = self._has_objpush(device)
            self.set(tree_iter, objpush=has_objpush)

        elif key == "Connected":
            self.set(tree_iter, connected=value)

            if value:
                self._monitor_power_levels(tree_iter, device)
            else:
                self._disable_power_levels(tree_iter)
        elif key == "Name":
            self.set(tree_iter, no_name=False)
            self.filter.refilter()

        elif key == "Blocked":
            self.set(tree_iter, blocked=value)

    def _update_power_levels(self, tree_iter: Gtk.TreeIter, device: Device, cinfo: conn_info) -> None:
        row = self.get(tree_iter, "cell_fader", "battery", "rssi", "lq", "tpl")

        bars = {}

        obj_path = device.get_object_path()
        if obj_path in self._batteries:
            bars["battery"] = self._batteries[obj_path]["Percentage"]

        # cinfo init may fail for bluetooth devices version 4 and up
        # FIXME Workaround is horrible and we should show something better
        if cinfo.failed:
            bars.update({"rssi": 100.0, "tpl": 100.0})
        else:
            try:
                bars["rssi"] = max(50 + float(cinfo.get_rssi()) / 127 * 50, 10)
            except ConnInfoReadError:
                bars["rssi"] = 50
            try:
                bars["tpl"] = max(50 + float(cinfo.get_tpl()) / 127 * 50, 10)
            except ConnInfoReadError:
                bars["tpl"] = 50

        if row["battery"] == row["rssi"] == row["tpl"] == 0:
            self._prepare_fader(row["cell_fader"]).animate(start=0.0, end=1.0, duration=400)

        w = 14 * self.get_scale_factor()
        h = 48 * self.get_scale_factor()

        for (name, perc) in bars.items():
            if round(row[name], -1) != round(perc, -1):
                icon_name = f"blueman-{name}-{int(round(perc, -1))}.png"
                icon = GdkPixbuf.Pixbuf.new_from_file_at_scale(os.path.join(PIXMAP_PATH, icon_name), w, h, True)
                self.set(tree_iter, **{name: perc, f"{name}_pb": icon})

    def _disable_power_levels(self, tree_iter: Gtk.TreeIter) -> None:
        row = self.get(tree_iter, "cell_fader", "battery", "rssi", "tpl")
        if row["battery"] == row["rssi"] == row["tpl"] == 0:
            return

        self.set(tree_iter, battery=0, rssi=0, tpl=0)
        self._prepare_fader(row["cell_fader"], lambda: self.set(tree_iter, battery_pb=None, rssi_pb=None,
                                                                tpl_pb=None)).animate(start=1.0, end=0.0, duration=400)

    def _prepare_fader(self, fader: AnimBase, callback: Optional[Callable[[], None]] = None) -> AnimBase:
        def on_finished(finished_fader: AnimBase) -> None:
            finished_fader.disconnect(handler)
            finished_fader.freeze()
            if callback:
                callback()

        fader.thaw()
        handler = fader.connect("animation-finished", on_finished)
        return fader

    def tooltip_query(self, _tw: Gtk.Widget, x: int, y: int, _kb: bool, tooltip: Gtk.Tooltip) -> bool:
        path = self.get_path_at_pos(x, y)
        if path is None:
            return False

        if path[0] != self.tooltip_row or path[1] != self.tooltip_col:
            self.tooltip_row = path[0]
            self.tooltip_col = path[1]
            return False

        if path[1] == self.columns["device_surface"]:
            tree_iter = self.get_iter(path[0])
            assert tree_iter is not None

            row = self.get(tree_iter, "connected", "trusted", "paired", "blocked")
            str_list = []
            if row["connected"]:
                str_list.append(_("Connected"))
            if row["trusted"]:
                str_list.append(_("Trusted"))
            if row["paired"]:
                str_list.append(_("Paired"))
            if row["blocked"]:
                str_list.append(_("Blocked"))

            text = ", ".join(str_list)
            if text:
                tooltip.set_markup(f"<b>{text}</b>")
            else:
                return False

            self.tooltip_row = path[0]
            self.tooltip_col = path[1]
            return True

        elif path[1] == self.columns["battery_pb"] \
                or path[1] == self.columns["tpl_pb"] \
                or path[1] == self.columns["rssi_pb"]:
            tree_iter = self.get_iter(path[0])
            assert tree_iter is not None

            dt = self.get(tree_iter, "connected")["connected"]
            if not dt:
                return False

            lines = [_("<b>Connected</b>")]

            battery = self.get(tree_iter, "battery")["battery"]
            rssi = self.get(tree_iter, "rssi")["rssi"]
            tpl = self.get(tree_iter, "tpl")["tpl"]

            if battery != 0:
                if path[1] == self.columns["battery_pb"]:
                    lines.append(f"<b>Battery: {int(battery)}%</b>")
                else:
                    lines.append(f"Battery: {int(battery)}%")

            if rssi != 0:
                if rssi < 30:
                    rssi_state = _("Poor")
                elif rssi < 40:
                    rssi_state = _("Sub-optimal")
                elif rssi < 60:
                    rssi_state = _("Optimal")
                elif rssi < 70:
                    rssi_state = _("Much")
                else:
                    rssi_state = _("Too much")

                if path[1] == self.columns["rssi_pb"]:
                    lines.append(_("<b>Received Signal Strength: %(rssi)u%%</b> <i>(%(rssi_state)s)</i>") %
                                 {"rssi": rssi, "rssi_state": rssi_state})
                else:
                    lines.append(_("Received Signal Strength: %(rssi)u%% <i>(%(rssi_state)s)</i>") %
                                 {"rssi": rssi, "rssi_state": rssi_state})

            if tpl != 0:
                if tpl < 30:
                    tpl_state = _("Low")
                elif tpl < 40:
                    tpl_state = _("Sub-optimal")
                elif tpl < 60:
                    tpl_state = _("Optimal")
                elif tpl < 70:
                    tpl_state = _("High")
                else:
                    tpl_state = _("Very High")

                if path[1] == self.columns["tpl_pb"]:
                    lines.append(_("<b>Transmit Power Level: %(tpl)u%%</b> <i>(%(tpl_state)s)</i>") %
                                 {"tpl": tpl, "tpl_state": tpl_state})
                else:
                    lines.append(_("Transmit Power Level: %(tpl)u%% <i>(%(tpl_state)s)</i>") %
                                 {"tpl": tpl, "tpl_state": tpl_state})

            tooltip.set_markup("\n".join(lines))
            self.tooltip_row = path[0]
            self.tooltip_col = path[1]
            return True
        return False

    def _has_objpush(self, device: Device) -> bool:
        if device is None:
            return False

        for uuid in device["UUIDs"]:
            if ServiceUUID(uuid).short_uuid == OBEX_OBJPUSH_SVCLASS_ID:
                return True
        return False

    def _set_cell_data(self, _col: Gtk.TreeViewColumn, cell: Gtk.CellRenderer, model: Gtk.TreeModelFilter,
                       tree_iter: Gtk.TreeIter, data: Optional[str]) -> None:
        tree_iter = model.convert_iter_to_child_iter(tree_iter)
        if data is None:
            row = self.get(tree_iter, "device_surface")
            cell.set_property("surface", row["device_surface"].surface)
        else:
            window = self.get_window()
            scale = self.get_scale_factor()
            pb = self.get(tree_iter, data + "_pb")[data + "_pb"]
            if pb:
                surface = Gdk.cairo_surface_create_from_pixbuf(pb, scale, window)
                cell.set_property("surface", surface)
            else:
                cell.set_property("surface", None)