refactor: remove refesh session mecanism with client api calls to avoid UI freeze during heavy tasks upload

client.py

@@ -14,18 +14,18 @@ import zmq
 from . import helpers, message
 from .libs import dump_anything, umsgpack
 
-lock = threading.Lock()
-logger = logging.getLogger(__name__)
-logging.basicConfig(level=logging.INFO)
-
-
 CONNECT_TIMEOUT = 2
+WATCH_FREQUENCY = 0.1
 WAITING_TIME = 0.001
 SERVER_MAX = 1
 DUMP_AGENTS_NUMBER = 1
 
+lock = threading.Lock()
+logger = logging.getLogger(__name__)
+logging.basicConfig(level=logging.INFO)
 instance = None 
 
+
 class State(Enum):
     INITIAL = 1
     SYNCING = 2
@@ -61,10 +61,10 @@ class Client(object):
         self.ctx = zmq.Context()
         self.pipe, peer = zpipe(self.ctx)
         self.store = {}
-
         self.serial_product = queue.Queue()
         self.serial_feed = queue.Queue()
         self.stop_event = threading.Event()
+
         # Net agent
         self.net_agent = threading.Thread(
             target=net_worker,
@@ -83,7 +83,7 @@ class Client(object):
 
         # Sync agent
         self.watchdog_agent = threading.Thread(
-            target=watchdog_worker, args=(self.serial_feed, 0.2, self.stop_event), name="watchdog-agent")
+            target=watchdog_worker, args=(self.serial_feed,WATCH_FREQUENCY, self.stop_event), name="watchdog-agent")
         self.watchdog_agent.daemon = True
         self.watchdog_agent.start()
 
@@ -147,7 +147,6 @@ class Client(object):
             self.serial_feed.put(('STOP', None, None))
 
     # READ-ONLY FUNCTIONS
-
     def get(self, key):
         """Lookup value in distributed hash table
         Sends [GET][key] to the agent and waits for a value response
@@ -185,16 +184,24 @@ class Client(object):
         return dump_list
 
     def state(self):
-        if not self.is_busy():
+        if self.net_agent is None or not self.net_agent.is_alive():
-            self.pipe.send_multipart([b"STATE"])
+            return 1 #State.INITIAL
-            try:
+        elif self.net_agent.is_alive() and self.store.keys():
-                reply = self.pipe.recv_multipart()
+            return 3 # State.ACTIVE
-            except KeyboardInterrupt:
-                return
-            else:
-                return umsgpack.unpackb(reply[0])
         else:
-            return None
+            return 2 #State.SYNCING
+        
+        # # return self.state
+        # if not self.is_busy():
+        #     self.pipe.send_multipart([b"STATE"])
+        #     try:
+        #         reply = self.pipe.recv_multipart()
+        #     except KeyboardInterrupt:
+        #         return
+        #     else:
+        #         return umsgpack.unpackb(reply[0])
+        # else:
+        #     return None
 
 
 class Server(object):
@@ -223,7 +230,7 @@ class ClientAgent(object):
     property_map = None
     publisher = None
     id = None
-    state = State.INITIAL
+    state = None
     server = None
     serial = None
     serialisation_agent = None

helpers.py

@@ -72,7 +72,7 @@ def load(key, value):
     target = resolve_bpy_path(key)
     target_type = key.split('/')[0]
 
-    logger.info("load {}".format(key))
+    logger.debug("load {}".format(key))
     if value == "None":
         return
 
@@ -176,7 +176,7 @@ def load_armature(target=None, data=None, create=False):
                             target_new_b = target.edit_bones.new[eb]
                             dump_anything.load(target_new_b, data['bones'][eb])
 
-                        logger.info(eb)
+                        logger.debug(eb)
 
                     bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
             fp.close()
@@ -330,7 +330,7 @@ def load_collection(target=None, data=None, create=False):
                     target.children.link(
                         bpy.data.collections[collection])
                 else:
-                    logger.info(target.name)
+                    logger.debug(target.name)
         
         for collection in target.children.keys():
             if collection not in data["children"]:
@@ -371,14 +371,14 @@ def load_scene(target=None, data=None, create=False):
 
         # load collections
         # TODO: Recursive link
-        logger.info("check for scene childs")
+        logger.debug("check for scene childs")
         for collection in data["collection"]["children"]:
             logger.debug(collection)
             if collection not in target.collection.children.keys():
                 target.collection.children.link(
                     bpy.data.collections[collection])
 
-        logger.info("check for scene child to remove")
+        logger.debug("check for scene child to remove")
         for collection in target.collection.children.keys():
             if collection not in data["collection"]["children"]:
                 target.collection.children.unlink(

operators.py

@@ -18,14 +18,11 @@ from .libs import umsgpack
 logger = logging.getLogger(__name__)
 
 # client_instance = None
-client_keys = None
+
-client_state = 1
 server = None
 context = None
 
 
-
-
 def clean_scene(elements=helpers.BPY_TYPES.keys()):
     for datablock in elements:
         datablock_ref =getattr(bpy.data, helpers.BPY_TYPES[datablock])
@@ -84,21 +81,8 @@ def init_datablocks():
             client.instance.set(key)
 
 
-def refresh_session_data():
-    global client_keys, client_state
-
-    keys = client.instance.list()
-
-    if keys:
-        client_keys = keys
-    state = client.instance.state()
-
-    if state:
-        client_state = state
-
 
 def default_tick():    
-    refresh_session_data()
     upload_client_instance_position()
     
     return .2
@@ -158,22 +142,6 @@ class SessionJoinOperator(bpy.types.Operator):
         return {"FINISHED"}
 
