# macros

import sys
import os.path

# Ugly hack for local installations
htmlgen = sys.modules['mege.htmlgen']
htmlfunc = sys.modules['mege.htmlfunc']
import mege.git as git
import mege.misc as misc


def download_prog(root, fname):
    return ''

def list_pages(pathdir):
    dl = htmlfunc.DefList()
    fs = [(os.path.join(pathdir, f), f) for f in filter(
            lambda f: f.endswith('.org') and f != 'index.org',
            os.listdir(pathdir))]
    fs.sort(key=lambda pf: git.rr.get_last_modified_date(pf[0])[0] or
            misc.utcwhenmodified(pf[0]))
    for p, f in fs[::-1]:
        a = htmlgen.org_to_abstract(p, isfile=True, only_metadata=True)
        dl.add_item(htmlfunc.link(f[:-4], a.title), a.summary if a.summary
                    else 'No summary.')
    return dl.generate_html()

def titlelink(path, pathdir=None):
    pathdir = misc.macrog('pathdir', pathdir)
    orgpath = misc.get_org_path(os.path.join(pathdir, path))
    if orgpath:
        a = htmlgen.org_to_abstract(orgpath, isfile=True, only_metadata=True)
        title = a.title
    else:
        title = path
    return htmlfunc.link(path, title).generate_html()