[SL-ONLY] Add business logic for the selective listening impl (projec…

…t-chip#139)

Co-authored-by: lpbeliveau-silabs <[email protected]>

examples/platform/silabs/BaseApplication.cpp

@@ -96,6 +96,11 @@
 #include <platform/silabs/tracing/SilabsTracing.h>
 #endif // MATTER_TRACING_ENABLED
 
+// sl-only
+#if SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+#include <ApplicationSleepManager.h>
+#endif // SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+
 /**********************************************************
  * Defines and Constants
  *********************************************************/
@@ -213,8 +218,19 @@ void BaseApplicationDelegate::OnCommissioningSessionStopped()
 #endif // SL_WIFI && CHIP_CONFIG_ENABLE_ICD_SERVER
 }
 
+void BaseApplicationDelegate::OnCommissioningWindowOpened()
+{
+#if SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+    app::Silabs::ApplicationSleepManager::GetInstance().OnCommissioningWindowOpened();
+#endif // SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+}
+
 void BaseApplicationDelegate::OnCommissioningWindowClosed()
 {
+#if SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+    app::Silabs::ApplicationSleepManager::GetInstance().OnCommissioningWindowClosed();
+#endif // SL_MATTER_ENABLE_APP_SLEEP_MANAGER
+
     if (BaseApplication::GetProvisionStatus())
     {
         // After the device is provisioned and the commissioning passed

examples/platform/silabs/BaseApplication.h

@@ -74,6 +74,7 @@ class BaseApplicationDelegate : public AppDelegate, public chip::FabricTable::De
     void OnCommissioningSessionStarted() override;
     void OnCommissioningSessionStopped() override;
     void OnCommissioningWindowClosed() override;
+    void OnCommissioningWindowOpened() override;
 
     // FabricTable::Delegate
     void OnFabricCommitted(const chip::FabricTable & fabricTable, chip::FabricIndex fabricIndex) override;

examples/platform/silabs/MatterConfig.cpp

@@ -342,7 +342,6 @@ CHIP_ERROR SilabsMatterConfig::InitMatter(const char * appName)
     err = app::Silabs::ApplicationSleepManager::GetInstance()
               .SetFabricTable(&Server::GetInstance().GetFabricTable())
               .SetSubscriptionInfoProvider(app::InteractionModelEngine::GetInstance())
-              .SetCommissioningWindowManager(&Server::GetInstance().GetCommissioningWindowManager())
               .SetWifiSleepManager(&WifiSleepManager::GetInstance())
               .Init();
     VerifyOrReturnError(err == CHIP_NO_ERROR, err, ChipLogError(DeviceLayer, "ApplicationSleepManager init failed"));

examples/platform/silabs/wifi/icd/ApplicationSleepManager.cpp

@@ -29,8 +29,6 @@ CHIP_ERROR ApplicationSleepManager::Init()
     VerifyOrReturnError(mFabricTable != nullptr, CHIP_ERROR_INVALID_ARGUMENT, ChipLogError(AppServer, "FabricTable is null"));
     VerifyOrReturnError(mSubscriptionsInfoProvider != nullptr, CHIP_ERROR_INVALID_ARGUMENT,
                         ChipLogError(AppServer, "SubscriptionsInfoProvider is null"));
-    VerifyOrReturnError(mCommissioningWindowManager != nullptr, CHIP_ERROR_INVALID_ARGUMENT,
-                        ChipLogError(AppServer, "CommissioningWindowManager is null"));
     VerifyOrReturnError(mWifiSleepManager != nullptr, CHIP_ERROR_INVALID_ARGUMENT,
                         ChipLogError(AppServer, "WifiSleepManager is null"));
 
@@ -42,6 +40,18 @@ CHIP_ERROR ApplicationSleepManager::Init()
     return CHIP_NO_ERROR;
 }
 
