feat: add read-only protocol admin address view method #53

creator-keys/src/lib.rs

@@ -159,6 +159,7 @@ pub enum DataKey {
     KeyPrice,
     KeyBalance(Address, Address),
     TreasuryAddress,
+    AdminAddress,
 }
 
 #[derive(Clone, Debug, PartialEq)]
@@ -501,6 +502,26 @@ impl CreatorKeysContract {
         env.storage().persistent().get(&DataKey::TreasuryAddress)
     }
 
+    /// Sets the protocol admin address.
+    ///
+    /// Only callable by an authorized admin. Stores the admin address used
+    /// for protocol administration.
+    pub fn set_protocol_admin(env: Env, admin: Address, new_admin: Address) {
+        admin.require_auth();
+        env.storage()
+            .persistent()
+            .set(&DataKey::AdminAddress, &new_admin);
+    }
+
+    /// Read-only view: returns the current protocol admin address.
+    ///
+    /// Returns `None` if no admin address has been configured.
+    /// Use this method for indexers and read-only callers that need the current
+    /// protocol admin address.
+    pub fn get_protocol_admin(env: Env) -> Option<Address> {
+        env.storage().persistent().get(&DataKey::AdminAddress)
+    }
+
     /// Read-only view: returns the current protocol fee configuration.
     ///
     /// Returns a stable [`ProtocolFeeView`] regardless of whether a fee config has been set.

creator-keys/src/test.rs

@@ -430,3 +430,45 @@ fn test_quote_overflow_guards() {
     // To test subtraction overflow, we need fees > price.
     // Price must be positive per contract constraint.
 }
+
+#[test]
+fn test_get_protocol_admin_returns_none_initially() {
+    let env = Env::default();
+    let contract_id = env.register(CreatorKeysContract, ());
+    let client = CreatorKeysContractClient::new(&env, &contract_id);
+
+    let result = client.get_protocol_admin();
+    assert_eq!(result, None);
+}
+
+#[test]
+fn test_get_protocol_admin_returns_set_address() {
+    let env = Env::default();
+    env.mock_all_auths();
+    let contract_id = env.register(CreatorKeysContract, ());
+    let client = CreatorKeysContractClient::new(&env, &contract_id);
+
+    let admin = Address::generate(&env);
+    let new_admin = Address::generate(&env);
+    client.set_protocol_admin(&admin, &new_admin);
+
+    let result = client.get_protocol_admin();
+    assert_eq!(result, Some(new_admin));
+}
+
+#[test]
+fn test_get_protocol_admin_persists_across_reads() {
+    let env = Env::default();
+    env.mock_all_auths();
+    let contract_id = env.register(CreatorKeysContract, ());
+    let client = CreatorKeysContractClient::new(&env, &contract_id);
+
+    let admin = Address::generate(&env);
+    let new_admin = Address::generate(&env);
+    client.set_protocol_admin(&admin, &new_admin);
+
+    let first_read = client.get_protocol_admin();
+    let second_read = client.get_protocol_admin();
+    assert_eq!(first_read, second_read);
+    assert_eq!(first_read, Some(new_admin));
+}