Select, read, delete, and reply to texts!

LTE_demo_screen/LTE_demo_screen.ino

@@ -77,6 +77,7 @@ char imei[16] = {0}; // MUST use a 16 character buffer for IMEI!
 bool GPSon = 0;
 char messageText[120];
 char sendText[21];
+int smsNum = 1;
 
   //*********************** Screen ******************
 #include <PCD8544.h>
@@ -377,16 +378,24 @@ void loop() {
                 lcd.print("  YES");
                 break;
     }
-    case 9:{ // View all messages screen // TODO: make this work.
+    case 9:{ // View all messages screen
+                lcd.setCursor(0, 1);
+                lcd.print("READ WHICH MESSAGE?");
+                lcd.setCursor(0, 3);
+                lcd.print(smsNum);
                 lcd.setCursor(0, 5);
-                lcd.print("SELECT SCROLLs");
+                lcd.print("SELECT READS");
                 break;
     }
-    case 10:{ // Read message screen // TODO: make this work.
-                lcd.setCursor(0, 3);
-                lcd.print("-REPLY");
+    case 10:{ // Read message screen
+                lcd.setCursor(0, 1);
+                lcd.print(sendText);
+                lcd.setCursor(0, 2);
+                lcd.print(messageText);
                 lcd.setCursor(0, 4);
-                lcd.print("-DELETE");
+                lcd.print("L-REPLY");
+                lcd.setCursor(0, 5);
+                lcd.print("R-DELETE");
                 break;
     }
     case 11:{ // Delete message screen
@@ -645,24 +654,36 @@ void loop() {
                 screenNumber = 6;
                 break;
          }
-         case 90:{ // Screen 9 - Scroll message screen.  // TODO: make this work.
-                screenNumber = 1;
+         case 90:{ // Screen 9 - Scroll message screen.
+                // Up one number
+                smsNum++;
                 break;
          }
          case 99:{
-                screenNumber = 1;
+                // Down one number
+                if (smsNum <= 1) {
+                  smsNum = 1;
+                } else {
+                  smsNum--;
+                }
                 break;
-         }
+         }   
          case 108:{
-                screenNumber = 1;
+                // Up ten number
+                smsNum+=10;
                 break;
          }
          case 117:{
-                screenNumber = 1;
+                // Down ten number
+                if (smsNum <= 11) {
+                  smsNum = 1;
+                } else {
+                  smsNum-=10;
+                }
                 break;
          }
          case 130:{ // Screen 10 - View message screen.
-                screenNumber = 7;   // TODO: Add phone number.
+                screenNumber = 7;
                 break;
          }
          case 140:{
@@ -674,6 +695,12 @@ void loop() {
                 break;
          }
          case 165:{
+                // delete an SMS
+                  if (fona.deleteSMS(smsNum-1)) {
+                    Serial.println(F("K"));
+                  } else {
+                    Serial.println(F("F"));
+                  }
                 screenNumber = 6;
                 break;
          }
@@ -730,6 +757,20 @@ void loop() {
                 } else if (screenNumber == 7) {
                   screenNumber = 5;
                   curPos = 0;
+                } else if (screenNumber == 9) {
+                  // Retrieve SMS sender address/phone number.
+                    if (! fona.getSMSSender(smsNum-1, sendText, 250)) {
+                      Serial.println("F");
+                      break;
+                    }
+                    // Retrieve SMS value.
+                    uint16_t smslen;
+                    if (! fona.readSMS(smsNum-1, messageText, 250, &smslen)) { // pass in buffer and max len!
+                      Serial.println("F");
+                      break;
+                    }
+                  screenNumber = 10;
+                  curPos = 0;
                 } else {
                   screenNumber = screenNumber;
                   // Essentially, do nothing.