+void ApplicationSleepManager::OnCommissioningWindowOpened()
+{
+    mIsCommissionningWindowOpen = true;
+    mWifiSleepManager->VerifyAndTransitionToLowPowerMode();
+}
+
+void ApplicationSleepManager::OnCommissioningWindowClosed()
+{
+    mIsCommissionningWindowOpen = false;
+    mWifiSleepManager->VerifyAndTransitionToLowPowerMode();
+}
+
 void ApplicationSleepManager::OnSubscriptionEstablished(chip::app::ReadHandler & aReadHandler)
 {
     mWifiSleepManager->VerifyAndTransitionToLowPowerMode();
@@ -71,10 +81,28 @@ void ApplicationSleepManager::OnFabricCommitted(const chip::FabricTable & fabric
 
 bool ApplicationSleepManager::CanGoToLIBasedSleep()
 {
-    // TODO: Implement your logic here
+    bool canGoToLIBasedSleep = true;
+
+    if (mIsCommissionningWindowOpen)
+    {
+        ChipLogProgress(AppServer, "Commissioning Window is Open - Cannot go to LI based sleep");
+        canGoToLIBasedSleep = false;
+    }
+    else
+    {
+        for (auto it = mFabricTable->begin(); it != mFabricTable->end(); ++it)
+        {
+            if (!mSubscriptionsInfoProvider->FabricHasAtLeastOneActiveSubscription(it->GetFabricIndex()))
+            {
+                ChipLogProgress(AppServer, "Fabric index %u has no active subscriptions - Cannot go to LI based sleep",
+                                it->GetFabricIndex());
+                canGoToLIBasedSleep = false;
+                break;
+            }
+        }
+    }
 
-    ChipLogProgress(AppServer, "CanGoToLIBasedSleep was called!");
-    return false;
+    return canGoToLIBasedSleep;
 }
 
 } // namespace Silabs

examples/platform/silabs/wifi/icd/ApplicationSleepManager.h

@@ -61,18 +61,26 @@ class ApplicationSleepManager : public chip::app::ReadHandler::ApplicationCallba
         return *this;
     }
 
-    ApplicationSleepManager & SetCommissioningWindowManager(chip::CommissioningWindowManager * commissioningWindowManager)
-    {
-        mCommissioningWindowManager = commissioningWindowManager;
-        return *this;
-    }
-
     ApplicationSleepManager & SetWifiSleepManager(chip::DeviceLayer::Silabs::WifiSleepManager * wifiSleepManager)
     {
         mWifiSleepManager = wifiSleepManager;
         return *this;
     }
 
+    /**
+     * @brief Sets the commissioning window state to open and calls the WifiSleepManager VerifyAndTransitionToLowPowerMode.
+     *        The VerifyAndTransitionToLowPowerMode function is responsible of then queriyng the ApplicationSleepManager to
+     *        determine in which low power state the Wi-Fi device can transition to.
+     */
+    void OnCommissioningWindowOpened();
+
+    /**
+     * @brief Sets the commissioning window state to open and calls the WifiSleepManager VerifyAndTransitionToLowPowerMode.
+     *        The VerifyAndTransitionToLowPowerMode function is responsible of then queriyng the ApplicationSleepManager to
+     *        determine in which low power state the Wi-Fi device can transition to.
+     */
+    void OnCommissioningWindowClosed();
+
     // ReadHandler::ApplicationCallback implementation
 
     /**
@@ -94,10 +102,14 @@ class ApplicationSleepManager : public chip::app::ReadHandler::ApplicationCallba
     // WifiSleepManager::ApplicationCallback implementation
 
     /**
-     * @brief TODO
+     * @brief Function encapsulates the application logic to determine if the Wi-Fi device can go into LI based sleep.
      *
-     * @return true
-     * @return false
+     *        - 1. Check if the commissioning window is open. If it is open, the Wi-Fi device cannot go to LI based sleep.
+     *        - 2. Check if all Fabrics have at least 1 subscription. If there is at least one fabric without a subscription, the
+     *             Wi-Fi cannot go to LI based sleep.
+     *
+     * @return true if the device can go to LI sleep
+     *         false if the device cannot go to LI sleep
      */
     bool CanGoToLIBasedSleep() override;
 
@@ -131,6 +143,8 @@ class ApplicationSleepManager : public chip::app::ReadHandler::ApplicationCallba
     chip::app::SubscriptionsInfoProvider * mSubscriptionsInfoProvider = nullptr;
     chip::CommissioningWindowManager * mCommissioningWindowManager    = nullptr;
     chip::DeviceLayer::Silabs::WifiSleepManager * mWifiSleepManager   = nullptr;
+
+    bool mIsCommissionningWindowOpen = false;
 };
 
 } // namespace Silabs