// config.rs

/// @file
/// @brief Configuration settings for the application.
///
/// This file defines the configuration settings that are used throughout the application.

use lazy_static::lazy_static;
use std::sync::Mutex;

use ini::Ini;
use std::path::Path;

const DEFAULT_REFRESH_INTERVAL: u32 = 50;


// Define a struct to hold the INI configuration
#[derive(Debug)]
pub struct Config {
    pub mqttPrefix: String,
    pub mqttIPAddress: String,
    pub panelIPAddress: String,
    pub refreshInterval: u32
}

impl Config {
    // Constructor for Config
    pub fn new(mqtt_prefix: &str, mqtt_ip_address: &str, panel_ip_address: &str, interval: u32) -> Self {
        Config {
            mqttPrefix: mqtt_prefix.to_string(),
            mqttIPAddress: mqtt_ip_address.to_string(),
            panelIPAddress: panel_ip_address.to_string(),
            refreshInterval: interval
        }
    }

    pub fn newDefault() -> Self {
        Config {
            mqttPrefix: "".to_string(),
            mqttIPAddress: "".to_string(),
            panelIPAddress: "".to_string(),
            refreshInterval: DEFAULT_REFRESH_INTERVAL
        }
    }
}

// Function to read the INI file
pub fn read_ini_file(filename: String) -> Config {
    
    let mut config = Config::newDefault();
    let i = Ini::load_from_file(filename).unwrap();
    for (sec, prop) in i.iter() {
        
        for (k, v) in prop.iter()
        {
            //println!("{:?} {}:{}", sec, k, v);
            if (sec.is_some()) && (sec.unwrap() == "mqtt")
            {
                if k == "path"
                {
                    config.mqttPrefix = v.trim().to_string();
                }
                else if k == "server"
                {
                    config.mqttIPAddress = v.trim().to_string();
                }
            }
            else if (sec.is_some()) && (sec.unwrap() == "panel")
            {
                if k == "ip"
                {
                    config.panelIPAddress = v.trim().to_string();
                }
            }
        }
    }
    return config;
}