anki/qt/aqt/deckbrowser.py
Damien Elmes 84b0c8ba88 switch DeckID to a NewType
Not sure at this point whether this will buy us much in the Python
codebase over a simple int alias, but let's give it a go.
2021-03-22 23:43:54 +10:00

370 lines
12 KiB
Python

# Copyright: Ankitects Pty Ltd and contributors
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
from __future__ import annotations
from copy import deepcopy
from dataclasses import dataclass
from typing import Any
import aqt
from anki.collection import OpChanges
from anki.decks import DeckID, DeckTreeNode
from anki.utils import intTime
from aqt import AnkiQt, gui_hooks
from aqt.deck_ops import add_deck_dialog, remove_decks, rename_deck, reparent_decks
from aqt.qt import *
from aqt.sound import av_player
from aqt.toolbar import BottomBar
from aqt.utils import TR, askUser, getOnlyText, openLink, shortcut, showInfo, tr
class DeckBrowserBottomBar:
def __init__(self, deck_browser: DeckBrowser) -> None:
self.deck_browser = deck_browser
@dataclass
class DeckBrowserContent:
"""Stores sections of HTML content that the deck browser will be
populated with.
Attributes:
tree {str} -- HTML of the deck tree section
stats {str} -- HTML of the stats section
"""
tree: str
stats: str
@dataclass
class RenderDeckNodeContext:
current_deck_id: int
class DeckBrowser:
_dueTree: DeckTreeNode
def __init__(self, mw: AnkiQt) -> None:
self.mw = mw
self.web = mw.web
self.bottom = BottomBar(mw, mw.bottomWeb)
self.scrollPos = QPoint(0, 0)
self._v1_message_dismissed_at = 0
self._refresh_needed = False
def show(self) -> None:
av_player.stop_and_clear_queue()
self.web.set_bridge_command(self._linkHandler, self)
self._renderPage()
# redraw top bar for theme change
self.mw.toolbar.redraw()
self.refresh()
def refresh(self) -> None:
self._renderPage()
self._refresh_needed = False
def refresh_if_needed(self) -> None:
if self._refresh_needed:
self.refresh()
def op_executed(self, changes: OpChanges, focused: bool) -> bool:
if self.mw.col.op_affects_study_queue(changes):
self._refresh_needed = True
if focused:
self.refresh_if_needed()
return self._refresh_needed
# Event handlers
##########################################################################
def _linkHandler(self, url: str) -> Any:
if ":" in url:
(cmd, arg) = url.split(":", 1)
else:
cmd = url
if cmd == "open":
self._selDeck(arg)
elif cmd == "opts":
self._showOptions(arg)
elif cmd == "shared":
self._onShared()
elif cmd == "import":
self.mw.onImport()
elif cmd == "create":
self._on_create()
elif cmd == "drag":
source, target = arg.split(",")
self._handle_drag_and_drop(DeckID(int(source)), DeckID(int(target or 0)))
elif cmd == "collapse":
self._collapse(int(arg))
elif cmd == "v2upgrade":
self._confirm_upgrade()
elif cmd == "v2upgradeinfo":
openLink("https://faqs.ankiweb.net/the-anki-2.1-scheduler.html")
elif cmd == "v2upgradelater":
self._v1_message_dismissed_at = intTime()
self.refresh()
return False
def _selDeck(self, did: str) -> None:
self.mw.col.decks.select(int(did))
self.mw.onOverview()
# HTML generation
##########################################################################
_body = """
<center>
<table cellspacing=0 cellpading=3>
%(tree)s
</table>
<br>
%(stats)s
</center>
