tinge/main.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from typing import Union

import wx
import wx.lib.scrolledpanel as scrolled

from tinge import Tinge, HueBridge, HueGroup, HueLight, HueUtils, is_bridge


class Hui(wx.Frame):
    """This is the Hue GUI class

    Args:
        wx (Frame): Parent class
    """

    def redraw(*args):
        """Decorator used for redrawing the widgets in the sizer

        Returns:
            function: The decorated function
        """
        func = args[0]

        def wrapper(self, *wrapper_args):
            """The wrapper function for the decorator
            """
            self.sizer.Clear(delete_windows=True)
            func(self, *wrapper_args)
            self.sizer.Layout()

        return wrapper

    def __init__(self, *args, **kw):
        """Constructor
        """
        super().__init__(*args, **kw)
        self.m_on_icon: str = '☼'
        self.m_off_icon: str = '☾'
        self.m_unreachable_icon: str = '⚠'
        self.m_tinge: Tinge = Tinge()
        self.cur_bridge: Union[None, HueBridge] = None
        self.cur_group: Union[None, HueGroup] = None
        # create a panel in the frame
        self.pnl: scrolled.ScrolledPanel = scrolled.ScrolledPanel(self, -1, style=wx.VSCROLL)
        self.pnl.SetupScrolling()
        # and create a sizer to manage the layout of child widgets
        self.sizer: wx.BoxSizer = wx.BoxSizer(wx.VERTICAL)
        self.pnl.SetSizer(self.sizer)
        self.add_bridges()

    @redraw
    def add_bridges(self):
        """Add bridges to sizer, the entry point of the program
        """
        self.SetTitle('Tinge - All Bridges')
        one_unreachable: bool = False
        no_bridges: bool = True
        if self.m_tinge.get_bridges():
            no_bridges = False
            for bridge in self.m_tinge.get_bridges():
                if bridge.is_reachable():
                    btn: wx.Button = wx.Button(self.pnl, label=str(bridge))
                    self.sizer.Add(btn, 0, wx.EXPAND)
                    self.Bind(wx.EVT_BUTTON,
                              lambda event, mbridge=bridge: self.goto_bridge(mbridge), btn)
                else:
                    one_unreachable = True

        if one_unreachable or no_bridges:
            if one_unreachable:
                warn_label = "{} At least one previously discovered bridge unreachable.".format(self.m_unreachable_icon)
                warning: wx.StaticText = wx.StaticText(self.pnl, label=warn_label, style=wx.ALIGN_CENTER)
                self.sizer.Add(warning, 0, wx.EXPAND)
            label = "Press Hue Bridge button, and then here within 30 seconds to connect"
            btn: wx.Button = wx.Button(self.pnl, label=label)
            self.sizer.Add(btn, 0, wx.EXPAND)
            self.Bind(wx.EVT_BUTTON,
                      lambda event: self.discover_new_bridges(), btn)

    @redraw
    def add_groups(self, groups: list[HueGroup]):
        """This will add the groups to the sizer, when coming down from a bridge, or up from a light

        Args:
            groups (list[HueGroup]): The groups to display
        """
        self.SetTitle("Tinge - {}".format(self.cur_bridge.m_name))
        bridge_btn: wx.Button = wx.Button(self.pnl, label="All Bridges")
        self.sizer.Add(bridge_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event: self.add_bridges(), bridge_btn)
        for group in groups:
            inner_sizer: wx.BoxSizer = wx.BoxSizer(orient=wx.HORIZONTAL)
            groupid: int = group.get_id()
            icon: str = self.m_off_icon
            if group.is_any_on():
                icon = self.m_on_icon
            toggle_btn: wx.Button = wx.Button(self.pnl, label=icon)
            inner_sizer.Add(toggle_btn, 1, wx.EXPAND)
            self.Bind(wx.EVT_BUTTON,
                      lambda event, mgroupid=groupid: self.toggle_group(mgroupid), toggle_btn)
            label: str = str(group)
            group_btn: wx.Button = wx.Button(self.pnl, label=label, style=wx.BU_LEFT)
            inner_sizer.Add(group_btn, 4, wx.EXPAND)
            self.Bind(wx.EVT_BUTTON,
                      lambda event, mgroupid=groupid: self.goto_group(mgroupid), group_btn)
            self.sizer.Add(inner_sizer, 0, wx.EXPAND)

