panki/hn-cli
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add paging

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This commit is contained in:
Felix Pankratz 2023-08-29 22:24:54 +02:00
parent 3077cb62f8
commit 41d3e07a3f
1 changed files with 14 additions and 3 deletions
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11
hn.py
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@ -89,10 +89,18 @@ class Client:
self.cursor_pos -= 1 self.cursor_pos -= 1
if self.cursor_pos < 0: if self.cursor_pos < 0:
self.cursor_pos = self.stories_in_a_site-1 self.cursor_pos = self.stories_in_a_site-1
# scroll up a page (:
self.story_pos -= self.stories_in_a_site
self.story_pos = 0 if self.story_pos < 0 else self.story_pos
elif c == curses.KEY_DOWN: elif c == curses.KEY_DOWN:
self.cursor_pos += 1 self.cursor_pos += 1
if self.cursor_pos >= self.stories_in_a_site: if self.cursor_pos >= self.stories_in_a_site:
self.cursor_pos = 0 self.cursor_pos = 0
# scroll up down a page :)
self.story_pos += self.stories_in_a_site
self.load_more_if_needed()
elif c == ord('c'): elif c == ord('c'):
webbrowser.open(f'https://news.ycombinator.com/item?id={self.loadedstories[self.story_pos + self.cursor_pos].id}') webbrowser.open(f'https://news.ycombinator.com/item?id={self.loadedstories[self.story_pos + self.cursor_pos].id}')
elif c == curses.KEY_ENTER or c == 10: elif c == curses.KEY_ENTER or c == 10:
@ -101,6 +109,9 @@ class Client:
curses.resize_term(*self.screen.getmaxyx()) curses.resize_term(*self.screen.getmaxyx())
self.lines, self.cols = self.screen.getmaxyx() self.lines, self.cols = self.screen.getmaxyx()
self.stories_in_a_site = self.lines - 3 self.stories_in_a_site = self.lines - 3
self.load_more_if_needed()
def load_more_if_needed(self):
if len(self.loadedstories) < self.story_pos + self.stories_in_a_site: if len(self.loadedstories) < self.story_pos + self.stories_in_a_site:
# load more # load more
self.load_stories(len(self.loadedstories), self.story_pos + self.stories_in_a_site) self.load_stories(len(self.loadedstories), self.story_pos + self.stories_in_a_site)