Refix Event.source, JSONify dicts for ListModel

TODO.md

@@ -42,9 +42,6 @@
 - Don't put all the binds in one central file
   - Missing room keybinds (invite, etc) and close failed upload
 - Use QML states?
-- Try gel for the models and stop being lazy in python
-
-- Room Sidepane save/load size & keybinds
 
 ## Issues
 
@@ -76,6 +73,7 @@
 
 ## Interface
 
+- Room Sidepane keybinds
 - Remember ctrl+tab page target
 - https://doc.qt.io/qt-5/qml-qtquick-smoothedanimation.html for progress bars
 - Make all "Cancel" buttons able to cancel running Backend coroutines set

src/backend/models/items.py

@@ -3,6 +3,7 @@
 """`ModelItem` subclasses definitions."""
 
 import asyncio
+import json
 from dataclasses import dataclass, field
 from datetime import datetime, timedelta
 from pathlib import Path
@@ -217,7 +218,8 @@ class Event(ModelItem):
 
     def serialize_field(self, field: str) -> Any:
         if field == "source":
-            return self.source.__dict__ if self.source else {}
+            source_dict = nio.attr.asdict(self.source) if self.source else {}
+            return json.dumps(source_dict)
 
         return super().serialize_field(field)
 

src/backend/models/model_item.py

@@ -56,7 +56,10 @@ class ModelItem:
 
 
     def serialize_field(self, field: str) -> Any:
-        return serialize_value_for_qml(getattr(self, field), json_lists=True)
+        return serialize_value_for_qml(
+            getattr(self, field),
+            json_list_dicts=True,
+        )
 
 
     @property

src/backend/pyotherside_events.py

@@ -17,13 +17,11 @@ if TYPE_CHECKING:
 class PyOtherSideEvent:
     """Event that will be sent on instanciation to QML by PyOtherSide."""
 
-    json_lists = False
-
     def __post_init__(self) -> None:
         # CPython 3.6 or any Python implemention >= 3.7 is required for correct
         # __dataclass_fields__ dict order.
         args = [
-            serialize_value_for_qml(getattr(self, field), self.json_lists)
+            serialize_value_for_qml(getattr(self, field))
             for field in self.__dataclass_fields__  # type: ignore
         ]
         pyotherside.send(type(self).__name__, *args)
@@ -65,19 +63,14 @@ class LoopException(PyOtherSideEvent):
 
 
 @dataclass
-class ModelEvent(ABC, PyOtherSideEvent):
+class ModelItemInserted(PyOtherSideEvent):
-    json_lists = True
-
-
-@dataclass
-class ModelItemInserted(ModelEvent):
     sync_id: SyncId      = field()
     index:   int         = field()
     item:    "ModelItem" = field()
 
 
 @dataclass
-class ModelItemFieldChanged(ModelEvent):
+class ModelItemFieldChanged(PyOtherSideEvent):
     sync_id:         SyncId = field()
     item_index_then: int    = field()
     item_index_now:  int    = field()
@@ -86,11 +79,11 @@ class ModelItemFieldChanged(ModelEvent):
 
 
 @dataclass
-class ModelItemDeleted(ModelEvent):
+class ModelItemDeleted(PyOtherSideEvent):
     sync_id: SyncId = field()
     index:   int    = field()
 
 
 @dataclass
-class ModelCleared(ModelEvent):
+class ModelCleared(PyOtherSideEvent):
     sync_id: SyncId = field()

src/backend/utils.py

@@ -8,12 +8,12 @@ import inspect
 import io
 import json
 import xml.etree.cElementTree as xml_etree  # FIXME: bandit warning
-from datetime import timedelta
+from datetime import datetime, timedelta
 from enum import Enum
 from enum import auto as autostr
 from pathlib import Path
 from types import ModuleType
-from typing import Any, Dict, Tuple, Type
+from typing import Any, Dict, Mapping, Sequence, Tuple, Type
 from uuid import UUID
 
 import filetype
@@ -125,7 +125,7 @@ def plain2html(text: str) -> str:
                .replace("\t", " " * 4)
 
 
-def serialize_value_for_qml(value: Any, json_lists: bool = False) -> Any:
+def serialize_value_for_qml(value: Any, json_list_dicts: bool = False) -> Any:
     """Convert a value to make it easier to use from QML.
 
     Returns:
@@ -138,7 +138,10 @@ def serialize_value_for_qml(value: Any, json_lists: bool = False) -> Any:
     - `ModelItem.serialized` for `ModelItem`s
     """
 
-    if json_lists and isinstance(value, list):
+    if isinstance(value, (int, float, bool, str, datetime)):
+        return value
+
+    if json_list_dicts and isinstance(value, (Sequence, Mapping)):
         return json.dumps(value)
 
     if hasattr(value, "serialized"):

src/gui/Pages/Chat/Timeline/EventDelegate.qml

@@ -64,8 +64,11 @@ HColumnLayout {
 
 
     function json() {
-        const events = ModelStore.get(chat.userId, chat.roomId, "events")
+        let event    = ModelStore.get(chat.userId, chat.roomId, "events")
-        return JSON.stringify(events.get(model.id), null, 4)
+                                 .get(model.id)
+        event        = JSON.parse(JSON.stringify(event))
+        event.source = JSON.parse(event.source)
+        return JSON.stringify(event, null, 4)
     }
 
     function openContextMenu() {

src/gui/Pages/Chat/Timeline/EventFile.qml

@@ -40,6 +40,8 @@ HTile {
 
     property EventMediaLoader loader
 
-    readonly property bool cryptDict: loader.singleMediaInfo.media_crypt_dict
+    readonly property bool cryptDict:
+        JSON.parse(loader.singleMediaInfo.media_crypt_dict)
+
     readonly property bool isEncrypted: ! utils.isEmptyObject(cryptDict)
 }

src/gui/Pages/Chat/Timeline/EventImage.qml

@@ -15,9 +15,11 @@ HMxcImage {
     mxc: thumbnail ?
          (loader.thumbnailMxc || loader.mediaUrl) :
          (loader.mediaUrl || loader.thumbnailMxc)
-    cryptDict: thumbnail && loader.thumbnailMxc ?
+    cryptDict: JSON.parse(
-               loader.singleMediaInfo.thumbnail_crypt_dict :
+        thumbnail && loader.thumbnailMxc ?
-               loader.singleMediaInfo.media_crypt_dict
+        loader.singleMediaInfo.thumbnail_crypt_dict :
+        loader.singleMediaInfo.media_crypt_dict
+    )
 
 
     property EventMediaLoader loader

src/gui/Pages/Chat/Timeline/EventMediaLoader.qml

@@ -80,7 +80,10 @@ HLoader {
 
         if (! downloadedPath) print("Downloading " + loader.mediaUrl + " ...")
 
-        const args = [loader.mediaUrl, loader.singleMediaInfo.media_crypt_dict]
+        const args = [
+            loader.mediaUrl,
+            JSON.parse(loader.singleMediaInfo.media_crypt_dict)
+        ]
 
         py.callCoro("media_cache.get_media", args, path => {
             if (! downloadedPath) print("Done: " + path)