import datetime, os, re
from bottle import error, route, run, static_file, template

# make article-to-html work with entries
# make index work with entries - later, they can be differentiated into features and weeklies with tags or title or whatever

# write diary

def build_nav():
    return "nav"

def make_latest():
    # for article in array (just 5 or something)
    # link to webpage
    return "latest"

def list_snippets(articles):
    # take articles between 0-4, 5-8, 9-13,...) based on current page
    # for each one of those articles, 
    # snip_article(article)
    limit = 4
    total = len(articles)
    head = count_lines('entries/raw/res/head.txt')
    tail = count_lines('entries/raw/res/tail.txt')
    result = []

    for article in articles:
        path = 'entries/' + article
        text = []
        a = []
        length = 0
        with open('entries/' + article) as f:
            text = f.readlines()
            length = len(text)
        a.append(text[head])
        content = snip_article(find_content(article, length, head, tail), path)

        if content.count('<ul>') > content.count('</ul>'):
            content += '</ul>'
        a.append(content)
        a.append(text[head + 1].replace('<br>',''))
        a.append("social")
        a.append(path)
        result.append(a)
    return result

def count_lines(fname):
    with open(fname) as f:
        for linenum, line in enumerate(f,1):
            pass
    return linenum

def find_content(article, length, head, tail):
    content = ""
    with open('entries/' + article) as f:
        for pos, line in enumerate(f):
            if pos > head + 1 and pos < length - tail:
                content += line
    return content

def clean(result, path):
    result = result.replace('<br>','')
    result = re.sub(r'<a href=.*?>', '', result)
    result = result.replace('</a>','')
    result = re.sub(r'<h\d>','',result)
    result = re.sub(r'</h\d>','',result)
    return result

def snip_article(article, path):
    article = clean(article, path)
    limit = 300
    result = article[0:min(len(article),limit)]
    result = result.rsplit(' ',1)[0]
    # cut off after 5 lines, too?
    return result + " ... "

def sort_files(files):
    return list(reversed(files))

def gather_files():
    files = os.listdir('entries/')
    files.remove('raw')
    return files

# Static

@route('/static/css/<filename:path>')
def serve_css(filename):
    return static_file(filename, root='static/css')

@route('/static/img/<filename:path>')
def serve_css(filename):
    return static_file(filename, root='static/img')

# Routes

@error(404)
def error404(error):
    return "unfortunately, a 404 error"

@route('/')
def index():
    """home page"""
    info = {'css': 'index', 'news': 'News goes here', 'title': 'chimchooree\'s dev space - blessfrey', 'year': datetime.datetime.now()}
    return template('index.tpl', info)

@route('/game')
def game():
    """game page"""
    info = {'css': 'game', 'title': 'blessfrey - about the game', 'year': datetime.datetime.now()}
    return template('game.tpl', info)

@route('/presskit')
def presskit():
    """press page"""
    info = {'css': 'presskit', 'title': 'blessfrey - presskit', 'year': datetime.datetime.now()}
    return template('presskit.tpl', info)

@route('/diary')
def diary():
    """diary page"""
    info = {'css': 'diary', 'title': 'blessfrey - about the game', 'year': datetime.datetime.now(), 'snippets': list_snippets(sort_files(gather_files())), 'latest': make_latest()}
    return template('diary.tpl', info)

if __name__ == '__main__':
    run()