move to monorepo dir

apps/labrinth/src/database/postgres_database.rs

@@ -0,0 +1,46 @@
+use log::info;
+use sqlx::migrate::MigrateDatabase;
+use sqlx::postgres::{PgPool, PgPoolOptions};
+use sqlx::{Connection, PgConnection, Postgres};
+use std::time::Duration;
+
+pub async fn connect() -> Result<PgPool, sqlx::Error> {
+    info!("Initializing database connection");
+    let database_url = dotenvy::var("DATABASE_URL").expect("`DATABASE_URL` not in .env");
+    let pool = PgPoolOptions::new()
+        .min_connections(
+            dotenvy::var("DATABASE_MIN_CONNECTIONS")
+                .ok()
+                .and_then(|x| x.parse().ok())
+                .unwrap_or(0),
+        )
+        .max_connections(
+            dotenvy::var("DATABASE_MAX_CONNECTIONS")
+                .ok()
+                .and_then(|x| x.parse().ok())
+                .unwrap_or(16),
+        )
+        .max_lifetime(Some(Duration::from_secs(60 * 60)))
+        .connect(&database_url)
+        .await?;
+
+    Ok(pool)
+}
+pub async fn check_for_migrations() -> Result<(), sqlx::Error> {
+    let uri = dotenvy::var("DATABASE_URL").expect("`DATABASE_URL` not in .env");
+    let uri = uri.as_str();
+    if !Postgres::database_exists(uri).await? {
+        info!("Creating database...");
+        Postgres::create_database(uri).await?;
+    }
+
+    info!("Applying migrations...");
+
+    let mut conn: PgConnection = PgConnection::connect(uri).await?;
+    sqlx::migrate!()
+        .run(&mut conn)
+        .await
+        .expect("Error while running database migrations!");
+
+    Ok(())
+}