from flask import Flask, jsonify, render_template, request
import random
import time

app = Flask(__name__)

state = {
    "relays": {
        "starlink": False,
        "fridge": True
    },
    "wifi_override_until": 0
}


def fake_status():
    starlink_on = state["relays"]["starlink"]
    wifi_override_active = time.time() < state["wifi_override_until"]

    return {
        "timestamp": int(time.time()),

        "battery": {
            "soc": random.randint(76, 84),
            "voltage": round(random.uniform(13.0, 13.4), 2),
            "current": round(random.uniform(-8.0, -3.0), 1),
            "remaining_ah": round(random.uniform(76.0, 84.0), 1),
            "runtime_hours": round(random.uniform(9.5, 14.0), 1),
            "temperature_f": round(random.uniform(70.0, 82.0), 1)
        },

        "temps": {
            "fridge_zone_1": round(random.uniform(34.0, 38.0), 1),
            "fridge_zone_2": round(random.uniform(8.0, 16.0), 1),
            "rear_seat": round(random.uniform(72.0, 86.0), 1),
            "outside": round(random.uniform(80.0, 96.0), 1)
        },

        "relays": state["relays"],

        "network": {
            "wifi_enabled": starlink_on or wifi_override_active,
            "wifi_override_active": wifi_override_active,
            "rs485_connected": True,
            "starlink_enabled": starlink_on
        }
    }


@app.route("/")
def index():
    return render_template("index.html")


@app.route("/status")
def status():
    return jsonify(fake_status())


@app.route("/battery")
def battery():
    return jsonify(fake_status()["battery"])


@app.route("/temps")
def temps():
    return jsonify(fake_status()["temps"])


@app.route("/relays")
def relays():
    return jsonify(state["relays"])


@app.route("/relay/<name>", methods=["POST"])
def set_relay(name):
    if name not in state["relays"]:
        return jsonify({"success": False, "error": "Unknown relay"}), 404

    data = request.get_json(force=True)
    state["relays"][name] = bool(data.get("state", False))

    return jsonify({
        "success": True,
        name: state["relays"][name]
    })


@app.route("/network")
def network():
    return jsonify(fake_status()["network"])


@app.route("/network/wifi", methods=["POST"])
def enable_wifi():
    data = request.get_json(force=True)
    minutes = int(data.get("minutes", 10))
    state["wifi_override_until"] = time.time() + minutes * 60

    return jsonify({
        "success": True,
        "expires_minutes": minutes
    })


if __name__ == "__main__":
    app.run(host="0.0.0.0", port=5000, debug=True)