Merge pull request #8 from dhalbert/match_prefixes

prefix -> match_prefixes

adafruit_ble_eddystone/__init__.py

@@ -106,7 +106,7 @@ def __set__(self, obj, value):
 class EddystoneAdvertisement(Advertisement):
     """Top level Eddystone advertisement that manages frame type. For library use only."""
 
-    # Subclasses must provide `prefix`.
+    # Subclasses must provide `match_prefixes`.
     services = ServiceList(standard_services=[0x03], vendor_services=[0x07])
     eddystone_frame = _EddystoneFrame()
 
@@ -116,17 +116,10 @@ def __init__(self, *, minimum_size=None):
         self.connectable = False
         self.flags.general_discovery = True
         self.flags.le_only = True
-        self.frame_type = bytearray(1)
-        # Frame type is in the prefix.
-        self.frame_type[0] = self.prefix[-1]
+        # self.frame_type is defined by the subclass.
         if not self.eddystone_frame:
             self.eddystone_frame = bytearray(minimum_size)
 
-    @classmethod
-    def matches(cls, entry):
-        """True if the entry matches all of the prefixes. This is stricter than the scan."""
-        return entry.matches(cls.prefix, all=True)
-
     def __str__(self):
         parts = []
         for attr in dir(self.__class__):

adafruit_ble_eddystone/uid.py

@@ -42,7 +42,8 @@ class EddystoneUID(EddystoneAdvertisement):
        :param int tx_power: TX power at the beacon
     """
 
-    prefix = b"\x03\x03\xaa\xfe\x04\x16\xaa\xfe\x00"
+    match_prefixes = (b"\x03\xaa\xfe", b"\x16\xaa\xfe\x00")
+    frame_type = b"\x00"
 
     tx_power = EddystoneFrameStruct("<B", offset=0)
     """TX power at the beacon in dBm"""

adafruit_ble_eddystone/url.py

@@ -96,7 +96,8 @@ class EddystoneURL(EddystoneAdvertisement):
     :param str url: Target url
     :param int tx_power: TX power in dBm"""
 
-    prefix = b"\x03\x03\xaa\xfe\x04\x16\xaa\xfe\x10"
+    match_prefixes = (b"\x03\xaa\xfe", b"\x16\xaa\xfe\x10")
+    frame_type = b"\x10"
     tx_power = EddystoneFrameStruct("<B", offset=0)
     """TX power in dBm"""