massive refactor

src/menu.cpp

@@ -0,0 +1,129 @@
+#include <menu.h>
+#include <Arduino.h>
+#include <odroid_go.h>
+#include <ArduinoJson.h>
+#include <global.h>
+#include <statistics.h>
+
+int selectedItem = 0;
+String selectedNode = "";
+
+
+
+// Array of the main menu items
+MenuItem mainMenuItems[] = {
+  {"Node Information", &nodeInfo},
+  {"Container Information", &containerInfo},
+  {"VM Information", &vmInfo}
+};
+
+
+int buttonListener(int numItems) {
+  delay(200);
+  while (true) {
+    GO.update();
+    if (GO.JOY_Y.isAxisPressed() == 1 && selectedItem < (numItems - 1)) {
+      selectedItem++;
+      break;
+    }
+    if (GO.JOY_Y.isAxisPressed() == 2 && selectedItem > 0) {
+      selectedItem--;
+      break;
+    }
+    if (GO.BtnA.isPressed() == 1) {
+      delay(300);
+      return 1;
+    }
+    if (GO.BtnB.isPressed() == 1) {
+      delay(300);
+      return 2;
+    }
+
+  }
+  return 0;
+}
+
+void drawMenu(MenuItem menuItems[], int numItems) {
+  GO.lcd.clearDisplay();
+  GO.lcd.setCursor(0, 0);
+  
+
+  for (int i = 0; i < numItems; i++) {
+    if (selectedItem == i) {
+      GO.lcd.print("> ");
+    }
+    GO.lcd.println(menuItems[i].name);
+  }
+
+  switch (buttonListener(numItems)) {
+    case 1:
+      Serial.println("selected " + selectedItem);
+      menuItems[selectedItem].function();
+      break;
+    case 2:
+      Serial.println("back");
+      break;
+    default:
+      drawMenu(menuItems, numItems);
+  }
+
+}
+
+void mainMenu(){
+    int numItems = sizeof(mainMenuItems) / sizeof(MenuItem);
+    drawMenu(mainMenuItems, numItems);
+}
+
+void listNodes(JsonArray nodes) {
+  GO.lcd.clearDisplay();
+  GO.lcd.setCursor(0, 0);
+  int numItems = nodes.size();
+  for (int i = 0; i < numItems; i++) {
+    if (selectedItem == i) {
+      GO.lcd.print("> ");
+    }
+    GO.lcd.println(nodes[i]["node"].as<String>());
+  }
+
+  switch (buttonListener(numItems)) {
+    case 1:
+      Serial.println("selected " + selectedItem);
+      selectedNode = nodes[selectedItem]["node"].as<String>();
+      break;
+    case 2:
+      Serial.println("back");
+      break;
+    default:
+      listNodes(nodes);
+  }
+}
+
+int listContainers(JsonArray containers) {
+  GO.lcd.clearDisplay();
+  GO.lcd.setCursor(0, 0);
+  int numItems = containers.size();
+  int selectedLXC = 0;
+  for (int i = 0; i < numItems; i++) {
+    if (selectedItem == i) {
+      GO.lcd.print("> ");
+    }
+    GO.lcd.println(containers[i]["vmid"].as<String>() + ": " + containers[i]["name"].as<String>());
+  }
+
+  switch (buttonListener(numItems)) {
+    case 1:
+      selectedLXC = containers[selectedItem]["vmid"].as<int>();
+      Serial.println(selectedLXC);
+      break;
+    case 2:
+      Serial.println("back");
+      break;
+    default:
+      listContainers(containers);
+  }
+
+  Serial.println(selectedLXC);
+  Serial.println("end");
+  return selectedLXC;
+  
+}