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#!/usr/bin/python3
import curses
import sys
from monkey.action import parse, expand
from db.models import Problem, Solution
if len(sys.argv) > 1:
pid = int(sys.argv[1])
else:
# print all problem ids
print('problems:')
for problem in Problem.list():
print(' {}\t{}'.format(problem.id, problem.identifier))
print()
pid = int(input('enter problem id: '))
attempts = sorted(Solution.filter(problem_id=pid), key=lambda s: s.codeq_user_id)
def get_actions(trace):
try:
actions = parse(trace)
expand(actions)
return actions
except Exception as ex:
sys.stderr.write('Error parsing action log: {}\n'.format(ex))
return []
def main(stdscr):
def draw_code(win, text, highlight_pos=None, highlight_color=0):
win.erase()
win.border()
y = x = 0
for n, char in enumerate(text + ' '):
attr = curses.color_pair(highlight_color if n == highlight_pos else 1)
if char == '\t':
char = ' '
if char != '\n':
win.addstr(y+1, x+1, char, attr)
x += 1
else:
# add an empty cell at end of each line for highlighting
win.addstr(y+1, x+1, ' ', attr)
x = 0
y += 1
win.refresh()
def draw_status(win, uid, action_idx):
win.erase()
text = 'usr {}, act {}/{}: {}'.format(uid, action_idx, len(actions),
actions[min(len(actions)-1, index)])
win.addstr(0, 0, text[:79])
win.refresh()
stdscr.clear()
if curses.has_colors():
curses.init_pair(1, curses.COLOR_WHITE, 0)
curses.init_pair(2, curses.COLOR_BLACK, curses.COLOR_GREEN)
curses.init_pair(3, curses.COLOR_WHITE, curses.COLOR_RED)
curses.init_color(0, 0, 0, 0)
curses.curs_set(0)
stdscr.attrset(curses.color_pair(1))
statuswin = stdscr.derwin(1, 80, 0, 0)
codewin = stdscr.derwin(22, 80, 1, 0)
attempt_idx = 0
if len(sys.argv) > 2:
uid = int(sys.argv[2])
for attempt_idx, a in enumerate(attempts):
if a.codeq_user_id == uid:
break
attempt = attempts[attempt_idx]
actions = get_actions(attempt.trace)
index = 0
code = ''
draw_status(statuswin, attempt.codeq_user_id, index)
draw_code(codewin, code, 0, 2)
while True:
c = stdscr.getch()
if 0 < c < 256:
c = chr(c)
if c == curses.KEY_HOME:
# go to first action
index = 0
code = ''
elif c == curses.KEY_LEFT:
# go to previous action
if index > 0:
index -= 1
action = actions[index]
code = action.unapply(code)
elif c == curses.KEY_RIGHT:
# go to next action
if index < len(actions):
action = actions[index]
code = action.apply(code)
index += 1
elif c == 'n':
# go to next solution
if attempt_idx < len(attempts)-1:
attempt_idx += 1
attempt = attempts[attempt_idx]
actions = get_actions(attempt.trace)
code = ''
index = 0
elif c == 'N':
# go to previous solution
if attempt_idx > 0:
attempt_idx -= 1
attempt = attempts[attempt_idx]
actions = get_actions(attempt.trace)
code = ''
index = 0
elif c == 'q':
# quit
break
elif c == 't':
# go to next 'test' action
if index < len(actions) and actions[index].type == 'test':
index += 1
while index < len(actions) and actions[index].type != 'test':
code = actions[index].apply(code)
index += 1
elif c == 'T':
# go to previous 'test' action
while index > 0 and actions[index-1].type != 'test':
code = actions[index-1].unapply(code)
index -= 1
if index > 0 and actions[index-1].type == 'test':
index -= 1
# if active action is 'remove' or 'insert', highlight the character
action = actions[index] if index < len(actions) else actions[-1]
if action.type in {'insert', 'remove'}:
highlight_pos = action.offset
highlight_color = 2 if action.type == 'insert' else 3
else:
highlight_pos = None
highlight_color = 0
draw_status(statuswin, attempt.codeq_user_id, index)
draw_code(codewin, code, highlight_pos, highlight_color)
curses.wrapper(main)
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