Merge pull request #1044 from RumovZ/sidebar-tools

Add sidebar modes for different click behaviour

ftl/core/actions.ftl

@@ -1,4 +1,6 @@
 actions-add = Add
+actions-all-selected = All selected
+actions-any-selected = Any selected
 actions-blue-flag = Blue Flag
 actions-cancel = Cancel
 actions-choose = Choose
@@ -30,6 +32,7 @@ actions-replay-audio = Replay Audio
 actions-reposition = Reposition
 actions-save = Save
 actions-search = Search
+actions-select = Select
 actions-shortcut-key = Shortcut key: { $val }
 actions-suspend-card = Suspend Card
 actions-set-due-date = Set Due Date

ftl/core/browsing.ftl

@@ -14,6 +14,11 @@ browsing-card = Card
 browsing-card-list = Card List
 browsing-card-state = Card State
 browsing-cards-cant-be-manually-moved-into = Cards can't be manually moved into a filtered deck.
+browsing-cards-deleted =
+    { $count ->
+        [one] { $count } card deleted.
+       *[other] { $count } cards deleted.
+    }
 browsing-change-deck = Change Deck
 browsing-change-deck2 = Change Deck...
 browsing-change-note-type = Change Note Type
@@ -21,6 +26,7 @@ browsing-change-note-type2 = Change Note Type...
 browsing-change-to = Change { $val } to:
 browsing-clear-unused = Clear Unused
 browsing-clear-unused-tags = Clear Unused Tags
+browsing-confirm-saved-search-overwrite = A saved search with the name { $name } already exists. Do you want to overwrite it?
 browsing-created = Created
 browsing-ctrlandshiftande = Ctrl+Shift+E
 browsing-current-deck = Current Deck
@@ -70,14 +76,11 @@ browsing-question = Question
 browsing-queue-bottom = Queue bottom: { $val }
 browsing-queue-top = Queue top: { $val }
 browsing-randomize-order = Randomize order
-browsing-remove-current-filter = Remove Current Filter...
-browsing-remove-from-your-saved-searches = Remove { $val } from your saved searches?
 browsing-remove-tags = Remove Tags...
 browsing-replace-with = <b>Replace With</b>:
 browsing-reposition = Reposition...
 browsing-reposition-new-cards = Reposition New Cards
 browsing-reschedule = Reschedule
-browsing-save-current-filter = Save Current Filter...
 browsing-search-bar-hint = Search cards/notes (type text, then press Enter)
 browsing-search-in = Search in:
 browsing-search-within-formatting-slow = Search within formatting (slow)
@@ -112,7 +115,14 @@ browsing-note-deleted =
         [one] { $count } note deleted.
        *[other] { $count } notes deleted.
     }
+browsing-notes-updated =
+    { $count ->
+        [one] { $count } note updated.
+       *[other] { $count } notes updated.
+    }
 browsing-window-title = Browse ({ $selected } of { $total } cards selected)
+browsing-sidebar-expand = Expand
+browsing-sidebar-collapse = Collapse
 browsing-sidebar-expand-children = Expand Children
 browsing-sidebar-collapse-children = Collapse Children
 browsing-sidebar-decks = Decks

ftl/core/decks.ftl

@@ -1,5 +1,4 @@
 decks-add-new-deck-ctrlandn = Add New Deck (Ctrl+N)
-decks-are-you-sure-you-wish-to = Are you sure you wish to delete { $val }?
 decks-build = Build
 decks-cards-selected-by = cards selected by
 decks-create-deck = Create Deck
@@ -32,8 +31,3 @@ decks-study = Study
 decks-study-deck = Study Deck
 decks-the-provided-search-did-not-match = The provided search did not match any cards. Would you like to revise it?
 decks-unmovable-cards = Show any excluded cards
-decks-it-has-card =
-    { $count ->
-        [one] It has { $count } card.
-       *[other] It has { $count } cards.
-    }

pylib/anki/decks.py

@@ -13,7 +13,7 @@ import anki  # pylint: disable=unused-import
 import anki._backend.backend_pb2 as _pb
 from anki.consts import *
 from anki.errors import NotFoundError
-from anki.utils import from_json_bytes, ids2str, intTime, to_json_bytes
+from anki.utils import from_json_bytes, ids2str, intTime, legacy_func, to_json_bytes
 
