new valid and util module, more function decorators

1 files changed, 21 insertions, 0 deletions

diff --git a/api/valid.py b/api/valid.py
new file mode 100644
index 0000000..f407460
--- /dev/null
+++ b/api/valid.py
@@ -0,0 +1,21 @@
+from db import cursor
+
+
+def validate(id, type):
+	types = {
+		"user": ["user_id", "users"],
+		"game": ["game_id", "games"],
+	}
+	fields = types[type]
+	query = cursor.execute(
+		f"select {fields[0]} from {fields[1]} where {fields[0]} = ?", [id]
+	).fetchone()
+	return bool(query)
+
+
+def user_id(user_id):
+	return validate(user_id, "user")
+
+
+def game_id(game_id):
+	return validate(game_id, "game")