Close browser before full sync or colpkg import/export

Closes #1797

qt/aqt/browser/browser.py

@@ -897,6 +897,7 @@ class Browser(QMainWindow):
         gui_hooks.operation_did_execute.append(self.on_operation_did_execute)
         gui_hooks.focus_did_change.append(self.on_focus_change)
         gui_hooks.flag_label_did_change.append(self._update_flag_labels)
+        gui_hooks.collection_will_temporarily_close.append(self._on_temporary_close)
 
     def teardownHooks(self) -> None:
         gui_hooks.undo_state_did_change.remove(self.on_undo_state_change)
@@ -905,6 +906,11 @@ class Browser(QMainWindow):
         gui_hooks.operation_did_execute.remove(self.on_operation_did_execute)
         gui_hooks.focus_did_change.remove(self.on_focus_change)
         gui_hooks.flag_label_did_change.remove(self._update_flag_labels)
+        gui_hooks.collection_will_temporarily_close.remove(self._on_temporary_close)
+
+    def _on_temporary_close(self, col: Collection) -> None:
+        # we could reload browser columns in the future; for now we just close
+        self.close()
 
     # Undo
     ######################################################################

qt/aqt/exporting.py

@@ -15,6 +15,7 @@ from anki import hooks
 from anki.cards import CardId
 from anki.decks import DeckId
 from anki.exporting import Exporter, exporters
+from aqt import gui_hooks
 from aqt.errors import show_exception
 from aqt.qt import *
 from aqt.utils import (
@@ -181,6 +182,8 @@ class ExportDialog(QDialog):
                 else:
                     self.on_export_finished()
 
+            if self.isVerbatim:
+                gui_hooks.collection_will_temporarily_close(self.mw.col)
             self.mw.progress.start()
             hooks.media_files_did_export.append(exported_media)
 

qt/aqt/main.py

@@ -575,8 +575,9 @@ class AnkiQt(QMainWindow):
         self.col = Collection(cpath, backend=self.backend)
         self.setEnabled(True)
 
-    def reopen(self) -> None:
-        self.col.reopen()
+    def reopen(self, after_full_sync: bool = False) -> None:
+        self.col.reopen(after_full_sync=after_full_sync)
+        gui_hooks.collection_did_temporarily_close(self.col)
 
     def unloadCollection(self, onsuccess: Callable) -> None:
         def after_media_sync() -> None:
@@ -629,11 +630,6 @@ class AnkiQt(QMainWindow):
         if corrupt:
             showWarning(tr.qt_misc_your_collection_file_appears_to_be())
 
-    def _close_for_full_download(self) -> None:
-        "Backup and prepare collection to be overwritten."
-        self.create_backup_now()
-        self.col.close_for_full_sync()
-
     def apply_collection_options(self) -> None:
         "Setup audio after collection loaded."
         aqt.sound.av_player.interrupt_current_audio = self.col.get_config_bool(

qt/aqt/sync.py

@@ -14,6 +14,7 @@ from anki.errors import Interrupted, SyncError, SyncErrorKind
 from anki.lang import without_unicode_isolation
 from anki.sync import SyncOutput, SyncStatus
 from anki.utils import plat_desc
+from aqt import gui_hooks
 from aqt.qt import (
     QDialog,
     QDialogButtonBox,
@@ -181,13 +182,17 @@ def full_download(mw: aqt.main.AnkiQt, on_done: Callable[[], None]) -> None:
     qconnect(timer.timeout, on_timer)
     timer.start(150)
 
+    # hook needs to be called early, on the main thread
+    gui_hooks.collection_will_temporarily_close(mw.col)
+
     def download() -> None:
-        mw._close_for_full_download()
+        mw.create_backup_now()
+        mw.col.close_for_full_sync()
         mw.col.full_download(mw.pm.sync_auth())
 
     def on_future_done(fut: Future) -> None:
         timer.stop()
-        mw.col.reopen(after_full_sync=True)
+        mw.reopen(after_full_sync=True)
         mw.reset()
         try:
             fut.result()
@@ -204,6 +209,7 @@ def full_download(mw: aqt.main.AnkiQt, on_done: Callable[[], None]) -> None:
 
 
 def full_upload(mw: aqt.main.AnkiQt, on_done: Callable[[], None]) -> None:
+    gui_hooks.collection_will_temporarily_close(mw.col)
     mw.col.close_for_full_sync()
 
     def on_timer() -> None:
@@ -215,7 +221,7 @@ def full_upload(mw: aqt.main.AnkiQt, on_done: Callable[[], None]) -> None:
 
     def on_future_done(fut: Future) -> None:
         timer.stop()
-        mw.col.reopen(after_full_sync=True)
+        mw.reopen(after_full_sync=True)
         mw.reset()
         try:
             fut.result()

qt/tools/genhooks_gui.py

@@ -688,6 +688,16 @@ gui_hooks.webview_did_inject_style_into_page.append(mytest)
         """,
     ),
     Hook(name="profile_will_close", legacy_hook="unloadProfile"),
+    Hook(
+        name="collection_will_temporarily_close",
+        args=["col: anki.collection.Collection"],
+        doc="""Called before one-way syncs and colpkg imports/exports.""",
+    ),
+    Hook(
+        name="collection_did_temporarily_close",
+        args=["col: anki.collection.Collection"],
+        doc="""Called after one-way syncs and colpkg imports/exports.""",
+    ),
     Hook(
         name="collection_did_load",
         args=["col: anki.collection.Collection"],