 # public exports
 DeckTreeNode = _pb.DeckTreeNode
@@ -130,12 +130,16 @@ class DeckManager:
 
         return deck["id"]
 
+    @legacy_func(sub="remove")
     def rem(self, did: int, cardsToo: bool = True, childrenToo: bool = True) -> None:
         "Remove the deck. If cardsToo, delete any cards inside."
         if isinstance(did, str):
             did = int(did)
         assert cardsToo and childrenToo
-        self.col._backend.remove_deck(did)
+        self.remove([did])
+
+    def remove(self, dids: List[int]) -> int:
+        return self.col._backend.remove_decks(dids)
 
     def all_names_and_ids(
         self, skip_empty_default: bool = False, include_filtered: bool = True
@@ -212,10 +216,15 @@ class DeckManager:
     def count(self) -> int:
         return len(self.all_names_and_ids())
 
-    def card_count(self, did: int, include_subdecks: bool) -> Any:
+    def card_count(
-        dids: List[int] = [did]
+        self, dids: Union[int, Iterable[int]], include_subdecks: bool
+    ) -> Any:
+        if isinstance(dids, int):
+            dids = {dids}
+        else:
+            dids = set(dids)
         if include_subdecks:
-            dids += [r[1] for r in self.children(did)]
+            dids.update([child[1] for did in dids for child in self.children(did)])
         count = self.col.db.scalar(
             "select count() from cards where did in {0} or "
             "odid in {0}".format(ids2str(dids))

pylib/anki/utils.py

@@ -18,7 +18,7 @@ import traceback
 from contextlib import contextmanager
 from hashlib import sha1
 from html.entities import name2codepoint
-from typing import Any, Iterable, Iterator, List, Match, Optional, Union
+from typing import Any, Callable, Iterable, Iterator, List, Match, Optional, Union
 
 from anki.dbproxy import DBProxy
 
@@ -372,3 +372,26 @@ def pointVersion() -> int:
     from anki.buildinfo import version
 
     return int(version.split(".")[-1])
+
+
+# Legacy support
+##############################################################################
+
+
+def legacy_func(sub: Optional[str] = None) -> Callable:
+    """Print a deprecation warning for the decorated callable recommending the use of
+    'sub' instead, if provided.
+    """
+    if sub:
+        hint = f", use '{sub}' instead"
+    else:
+        hint = ""
+
+    def decorater(func: Callable) -> Callable:
+        def decorated_func(*args: Any, **kwargs: Any) -> Any:
+            print(f"'{func.__name__}' is deprecated{hint}.")
+            return func(*args, **kwargs)
+
+        return decorated_func
+
+    return decorater

qt/aqt/about.py

@@ -205,6 +205,7 @@ def show(mw: aqt.AnkiQt) -> QDialog:
             "Gustavo Costa",
             "余时行",
             "叶峻峣",
+            "RumovZ",
         )
     )
 

qt/aqt/browser.py

@@ -28,7 +28,7 @@ from aqt.previewer import BrowserPreviewer as PreviewDialog
 from aqt.previewer import Previewer
 from aqt.qt import *
 from aqt.scheduling import forget_cards, set_due_date_dialog
-from aqt.sidebar import SidebarSearchBar, SidebarTreeView
+from aqt.sidebar import SidebarSearchBar, SidebarToolbar, SidebarTreeView
 from aqt.theme import theme_manager
 from aqt.utils import (
     TR,
@@ -941,18 +941,20 @@ QTableView {{ gridline-color: {grid} }}
         self.sidebar = SidebarTreeView(self)
         self.sidebarTree = self.sidebar  # legacy alias
         dw.setWidget(self.sidebar)
+        self.sidebar.toolbar = toolbar = SidebarToolbar(self.sidebar)
         self.sidebar.searchBar = searchBar = SidebarSearchBar(self.sidebar)
         qconnect(
             self.form.actionSidebarFilter.triggered,
             self.focusSidebarSearchBar,
         )
-        l = QVBoxLayout()
+        grid = QGridLayout()
-        l.addWidget(searchBar)
+        grid.addWidget(searchBar, 0, 0)
-        l.addWidget(self.sidebar)
+        grid.addWidget(toolbar, 0, 1)
-        l.setContentsMargins(0, 0, 0, 0)
+        grid.addWidget(self.sidebar, 1, 0, 1, 2)
-        l.setSpacing(0)
+        grid.setContentsMargins(0, 0, 0, 0)
+        grid.setSpacing(0)
         w = QWidget()
-        w.setLayout(l)
+        w.setLayout(grid)
         dw.setWidget(w)
         self.sidebarDockWidget.setFloating(False)
 

