from app import app
from auth import auth
from flask import g, request, redirect, render_template, url_for
from flask_peewee.utils import get_object_or_404
from models import Group, Member
from forms import CreateGroup, DeleteForm, ChangeGroup
from utils import templated
from filters import *

def get_group_or_404(*query):
    group = get_object_or_404(Group.select().join(Member),
                              Member.user == g.user, *query)
    return group

@app.route('/', methods=['GET', 'POST'])
@templated('index.html')
@auth.login_required
def index():
    form = CreateGroup(request.form)
    if form.validate_on_submit():
        group = Group.create(name=form.name.data,
                             public=form.public.data)
        Member.create(user=g.user, group=group, admin=True)
        form = CreateGroup()
    groups = [member.group for member in g.user.groups]
    return {'groups': groups, 'create_form': form}


@app.route('/<group_name>/_delete/', methods=['GET', 'POST'])
@templated('group_delete.html')
@auth.login_required
def group_delete(group_name):
    group = get_group_or_404(Group.name == group_name, Member.admin == True)
    form = DeleteForm(request.form)
    if form.validate_on_submit():
        if form.sure.data == 'yes':
            group.delete_instance(recursive=True)
        return redirect(url_for('index'))
    return {'group': group,
            'delete_form': form,
            'breadcrumbs': [{'href': url_for('group', group_name=group.name), 'text': group},
                            {'text': 'Delete group'}]}


@app.route('/<group_name>/_change/', methods=['GET', 'POST'])
@templated('group_change.html')
@auth.login_required
def group_change(group_name):
    group = get_group_or_404(Group.name == group_name, Member.admin == True)
    form = ChangeGroup(request.form, obj=group)
    if form.validate_on_submit():
        del form.name
        form.populate_obj(group)
        group.save()
        return redirect(url_for('group', group_name=group.name))
    return {'group': group,
            'change_form': form,
            'breadcrumbs': [{'href': url_for('group', group_name=group.name), 'text': group},
                            {'text': 'Edit group'}]}


@app.route('/<group_name>/')
@templated('group.html')
@auth.login_required
def group(group_name):
    group = get_group_or_404(Group.name == group_name)
    member = get_object_or_404(Member, Member.user == g.user, Member.group == group)
    return {'group': group,
            'admin': member.admin,
            'members': [m for m in group.members.execute()],
            'breadcrumbs': [{'text': group}]}