fix(ble): Consume all events in ble app

preload/apps/ble/__init__.py

@@ -6,7 +6,7 @@ import sys_ble
 import interrupt
 import config
 
-ble_event = None
+ble_events = []
 is_active = False
 
 STATE_IDLE = 1
@@ -16,8 +16,13 @@ STATE_FAIL = 4
 
 
 def ble_callback(_):
-    global ble_event
-    ble_event = sys_ble.get_event()
+    global ble_events
+
+    while True:
+        event = sys_ble.get_event()
+        if event == sys_ble.EVENT_NONE:
+            break
+        ble_events.append(event)
 
 
 def init():
@@ -95,6 +100,11 @@ while True:
     v = ~v_old & v_new
     v_old = v_new
 
+    ble_event = None
+    if len(ble_events) > 0:
+        ble_event = ble_events[0]
+        ble_events = ble_events[1:]
+
     if state == STATE_IDLE:
         # print config screen
         disp.clear()
@@ -104,7 +114,6 @@ while True:
 
         # wait for button press or ble_event
         if ble_event == sys_ble.EVENT_HANDLE_NUMERIC_COMPARISON:
-            ble_event = None
             state = STATE_NUMERIC_COMPARISON
         if v & buttons.TOP_RIGHT:
             toggle()
@@ -128,7 +137,6 @@ while True:
 
         # wait for button press or ble_event
         if ble_event == sys_ble.EVENT_PAIRING_FAILED:
-            ble_event = None
             state = STATE_FAIL
         if v & buttons.BOTTOM_LEFT:
             sys_ble.confirm_compare_value(True)
@@ -144,10 +152,8 @@ while True:
     elif state == STATE_WAIT_FOR_COMPLETION:
         # Wait for pairing to complete
         if ble_event == sys_ble.EVENT_PAIRING_FAILED:
-            ble_event = None
             state = STATE_FAIL
         elif ble_event == sys_ble.EVENT_PAIRING_COMPLETE:
-            ble_event = None
             pairing_name = sys_ble.get_last_pairing_name().split("/")[-1].split(".")[0]
             disp.clear()
             disp.print("BLE Pairing", posy=0, fg=[0, 0, 255])