Tried making the day-night cycle false

server/main.py

@@ -268,6 +268,8 @@ class YTDServerProtocol(ServerProtocol):
         # self.send_chunk(1,1)
         self.send_update_view_position(0,0)
 
+        # self.send_time_update(0,-6000)
+
     def send_join_game(self):
         # Build up fields for "Join Game" packet
         entity_id = 0
@@ -354,6 +356,13 @@ class YTDServerProtocol(ServerProtocol):
             self.buff_type.pack_varint(z),
         )
 
+    def send_time_update(self, server_age, world_time):
+        self.send_packet(
+            'time_update',
+            self.buff_type.pack('l', server_age),
+            self.buff_type.pack('l', world_time),
+        )
+
     def packet_player_position(self, buff: Buffer_1_18_2):
         self.player.update_pos(*buff.unpack('ddd'))
 
@@ -500,7 +509,7 @@ class YTDServerFactory(ServerFactory):
     def fix(self, x, z):
         blocks = []
         for y in range(-64,325,16):
-            if not self.func(x*16,y,z*16):
+            if self.func(x*16,y,z*16) != BLOCK_EMPTY:
                 blocks.append((x*16,y,z*16))
         return blocks