    def add_manual_discovery_dialog(self) -> bool:
        self.sizer.Clear(delete_windows=True)
        found_any: bool = False
        text_entry: wx.TextEntryDialog = wx.TextEntryDialog(self.pnl, "Manually enter IP address of bridge:",
                                                            caption="Auto discovery failure")
        warn_label: wx.StaticText = wx.StaticText(self.pnl, label="Waiting for Button Press on Bridge")
        if text_entry.ShowModal() == wx.ID_OK:
            ipaddress: str = text_entry.GetValue()
            if is_bridge(ipaddress):
                self.sizer.Add(warn_label, 0, wx.ALIGN_CENTER)
                self.sizer.Layout()
                user_or_error = HueUtils.connect(ipaddress)
                while user_or_error.is_error():
                    user_or_error = HueUtils.connect(ipaddress)
                self.m_tinge.append_bridge(HueBridge(ipaddress, user_or_error.get_user(), ipaddress))
                found_any = True
                self.m_tinge.write_all_bridges_to_conf()
            else:
                label = "Supplied IP Address did not match a Bridge.",
                failure_msg: wx.GenericMessageDialog = wx.GenericMessageDialog(self.pnl, label, caption="Try again!")
                failure_msg.ShowModal()
        return found_any

    @redraw
    def add_lights(self, lights: list[HueLight]):
        """This will add the lights from a group to the sizer

        Args:
            lights (list[HueLight]): The lights to display
        """
        self.SetTitle("Tinge - {}".format(self.cur_group))
        group_btn: wx.Button = wx.Button(self.pnl, label=str(self.cur_bridge))
        self.sizer.Add(group_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event: self.add_groups(self.cur_bridge.get_groups()), group_btn)
        for light in lights:
            inner_sizer = wx.BoxSizer(orient=wx.HORIZONTAL)
            lightid: int = light.get_id()
            icon: str = self.m_off_icon
            if light.is_on():
                icon = self.m_on_icon
            elif not light.is_reachable():
                icon = self.m_unreachable_icon
            toggle_btn: wx.Button = wx.Button(self.pnl, label=icon)
            inner_sizer.Add(toggle_btn, 1, wx.EXPAND)
            self.Bind(wx.EVT_BUTTON,
                      lambda event, mlightid=lightid: self.toggle_light_and_goto_group(mlightid, lights),
                      toggle_btn)
            label: str = "{}".format(light)
            light_btn: wx.Button = wx.Button(self.pnl, label=label, style=wx.BU_LEFT)
            inner_sizer.Add(light_btn, 4, wx.EXPAND)
            self.Bind(wx.EVT_BUTTON,
                      lambda event, mlightid=lightid: self.add_single_light(mlightid), light_btn)
            self.sizer.Add(inner_sizer, 0, wx.EXPAND)

    @redraw
    def add_single_light(self, lightid: int):
        """Call back for light button

        Args:
            lightid (int): The light id of the light to display
        """
        light: HueLight = self.cur_bridge.get_light_by_id(lightid)
        self.SetTitle("Tinge - {}".format(light))
        is_on: bool = light.is_on()
        group: HueGroup = self.cur_group
        group_btn: wx.Button = wx.Button(self.pnl, label=str(group))
        self.sizer.Add(group_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event: self.goto_group(self.cur_group.get_id()), group_btn)
        # Toggle
        icon: str = self.m_off_icon
        if is_on:
            icon = self.m_on_icon
        elif not light.is_reachable():
            icon = self.m_unreachable_icon
        toggle_btn: wx.Button = wx.Button(self.pnl, label=icon)
        self.sizer.Add(toggle_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event, mlightid=lightid: self.toggle_light_and_goto_light(mlightid),
                  toggle_btn)

        # Slider for brightness
        if is_on:
            if light.can_set_brightness():
                b_label: wx.StaticText = wx.StaticText(self.pnl, label="Brightness")
                self.sizer.Add(b_label, 0, wx.EXPAND)
                b_slider: wx.Slider = wx.Slider(self.pnl, value=light.get_state().get_brightness(), minValue=1,
                                                maxValue=254)
                self.sizer.Add(b_slider, 0, wx.EXPAND)
                self.Bind(wx.EVT_SCROLL,
                          lambda event: self.set_brightness(event, light.get_id()), b_slider)
            # Slider for colortemp
            if light.can_set_ct():
                c_label: wx.StaticText = wx.StaticText(self.pnl, label="Color Temperature")
                self.sizer.Add(c_label, 0, wx.EXPAND)
                c_slider: wx.Slider = wx.Slider(self.pnl, value=light.get_ct(), minValue=153, maxValue=500)
                self.sizer.Add(c_slider, 0, wx.EXPAND)
                self.Bind(wx.EVT_SCROLL,
                          lambda event: self.set_colortemp(event, light.get_id()), c_slider)

            # Slider for hue
            if light.can_set_hue():
                d_label: wx.StaticText = wx.StaticText(self.pnl, label="Hue")
                self.sizer.Add(d_label, 0, wx.EXPAND)
                d_slider: wx.Slider = wx.Slider(self.pnl, value=light.get_hue(), minValue=0, maxValue=65535)
                self.sizer.Add(d_slider, 0, wx.EXPAND)
                self.Bind(wx.EVT_SCROLL,
                          lambda event: self.set_hue(event, light.get_id()), d_slider)

            # Slider for saturation
            if light.can_set_sat():
                e_label: wx.StaticText = wx.StaticText(self.pnl, label="Saturation")
                self.sizer.Add(e_label, 0, wx.EXPAND)
                e_slider: wx.Slider = wx.Slider(self.pnl, value=light.get_sat(), minValue=0, maxValue=254)
                self.sizer.Add(e_slider, 0, wx.EXPAND)
                self.Bind(wx.EVT_SCROLL,
                          lambda event: self.set_saturation(event, light.get_id()), e_slider)
        rename_btn: wx.Button = wx.Button(self.pnl, label="Rename")
        self.sizer.Add(rename_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event, mlightid=lightid: self.rename_light_and_goto_light(mlightid),
                  rename_btn)
        delete_btn: wx.Button = wx.Button(self.pnl, label="Delete")
        self.sizer.Add(delete_btn, 0, wx.EXPAND)
        self.Bind(wx.EVT_BUTTON,
                  lambda event, mlightid=lightid: self.delete_light_and_goto_group(mlightid),
                  delete_btn)

    def delete_light_and_goto_group(self, lightid):
        """Combo call back for delete and goto group

        Args:
            lightid (int): The light id of the light to delete
        """
        if self.get_ok_cancel_answer_from_modal("Are you sure you want to delete this light?"):
            light: HueLight = self.cur_bridge.get_light_by_id(lightid)
            light.delete()
            self.cur_bridge.remove_light(light)
            self.add_lights(self.cur_group.get_lights())
        else:
            self.add_single_light(lightid)

    def discover_new_bridges(self) -> bool:
        """Call back for button that is displayed if no bridges were found

        Returns:
            bool: True if we found any bridge, False otherwise
        """
        found_any: bool = False
        found_bridges: list[dict] = self.m_tinge.discover_new_bridges()
        if found_bridges:
            for bridge in found_bridges:
                user_or_error = HueUtils.connect(bridge['ipaddress'])
                while user_or_error.is_error():
                    user_or_error = HueUtils.connect(bridge['ipaddress'])
                self.m_tinge.append_bridge(HueBridge(bridge['ipaddress'], user_or_error.get_user(), bridge['name']))
                found_any = True
            self.m_tinge.write_all_bridges_to_conf()
            self.add_bridges()
        else:
            found_any = self.add_manual_discovery_dialog()
            self.add_bridges()
        return found_any

    def get_ok_cancel_answer_from_modal(self, message: str) -> bool:
        """Display a message dialog and return ok or cancel

