use serde::Deserialize;
use std::path::PathBuf;

#[derive(Debug, Deserialize, Clone)]
pub struct Config {
    pub database: DatabaseConfig,
    pub server: ServerConfig,
    pub storage: StorageConfig,
}


#[derive(Debug, Deserialize, Clone)]
pub struct DatabaseConfig {
    pub url: String,
}

#[derive(Debug, Deserialize, Clone)]
pub struct ServerConfig {
    pub host: String,
    pub port: u16,
}

#[derive(Debug, Deserialize, Clone)]
pub struct StorageConfig {
    pub images_dir: PathBuf,
    pub thumbnails_dir: PathBuf,
}

impl Config {
    pub fn load() -> Result<Self, config::ConfigError> {
        let config = config::Config::builder()
            .add_source(config::File::with_name("config"))
            .build()?;
        
        config.try_deserialize()
    }
    
    pub fn server_address(&self) -> String {
        format!("{}:{}", self.server.host, self.server.port)
    }
}