Implement sending commands from the web interface

[loctrkd.git] / loctrkd / beesure.py

diff --git a/loctrkd/beesure.py b/loctrkd/beesure.py
index 9e9e22b65667c3494338efd242ce19d33ad58321..e782c736189ca5d74a3f0cc188c7973672660c13 100755 (executable)
--- a/loctrkd/beesure.py
+++ b/loctrkd/beesure.py
@@ -43,6 +43,7 @@ __all__ = (
     "Respond",
 )
 
+MODNAME = __name__.split(".")[-1]
 PROTO_PREFIX = "BS:"
 
 ### Deframer ###
@@ -116,7 +117,7 @@ class Stream:
             else:
                 msgs.append(
                     f"Packet does not end with ']'"
-                    f" at {self.datalen+20}: {self.buffer=!r}"
+                    f" at {self.datalen+20}: {self.buffer[:64]=!r}"
                 )
             self.buffer = self.buffer[self.datalen + 21 :]
             self.datalen = 0
@@ -380,12 +381,12 @@ class _LOC_DATA(BeeSurePkt):
         self.latitude = p.lat * p.nors
         self.longitude = p.lon * p.eorw
 
-    def rectified(self) -> Report:
+    def rectified(self) -> Tuple[str, Report]:
         # self.gps_valid is supposed to mean it, but it does not. Perfectly
         # good looking coordinates, with ten satellites, still get 'V'.
         # I suspect that in reality, 'A' means "hint data is absent".
         if self.gps_valid or self.num_of_sats > 3:
-            return CoordReport(
+            return MODNAME, CoordReport(
                 devtime=str(self.devtime),
                 battery_percentage=self.battery_percentage,
                 accuracy=self.positioning_accuracy,
@@ -396,7 +397,7 @@ class _LOC_DATA(BeeSurePkt):
                 longitude=self.longitude,
             )
         else:
-            return HintReport(
+            return MODNAME, HintReport(
                 devtime=str(self.devtime),
                 battery_percentage=self.battery_percentage,
                 mcc=self.mcc,
@@ -602,8 +603,15 @@ def proto_handled(proto: str) -> bool:
     return proto.startswith(PROTO_PREFIX)
 
 
+def _local_proto(packet: bytes) -> str:
+    try:
+        return packet[20:-1].split(b",")[0].decode()
+    except UnicodeDecodeError:
+        return "UNKNOWN"
+
+
 def proto_of_message(packet: bytes) -> str:
-    return PROTO_PREFIX + packet[20:-1].split(b",")[0].decode()
+    return PROTO_PREFIX + _local_proto(packet)
 
 
 def imei_from_packet(packet: bytes) -> Optional[str]:
@@ -618,7 +626,7 @@ def is_goodbye_packet(packet: bytes) -> bool:
 
 
 def inline_response(packet: bytes) -> Optional[bytes]:
-    proto = packet[20:-1].split(b",")[0].decode()
+    proto = _local_proto(packet)
     if proto in CLASSES:
         cls = CLASSES[proto]
         if cls.RESPOND is Respond.INL:
@@ -672,3 +680,13 @@ def exposed_protos() -> List[Tuple[str, bool]]:
         for cls in CLASSES.values()
         if hasattr(cls, "rectified")
     ]
+
+
+def make_response(cmd: str, imei: str, **kwargs: Any) -> Optional[BeeSurePkt]:
+    if cmd == "poweroff":
+        return POWEROFF.Out()
+    elif cmd == "refresh":
+        return MONITOR.Out()
+    elif cmd == "message":
+        return MESSAGE.Out(message=kwargs.get("txt", "Hello"))
+    return None