        Args:
            message (str): The message to display

        Returns:
            bool: The response from the user
        """
        with wx.MessageDialog(self.pnl, message, style=wx.OK | wx.CANCEL | wx.CANCEL_DEFAULT) as dlg:
            return dlg.ShowModal() == wx.ID_OK

    def get_text_answer_from_modal(self, message: str, cap: str, val: str = "") -> str:
        """Display a text entry and return the content

        Args:
            message (str): The message to display
            cap (str): The caption to display
            val (str, optional): The default value to display, defaults to the empty string

        Returns:
            str: The response from the user
        """
        with wx.TextEntryDialog(self.pnl, message, caption=cap, value=val) as dlg:
            dlg.ShowModal()
            answer: str = dlg.GetValue()
            return answer

    def goto_bridge(self, bridge: HueBridge):
        """Call back for a bridge button

        Args:
            bridge (HueBridge): The bridge to display
        """
        self.cur_bridge = bridge
        groups: list[HueGroup] = bridge.get_groups()
        if groups:
            self.add_groups(groups)
        else:
            self.add_lights(bridge.get_lights())

    def goto_group(self, groupid: int):
        """Call back for group button

        Args:
            groupid (int): The group id of the group to display
        """
        group = self.cur_bridge.get_group_by_id(groupid)
        self.cur_group = group
        self.add_lights(group.get_lights())

    def rename_light_and_goto_light(self, lightid):
        """Combo call back to rename a light and display that light again

        Args:
            lightid ([type]): The light id of the light to rename/display
        """
        newname: str = self.get_text_answer_from_modal("Set new name", "New name:")
        if newname:
            self.cur_bridge.get_light_by_id(lightid).rename(newname)
        self.add_single_light(lightid)

    def set_brightness(self, event: wx.ScrollEvent, lightid: int):
        """Call back for brightness slider

        Args:
            event (wx.ScrollEvent): The scroll event to react to
            lightid (int): The light id of the light to adjust brightness of
        """
        bri: int = event.GetPosition()
        light: HueLight = self.cur_bridge.get_light_by_id(lightid)
        light.set_brightness(bri)

    def set_colortemp(self, event, lightid):
        """Call back for colortemp slider

        Args:
            event (wx.ScrollEvent): The scroll event to react to
            lightid (int): The light id of the light to adjust colortemp of
        """
        ct: int = event.GetPosition()
        light: HueLight = self.cur_bridge.get_light_by_id(lightid)
        light.set_ct(ct)

    def set_hue(self, event, lightid):
        """Call back for hue slider

        Args:
            event (wx.ScrollEvent): The scroll event to react to
            lightid (int): The light id of the light to adjust hue of
        """
        hue: int = event.GetPosition()
        light: HueLight = self.cur_bridge.get_light_by_id(lightid)
        light.set_hue(hue)

    def set_saturation(self, event, lightid):
        """Call back for saturation slider

        Args:
            event (wx.ScrollEvent): The scroll event to react to
            lightid (int): The light id of the light to adjust saturation of
        """
        sat: int = event.GetPosition()
        light: HueLight = self.cur_bridge.get_light_by_id(lightid)
        light.set_sat(sat)

    def toggle_group(self, groupid: int):
        """Toggle the lights of a group

        Args:
            groupid (int): The group id of the group to toggle
        """
        self.cur_bridge.get_group_by_id(groupid).toggle()
        self.add_groups(self.cur_bridge.get_groups())

    def toggle_light_and_goto_light(self, lightid):
        """Combo call back to toggle a light and display that light again

        Args:
            lightid ([type]): The light id of the light to toggle/display
        """
        self.cur_bridge.get_light_by_id(lightid).toggle()
        self.add_single_light(lightid)

    def toggle_light_and_goto_group(self, lightid: int, lights: list[HueLight]):
        """Combo call back for toggle and goto group

        Args:
            lightid (int): The light id of the light to toggle
            lights (list[HueLight]): The lights to display after toggle
        """
        self.cur_bridge.get_light_by_id(lightid).toggle()
        self.add_lights(lights)


if __name__ == "__main__":
    app = wx.App()
    frm = Hui(None, title="Tinge")
    frm.Show()
    app.MainLoop()