qt/aqt/deckbrowser.py

@@ -23,6 +23,7 @@ from aqt.utils import (
     shortcut,
     showInfo,
     showWarning,
+    tooltip,
     tr,
 )
 
@@ -303,34 +304,16 @@ class DeckBrowser:
 
         self.mw.taskman.with_progress(process, on_done)
 
-    def ask_delete_deck(self, did: int) -> bool:
-        deck = self.mw.col.decks.get(did)
-        if deck["dyn"]:
-            return True
-
-        count = self.mw.col.decks.card_count(did, include_subdecks=True)
-        if not count:
-            return True
-
-        extra = tr(TR.DECKS_IT_HAS_CARD, count=count)
-        if askUser(
-            f"{tr(TR.DECKS_ARE_YOU_SURE_YOU_WISH_TO, val=deck['name'])} {extra}"
-        ):
-            return True
-        return False
-
     def _delete(self, did: int) -> None:
-        if self.ask_delete_deck(did):
+        def do_delete() -> int:
+            return self.mw.col.decks.remove([did])
 
-            def do_delete() -> None:
+        def on_done(fut: Future) -> None:
-                return self.mw.col.decks.rem(did, True)
+            self.mw.update_undo_actions()
+            self.show()
+            tooltip(tr(TR.BROWSING_CARDS_DELETED, count=fut.result()))
 
-            def on_done(fut: Future) -> None:
+        self.mw.taskman.with_progress(do_delete, on_done)
-                self.mw.update_undo_actions()
-                self.show()
-                res = fut.result()  # Required to check for errors
-
-            self.mw.taskman.with_progress(do_delete, on_done)
 
     # Top buttons
     ######################################################################

qt/aqt/forms/icons.qrc

@@ -10,5 +10,7 @@
         <file>icons/clock.svg</file>
         <file>icons/card-state.svg</file>
         <file>icons/flag.svg</file>
+        <file>icons/select.svg</file>
+        <file>icons/magnifying_glass.svg</file>
     </qresource>
 </RCC>

