Files
tuir/rtv/subreddit_viewer.py
2015-01-28 01:58:47 -08:00

108 lines
3.0 KiB
Python

import praw
import textwrap
import curses
import sys
from content_generators import SubredditContent, SubmissionContent
from submission_viewer import SubmissionViewer
from viewer import BaseViewer
from utils import curses_session
class SubredditViewer(BaseViewer):
def loop(self):
self.draw()
while True:
cmd = self.stdscr.getch()
if cmd == curses.KEY_UP:
self.move_cursor_up()
self.clear_input_queue()
elif cmd == curses.KEY_DOWN:
self.move_cursor_down()
self.clear_input_queue()
# View submission
elif cmd in (curses.KEY_RIGHT, ord(' ')):
self.open_submission()
self.draw()
# Enter edit mode to change subreddit
elif cmd == ord('/'):
pass
# Refresh page
elif cmd in (curses.KEY_F5, ord('r')):
self.refresh_content()
elif cmd == curses.KEY_RESIZE:
self.draw()
# Quit
elif cmd == ord('q'):
sys.exit()
else:
curses.beep()
def open_submission(self):
"Select the current submission to view posts"
self.add_loading()
submission = self.content.get(self.nav.absolute_index)['object']
content = SubmissionContent(submission)
viewer = SubmissionViewer(self.stdscr, content)
viewer.loop()
def draw(self):
n_rows, n_cols = self.stdscr.getmaxyx()
self._header_window = self.stdscr.derwin(1, n_cols, 0, 0)
self._content_window = self.stdscr.derwin(1, 0)
self.draw_header()
self.draw_content()
self.add_cursor()
@staticmethod
def draw_item(win, data, inverted=False):
n_rows, n_cols = win.getmaxyx()
n_cols -= 2 # Leave space for the cursor in the first column
# Handle the case where the window is not large enough to fit the data.
valid_rows = range(0, n_rows)
offset = 0 if not inverted else -(data['n_rows'] - n_rows)
n_title = len(data['split_title'])
for row, text in enumerate(data['split_title'], start=offset):
if row in valid_rows:
win.addstr(row, 1, text)
row = n_title + offset
if row in valid_rows:
win.addnstr(row, 1, '{url}'.format(**data), n_cols)
row = n_title + offset + 1
if row in valid_rows:
win.addnstr(row, 1, '{created} {comments} {score}'.format(**data), n_cols)
row = n_title + offset + 2
if row in valid_rows:
win.addnstr(row, 1, '{author} {subreddit}'.format(**data), n_cols)
def main():
with curses_session() as stdscr:
r = praw.Reddit(user_agent='reddit terminal viewer (rtv) v0.0')
generator = SubredditContent(r)
viewer = SubredditViewer(stdscr, generator)
viewer.loop()
if __name__ == '__main__':
main()