# pyright: reportGeneralTypeIssues=false

import math
import random
import threading
import time

import dearpygui.dearpygui as dpg

import dpg_gauges as dpgg


def main() -> None:
    latest = {"rpm": 0.0, "boost": 0.0, "fuel": 0.0, "battery": 0.0}
    lock = threading.Lock()
    stop = threading.Event()

    def producer() -> None:
        started = time.monotonic()
        while not stop.is_set():
            elapsed = time.monotonic() - started
            with lock:
                latest["rpm"] = random.uniform(0, 8000)
                latest["boost"] = 15 + math.sin(elapsed * 25.0) * 15
                latest["fuel"] = 50 + math.sin(elapsed * 4.0) * 50
                latest["battery"] = random.uniform(0, 100)
            time.sleep(1 / 500)

    def gui_update() -> None:
        with lock:
            snapshot = dict(latest)
        for tag, value in snapshot.items():
            dpgg.set_value(tag, value)
        dpg.set_frame_callback(dpg.get_frame_count() + 1, gui_update)

    dpg.create_context()
    thread = threading.Thread(target=producer, daemon=True)
    try:
        with dpg.window(label="Worst Case", width=760, height=420), dpgg.gauge_grid(columns=4):
            dpgg.analog_gauge(tag="rpm", label="RPM", max_value=8000, width=180, height=180)
            dpgg.bar_gauge(tag="boost", label="Boost", max_value=30, width=180, height=90)
            dpgg.level_gauge(tag="fuel", label="Fuel", width=120, height=180)
            dpgg.battery_gauge(tag="battery", label="Battery", width=180, height=90)

        dpg.create_viewport(title="dpg-gauges worst case", width=800, height=460)
        dpg.setup_dearpygui()
        thread.start()
        dpg.set_frame_callback(1, gui_update)
        dpg.show_viewport()
        dpg.start_dearpygui()
    finally:
        stop.set()
        thread.join(timeout=1.0)
        dpg.destroy_context()


if __name__ == "__main__":
    main()