fixed imports on key + added loader

libs/emesh.py

@@ -4,7 +4,7 @@ from pubsub import pub
 import time
 # Helpers
 from hashlib import sha256
-import keys
+import libs.keys as keys
 import json
 
 serial_port = None
@@ -95,11 +95,15 @@ def connect(serialPort=None):
     keys.ensure()
     # Connecting to the radio
     serial_port = serialPort
-    pub.subscribe(onReceive, "meshtastic.receive")
-    pub.subscribe(onConnection, "meshtastic.connection.established")
-    interface = meshtastic.serial_interface.SerialInterface(serial_port)
-    print("[INITIALIZATION] Connection to radio established")
-
+    try:
+        pub.subscribe(onReceive, "meshtastic.receive")
+        pub.subscribe(onConnection, "meshtastic.connection.established")
+        interface = meshtastic.serial_interface.SerialInterface(serial_port)
+        print("[INITIALIZATION] Connection to radio established")
+    except Exception as e:
+        print("[INITIALIZATION] Could not connect to radio")
+        print("[INITIALIZATION] " + str(e))
+        return False
 
 def listSerials():
     # TODO

libs/loading.py

@@ -0,0 +1,30 @@
+import itertools
+import threading
+import time
+import sys
+
+done = True
+message = ""
+#here is the animation
+def animate():
+    global done
+    global message
+    for c in itertools.cycle(['|', '/', '-', '\\']):
+        if done:
+            break
+        sys.stdout.write('\r' + message + ' ' + c)
+        sys.stdout.flush()
+        time.sleep(0.1)
+    sys.stdout.write('\rDone!     \n')
+
+def start(msg="loading..."):
+    global done
+    global message
+    done = False
+    message = msg
+    t = threading.Thread(target=animate)
+    t.start()
+
+def stop():
+    global done
+    done = True

term.py

@@ -3,6 +3,7 @@ import builtins as __builtin__
 import time
 import os
 from dotenv import load_dotenv
+import libs.loading as loading
 
 # SECTION GUI Variables
 outputs = ""
@@ -28,7 +29,12 @@ def print(*args, **kwargs):
 def init():
     print("[SYSTEM] Starting EMesh...")
     vars = preparse()
-    emesh.connect(vars["port"])
+    loading.start("Initializing EMesh...")
+    if not emesh.connect(vars["port"]):
+        print("[SYSTEM] Could not connect to the device. Exiting...")
+        loading.stop()
+        exit()
+    loading.stop()
     print("[LOADER] Initialized")
 
 
@@ -53,6 +59,7 @@ def main():
     print("[MAIN CYCLE] Starting watchdog...")
     was_connected = False
     cooldownHeader = False
+    loading.start("[ eMesh Main Cycle is Running ")
     while not ((os.getenv("FORCE_QUIT") == "True") or forceQuit):
         # This is just a way to check if we need to notify the gui
         are_connected = emesh.connected
@@ -95,7 +102,9 @@ def main():
         # print("[MAIN CYCLE] Sleeping for " + os.getenv('SLEEP_INTERVAL') + " seconds")
         time.sleep(int(os.getenv("SLEEP_INTERVAL")))
         # print("[MAIN CYCLE] Sleeping complete. Proceeding to the next cycle...")
-
+    print("[MAIN CYCLE] Exiting main cycle...")
+    print("[SYSTEM] Exiting...")
+    loading.stop()
 
 print("[SYSTEM] Ready to start.")