v0.2.12-pre.008

crates/ksp-app-wallet-desk/src/offchain_runtime.rs

@@ -0,0 +1,60 @@
+// file: crates/ksp-app-wallet-desk/src/offchain_runtime.rs
+// version: 1
+
+//! Optional composite-selected Off-chain Transport runtime used by Wallet Desk SOL/USD presentation.
+
+/// Safe provider-neutral Off-chain Transport runtime retained by Wallet Desk when Config resolution succeeds.
+pub(crate) struct OffchainTransportRuntime {
+    resolved: ksp_config_lib::ResolvedOffchainTransportConfig,
+}
+
+impl OffchainTransportRuntime {
+    /// Returns the generic market-price service built and owned by Config.
+    #[must_use]
+    pub(crate) const fn service(&self) -> &ksp_offchain_transport_lib::MarketPriceService {
+        return self.resolved.service();
+    }
+
+    /// Returns the composite-selected Off-chain Transport profile identifier.
+    #[must_use]
+    pub(crate) fn profile_id(&self) -> &str {
+        return self.resolved.profile_id();
+    }
+}
+
+/// Resolves the Wallet Desk Off-chain Transport component through Config.
+pub(crate) fn initialize_offchain_transport(management: &ksp_config_lib::ConfigManagement) -> ksp_core_lib::Result<OffchainTransportRuntime> {
+    let environment = ksp_config_lib::ConfigEnvironment::load();
+    let environment = match environment {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let composite = crate::load_wallet_desk_composite(management);
+    let composite = match composite {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let profile = crate::required_composite_component_profile(
+        &composite,
+        crate::COMPOSITE_COMPONENT_ID_OFFCHAIN_TRANSPORT,
+        ksp_config_lib::FILE_ID_STD_OFFCHAIN_TRANSPORT,
+    );
+    let profile = match profile {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let resolved = management.engine().resolve_offchain_transport_config_profile(&profile, &environment);
+    let resolved = match resolved {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let provider_count = resolved.service().registry().len();
+    ksp_logging_lib::info!(
+        target: crate::TRACING_TARGET,
+        domain = crate::TRACING_DOMAIN_OFFCHAIN_TRANSPORT,
+        offchain_profile = resolved.profile_id(),
+        provider_count,
+        "initialized Wallet Desk Off-chain Transport from composite-managed configuration"
+    );
+    return std::result::Result::Ok(OffchainTransportRuntime { resolved });
+}