qt/aqt/forms/icons/magnifying_glass.svg

@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64"
+   height="64"
+   viewBox="0 0 16.933333 16.933334"
+   version="1.1"
+   id="svg8"
+   inkscape:version="1.0.2-2 (e86c870879, 2021-01-15)"
+   sodipodi:docname="magnifying_glass.svg">
+  <defs
+     id="defs2" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="8"
+     inkscape:cx="10.039334"
+     inkscape:cy="35.645602"
+     inkscape:document-units="mm"
+     inkscape:current-layer="layer1"
+     inkscape:document-rotation="0"
+     showgrid="false"
+     units="px"
+     inkscape:window-width="1920"
+     inkscape:window-height="1017"
+     inkscape:window-x="-8"
+     inkscape:window-y="-8"
+     inkscape:window-maximized="1"
+     gridtolerance="10000"
+     objecttolerance="51"
+     guidetolerance="51"
+     inkscape:snap-global="false">
+    <inkscape:grid
+       type="xygrid"
+       id="grid833" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Ebene 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <circle
+       style="opacity:1;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1.38115;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;paint-order:normal"
+       id="path835"
+       cx="5.5429349"
+       cy="5.5176048"
+       r="4.7567849" />
+    <g
+       id="path837"
+       style="opacity:1"
+       transform="translate(0.280633,0.25724692)">
+      <path
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;font-feature-settings:normal;font-variation-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;shape-margin:0;inline-size:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3.1866;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate;stop-color:#000000;stop-opacity:1"
+         d="m 9.270412,9.1682417 5.763677,5.8797903"
+         id="path3348" />
+      <path
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;font-feature-settings:normal;font-variation-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;shape-margin:0;inline-size:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:0.997025;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate;stop-color:#000000;stop-opacity:1"
+         d="M 8.519367,8.5427531 C 7.9111727,9.1535363 7.8640343,9.5551464 8.1618931,9.8774543 l 5.8029559,6.2792797 c 0.603423,0.638261 1.591613,0.648031 2.206659,0.0218 0.614172,-0.625577 0.623586,-1.648878 0.02103,-2.286493 0,0 -6.025394,-5.3742675 -6.3649177,-5.6724746 C 9.4880962,7.9213592 9.1275613,7.9319698 8.519367,8.5427531 Z"
+         id="path3350"
+         sodipodi:nodetypes="zzccczz" />
+    </g>
+  </g>
+</svg>

qt/aqt/forms/icons/select.svg

@@ -0,0 +1,168 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:osb="http://www.openswatchbook.org/uri/2009/osb"
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64"
+   height="64"
+   viewBox="0 0 16.933333 16.933334"
+   version="1.1"
+   id="svg8"
+   inkscape:version="1.0.2-2 (e86c870879, 2021-01-15)"
+   sodipodi:docname="select.svg">
+  <defs
+     id="defs2">
+    <inkscape:path-effect
+       effect="powermask"
+       id="path-effect4000"
+       is_visible="true"
+       lpeversion="1"
+       uri="#mask-powermask-path-effect4000"
+       invert="false"
+       hide_mask="false"
+       background="true"
+       background_color="#ffffffff" />
+    <inkscape:path-effect
+       effect="powermask"
+       id="path-effect3981"
+       is_visible="true"
+       lpeversion="1"
+       uri="#mask-powermask-path-effect3981"
+       invert="false"
+       hide_mask="false"
+       background="true"
+       background_color="#ffffffff" />
+    <inkscape:path-effect
+       effect="powermask"
+       id="path-effect3966"
+       is_visible="true"
+       lpeversion="1"
+       uri="#mask-powermask-path-effect3966"
+       invert="false"
+       hide_mask="false"
+       background="true"
+       background_color="#ffffffff" />
+    <inkscape:path-effect
+       effect="powermask"
+       id="path-effect2895"
+       is_visible="true"
+       lpeversion="1"
+       uri="#mask-powermask-path-effect2895"
+       invert="false"
+       hide_mask="false"
+       background="true"
+       background_color="#ffffffff" />
+    <linearGradient
+       id="linearGradient866"
+       osb:paint="solid">
+      <stop
+         style="stop-color:#838799;stop-opacity:1;"
+         offset="0"
+         id="stop864" />
+    </linearGradient>
+    <marker
+       style="overflow:visible"
+       id="Arrow1Lstart"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow1Lstart"
+       inkscape:isstock="true">
+      <path
+         transform="scale(0.8) translate(12.5,0)"
+         style="fill-rule:evenodd;stroke:#000000;stroke-width:1.0pt"
+         d="M 0.0,0.0 L 5.0,-5.0 L -12.5,0.0 L 5.0,5.0 L 0.0,0.0 z "
+         id="path2747" />
+    </marker>
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 8.466667 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="16.933333 : 8.466667 : 1"
+       inkscape:persp3d-origin="8.4666665 : 5.6444447 : 1"
+       id="perspective2694" />
+    <filter
+       id="mask-powermask-path-effect4000_inverse"
+       inkscape:label="filtermask-powermask-path-effect4000"
+       style="color-interpolation-filters:sRGB"
+       height="100"
+       width="100"
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+       y="-50">
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+         id="mask-powermask-path-effect4000_primitive1"
+         values="1"
+         type="saturate"
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+         values="-1 0 0 0 1 0 -1 0 0 1 0 0 -1 0 1 0 0 0 1 0 "
+         in="fbSourceGraphic" />
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+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="9.1371454"
+     inkscape:cx="33.803843"
+     inkscape:cy="32.605832"
+     inkscape:document-units="mm"
+     inkscape:current-layer="layer2"
+     inkscape:document-rotation="0"
+     showgrid="true"
+     units="px"
+     inkscape:window-width="1920"
+     inkscape:window-height="1017"
+     inkscape:window-x="-8"
+     inkscape:window-y="-8"
+     inkscape:window-maximized="1">
+    <inkscape:grid
+       type="xygrid"
+       id="grid833" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:groupmode="layer"
+     id="layer2"
+     inkscape:label="Back"
+     style="display:inline;opacity:0.997">
+    <path
+       id="rect2692"
+       transform="translate(0.26458378,0.26458346)"
+       mask="none"
+       d="m 7.4083329,10.847917 -6.87916626,0 V 0.52916664 H 14.022917 l 0,5.29166656"
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+       sodipodi:nodetypes="ccccc" />
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+  <g
+     inkscape:label="Front"
+     inkscape:groupmode="layer"
+     id="layer1"
+     style="display:inline">
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+       id="path2710"
+       sodipodi:nodetypes="cccccccc" />
+  </g>
+</svg>

