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Start work on button to fetch more books

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This commit is contained in:
Kovid Goyal 2015-11-10 17:36:14 +05:30
parent 07c9d1bb58
commit 29bf9b022d
1 changed files with 41 additions and 13 deletions
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54
src/pyj/book_list/views.pyj
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@ -19,8 +19,8 @@ class BooksView:
nonlocal bv_counter nonlocal bv_counter
bv_counter += 1 bv_counter += 1
self.interface_data = interface_data self.interface_data = interface_data
self.search_result = interface_data['search_result'] self.is_fetching = False
self.metadata_map = interface_data['metadata'] self.shown_book_ids = {}
self.container_id = 'books-view-' + bv_counter self.container_id = 'books-view-' + bv_counter
style = build_rule('#' + self.container_id + ' .cover_grid img:hover', transform='scale(1.2)') style = build_rule('#' + self.container_id + ' .cover_grid img:hover', transform='scale(1.2)')
style += build_rule('#' + self.container_id + ' .cover_grid img:active', transform='scale(2.0)') style += build_rule('#' + self.container_id + ' .cover_grid img:active', transform='scale(2.0)')
@ -28,15 +28,24 @@ class BooksView:
id=self.container_id, style='display:block', id=self.container_id, style='display:block',
E.style(style), E.style(style),
E.div(), E.div(),
E.div(id='get-more-books') E.div()
) )
document.body.appendChild(div) document.body.appendChild(div)
self.set_view_mode(get_session_data().get('view_mode')) self.set_view_mode(get_session_data().get('view_mode'))
self.create_more_button(div)
def create_more_button(self, div):
more = div.lastChild more = div.lastChild
more.appendChild(create_button( more.appendChild(create_button(
_('Show more books'), 'cloud-download' _('Show more books'), 'cloud-download', def():self.get_more_books()
)) ))
set_css(more.firstChild, display='block', margin_left='auto', margin_right='auto')
set_css(more, font_size='1.5rem', padding_top='1.5rem', margin_bottom='1.5rem', width='100%', text_align='center') set_css(more, font_size='1.5rem', padding_top='1.5rem', margin_bottom='1.5rem', width='100%', text_align='center')
more.appendChild(E.div(
E.i(class_='fa fa-lg fa-cloud-download'), '\xa0' + _('Fetching metadata for more books, please wait') + '…',
style='margin-left:auto; margin-right:auto; display:none')
)
self.update_fetching_status()
def set_view_mode(self, mode='cover_grid'): def set_view_mode(self, mode='cover_grid'):
if self.mode == mode: if self.mode == mode:
@ -76,6 +85,34 @@ class BooksView:
c.insertBefore(E.div(), c.lastChild) c.insertBefore(E.div(), c.lastChild)
self.init_grid() self.init_grid()
def render_ids(self):
book_ids = self.interface_data['search_result']['book_ids']
self.shown_book_ids = {}
div = self.grid
for book_id in book_ids:
div.appendChild(self.render_book(book_id))
self.shown_book_ids[book_id] = True
def on_resize(self):
if self.resize_grid:
self.resize_grid()
def update_fetching_status(self):
c = self.container
more = c.lastChild
if self.is_fetching:
more.firstChild.style.display = 'none'
more.lastChild.style.display = 'block'
elif self.interface_data['search_result']['total_num'] > self.interface_data['search_result']['book_ids'].length:
more.firstChild.style.display = 'block'
more.lastChild.style.display = 'none'
else:
more.firstChild.style.display = 'none'
more.lastChild.style.display = 'none'
def get_more_books(self):
self.update_fetching_status()
# Cover grid {{{ # Cover grid {{{
def init_cover_grid(self): def init_cover_grid(self):
@ -117,13 +154,4 @@ class BooksView:
# }}} # }}}
def render_ids(self, book_ids=None):
if book_ids is None:
book_ids = self.search_result['book_ids']
div = self.grid
for book_id in book_ids:
div.appendChild(self.render_book(book_id))
def on_resize(self):
if self.resize_grid:
self.resize_grid()