# proposals.py: generate an RST file (proposals.rst) from queries to github.com/matrix.org/matrix-doc/issues.
# v0.0.1
# todo:
#   use status labels to create separate sections.
#   include all fields discussed at https://docs.google.com/document/d/1wLln7da12l0H5YgAh5xM2TVE7VsTjXzhEwVh3sRBMCk/edit#
#   format, probably as tables

import requests
import re
from datetime import datetime
from m2r import convert as m2r

def getpage(url, page):
    resp = requests.get(url + str(page))
    json.extend(resp.json())

    for link in resp.links.values():
        if link['rel'] == 'last':
            return re.search('page=(.+?)', link['url']).group(1)

json = list()
# labels = ['p1', p2]
# new status labels:
# proposal-ready-for-review,rejected,stalled,merged,spec-pr-in-review,proposal-wip,proposal-in-review,spec-pr-ready-for-review,proposal-passed-review
urlbase = 'https://api.github.com/repos/matrix-org/matrix-doc/issues?labels=p1,p2,p3,p4,p5&state=open&page='
pagecount = getpage('https://api.github.com/repos/matrix-org/matrix-doc/issues?labels=spec-omission&state=open&page=', 1)
for page in range(2, int(pagecount) + 1):
    getpage(urlbase, page)


text_file = open("../specification/proposals.rst", "w")

text_file.write("Tables\n------------------\n\n.. list-table::\n   :header-rows: 1\n\n")

text_file.write("   * - ID\n")
text_file.write("     - github username\n")
text_file.write("     - proposal title\n")
text_file.write("     - created_at\n")
text_file.write("     - updated_at\n")
text_file.write("     - maindoc\n")

#`matrix-doc/issues <https://github.com/matrix-org/matrix-doc/issues?page=1&q=is%3Aissue+is%3Aopen>`_
for item in json:
    maindoc = re.search('Documentation: (.+?)\n', str(item['body']))
    if maindoc is not None:
        maindoc = maindoc.group(1)
    text_file.write("   * - `" + str(item['number']) + " <" + item['html_url'] + ">`_\n")
    text_file.write("     - " + item['user']['login'] + "\n")
    text_file.write("     - " + item['title'] + "\n")
    text_file.write("     - " + item['created_at'] + "\n")
    text_file.write("     - " + item['updated_at'] + "\n")
    text_file.write("     - " + str(maindoc) + "\n")

text_file.write("\n")


text_file.write("The Proposals List\n------------------\n")
# text_file.write(json[0]['user']['login'])
for item in json:
    # write a header
    prop_header = item['title'] + " (" + str(item['number']) + ")"
    text_file.write(prop_header + "\n")
    text_file.write("~" * len(prop_header))
    text_file.write("\n\n")

    # write some metadata
    text_file.write(item['created_at'] + "\n")
    text_file.write(item['updated_at'] + "\n")
    # created = datetime.strptime(item['created_at'], "%Y-%m-%dT%XZ")


    # write body text
    body = m2r(str(item['body']))
    text_file.write(body + "\n\n\n")

text_file.close()