from account.decorators import login_required
from .models import Group
from account.models import User, get_user
from utils.debug import debug_view
from utils.http import make_json_response
from utils.crypto import secure_transport

# Create your views here.


@secure_transport
# @debug_view('group_id')
@login_required
def get_group_root_folder(request):
    user = get_user(request)
    data = request.POST
    group_id = data.get('group_id')
    try:
        group = user.joined_groups.get(group_id=group_id)
    except:
        return make_json_response(code=403, error='群不存在')
    root_folder = group.get_root_folder()
    return make_json_response(root_folder_id=root_folder.folder_id)


@secure_transport
# @debug_view('group_id')
@login_required
def join_group(request):
    user = get_user(request)
    data = request.POST
    group_id = data.get('group_id')
    if user.joined_groups.filter(group_id=group_id).exists():
        return make_json_response(code=402, error='已在群内')
    try:
        group = Group.objects.get(group_id=group_id)
    except:
        return make_json_response(code=403, error='群不存在')
    group.members.add(user)
    group.save()
    return make_json_response()


@secure_transport
# @debug_view('group_name')
@login_required
def create_group(request):
    user = get_user(request)
    data = request.POST
    group_name = data.get('group_name')
    try:
        Group.objects.create(group_name=group_name, creator=user)
    except:
        return make_json_response(code=500, error='新建群失败')
    return make_json_response()


@secure_transport
# @debug_view('group_id')
@login_required
def quit_group(request):
    user = get_user(request)
    data = request.POST
    group_id = data.get('group_id')
    try:
        group = user.joined_groups.get(group_id=group_id)
    except:
        return make_json_response(code=403, error='群不存在')
    if group.creator == user:
        return make_json_response(code=421, error='群主不可退群')
    group.members.remove(user)
    group.save()
    return make_json_response()


# 获取你所在的所有群组
@secure_transport
# @debug_view()
@login_required
def group_list(request):
    user = get_user(request)
    _list = list(map(lambda g: g.to_json(), user.joined_groups.all()))
    return make_json_response(group_list=_list)


# 删除群组