dw about it fixed

backend/src/lib.rs

@@ -0,0 +1,34 @@
+use std::env;
+pub mod admin_data;
+pub mod driver_data;
+pub mod models;
+pub mod radar_data;
+pub mod schema;
+pub mod ticket_data;
+pub mod vehicle_data;
+use diesel::{Connection, PgConnection};
+use dotenv::dotenv;
+
+//boiler plate :D
+pub fn establish_connection() -> PgConnection {
+    dotenv().ok();
+    let database_url = env::var("DATABASE_URL").expect("fix your .env idot");
+    PgConnection::establish(&database_url)
+        .unwrap_or_else(|_| panic!("Error connecting to {}", database_url))
+}
+//
+//Pool instead
+
+// pub type PgPool = r2d2::Pool<ConnectionManager<PgConnection>>;
+// pub type PgPooledConnection = PooledConnection<ConnectionManager<PgConnection>>;
+// fn init_pool(database_url: &str) -> Result<PgPool, PoolError> {
+//     let manager = ConnectionManager::<PgConnection>::new(database_url);
+//     Pool::builder().build(manager)
+// }
+//
+// pub fn establish_connection() -> PgPool {
+//     dotenv().ok();
+//
+//     let database_url = env::var("DATABASE_URL").expect("pls obama put the link this time");
+//     init_pool(&database_url).expect("Failed to create pool")
+// }