# app.py
from flask import Flask, request, jsonify
import subprocess
import requests
import psycopg2
import os
import re
from datetime import datetime, timedelta
import io
import json

app = Flask(__name__)

# API endpoint for charge
@app.route('/test', methods=['GET'])
def test():
    return jsonify({"message": "Hello there"}), 200

# API endpoint for service status
@app.route('/get-info', methods=['GET'])
def get_info():
    result = service_status()
    print(result)
    return jsonify(result)

# # Stop Service
# @app.route('/stop', methods=['GET'])
# def stop_service():
#     result = stop_timelapse()
#     print(result)
#     return jsonify(result)
# 
# # Start Service
# @app.route('/start', methods=['GET'])
# def start_service():
#     result = start_timelapse()
#     print(result)
#     return jsonify(result)

# get service status

def service_status():
    service_name = "timelapse.service"
    try:
        # Check the status of the service using systemctl
        result = subprocess.run(['systemctl', 'is-active', service_name], check=True, capture_output=True, text=True)
        
        if result.returncode == 0:
            active_status = "running" if result.stdout.strip() == b'active\n' else "not running"
            
            # Get the last message from the system log for this service
            logs_result = subprocess.run(['journalctl', '-u', service_name, '-xe'], check=True, capture_output=True, text=True)
            last_message = logs_result.stdout
            
            response = {
                "service_status": active_status,
                "service_message": last_message.strip() if last_message else "No message available"
            }
            
            return json.dumps(response)
        else:
            raise Exception("Service is not running")
    except subprocess.CalledProcessError as e:
        response = {
            "service_status": "error",
            "service_message": str(e)
        }
        return json.dumps(response)
    except Exception as e:
        response = {
            "service_status": "error",
            "service_message": str(e)
        }
        return json.dumps(response)


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