# (c) cavaliba.com  - data/api - user.py



import app_data.api.helper as helper
from app_data.user import User
from app_home.log import DEBUG, log
from app_data.api.aaa import start_api
from django.views.decorators.csrf import csrf_exempt

# permission: p_user_read

#  ----------------------------------------------------------------------------
# /api/users/
# /api/users/<id>/
# /api/users/<key>/
#  ----------------------------------------------------------------------------
@csrf_exempt
def user(request, id=None, key=None):

    aaa_api = start_api(request, permission="p_user_read")
    if not aaa_api["is_allowed"]:
        return helper.send_denied()

    log(DEBUG, aaa=aaa_api, app="api", view="user", action="GET", status="OK", data="")


    # single by id
    if id:
        user = User.from_id(id)
        if user:
            reply = user.to_dict()
            return helper.send_response(request, reply, 200)
        else:
            return helper.send_not_found()

    # single by keyname/login
    if key:
        user = User.from_keyname(keyname=key)
        if user:
            reply = user.to_dict()
            return helper.send_response(request, reply, 200)
        else:
            return helper.send_not_found()

    # multi list
    # TODO : use search/query parameter
    page = helper.get_page(request)
    size = helper.get_size(request)
    first = (page - 1) * size
    last = first + size
    users = User.iterate_classname(first=first, last=last)

    reply = [u.to_dict() for u in users]

    if len(reply) == 0:
        return helper.send_not_found()
    else:
        return helper.send_response(request, reply, 200)