feat: quality of service (#58)

* feat(qos): heartbeat functions and events wip

* feat(qos): heartbeat implementation

Author: Tjemmmic

bytecode/src/lib.rs

@@ -59,6 +59,24 @@ contract BlueprintServiceManagerBase is IBlueprintServiceManager, RootChainEnabl
         virtual
         onlyFromMaster
     { }
+    
+    /// @inheritdoc IBlueprintServiceManager
+    function getHeartbeatInterval(uint64 serviceId) external view virtual returns (bool useDefault, uint64 interval) {
+        // Uses the on-chain default interval by default
+        return (true, 0);
+    }
+    
+    /// @inheritdoc IBlueprintServiceManager
+    function getHeartbeatThreshold(uint64 serviceId) external view virtual returns (bool useDefault, uint8 threshold) {
+        // Uses the on-chain default threshold by default
+        return (true, 0);
+    }
+    
+    /// @inheritdoc IBlueprintServiceManager
+    function getSlashingWindow(uint64 serviceId) external view virtual returns (bool useDefault, uint64 window) {
+        // Uses the on-chain default window by default
+        return (true, 0);
+    }
 
     /// @inheritdoc IBlueprintServiceManager
     function onRequest(ServiceOperators.RequestParams calldata params) external payable virtual onlyFromMaster { }

src/BlueprintServiceManagerBase.sol

@@ -35,6 +35,24 @@ interface IBlueprintServiceManager {
     /// @dev Hook for updating RPC address. Called when an operator updates their RPC address.
     /// @param operator The operator's details with the updated RPC address.
     function onUpdateRpcAddress(ServiceOperators.OperatorPreferences calldata operator) external payable;
+    
+    /// @dev Get the heartbeat interval for a service.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return interval The heartbeat interval in blocks. 0 means heartbeats are disabled.
+    function getHeartbeatInterval(uint64 serviceId) external view returns (bool useDefault, uint64 interval);
+    
+    /// @dev Get the heartbeat threshold for a service.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return threshold The heartbeat threshold percentage (0-100).
+    function getHeartbeatThreshold(uint64 serviceId) external view returns (bool useDefault, uint8 threshold);
+    
+    /// @dev Get the slashing window for a service.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return window The slashing window in blocks.
+    function getSlashingWindow(uint64 serviceId) external view returns (bool useDefault, uint64 window);
 
     /// @dev Hook for service instance requests. Called when a user requests a service
     /// instance from the blueprint but this does not mean the service is initiated yet.

src/IBlueprintServiceManager.sol

@@ -317,6 +317,60 @@ contract MasterBlueprintServiceManager is RootChainEnabled, AccessControl, Pausa
         IBlueprintServiceManager(manager).onUpdateRpcAddress(operator);
         emit RpcAddressUpdated(blueprintId, operator);
     }
+    
+    /// @dev Get the heartbeat interval for a service.
+    /// @param blueprintId The unique identifier of the blueprint.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return interval The heartbeat interval in blocks.
+    function getHeartbeatInterval(
+        uint64 blueprintId,
+        uint64 serviceId
+    )
+        public
+        view
+        onlyFromRootChain
+        returns (bool useDefault, uint64 interval)
+    {
+        address manager = blueprints.get(blueprintId);
+        return IBlueprintServiceManager(manager).getHeartbeatInterval(serviceId);
+    }
+
+    /// @dev Get the heartbeat threshold for a service.
+    /// @param blueprintId The unique identifier of the blueprint.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return threshold The heartbeat threshold percentage (0-100).
+    function getHeartbeatThreshold(
+        uint64 blueprintId,
+        uint64 serviceId
+    )
+        public
+        view
+        onlyFromRootChain
+        returns (bool useDefault, uint8 threshold)
+    {
+        address manager = blueprints.get(blueprintId);
+        return IBlueprintServiceManager(manager).getHeartbeatThreshold(serviceId);
+    }
+
+    /// @dev Get the slashing window for a service.
+    /// @param blueprintId The unique identifier of the blueprint.
+    /// @param serviceId The ID of the service.
+    /// @return useDefault Whether to use the default value.
+    /// @return window The slashing window in blocks.
+    function getSlashingWindow(
+        uint64 blueprintId,
+        uint64 serviceId
+    )
+        public
+        view
+        onlyFromRootChain
+        returns (bool useDefault, uint64 window)
+    {
+        address manager = blueprints.get(blueprintId);
+        return IBlueprintServiceManager(manager).getSlashingWindow(serviceId);
+    }
 
     /// @dev Called when a user requests a service instance from the blueprint.
     /// @param blueprintId The blueprint unique identifier.