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gui: add menu action '搜索相似资源' (#876)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| from datetime import datetime | ||
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| from PyQt5.QtWidgets import QAbstractItemView, QFrame, QVBoxLayout | ||
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| from feeluown.library import SearchType | ||
| from feeluown.gui.page_containers.table import TableContainer, Renderer | ||
| from feeluown.gui.page_containers.scroll_area import ScrollArea | ||
| from feeluown.gui.widgets.img_card_list import ImgCardListDelegate | ||
| from feeluown.gui.widgets.songs import SongsTableView, ColumnsMode | ||
| from feeluown.gui.base_renderer import TabBarRendererMixin | ||
| from feeluown.gui.helpers import BgTransparentMixin | ||
| from feeluown.gui.widgets.magicbox import KeySourceIn, KeyType | ||
| from feeluown.gui.widgets.header import LargeHeader, MidHeader | ||
| from feeluown.gui.widgets.accordion import Accordion | ||
| from feeluown.gui.widgets.labels import MessageLabel | ||
| from feeluown.utils.reader import create_reader | ||
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| Tabs = [('歌曲', SearchType.so), | ||
| ('专辑', SearchType.al), | ||
| ('歌手', SearchType.ar), | ||
| ('歌单', SearchType.pl), | ||
| ('视频', SearchType.vi)] | ||
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| def get_tab_idx(search_type): | ||
| for i, tab in enumerate(Tabs): | ||
| if tab[1] == search_type: | ||
| return i | ||
| raise ValueError("unknown search type") | ||
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| class SearchResultView(ScrollArea): | ||
| def __init__(self, app, *args, **kwargs): | ||
| super().__init__(*args, **kwargs) | ||
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| self.body = Body(app) | ||
| self.setWidget(self.body) | ||
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| def fillable_bg_height(self): | ||
| """Implement VFillableBg protocol""" | ||
| return self.body.height() - self.body.accordion.height() | ||
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| async def search_and_render(self, *args, **kwargs): | ||
| await self.body.search_and_render(*args, **kwargs) | ||
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| class Body(QFrame, BgTransparentMixin): | ||
| """ | ||
| view = SearchResultView(app, q) | ||
| await view.render() | ||
| """ | ||
| def __init__(self, app, **kwargs): | ||
| super().__init__(**kwargs) | ||
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| self._app = app | ||
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| self.title = LargeHeader() | ||
| self.hint = MessageLabel() | ||
| self.accordion = Accordion() | ||
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| self._layout = QVBoxLayout(self) | ||
| self._layout.setContentsMargins(20, 0, 20, 0) | ||
| self._layout.setSpacing(0) | ||
| self._layout.addSpacing(30) | ||
| self._layout.addWidget(self.title) | ||
| self._layout.addSpacing(10) | ||
| self._layout.addWidget(self.hint) | ||
| self._layout.addSpacing(10) | ||
| self._layout.addWidget(self.accordion) | ||
| self._layout.addStretch(0) | ||
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| async def search_and_render(self, q, search_type, source_in): | ||
| # pylint: disable=too-many-locals | ||
| view = self | ||
| app = self._app | ||
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| self.title.setText(f'搜索“{q}”') | ||
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| tab_index = get_tab_idx(search_type) | ||
| succeed = 0 | ||
| start = datetime.now() | ||
| is_first = True # Is first search result. | ||
| view.hint.show_msg('正在搜索...') | ||
| async for result in app.library.a_search( | ||
| q, type_in=search_type, source_in=source_in): | ||
| table_container = TableContainer(app, view.accordion) | ||
| table_container.layout().setContentsMargins(0, 0, 0, 0) | ||
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| # HACK: set fixed row for tables. | ||
| # pylint: disable=protected-access | ||
| for table in table_container._tables: | ||
| assert isinstance(table, QAbstractItemView) | ||
| delegate = table.itemDelegate() | ||
| if isinstance(delegate, ImgCardListDelegate): | ||
| # FIXME: set fixed_row_count in better way. | ||
| table._fixed_row_count = 2 # type: ignore[attr-defined] | ||
| delegate.update_settings("card_min_width", 140) | ||
| elif isinstance(table, SongsTableView): | ||
| table._fixed_row_count = 8 | ||
| table._row_height = table.verticalHeader().defaultSectionSize() | ||
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| renderer = SearchResultRenderer(q, tab_index, source_in=source_in) | ||
| await table_container.set_renderer(renderer) | ||
| _, search_type, attrname, show_handler = renderer.tabs[tab_index] | ||
| objects = getattr(result, attrname) or [] | ||
| if not objects: # Result is empty. | ||
| continue | ||
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| succeed += 1 | ||
| if search_type is SearchType.so: | ||
| show_handler( # type: ignore[operator] | ||
| create_reader(objects), columns_mode=ColumnsMode.playlist) | ||
| else: | ||
| show_handler(create_reader(objects)) # type: ignore[operator] | ||
| source = objects[0].source | ||
| provider = app.library.get(source) | ||
| provider_name = provider.name | ||
| if is_first is False: | ||
| table_container.hide() | ||
| view.accordion.add_section(MidHeader(provider_name), table_container, 6, 12) | ||
| renderer.meta_widget.hide() | ||
| renderer.toolbar.hide() | ||
| is_first = False | ||
| time_cost = (datetime.now() - start).total_seconds() | ||
| view.hint.show_msg(f'搜索完成，共有 {succeed} 个有效的结果，花费 {time_cost:.2f}s') | ||
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| class SearchResultRenderer(Renderer, TabBarRendererMixin): | ||
| def __init__(self, q, tab_index, source_in=None): | ||
| self.q = q | ||
| self.tab_index = tab_index | ||
| self.source_in = source_in | ||
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| self.tabs = [ | ||
| (*Tabs[0], 'songs', self.show_songs), | ||
| (*Tabs[1], 'albums', self.show_albums), | ||
| (*Tabs[2], 'artists', self.show_artists), | ||
| (*Tabs[3], 'playlists', self.show_playlists), | ||
| (*Tabs[4], 'videos', self.show_videos), | ||
| ] | ||
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| async def render(self): | ||
| self.render_tab_bar() | ||
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| def render_by_tab_index(self, tab_index): | ||
| search_type = self.tabs[tab_index][1] | ||
| self._app.browser.local_storage[KeyType] = search_type.value | ||
| query = {'q': self.q, 'type': search_type.value} | ||
| source_in = self._app.browser.local_storage.get(KeySourceIn, None) | ||
| if source_in is not None: | ||
| query['source_in'] = source_in | ||
| self._app.browser.goto(page='/search', query=query) |
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