import praw

USERNAME = ''
PASSWORD = ''
CLIENT_ID = ''
CLIENT_SECRET = ''
USER_AGENT = ''

def connect_to_reddit():
    reddit = praw.Reddit(client_id=CLIENT_ID, client_secret=CLIENT_SECRET,
                         user_agent=USER_AGENT,
                         username=USERNAME, password=PASSWORD)
    return reddit


def post_to_subreddit(submission_title, reddit, comment):
    reddit.subreddit('maricoelquelolea').submit(title=submission_title, url='www.reddit.com{}'.format(comment.permalink), send_replies=False)


def create_submission_title(comment, reddit):
    # Separates each individual word from the comment in to a list. It then scans that list for instances
    # of the word "venezuela", and also check to see if there is in an instance with the word "venezuela" with a
    # comma after it. This then returns the index of the word to the variable.
    comment_word_list = comment.body.lower().split(' ')
    if 'venezuela' in comment_word_list:
        keyword_index = comment_word_list.index('venezuela')
    elif 'venezuela,' in comment_word_list:
        keyword_index = comment_word_list.index('venezuela,')
    else:
        comment.save() # Basically just stops errors from occurring. There is probably a better way to do this
                       # but I am too lazy to check. It works, so that is all that matters :P
        return

    # Creates the submission title using the index value that was retrieved in the previous step. If the word
    # "venezuela" appears very early on in the comment, then it will use the first word of the comment as the starting
    # point for the submission title. Otherwise, it finds the index of venezuela in the list, and starts creating
    # the title from the 3rd preceeding word. For example - "... the people in venezuela bla bla bla ...". Was not sure
    # how to word this explanation, as I am bad with words.
    submission_title = '/u/{} in /r/{} | '.format(comment.author.name, comment.subreddit)
    if keyword_index < 4:
        for word in comment_word_list[0:len(comment_word_list)]:
            submission_title += word+' '
            if len(submission_title) > 270:
                break
    elif keyword_index > 3:
        for word in comment_word_list[keyword_index-3:keyword_index+len(comment_word_list)]:
            submission_title += word+' '
            if len(submission_title) > 270:
                break

    # Adds the "..." at the end of the submission title and then posts the submission to the subreddit.
    submission_title += '...'
    post_to_subreddit(submission_title, reddit, comment)


def search_for_keyword(reddit):
    for comment in reddit.subreddit('all').stream.comments():
        if 'venezuela' in comment.body.lower() and not comment.saved:
            try:
                create_submission_title(comment, reddit)
                comment.save()
            except:
                pass


def main():
    reddit = connect_to_reddit()
    while True:
        search_for_keyword(reddit)


if __name__ == '__main__':
    main()