#!/usr/bin/env python3
"""
Cariflex - Post InfluxDB sensor data to FlexMeasures API.
Reads from InfluxDB and posts to FlexMeasures via REST API.
"""
import requests
import json
from datetime import datetime, timedelta

# Config
FM_HOST = "https://flexmeasures.digitribe.fr"
FM_EMAIL = "admin@digitribe.fr"
FM_PASSWORD = "Digitribe972"

INFLUXDB_HOST = "http://localhost:8086"
INFLUXDB_TOKEN = "my-super-token"
INFLUXDB_ORG = "digitribe"
INFLUXDB_BUCKET = "smartcity"

def get_fm_token():
    """Get FlexMeasures auth token."""
    r = requests.post(f"{FM_HOST}/api/v3_0/requestAuthToken",
        json={"email": FM_EMAIL, "password": FM_PASSWORD}, verify=False)
    if r.status_code == 200:
        return r.json().get("token")
    # Try alternative auth
    r = requests.post(f"{FM_HOST}/api/v3_0/login",
        json={"email": FM_EMAIL, "password": FM_PASSWORD}, verify=False)
    if r.status_code == 200:
        return r.json().get("token")
    print(f"Auth failed: {r.status_code} - {r.text[:200]}")
    return None

def get_influxdb_data(sensor_name, hours=1):
    """Read sensor data from InfluxDB."""
    query = f'''
    from(bucket: "{INFLUXDB_BUCKET}")
      |> range(start: -{hours}h)
      |> filter(fn: (r) => r["_measurement"] == "mqtt_consumer")
      |> filter(fn: (r) => r["topic"] =~ /{sensor_name}/)
      |> limit(n: 10)
    '''
    r = requests.post(f"{INFLUXDB_HOST}/api/v2/query?org={INFLUXDB_ORG}",
        headers={"Authorization": f"Token {INFLUXDB_TOKEN}", "Content-Type": "application/vnd.flux"},
        data=query, verify=False)
    return r.text

def post_sensor_data(token, sensor_id, values, unit="kW"):
    """Post sensor data to FlexMeasures."""
    headers = {"Authorization": f"Bearer {token}", "Content-Type": "application/json"}
    
    # Format data for FlexMeasures
    data = {
        "sensor": sensor_id,
        "values": values,
        "unit": unit,
        "horizon": "PT0H"
    }
    
    r = requests.post(f"{FM_HOST}/api/v3_0/sensors/data",
        headers=headers, json=data, verify=False)
    return r.status_code, r.text

if __name__ == "__main__":
    print("Cariflex - InfluxDB → FlexMeasures bridge")
    print("=" * 50)
    
    # Test auth
    token = get_fm_token()
    if token:
        print(f"✅ Auth OK: {token[:20]}...")
    else:
        print("❌ Auth failed")
    
    # Test InfluxDB read
    data = get_influxdb_data("pv_41")
    print(f"\n📊 InfluxDB data sample:\n{data[:500]}")