v0.2.12-pre.003

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

@@ -0,0 +1,59 @@
+// file: crates/ksp-app-solprices-desk/src/offchain_runtime.rs
+// version: 1
+
+//! Config-owned Off-chain Transport bootstrap for SOL Prices Desk.
+
+/// Resolved SOL Prices Desk composite and Off-chain Transport configuration retained by application state.
+pub(crate) struct OffchainTransportStartup {
+    composite_profile_id: String,
+    resolved: ksp_config_lib::ResolvedOffchainTransportConfig,
+}
+
+impl crate::OffchainTransportStartup {
+    /// Returns the composite profile selected for this application launch.
+    #[must_use]
+    pub(crate) fn composite_profile_id(&self) -> &str {
+        return self.composite_profile_id.as_str();
+    }
+
+    /// Returns the Config-resolved Off-chain Transport runtime configuration.
+    #[must_use]
+    pub(crate) const fn resolved(&self) -> &ksp_config_lib::ResolvedOffchainTransportConfig {
+        return &self.resolved;
+    }
+}
+
+/// Resolves the composite-selected Off-chain Transport profile and constructs the provider-neutral service owned by Config.
+pub(crate) fn initialize_offchain_transport(management: &ksp_config_lib::ConfigManagement) -> ksp_core_lib::Result<crate::OffchainTransportStartup> {
+    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_solprices_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 logging_profile = crate::required_composite_component_profile(&composite, crate::COMPOSITE_COMPONENT_ID_LOGGING, ksp_config_lib::FILE_ID_STD_LOGGING);
+    if let std::result::Result::Err(error) = logging_profile {
+        return std::result::Result::Err(error);
+    }
+    let offchain_profile = crate::required_composite_component_profile(
+        &composite,
+        crate::COMPOSITE_COMPONENT_ID_OFFCHAIN_TRANSPORT,
+        ksp_config_lib::FILE_ID_STD_OFFCHAIN_TRANSPORT,
+    );
+    let offchain_profile = match offchain_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(&offchain_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, composite_profile = composite.profile_id(), offchain_profile = resolved.profile_id(), provider_count, "initialized SOL Prices Desk Off-chain Transport from composite-managed configuration");
+    return std::result::Result::Ok(crate::OffchainTransportStartup { composite_profile_id: composite.profile_id().to_owned(), resolved });
+}