Enclosure files + firmware

firmware/src/StateMachine.cpp

@@ -0,0 +1,47 @@
+#include "StateMachine.h"
+
+// Global state machine instance
+StateMachine stateMachine;
+
+// Initialize static states
+AdjustState StateMachine::adjustState;
+SleepState StateMachine::sleepState;
+DoneState StateMachine::doneState;
+IdleState StateMachine::idleState;
+PausedState StateMachine::pausedState;
+ProvisionState StateMachine::provisionState;
+ResetState StateMachine::resetState;
+StartupState StateMachine::startupState;
+TimerState StateMachine::timerState;
+
+StateMachine::StateMachine() {
+    currentState = &startupState;  // Start with StartupState
+    stateMutex = xSemaphoreCreateMutex();  // Initialize the mutex
+}
+
+// Clean up the state and delete the mutex
+StateMachine::~StateMachine() {
+    if (stateMutex != NULL) {
+        vSemaphoreDelete(stateMutex);  // Delete the mutex
+    }
+}
+
+void StateMachine::changeState(State* newState) {
+    // Lock the mutex
+    if (xSemaphoreTake(stateMutex, portMAX_DELAY) == pdTRUE) {
+        transition = true;
+        if (currentState != nullptr) {
+            currentState->exit();
+        }
+        currentState = newState;  // Assign the new state (static state)
+        currentState->enter();
+        transition = false;
+        xSemaphoreGive(stateMutex);  // Release the mutex
+    }
+}
+
+void StateMachine::update() {
+    if (!transition && currentState != nullptr) {
+        currentState->update();  // Call update on the current state
+    }
+}