from django import forms
from django.http import HttpResponseRedirect
from django.contrib.auth.decorators import login_required, user_passes_test
from django.contrib.auth.models import User
from django.contrib.sites.models import Site
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.core.mail import send_mail
from django.db.models import Q
from django.views.decorators.cache import never_cache

from main.models import Package, Todolist, TodolistPkg
from main.models import Arch, Repo
from main.models import UserProfile, News
from main.models import Mirror
from packages.models import PackageRelation

import random
from string import ascii_letters, digits
pwletters = ascii_letters + digits


@login_required
@never_cache
def index(request):
    '''the Developer dashboard'''
    inner_q = PackageRelation.objects.filter(user=request.user).values('pkgbase')
    flagged = Package.objects.select_related('arch', 'repo').filter(needupdate=True)
    flagged = flagged.filter(pkgbase__in=inner_q)

    todopkgs = TodolistPkg.objects.select_related(
            'pkg', 'pkg__arch', 'pkg__repo').filter(complete=False)
    todopkgs = todopkgs.filter(pkg__pkgbase__in=inner_q)

    page_dict = {
            'todos': Todolist.objects.incomplete(),
            'repos': Repo.objects.all(), 'arches': Arch.objects.all(),
            'maintainers': User.objects.filter(is_active=True).order_by('last_name'),
            'flagged' : flagged,
            'todopkgs' : todopkgs,
         }

    return render_to_response('devel/index.html',
        RequestContext(request, page_dict))

@login_required
def change_notify(request):
    maint = User.objects.get(username=request.user.username)
    notify = request.POST.get('notify', 'no')
    pf = maint.get_profile()
    pf.notify = (notify == 'yes')
    pf.save()
    return HttpResponseRedirect('/devel/')

class ProfileForm(forms.Form):
    email = forms.EmailField(label='E-mail Address')
    passwd1 = forms.CharField(label='New Password', required=False,
            widget=forms.PasswordInput)
    passwd2 = forms.CharField(label='Confirm Password', required=False,
            widget=forms.PasswordInput)

    def clean(self):
        if self.cleaned_data['passwd1'] != self.cleaned_data['passwd2']:
            raise forms.ValidationError('Passwords do not match.')
        return self.cleaned_data

@login_required
@never_cache
def change_profile(request):
    if request.POST:
        form = ProfileForm(request.POST)
        if form.is_valid():
            request.user.email = form.cleaned_data['email']
            if form.cleaned_data['passwd1']:
                request.user.set_password(form.cleaned_data['passwd1'])
            request.user.save()
            return HttpResponseRedirect('/devel/')
    else:
        form = ProfileForm(initial={'email': request.user.email})
    return render_to_response('devel/profile.html',
            RequestContext(request, {'form': form}))

@login_required
def mirrorlist(request):
    mirrors = Mirror.objects.select_related().all()
    return render_to_response('devel/mirrorlist.html',
            RequestContext(request, {'mirror_list': mirrors}))

class NewUserForm(forms.ModelForm):
    class Meta:
        model = UserProfile
        exclude = ('picture', 'user')
    username = forms.CharField(max_length=30)
    email = forms.EmailField()
    first_name = forms.CharField(required=False)
    last_name = forms.CharField(required=False)

    def save(self):
        profile = forms.ModelForm.save(self, False)
        pw = ''.join([random.choice(pwletters) for i in xrange(8)])
        user = User.objects.create_user(username=self.cleaned_data['username'],
                email=self.cleaned_data['email'], password=pw)
        user.first_name = self.cleaned_data['first_name']
        user.last_name = self.cleaned_data['last_name']
        user.save()
        profile.user = user
        profile.save()
        domain = Site.objects.get_current().domain

        send_mail("Your new archweb account",
                """You can now log into:
https://%s/login/
with these login details:
Username: %s
Password: %s""" % (domain, user.username, pw),
                'Arch Website Notification <nobody@archlinux.org>',
                [user.email],
                fail_silently=False)

@user_passes_test(lambda u: u.is_superuser)
@never_cache
def new_user_form(request):
    if request.POST:
        form = NewUserForm(request.POST)
        if form.is_valid():
            form.save()
            return HttpResponseRedirect('/admin/auth/user/%d/' %form.instance.user.id)
    else:
        form = NewUserForm()
    return render_to_response('general_form.html', RequestContext(
        request, {'description': '''A new user will be created with the
            following properties in their profile. A random password will be
            generated and the user will be e-mailed with their account details
            n plaintext.''',
            'form': form, 'title': 'Create User', 'submit_text': 'Create User'}))

# vim: set ts=4 sw=4 et: