add BedrockServerStatus and BedrockStatusResponse classes + logic

mcstatus/bedrock_status.py

@@ -0,0 +1,63 @@
+from time import perf_counter
+import asyncio_dgram
+import struct
+
+
+class BedrockServerStatus:
+    def __init__(self, host, port=19132):
+        self.host = host
+        self.port = port
+
+    async def read_status_async(self):
+        start = perf_counter()
+
+        try:
+            stream = await asyncio_dgram.connect((host, port))
+
+            await stream.send(b'\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\xfe\xfe\xfe\xfe\xfd\xfd\xfd\xfd\x124Vx')
+            data, _ = await stream.recv()
+        finally:
+            try:
+                stream.close()
+            except BaseException:
+                pass
+
+        latency = perf_counter() - start
+
+        data = data[1:]
+        name_length = struct.unpack('>H', data[32:34])[0]
+        data = data[34:34+name_length].decode().split(';')
+
+        try:
+            map_ = data[7]
+            gamemode = data[8]
+        except BaseException:
+            map_ = None
+            gamemode = None
+
+        return BedrockStatusResponse(
+            data[2],
+            data[0],
+            latency,
+            data[4],
+            data[5],
+            data[1],
+            map_,
+            gamemode
+        )
+
+
+class BedrockStatusResponse:
+    class Version:
+        def __init__(protocol, brand):
+            self.protocol = protocol
+            self.brand = brand
+
+    def __init__(protocol, brand, latency, players_online, players_max, motd, map_, gamemode):
+        self.version = Version(protocol, brand)
+        self.latency = latency
+        self.players_online = players_online
+        self.players_max = players_max
+        self.motd = motd
+        self.map = map_
+        self.gamemode = gamemode