rslib/backend.proto

@@ -68,6 +68,10 @@ message DeckID {
   int64 did = 1;
 }
 
+message DeckIDs {
+  repeated int64 dids = 1;
+}
+
 message DeckConfigID {
   int64 dcid = 1;
 }
@@ -130,7 +134,7 @@ service DecksService {
   rpc GetDeckLegacy(DeckID) returns (Json);
   rpc GetDeckNames(GetDeckNamesIn) returns (DeckNames);
   rpc NewDeckLegacy(Bool) returns (Json);
-  rpc RemoveDeck(DeckID) returns (Empty);
+  rpc RemoveDecks(DeckIDs) returns (UInt32);
   rpc DragDropDecks(DragDropDecksIn) returns (Empty);
   rpc RenameDeck(RenameDeckIn) returns (Empty);
 }
@@ -210,6 +214,7 @@ service DeckConfigService {
 service TagsService {
   rpc ClearUnusedTags(Empty) returns (Empty);
   rpc AllTags(Empty) returns (StringList);
+  rpc ExpungeTags(String) returns (UInt32);
   rpc SetTagExpanded(SetTagExpandedIn) returns (Empty);
   rpc ClearTag(String) returns (Empty);
   rpc TagTree(Empty) returns (TagTreeNode);

rslib/src/backend/decks.rs

@@ -109,8 +109,8 @@ impl DecksService for Backend {
             .map(Into::into)
     }
 
-    fn remove_deck(&self, input: pb::DeckId) -> Result<pb::Empty> {
+    fn remove_decks(&self, input: pb::DeckIDs) -> Result<pb::UInt32> {
-        self.with_col(|col| col.remove_deck_and_child_decks(input.into()))
+        self.with_col(|col| col.remove_decks_and_child_decks(&Into::<Vec<DeckID>>::into(input)))
             .map(Into::into)
     }
 
@@ -137,6 +137,12 @@ impl From<pb::DeckId> for DeckID {
     }
 }
 
+impl From<pb::DeckIDs> for Vec<DeckID> {
+    fn from(dids: pb::DeckIDs) -> Self {
+        dids.dids.into_iter().map(DeckID).collect()
+    }
+}
+
 impl From<DeckID> for pb::DeckId {
     fn from(did: DeckID) -> Self {
         pb::DeckId { did: did.0 }

rslib/src/backend/generic.rs

@@ -33,6 +33,12 @@ impl From<u32> for pb::UInt32 {
     }
 }
 
+impl From<usize> for pb::UInt32 {
+    fn from(val: usize) -> Self {
+        pb::UInt32 { val: val as u32 }
+    }
+}
+
 impl From<()> for pb::Empty {
     fn from(_val: ()) -> Self {
         pb::Empty {}