"""
def _renderPage(self, reuse: bool = False) -> None:
if not reuse:
self._dueTree = self.mw.col.sched.deck_due_tree()
self.__renderPage(None)
return
self.web.evalWithCallback("window.pageYOffset", self.__renderPage)
def __renderPage(self, offset: int) -> None:
content = DeckBrowserContent(
tree=self._renderDeckTree(self._dueTree),
stats=self._renderStats(),
)
gui_hooks.deck_browser_will_render_content(self, content)
self.web.stdHtml(
self._v1_upgrade_message() + self._body % content.__dict__,
css=["css/deckbrowser.css"],
js=[
"js/vendor/jquery.min.js",
"js/vendor/jquery-ui.min.js",
"js/deckbrowser.js",
],
context=self,
)
self._drawButtons()
if offset is not None:
self._scrollToOffset(offset)
gui_hooks.deck_browser_did_render(self)
def _scrollToOffset(self, offset: int) -> None:
self.web.eval("$(function() { window.scrollTo(0, %d, 'instant'); });" % offset)
def _renderStats(self) -> str:
return '<div id="studiedToday"><span>{}</span></div>'.format(
self.mw.col.studied_today(),
)
def _renderDeckTree(self, top: DeckTreeNode) -> str:
buf = """
<tr><th colspan=5 align=start>%s</th><th class=count>%s</th>
<th class=count>%s</th><th class=optscol></th></tr>""" % (
tr(TR.DECKS_DECK),
tr(TR.STATISTICS_DUE_COUNT),
tr(TR.ACTIONS_NEW),
)
buf += self._topLevelDragRow()
ctx = RenderDeckNodeContext(current_deck_id=self.mw.col.conf["curDeck"])
for child in top.children:
buf += self._render_deck_node(child, ctx)
return buf
def _render_deck_node(self, node: DeckTreeNode, ctx: RenderDeckNodeContext) -> str:
if node.collapsed:
prefix = "+"
else:
prefix = "-"
due = node.review_count + node.learn_count
def indent() -> str:
return "&nbsp;" * 6 * (node.level - 1)
if node.deck_id == ctx.current_deck_id:
klass = "deck current"
else:
klass = "deck"
buf = "<tr class='%s' id='%d'>" % (klass, node.deck_id)
# deck link
if node.children:
collapse = (
"<a class=collapse href=# onclick='return pycmd(\"collapse:%d\")'>%s</a>"
% (node.deck_id, prefix)
)
else:
collapse = "<span class=collapse></span>"
if node.filtered:
extraclass = "filtered"
else:
extraclass = ""
buf += """
<td class=decktd colspan=5>%s%s<a class="deck %s"
href=# onclick="return pycmd('open:%d')">%s</a></td>""" % (
indent(),
collapse,
extraclass,
node.deck_id,
node.name,
)
# due counts
def nonzeroColour(cnt: int, klass: str) -> str:
if not cnt:
klass = "zero-count"
return f'<span class="{klass}">{cnt}</span>'
buf += "<td align=right>%s</td><td align=right>%s</td>" % (
nonzeroColour(due, "review-count"),
nonzeroColour(node.new_count, "new-count"),
)
# options
buf += (
"<td align=center class=opts><a onclick='return pycmd(\"opts:%d\");'>"
"<img src='/_anki/imgs/gears.svg' class=gears></a></td></tr>" % node.deck_id
)
# children
if not node.collapsed:
for child in node.children:
buf += self._render_deck_node(child, ctx)
return buf
def _topLevelDragRow(self) -> str:
return "<tr class='top-level-drag-row'><td colspan='6'>&nbsp;</td></tr>"
# Options
##########################################################################
def _showOptions(self, did: str) -> None:
m = QMenu(self.mw)
a = m.addAction(tr(TR.ACTIONS_RENAME))
qconnect(a.triggered, lambda b, did=did: self._rename(DeckID(int(did))))
a = m.addAction(tr(TR.ACTIONS_OPTIONS))
