lib/espnow.py was ignored in last commit

host/fipy/lib/espnow.py

+import network
+from network import ESPNOW
+import time
+# from lib.rtc_time import RTCTime
+
+import struct
+
+w = network.WLAN()
+self_mac, sta = w.mac()
+
+class Forte_ESPNOW:    
+    def __init__(self):
+        ESPNOW.init()
+        p = ESPNOW.add_peer("58CF7904412C") # TODO: make management of peers dynamic (line 37)
+        ESPNOW.on_recv(espnow_recv)
+
+def espnow_respond(mac):
+    msg = struct.pack("<6sl", self_mac, time.time() * 1000)
+    print(time.time() * 1000)
+    ESPNOW.send(mac, msg)
+    print("response sent")
+
+def espnow_recv(result):
+    print("message recv")
+    mac, peer, msg = result
+
+    data = bytes_to_data(msg)
+    try:
+        print(data["amountData"])
+        print(data["timestamp"])
+        print(data["data"])
+
+    except Exception as error:
+        print(error)
+
+    # if(result not in ESPNOW.get_peers()):
+    #     ESPNOW.add_peer(mac)
+    espnow_respond(mac)
+
+def bytes_to_data(msg):
+    # turn bytes from message into 22-tuple of integers(identifiers), floats(values), integer(amount) and long(timestamp)
+    data = struct.unpack("<10i10fil", bytes(msg))
+    amountData = data[20]
+    timestamp = data[21]
+    identifiers = data[0:amountData]
+    values = data[10 : (10 + amountData)]
+    return {
+        "amountData": amountData,
+        "timestamp": timestamp,
+        "data": dict(zip(identifiers, values)),
+    }
+
+