from i7lib.client import Plant
from i7lib.timeutils import to_datetime, now

def main():
    plant = Plant()
    plant.read_all()

    if not plant.signals:
        print("no data")
        return

    ts = to_datetime(now()).strftime("%Y-%m-%d %H:%M:%S")
    print(f"[{ts}]")

    for s in sorted(plant.signals, key=lambda x: x["id"]):
        label = s["name"] if s["name"] else f"signal_{s['id']}"
        print(f"  {s['id']:<6} {label:<24} {s['value']}")

if __name__ == "__main__":
    main()