[Add] basic split

decentralized/src/local-auth/local_auth.rs

@@ -0,0 +1,18 @@
+use json::JsonValue;
+
+use crate::util::file_util::load_file;
+// NOT USED AT MOMENT
+pub fn is_private_key_valid(user_id: &i64, key_hash: &str) -> bool {
+    let file_contents = load_file("", "users.json");
+
+    let users = json::parse(&file_contents).unwrap();
+    if let JsonValue::Array(users_array) = users {
+        for user in users_array {
+            if user["uuid"] == user_id.to_string() && user["private_key_hash"] == key_hash {
+                return true;
+            }
+        }
+    }
+
+    false
+}