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90 lines
3.1 KiB
Python
90 lines
3.1 KiB
Python
#!/usr/bin/env python3
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#TODO: make sure things dont explode no matter what terminal size
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# -> prevent linebreaks in a single story
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# -> only load as many stories as fit
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import requests
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from bs4 import BeautifulSoup as Soup
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import curses
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import webbrowser
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from dataclasses import dataclass
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spinner_states = ['-', '\\', '|', '/']
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@dataclass
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class Story:
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id: int
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title: str
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link: str
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author: str
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votes: int
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comments: int
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def main(stdscr):
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stdscr.clear()
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height, width = stdscr.getmaxyx()
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num_stories = curses.LINES - 2 # headline and detail
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# Query Hacker News API for top stories and their titles/links
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url = 'https://hacker-news.firebaseio.com/v0/topstories.json'
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r = requests.get(url)
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if not r.ok:
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raise Exception('Error fetching data from Hacker News API')
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ids = r.json()[:10]
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stories = []
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for idx, i in enumerate(ids):
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stdscr.clear()
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stdscr.addstr(f'{num_stories}\n')
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stdscr.addstr(f'[{spinner_states[idx%4]}] Getting stories...')
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stdscr.refresh()
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story_url = f'https://hacker-news.firebaseio.com/v0/item/{i}.json'
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s = requests.get(story_url).json()
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stories.append(Story(s['id'],
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s['title'],
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s['url'] if 'url' in s else 'No URL',
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s['by'], s['score'],
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len(s['kids']) if 'kids' in s else 0))
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# Display list of stories in terminal window with arrow key navigation
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current_pos = 0
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while True:
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stdscr.clear()
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stdscr.addstr('Hacker News Top Stories:\n')
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for i, story in enumerate(stories):
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prefix = '>>> ' if i == current_pos else ' '
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#text = f'{prefix}{story.title} ({story.link})\n'
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# calculate length of line
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text = f'{prefix} ()\n'
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chars_available = width - len(text)
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max_title_len = min((chars_available//3)*2, len(story.title))
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max_url_len = chars_available - max_title_len
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text = f'{prefix}{(story.title[:max_title_len-1] + "…") if len(story.title) > max_title_len else story.title} ({story.link[:max_url_len-1] + "…" if len(story.link) > max_url_len else story.link})\n'
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stdscr.addstr(text)
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if i == current_pos:
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detail = f' by {story.author} | {story.comments} comments | {story.votes} points\n'
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stdscr.addstr(detail)
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stdscr.refresh()
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c = stdscr.getch()
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if c == ord('q'): # Quit
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break
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elif c == curses.KEY_UP:
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current_pos -= 1
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if current_pos < 0:
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current_pos = len(stories)-1
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elif c == curses.KEY_DOWN:
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current_pos += 1
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if current_pos >= len(stories):
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current_pos = 0
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elif c == ord('c'):
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webbrowser.open(f'https://news.ycombinator.com/item?id={stories[current_pos].id}')
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elif c == curses.KEY_ENTER or c == 10:
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#title, link = stories[current_pos]
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#print(f'\nOpening link: {link}\n')
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webbrowser.open(stories[current_pos].link)
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curses.wrapper(main)
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