"""
One-shot health check for the phone bridge, printed as a single JSON line.

Answers the question the UI actually needs: is the phone plugged in, is TelecomKz
running, and can we talk to its WebView right now?
"""

import json
import sys
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parent))

import telecom_cdp as T


def status():
    report = {
        "connected": False,
        "device": None,
        "screenSize": None,
        "appForeground": False,
        "webviewReachable": False,
        "route": None,
        "metricsSource": T.metrics_source(),
        "error": None,
    }

    try:
        device = T.get_device()
    except T.DeviceError as exc:
        report["error"] = str(exc)
        return report

    report["connected"] = True
    report["device"] = device
    try:
        w, h = T.screen_size(device)
        report["screenSize"] = {"width": w, "height": h}
        report["appForeground"] = T.app_is_foreground(device)
    except T.DeviceError as exc:
        report["error"] = str(exc)
        return report

    try:
        _, target = T.connect(device)
        report["webviewReachable"] = True
        report["appForeground"] = True
        report["route"] = target.get("url")
    except T.DeviceError as exc:
        report["error"] = str(exc)

    return report


if __name__ == "__main__":
    print(json.dumps(status(), ensure_ascii=False))