rslib/src/backend/tags.rs

@@ -23,6 +23,10 @@ impl TagsService for Backend {
         })
     }
 
+    fn expunge_tags(&self, tags: pb::String) -> Result<pb::UInt32> {
+        self.with_col(|col| col.expunge_tags(tags.val.as_str()).map(Into::into))
+    }
+
     fn set_tag_expanded(&self, input: pb::SetTagExpandedIn) -> Result<pb::Empty> {
         self.with_col(|col| {
             col.transact(None, |col| {

rslib/src/decks/mod.rs

@@ -466,44 +466,53 @@ impl Collection {
         self.storage.get_deck_id(&machine_name)
     }
 
-    pub fn remove_deck_and_child_decks(&mut self, did: DeckID) -> Result<()> {
+    pub fn remove_decks_and_child_decks(&mut self, dids: &[DeckID]) -> Result<usize> {
-        self.transact(Some(UndoableOpKind::RemoveDeck), |col| {
+        let mut card_count = 0;
+        self.transact(None, |col| {
             let usn = col.usn()?;
-            if let Some(deck) = col.storage.get_deck(did)? {
+            for did in dids {
-                let child_decks = col.storage.child_decks(&deck)?;
+                if let Some(deck) = col.storage.get_deck(*did)? {
+                    let child_decks = col.storage.child_decks(&deck)?;
 
-                // top level
+                    // top level
-                col.remove_single_deck(&deck, usn)?;
+                    card_count += col.remove_single_deck(&deck, usn)?;
 
-                // remove children
+                    // remove children
-                for deck in child_decks {
+                    for deck in child_decks {
-                    col.remove_single_deck(&deck, usn)?;
+                        card_count += col.remove_single_deck(&deck, usn)?;
+                    }
                 }
             }
             Ok(())
-        })
+        })?;
+        Ok(card_count)
     }
 
-    pub(crate) fn remove_single_deck(&mut self, deck: &Deck, usn: Usn) -> Result<()> {
+    pub(crate) fn remove_single_deck(&mut self, deck: &Deck, usn: Usn) -> Result<usize> {
-        match deck.kind {
+        let card_count = match deck.kind {
             DeckKind::Normal(_) => self.delete_all_cards_in_normal_deck(deck.id)?,
-            DeckKind::Filtered(_) => self.return_all_cards_in_filtered_deck(deck.id)?,
+            DeckKind::Filtered(_) => {
-        }
+                self.return_all_cards_in_filtered_deck(deck.id)?;
+                0
+            }
+        };
         self.clear_aux_config_for_deck(deck.id)?;
         if deck.id.0 == 1 {
             // if deleting the default deck, ensure there's a new one, and avoid the grave
             let mut deck = deck.to_owned();
             deck.name = self.i18n.tr(TR::DeckConfigDefaultName).into();
             deck.set_modified(usn);
-            self.add_or_update_single_deck_with_existing_id(&mut deck, usn)
+            self.add_or_update_single_deck_with_existing_id(&mut deck, usn)?;
         } else {
-            self.remove_deck_and_add_grave_undoable(deck.clone(), usn)
+            self.remove_deck_and_add_grave_undoable(deck.clone(), usn)?;
         }
+        Ok(card_count)
     }
 
-    fn delete_all_cards_in_normal_deck(&mut self, did: DeckID) -> Result<()> {
+    fn delete_all_cards_in_normal_deck(&mut self, did: DeckID) -> Result<usize> {
         let cids = self.storage.all_cards_in_single_deck(did)?;
-        self.remove_cards_and_orphaned_notes(&cids)
+        self.remove_cards_and_orphaned_notes(&cids)?;
+        Ok(cids.len())
     }
 
     pub fn get_all_deck_names(&self, skip_empty_default: bool) -> Result<Vec<(DeckID, String)>> {
@@ -820,7 +829,7 @@ mod test {
 