 
-class SessionRefreshOperator(bpy.types.Operator):
-    bl_idname = "session.refresh"
-    bl_label = "refresh"
-    bl_description = "refresh client ui keys "
-    bl_options = {"REGISTER"}
-
-    @classmethod
-    def poll(cls, context):
-        return True
-
-    def execute(self, context):
-        refresh_session_data()
-
-        return {"FINISHED"}
-
-
 class SessionPropertyAddOperator(bpy.types.Operator):
     bl_idname = "session.add_prop"
     bl_label = "add"
@@ -279,7 +247,6 @@ class SessionStopOperator(bpy.types.Operator):
 
     def execute(self, context):
         global server
-        global client_keys, client_state
 
         net_settings = context.window_manager.session
 
@@ -295,9 +262,8 @@ class SessionStopOperator(bpy.types.Operator):
             # del client_instance
 
             # client_instance = None
-            client_keys = None
             net_settings.is_admin = False
-            client_state = 1
+
 
             unregister_ticks()
             draw.renderer.stop()
@@ -332,7 +298,6 @@ class SessionPropertyRightOperator(bpy.types.Operator):
 
     def execute(self, context):
         global server
-        global client_keys, client_state
 
         net_settings = context.window_manager.session
 
@@ -380,7 +345,6 @@ class SessionSnapUserOperator(bpy.types.Operator):
 # TODO: Rename to match official blender convention
 classes = (
     SessionJoinOperator,
-    SessionRefreshOperator,
     SessionPropertyAddOperator,
     SessionPropertyGetOperator,
     SessionStopOperator,
@@ -392,8 +356,6 @@ classes = (
 
 
 def is_replicated(update):
-    # global client_keys
-    # dickt = dict(client_keys)
     object_type = update.id.bl_rna.__class__.__name__
     object_name = update.id.name
 
@@ -409,7 +371,7 @@ def is_replicated(update):
     if client.instance.exist(key):
         return True
     else:
-        logger.info("{} Not rep".format(key))
+        logger.debug("{} Not rep".format(key))
         return False
 
 
@@ -435,17 +397,14 @@ def toogle_update_dirty(context, update):
     data_ref = get_datablock_from_update(update,context)
                     
     if data_ref:
-        logger.info(update.id.bl_rna.__class__.__name__)
+        logger.debug(update.id.bl_rna.__class__.__name__)
         data_ref.is_dirty= True
 
 
 def depsgraph_update(scene):
-    global client_keys
-    global client_state
-    
     ctx = bpy.context
 
-    if client_state == 3:
+    if client.instance.state() == 3:
        
         if ctx.mode in ['OBJECT','PAINT_GPENCIL']:
             updates = ctx.view_layer.depsgraph.updates
@@ -496,7 +455,6 @@ def register():
 
 def unregister():
     global server
-    global client_keys
 
     draw.unregister()
 
@@ -511,7 +469,6 @@ def unregister():
     if client.instance:
         client.instance.exit()
         client.instance = None
-        del client_keys
 
     from bpy.utils import unregister_class
     for cls in reversed(classes):

ui.py

@@ -1,6 +1,6 @@
 import bpy
-
+from . import client
-from . import client, operators
+from . import operators
 
 
 
@@ -22,7 +22,7 @@ class SESSION_PT_settings(bpy.types.Panel):
             window_manager = context.window_manager
 
             row = layout.row()
-            if operators.client_state == 1:
+            if not client.instance or (client.instance and client.instance.state() == 1):
                 row = layout.row()
                 box = row.box()
                 row = box.row()
@@ -75,7 +75,7 @@ class SESSION_PT_settings(bpy.types.Panel):
                     row.operator("session.join", text="CONNECT")
 
             else:
-                if operators.client_state == 3:
+                if client.instance.state() ==  3:
                     
                     row = layout.row()
                     row.operator("session.stop", icon='QUIT', text="Exit")
@@ -107,7 +107,7 @@ class SESSION_PT_user(bpy.types.Panel):
 
     @classmethod
     def poll(cls, context):
-        return operators.client_state == 3
+        return  client.instance and client.instance.state() == 3
  
 
     def draw(self, context):
@@ -117,8 +117,9 @@ class SESSION_PT_user(bpy.types.Panel):
         scene = context.window_manager
         # Create a simple row.
         row = layout.row()
-        if operators.client_keys and len(operators.client_keys) > 0:
+        client_keys = client.instance.list()
-            for key in operators.client_keys:
+        if client_keys and len(client_keys) > 0:
+            for key in client_keys:
                 if 'Client' in key[0]:
                     info = ""
                     item_box = row.box()
@@ -152,7 +153,7 @@ class SESSION_PT_properties(bpy.types.Panel):
 
     @classmethod
     def poll(cls, context):
-        return operators.client_state == 3
+        return  client.instance and client.instance.state() == 3
 
     def draw(self, context):
         layout = self.layout
@@ -174,11 +175,10 @@ class SESSION_PT_properties(bpy.types.Panel):
 
             # Property area
             area_msg = row.box()
-            area_msg.operator("session.refresh", text="",
+            client_keys = client.instance.list()
-                        icon="UV_SYNC_SELECT")
+            if client_keys and len(client_keys) > 0:
-            if operators.client_keys and len(operators.client_keys) > 0:
 
-                for item in sorted(operators.client_keys, key=get_client_key):
+                for item in sorted(client_keys, key=get_client_key):
                     owner = 'toto'
                     try:
                         owner =  item[1]