Added Basic Melody-Handling Task and temp-task for testing

melody_handling.hpp

@@ -1 +1,86 @@
-// MELODY PLAYBACK WILL BE HANDLED HERE
+// MELODY PLAYBACK WILL BE HANDLED HERE
+
+#include <vector>
+#include <Adafruit_PCF8574.h>
+#include <Wire.h>
+
+#define PCF8574_ADDR 0x24  // Change the address if it's different
+Adafruit_PCF8574 pcf8574;  // Create an instance of the PCF8574 class
+
+extern volatile bool playing;
+
+void bellEngine(void *parameter);
+void tempEngine(void *parameter);
+
+void bellEngine(void *parameter) {
+
+  uint16_t melodyMap[5500];
+
+  // read the melody from file and store it in RAM
+  File melody_file = SPIFFS.open("/melody1.bin", "r");
+  if (!melody_file) {
+    Serial.println("failed to open file");
+  }
+
+  for (;;){
+    Serial.println("Initializing Melody Read");
+
+    std::vector<uint16_t> melody; 
+    
+    size_t fileSize = melody_file.size();
+    size_t steps = fileSize / 2;
+    melody.resize(steps);
+    
+    Serial.print("Debuggin - FileSize: ");
+    Serial.print(fileSize);
+    Serial.print(" Steps: ");
+    Serial.println(steps);
+    Serial.println("Continuing with Assignment");
+    
+    for (size_t i=0; i<steps; i++){
+      melody[i] = melody_file.read() << 8 | melody_file.read();
+    }
+    
+    for (size_t i=0; i<steps; i++){
+      Serial.print("Current Step: ");
+      Serial.print(i);
+      Serial.print("  Current Beat in HEX: ");
+      Serial.println(melody[i], HEX);
+    }
+    
+    vTaskDelay(pdMS_TO_TICKS(5000));
+    Serial.println("Closing File");
+    melody_file.close();
+
+    UBaseType_t highWaterMark = uxTaskGetStackHighWaterMark(NULL);
+    Serial.print("Stack high water mark: ");
+    Serial.println(highWaterMark);
+
+  }
+
+}
+
+void tempEngine(void *parameter){
+	
+	// setup
+  Wire.begin(4, 15);
+	pcf8574.begin(PCF8574_ADDR);
+  pcf8574.pinMode(0, OUTPUT);
+
+	for (;;){
+		//loop
+		if (playing) {
+			Serial.println("DING!");
+      pcf8574.digitalWrite(0, LOW);
+			vTaskDelay(pdMS_TO_TICKS(500));
+      pcf8574.digitalWrite(0, HIGH);
+			vTaskDelay(pdMS_TO_TICKS(500));      
+		}
+	}
+}
+
+
+
+
+
+