zGrid-api/src/main.rs

use actix_web::{HttpServer, web, App};
use actix_cors::Cors;

#[actix_web::main]
async fn main() -> std::io::Result<()> {
    let app_env = std::env::var("APP_ENV").unwrap_or_else(|_| "development".to_string());

    HttpServer::new(move || {
        let cors = if app_env == "development" {
            Cors::permissive()
        } else {
            Cors::default()
                .allowed_origin_fn(|origin, _req| {
                    origin.as_bytes().ends_with(b".example.com")
                }) 
                .allowed_methods(vec!["GET", "POST", "PUT", "PATCH", "DELETE"])
                .allow_any_header()
                .supports_credentials()
        };

        App::new()
            .wrap(cors)
            .app_data(
                web::JsonConfig::default().error_handler(|err, _req| {
                    AppError::JsonDeserializationError(err.to_string()).into()
                })
            )
            .configure(routes::other::config)
    })
        .bind(("0.0.0.0", 8000))?
        .run()
        .await
}