From 5648fed8df952d7c52ae0dd20e2c238eee468f81 Mon Sep 17 00:00:00 2001
From: Daniel Hader <dhader96@gmail.com>
Date: Sun, 7 Jun 2026 16:23:47 -0500
Subject: problem and admin initialization is only done if needed

---
 src/main.rs | 29 ++++++++++++++++++++---------
 1 file changed, 20 insertions(+), 9 deletions(-)

(limited to 'src/main.rs')

diff --git a/src/main.rs b/src/main.rs
index b446402..0fe906a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -27,19 +27,27 @@ struct AppState {
 async fn main() {
 
     let database = Database::new_in_memory().unwrap();
+
+    // initialize tables
     database.initialize().unwrap();
 
-    // TODO: generically load environment variables, this is tedious
+    // initialize problems if none exist yet
+    if let Ok(problems) = database.fetch_problems() {
+        if problems.len() == 0 { database.initialize_problems().unwrap(); }
+    }
+
     let Ok(secret) = env::var("JWT_SECRET") else {
         eprintln!("missing environment variable JWT_SECRET");
         return;
     };
-
     let Ok(register_code) = env::var("REGISTER_CODE") else {
         eprintln!("missing environment variable REGISTER_CODE");
         return;
     };
-    
+    let Ok(listen_address) = env::var("LISTEN_ADDRESS") else {
+        eprintln!("missing environment variable LISTEN_ADDRESS");
+        return;
+    };
     let Ok(admin_email) = env::var("ADMIN_EMAIL") else {
         eprintln!("missing environment variable ADMIN_EMAIL");
         return;
@@ -52,11 +60,14 @@ async fn main() {
         eprintln!("missing environment variable ADMIN_PASSWORD");
         return;
     };
-    
-    let Ok(()) = register_admin(&database, &admin_email, &admin_username, &admin_password) else {
-        eprintln!("failed to register admin user");
-        return;
-    };
+
+    if let Ok(None) = database.fetch_user_by_email(&admin_email) {
+        // register admin if admin user does not exist yet
+        let Ok(()) = register_admin(&database, &admin_email, &admin_username, &admin_password) else {
+            eprintln!("failed to register admin user");
+            return;
+        };
+    }
     
     let state = AppState {
         secret: secret,
@@ -80,7 +91,7 @@ async fn main() {
         .nest_service("/static", static_files)
         .with_state(state);
     
-    let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
+    let listener = tokio::net::TcpListener::bind(listen_address).await.unwrap();
     axum::serve(listener, app).await.unwrap();
 }
 
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