slamma jamma into instance when you first register

server/src/account.rs

@@ -12,6 +12,7 @@ use http::MnmlHttpError;
 use names::{name as generate_name};
 use construct::{Construct, ConstructSkeleton, construct_spawn};
 use instance::{Instance, instance_delete};
+use instance;
 use mtx::{Mtx, FREE_MTX};
 use pg::Db;
 use img;
@@ -502,3 +503,25 @@ pub fn img_check(account: &Account) -> Result<Uuid, Error> {
         false => Ok(account.img),
     }
 }
+
+pub fn tutorial(tx: &mut Transaction, account: &Account) -> Result<Option<Instance>, Error> {
+    let query = "
+        SELECT count(id)
+        FROM players
+        WHERE account = $1;
+    ";
+
+    let result = tx
+        .query(query, &[&account.id])?;
+
+    let row = result.iter().next()
+        .ok_or(format_err!("unable to fetch joined games account={:?}", account))?;
+
+    let count: i64 = row.get(0);
+
+    if count == 0 {
+        return Ok(Some(instance::instance_practice(tx, account)?));
+    }
+
+    return Ok(None);
+}

server/src/rpc.rs

@@ -353,6 +353,10 @@ impl Handler for Connection {
             let wheel = account::chat_wheel(&db, a.id).unwrap();
             self.send(RpcMessage::ChatWheel(wheel)).unwrap();
 
+            if let Some(instance) = account::tutorial(&mut tx, &a).unwrap() {
+                self.send(RpcMessage::InstanceState(instance)).unwrap();
+            }
+
             // tx should do nothing
             tx.commit().unwrap();
         } else {