Display a different / page depending on whether the current identity is valid or not.

This is mostly a proof of concept for the implementation of form login implemented in previous commits, but it _is_ useful as it controls whether the / page shows login, or shows logout.

From here, chat is next!

1 files changed, 17 insertions, 10 deletions

diff --git a/src/login/repo/logins.rs b/src/login/repo/logins.rs
index c6db86e..84b4bf8 100644
--- a/src/login/repo/logins.rs
+++ b/src/login/repo/logins.rs
@@ -16,19 +16,17 @@ impl<'c> Provider for Transaction<'c, Sqlite> {
     }
 }
 
+// This also implements FromRequestParts (see `src/login/extract/login.rs`). As
+// a result, it can be used as an extractor.
 pub struct Logins<'t>(&'t mut SqliteConnection);
 
 #[derive(Debug)]
 pub struct Login {
     pub id: Id,
-    // Field unused (as of this writing), omitted to avoid warnings.
-    // Feel free to add it:
-    //
-    // pub name: String,
-
-    // However, the omission of the hashed password is deliberate, to minimize
-    // the chance that it ends up tangled up in debug output or in some other
-    // chunk of logic elsewhere.
+    pub name: String,
+    // The omission of the hashed password is deliberate, to minimize the
+    // chance that it ends up tangled up in debug output or in some other chunk
+    // of logic elsewhere.
 }
 
 impl<'c> Logins<'c> {
@@ -49,7 +47,7 @@ impl<'c> Logins<'c> {
                 insert or fail
                 into login (id, name, password_hash)
                 values ($1, $2, $3)
-                returning id as "id: Id"
+                returning id as "id: Id", name
             "#,
             id,
             name,
@@ -107,13 +105,22 @@ impl<'c> Logins<'c> {
             r#"
                 select
                     id as "id: Id",
+                    name,
                     password_hash as "password_hash: StoredHash"
                 from login
                 where name = $1
             "#,
             name,
         )
-        .map(|rec| (Login { id: rec.id }, rec.password_hash))
+        .map(|rec| {
+            (
+                Login {
+                    id: rec.id,
+                    name: rec.name,
+                },
+                rec.password_hash,
+            )
+        })
         .fetch_optional(&mut *self.0)
         .await?;