From 55a352f85a73d6d8d81439ad3e9fcfed56894bc2 Mon Sep 17 00:00:00 2001
From: Tobias Reisinger <tobias@msrg.cc>
Date: Mon, 22 Apr 2024 04:26:25 +0200
Subject: [PATCH] Add secondary check to prevent empty tags from being created

---
 emgauwa-lib/src/db/tag.rs                | 4 ++++
 emgauwa-lib/src/errors/database_error.rs | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/emgauwa-lib/src/db/tag.rs b/emgauwa-lib/src/db/tag.rs
index c6a374b..25028e1 100644
--- a/emgauwa-lib/src/db/tag.rs
+++ b/emgauwa-lib/src/db/tag.rs
@@ -17,6 +17,10 @@ impl DbTag {
 		conn: &mut PoolConnection<Sqlite>,
 		new_tag: &str,
 	) -> Result<DbTag, DatabaseError> {
+		if new_tag.len() == 0 {
+			return Err(DatabaseError::EmptyDataInsert);
+		}
+
 		sqlx::query_as!(
 			DbTag,
 			"INSERT INTO tags (tag) VALUES (?) RETURNING *",
diff --git a/emgauwa-lib/src/errors/database_error.rs b/emgauwa-lib/src/errors/database_error.rs
index 3f8c482..008e69a 100644
--- a/emgauwa-lib/src/errors/database_error.rs
+++ b/emgauwa-lib/src/errors/database_error.rs
@@ -12,6 +12,7 @@ pub enum DatabaseError {
 	InsertGetError,
 	NotFound,
 	Protected,
+	EmptyDataInsert,
 	UpdateError,
 	UpdateGetError,
 	MigrationError(MigrateError),
@@ -57,6 +58,7 @@ impl From<&DatabaseError> for String {
 			}
 			DatabaseError::MigrationError(_) => "error on running migrations",
 			DatabaseError::Unknown(_) => "unknown error",
+			DatabaseError::EmptyDataInsert => "empty data was attempted to be inserted",
 		})
 	}
 }