v0.2.6-pre.002

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

@@ -0,0 +1,111 @@
+// file: crates/ksp-app-wallet-desk/src/app_state.rs
+// version: 2
+
+//! Shared backend state owned by the Wallet Desk Tauri application.
+
+/// Shared Wallet Desk application state managed by Tauri.
+pub(crate) struct AppState {
+    config_management: ksp_config_lib::ConfigManagement,
+    logging_runtime: std::sync::Mutex<LoggingRuntimeState>,
+    splash_settings: crate::SplashSettings,
+    splash_sequence_started: std::sync::atomic::AtomicBool,
+}
+
+impl AppState {
+    /// Initializes Config ownership, Logging and the common desktop splash state.
+    pub(crate) fn initialize(arguments: &[std::ffi::OsString]) -> ksp_core_lib::Result<Self> {
+        let config_management = crate::config_management(arguments);
+        let config_management = match config_management {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => return std::result::Result::Err(error),
+        };
+        let runtime_identity = crate::launch_identity();
+        let runtime_identity = match runtime_identity {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => return std::result::Result::Err(error),
+        };
+        let logging_startup = crate::initialize_logging(&config_management, &runtime_identity);
+        let logging_startup = match logging_startup {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => return std::result::Result::Err(error),
+        };
+        let splash_settings = crate::SplashSettings::load();
+        let splash_settings = match splash_settings {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => {
+                ksp_logging_lib::warn!(target: crate::TRACING_TARGET, domain = crate::TRACING_DOMAIN_WINDOWS, error_domain = error.code().domain(), error_code = error.code().code(), "managed splash timings are invalid; using transient in-memory defaults");
+                crate::SplashSettings::fallback()
+            },
+        };
+        ksp_logging_lib::debug!(target: crate::TRACING_TARGET, domain = crate::TRACING_DOMAIN_WINDOWS, minimum_ms = splash_settings.minimum_ms(), minimum_source = splash_settings.minimum_source(), fade_ms = splash_settings.fade_ms(), fade_source = splash_settings.fade_source(), expected_backend_lifecycle_ms = splash_settings.expected_backend_lifecycle_ms(), "resolved Wallet Desk splash timings");
+        return std::result::Result::Ok(Self {
+            config_management,
+            logging_runtime: std::sync::Mutex::new(LoggingRuntimeState {
+                guard: logging_startup.guard,
+                active_profile_id: logging_startup.active_profile_id,
+                fallback_active: logging_startup.fallback_active,
+                startup_diagnostic: logging_startup.startup_diagnostic,
+            }),
+            splash_settings,
+            splash_sequence_started: std::sync::atomic::AtomicBool::new(false),
+        });
+    }
+
+    /// Builds the safe shell status DTO exposed during pre.002.
+    pub(crate) fn runtime_status(&self) -> ksp_core_lib::Result<crate::RuntimeStatusDto> {
+        let document_count = self.config_management.engine().registry().descriptors().count();
+        let document_count = u32::try_from(document_count);
+        let document_count = match document_count {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => {
+                return std::result::Result::Err(
+                    ksp_core_lib::Error::new(
+                        crate::ERROR_CODE_APP_STATE_INVALID,
+                        "Config registry contains too many descriptors for the Wallet Desk shell DTO",
+                    )
+                    .with_source(error),
+                );
+            },
+        };
+        let runtime = self.logging_runtime.lock();
+        let runtime = match runtime {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(_) => {
+                return std::result::Result::Err(ksp_core_lib::Error::new(
+                    crate::ERROR_CODE_APP_STATE_LOCK_FAILED,
+                    "Wallet Desk Logging runtime state lock is poisoned",
+                ));
+            },
+        };
+        let _keep_guard_alive = &runtime.guard;
+        return std::result::Result::Ok(crate::RuntimeStatusDto {
+            application_version: env!("CARGO_PKG_VERSION").to_owned(),
+            config_document_count: document_count,
+            active_logging_profile: runtime.active_profile_id.clone(),
+            fallback_logging_active: runtime.fallback_active,
+            startup_diagnostic: runtime.startup_diagnostic.clone(),
+            shell_phase: "pre.002-shell".to_owned(),
+        });
+    }
+
+    /// Returns the resolved common splash timings captured during bootstrap.
+    #[must_use]
+    pub(crate) const fn splash_settings(&self) -> crate::SplashSettings {
+        return self.splash_settings;
+    }
+
+    /// Marks the one-shot splash lifecycle as started and reports whether this caller won the transition.
+    pub(crate) fn begin_splash_sequence(&self) -> bool {
+        return self
+            .splash_sequence_started
+            .compare_exchange(false, true, std::sync::atomic::Ordering::AcqRel, std::sync::atomic::Ordering::Acquire)
+            .is_ok();
+    }
+}
+
+struct LoggingRuntimeState {
+    guard: ksp_logging_lib::LoggingGuard,
+    active_profile_id: std::option::Option<String>,
+    fallback_active: bool,
+    startup_diagnostic: std::option::Option<crate::CommandErrorDto>,
+}