qconnect(a.triggered, lambda b, did=did: self._options(DeckID(int(did))))
a = m.addAction(tr(TR.ACTIONS_EXPORT))
qconnect(a.triggered, lambda b, did=did: self._export(int(did)))
a = m.addAction(tr(TR.ACTIONS_DELETE))
qconnect(a.triggered, lambda b, did=did: self._delete(DeckID(int(did))))
gui_hooks.deck_browser_will_show_options_menu(m, int(did))
m.exec_(QCursor.pos())
def _export(self, did: int) -> None:
self.mw.onExport(did=did)
def _rename(self, did: DeckID) -> None:
deck = self.mw.col.decks.get(did)
current_name = deck["name"]
new_name = getOnlyText(tr(TR.DECKS_NEW_DECK_NAME), default=current_name)
if not new_name or new_name == current_name:
return
rename_deck(mw=self.mw, deck_id=did, new_name=new_name)
def _options(self, did: DeckID) -> None:
# select the deck first, because the dyn deck conf assumes the deck
# we're editing is the current one
self.mw.col.decks.select(did)
self.mw.onDeckConf()
def _collapse(self, did: int) -> None:
self.mw.col.decks.collapse(did)
node = self.mw.col.decks.find_deck_in_tree(self._dueTree, did)
if node:
node.collapsed = not node.collapsed
self._renderPage(reuse=True)
def _handle_drag_and_drop(self, source: DeckID, target: DeckID) -> None:
reparent_decks(mw=self.mw, parent=self.mw, deck_ids=[source], new_parent=target)
def _delete(self, did: DeckID) -> None:
remove_decks(mw=self.mw, parent=self.mw, deck_ids=[did])
# Top buttons
######################################################################
drawLinks = [
["", "shared", tr(TR.DECKS_GET_SHARED)],
["", "create", tr(TR.DECKS_CREATE_DECK)],
["Ctrl+Shift+I", "import", tr(TR.DECKS_IMPORT_FILE)],
]
def _drawButtons(self) -> None:
buf = ""
drawLinks = deepcopy(self.drawLinks)
for b in drawLinks:
if b[0]:
b[0] = tr(TR.ACTIONS_SHORTCUT_KEY, val=shortcut(b[0]))
buf += """
<button title='%s' onclick='pycmd(\"%s\");'>%s</button>""" % tuple(
b
)
self.bottom.draw(
buf=buf,
link_handler=self._linkHandler,
web_context=DeckBrowserBottomBar(self),
)
def _onShared(self) -> None:
openLink(f"{aqt.appShared}decks/")
def _on_create(self) -> None:
add_deck_dialog(mw=self.mw, parent=self.mw)
######################################################################
def _v1_upgrade_message(self) -> str:
if self.mw.col.schedVer() == 2:
return ""
if (intTime() - self._v1_message_dismissed_at) < 86_400:
return ""
return f"""
<center>
<div class=callout>
<div>
{tr(TR.SCHEDULING_UPDATE_SOON)}
</div>
<div>
<button onclick='pycmd("v2upgrade")'>
{tr(TR.SCHEDULING_UPDATE_BUTTON)}
</button>
<button onclick='pycmd("v2upgradeinfo")'>
{tr(TR.SCHEDULING_UPDATE_MORE_INFO_BUTTON)}
</button>
<button onclick='pycmd("v2upgradelater")'>
{tr(TR.SCHEDULING_UPDATE_LATER_BUTTON)}
</button>
</div>
</div>
</center>
"""
def _confirm_upgrade(self) -> None:
self.mw.col.modSchema(check=True)
self.mw.col.upgrade_to_v2_scheduler()
# not translated, as 2.15 should not be too far off
if askUser(
"Do you use AnkiDroid <= 2.14, or plan to use it in the near future? If unsure, choose No. You can adjust the setting later in the preferences screen.",
defaultno=True,
):
prefs = self.mw.col.get_preferences()
prefs.scheduling.new_timezone = False
self.mw.col.set_preferences(prefs)
showInfo(tr(TR.SCHEDULING_UPDATE_DONE))
self.refresh()