Can get a database instance

src/helpers/database.rs

@@ -1,8 +1,10 @@
 use std::error::Error;
-use std::sync::{Mutex, Arc};
-use crate::data::config::DatabaseConfig;
+use std::sync::{Arc, Mutex};
+
 use mysql::Pool;
 
+use crate::data::config::DatabaseConfig;
+
 /// Database access helper
 ///
 /// @author Pierre Hubert
@@ -26,3 +28,15 @@ pub fn connect(conf: &DatabaseConfig) -> Result<(), Box<dyn Error>> {
 
     Ok(())
 }
+
+/// Get a connection to the database
+pub fn get_connection() -> Result<mysql::PooledConn, Box<dyn Error>> {
+    let pool: Pool;
+
+    unsafe {
+        let guard = POOL.as_ref().unwrap().lock();
+        pool = guard.unwrap().clone()
+    }
+
+    Ok(pool.get_conn()?)
+}