         // delete top level
         let top = col.get_or_create_normal_deck("one")?;
-        col.remove_deck_and_child_decks(top.id)?;
+        col.remove_decks_and_child_decks(&[top.id])?;
 
         // should have come back as "Default+" due to conflict
         assert_eq!(sorted_names(&col), vec!["default", "Default+"]);

rslib/src/err.rs

@@ -488,3 +488,11 @@ impl From<ParseIntError> for AnkiError {
         AnkiError::ParseNumError
     }
 }
+
+impl From<regex::Error> for AnkiError {
+    fn from(_err: regex::Error) -> Self {
+        AnkiError::InvalidInput {
+            info: "invalid regex".into(),
+        }
+    }
+}

rslib/src/notes/mod.rs

@@ -191,6 +191,12 @@ impl Note {
             .collect()
     }
 
+    pub(crate) fn remove_tags(&mut self, re: &Regex) -> bool {
+        let old_len = self.tags.len();
+        self.tags.retain(|tag| !re.is_match(tag));
+        old_len > self.tags.len()
+    }
+
     pub(crate) fn replace_tags<T: Replacer>(&mut self, re: &Regex, mut repl: T) -> bool {
         let mut changed = false;
         for tag in &mut self.tags {

rslib/src/storage/tag/mod.rs

@@ -90,6 +90,15 @@ impl SqliteStorage {
         Ok(())
     }
 
+    /// Clear all matching tags where tag_group is a regexp group that should not match whitespace.
+    pub(crate) fn clear_tag_group(&self, tag_group: &str) -> Result<()> {
+        self.db
+            .prepare_cached("delete from tags where tag regexp ?")?
+            .execute(&[format!("(?i)^{}($|::)", tag_group)])?;
+
+        Ok(())
+    }
+
     pub(crate) fn set_tag_collapsed(&self, tag: &str, collapsed: bool) -> Result<()> {
         self.db
             .prepare_cached("update tags set collapsed = ? where tag = ?")?

rslib/src/sync/mod.rs

@@ -1532,7 +1532,7 @@ mod test {
         col1.remove_cards_and_orphaned_notes(&[cardid])?;
         let usn = col1.usn()?;
         col1.remove_note_only_undoable(noteid, usn)?;
-        col1.remove_deck_and_child_decks(deckid)?;
+        col1.remove_decks_and_child_decks(&[deckid])?;
 
         let out = ctx.normal_sync(&mut col1).await;
         assert_eq!(out.required, SyncActionRequired::NoChanges);

rslib/src/tags/mod.rs

@@ -292,6 +292,37 @@ impl Collection {
         Ok(())
     }
 
+    /// Take tags as a whitespace-separated string and remove them from all notes and the storage.
+    pub fn expunge_tags(&mut self, tags: &str) -> Result<usize> {
+        let tag_group = format!("({})", regex::escape(tags.trim()).replace(' ', "|"));
+        let nids = self.nids_for_tags(&tag_group)?;
+        let re = Regex::new(&format!("(?i)^{}(::.*)?$", tag_group))?;
+        self.transact(None, |col| {
+            col.storage.clear_tag_group(&tag_group)?;
+            col.transform_notes(&nids, |note, _nt| {
+                Ok(TransformNoteOutput {
+                    changed: note.remove_tags(&re),
+                    generate_cards: false,
+                    mark_modified: true,
+                })
+            })
+        })
+    }
+
+    /// Take tags as a regexp group, i.e. separated with pipes and wrapped in brackets, and return
+    /// the ids of all notes with one of them.
+    fn nids_for_tags(&mut self, tag_group: &str) -> Result<Vec<NoteID>> {
+        let mut stmt = self
+            .storage
+            .db
+            .prepare("select id from notes where tags regexp ?")?;
+        let args = format!("(?i).* {}(::| ).*", tag_group);
+        let nids = stmt
+            .query_map(&[args], |row| row.get(0))?
+            .collect::<std::result::Result<_, _>>()?;
+        Ok(nids)
+    }
+
     pub(crate) fn set_tag_expanded(&self, name: &str, expanded: bool) -> Result<()> {
         let mut name = name;
         let tag;