#!/usr/bin/env python3
import dbus
import json
import logging, sys
import os
import math

level = logging.DEBUG if os.environ.get("DEBUG") == "true" else logging.INFO

logging.basicConfig(stream=sys.stderr, level=level)

CONNECTIVITY_STRENGTH_SYMBOL = ["󰞃", "󰢼", "󰢽", "󰢾", "󰢾"]

BATTERY_PERCENTAGE_SYMBOL = ["󱃍", "󰁺", "󰁼", "󰁽", "󰁾", "󰁿", "󰂀", "󰂁", "󰂂", "󰁹"]

bus = dbus.SessionBus()
valent_object = bus.get_object("ca.andyholmes.Valent", "/ca/andyholmes/Valent")
valent_interface = dbus.Interface(valent_object, "org.freedesktop.DBus.ObjectManager")
managed_objects = valent_interface.GetManagedObjects()

dangerously_empty = False
connected = False
no_connectivity = False

devices = []

for path in managed_objects:
    device = {}
    device["state"] = (
        "connected"
        if managed_objects[path].get("ca.andyholmes.Valent.Device", {}).get("State", 0)
        == 3
        else "disconnected"
    )
    device["id"] = (
        managed_objects[path].get("ca.andyholmes.Valent.Device", {}).get("Id", 0)
    )
    device["name"] = (
        managed_objects[path].get("ca.andyholmes.Valent.Device", {}).get("Name", 0)
    )

    device_obj = bus.get_object("ca.andyholmes.Valent", path)
    device_action_interface = dbus.Interface(device_obj, "org.gtk.Actions")

    battery_state = device_action_interface.Describe("battery.state")[2][0]
    device["battery_percentage"] = battery_state["percentage"]
    device["battery_status"] = (
        "discharging" if battery_state["charging"] == 0 else "charging"
    )

    connectivity_state = device_action_interface.Describe("connectivity_report.state")[
        2
    ][0]["signal-strengths"]["1"]
    device["connectivity_strength"] = connectivity_state["signal-strength"]

    if device["state"] == "connected":
        connected = True

    if device["connectivity_strength"] <= 1:
        no_connectivity = True

    if device["battery_percentage"] <= 15 and device["battery_status"] == "discharging":
        dangerously_empty = True

    devices.append(device)

data = {}
data["alt"] = (
    "no-devices"
    if len(devices) == 0
    else "dangerously-empty"
    if dangerously_empty
    else "no-signal"
    if no_connectivity
    else "connected"
    if connected
    else "disconnected"
)
data["class"] = data["alt"]
data["tooltip"] = ""

logging.debug(devices)

tooltip = []

for device in devices:
    battery_symbol = math.ceil(round(device["battery_percentage"] / 10, 0))
    details = (
        f"\t{CONNECTIVITY_STRENGTH_SYMBOL[device['connectivity_strength']]} {BATTERY_PERCENTAGE_SYMBOL[battery_symbol]} {device['battery_percentage']}% ({device['battery_status']})"
        if device["state"] == "connected"
        else ""
    )
    tooltip.append(f"{device['name']} ({device['state']}){details}")

data["tooltip"] = "\n".join(tooltip)

print(json.dumps(data))