#!/usr/bin/python -tt
'''Calculate number of active packager owners.'''

import sys
import getpass
from fedora.client import AccountSystem
from fedora.client import PackageDB

username = sys.argv[1]
password = getpass.getpass()

def get_cla(fas):
    people = fas.people_by_groupname('cla_done')
    return [p['username'] for p in people]

def get_packagers(fas):
    people = fas.people_by_groupname('packager')
    return [p['username'] for p in people]


def get_at_redhat(fas):
    people = fas.people_by_id()
    people2= fas.people_by_groupname('cla_redhat')
    people3=set()
    for p in people2: 
      people3.add(p['username'])
    for p in people.values():
      if (p.email.endswith('@redhat.com') or p.bugzilla_email.endswith('@redhat.com')):
       people3.add(p.username)
    return list(people3) 


if __name__ == '__main__':
    # Stats we've decided to gather.  Explained below where they are printed
    totalMaintainers = 0
    totalPkgsWithMaint = 0

    fas = AccountSystem(username=username, password=password)
    redhaters = {}
    users = {}
    people = get_packagers(fas)
    users.update(zip(people, [0] * len(people)))
    redhat = get_at_redhat(fas)
    redhaters.update(zip(redhat, [0] * len(redhat)))
    total_packagers= set()
    redhat_packagers= set()
    total_owners= set()
    # Read in information about maintainers of packages
    pkgdb = PackageDB(username=username, password=password)
    packages = pkgdb.send_request('/lists/vcs').packageAcls
    print packages
    for pkg in packages:
        packagers = set()
        for branch in ('devel',):
            if branch in packages[pkg]:
                print packages[pkg][branch]
                for pkger in packages[pkg][branch].commit.people:
                    if pkger in users:
                        packagers.add(pkger)
                        total_packagers.add(pkger)
                    if pkger in redhaters:
                        redhat_packagers.add(pkger)
        if packagers:
            totalPkgsWithMaint += 1
            for pkger in packagers:
                users[pkger] += 1


    totalMaintainers = len(total_packagers)
    redhatMaintainers = len(redhat_packagers)
    pkger_distribution = {}
    for num_pkgs in users.values():
        try:
            pkger_distribution[num_pkgs] += 1
        except KeyError:
            pkger_distribution[num_pkgs] = 1

    distribution = pkger_distribution.keys()
    distribution.sort()

    # Summarise our findings
    print 'Total Maintainers  :', totalMaintainers
    print 'Red Hat Maintainers:', redhatMaintainers
    print 'Total Packages:', len(packages)
    print 'Total Packages with a Maintainer listed as owner/comaint:', totalPkgsWithMaint
    print
#    print 'Number of packages comaintained per user'
#    print '# Packages | # Maintainers'
#    for num_pkgs in distribution:
#        print ' %9d | %d' % (num_pkgs, pkger_distribution[num_pkgs])