# -*- coding: utf-8 -*-

from __future__ import division

from django.conf import settings
from django.contrib.auth.hashers import check_password, make_password
from django_response import response
from paginator import pagination

from registration.models import BranchCampusAdministratorInfo, CourseRegisterInfo, UserCourseRegisterInfo


def add_branch_campus_admin(request):
    campus_id = request.POST.get('campus_id', '')
    campus_name = request.POST.get('campus_name', '')
    name = request.POST.get('name', '')
    phone = request.POST.get('phone', '')

    password = phone[-6:]
    encryption = make_password(password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)

    admin = BranchCampusAdministratorInfo.objects.create(
        campus_id=campus_id,
        campus_name=campus_name,
        name=name,
        phone=phone,
        password=password,
        encryption=encryption,
    )

    return response(data={
        'admin': admin.admin_id,
    })


def update_branch_campus_admin(request):
    admin_id = request.POST.get('admin_id', '')
    target_admin_id = request.POST.get('target_admin_id', '')
    name = request.POST.get('name', '')
    phone = request.POST.get('phone', '')
    user_status = request.POST.get('user_status', 0)

    password = phone[-6:]
    encryption = make_password(password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)

    BranchCampusAdministratorInfo.objects.filter(
        admin_id=target_admin_id,
    ).update(
        name=name,
        phone=phone,
        password=password,
        encryption=encryption,
        user_status=user_status,
    )

    CourseRegisterInfo.objects.filter(admin_id=admin_id).update(admin_name=name)
    UserCourseRegisterInfo.objects.filter(admin_id=admin_id).update(admin_name=name)

    return response()


def get_branch_campus_admin_list(request):
    campus_id = request.POST.get('campus_id', '')
    page = request.POST.get('page', 1)
    num = request.POST.get('num', 20)

    admins = BranchCampusAdministratorInfo.objects.filter(status=True)
    if campus_id:
        admins = admins.filter(campus_id=campus_id)
    count = admins.count()
    admins, left = pagination(admins, page, num)
    admins = [a.data for a in admins]

    return response(data={
        'logs': admins,
        'count': count,
        'left': left,
    })


def delete_branch_campus_admin(request):
    admin_id = request.POST.get('admin_id', '')
    target_admin_id = request.POST.get('target_admin_id', '')

    BranchCampusAdministratorInfo.objects.filter(admin_id=target_admin_id).update(statue=False)

    return response()


def apply_branch_campus_admin(request):
    user_id = request.POST.get('user_id', '')
    campus_id = request.POST.get('campus_id', '')
    campus_name = request.POST.get('campus_name', '')
    name = request.POST.get('name', '')
    phone = request.POST.get('phone', '')

    password = phone[-6:]
    encryption = make_password(password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)

    admin = BranchCampusAdministratorInfo.objects.create(
        user_id=user_id,
        campus_id=campus_id,
        campus_name=campus_name,
        name=name,
        phone=phone,
        password=password,
        encryption=encryption,
    )

    return response(data={
        'admin': admin.admin_id,
    })


def login_branch_campus_admin(request):
    phone = request.POST.get('phone', '')
    password = request.POST.get('password', '')

    try:
        admin = BranchCampusAdministratorInfo.objects.get(phone=phone)
    except BranchCampusAdministratorInfo.DoesNotExist:
        return response()

    # 密码不匹配
    if not check_password(password, admin.encryption):
        return response()

    # 未激活
    if admin.user_status != BranchCampusAdministratorInfo.ACTIVATED:
        return response()

    return response(data={
        'data': admin.data,
    })


def change_password_branch_campus_admin(request):
    admin_id = request.POST.get('admin_id', '')
    old_password = request.POST.get('old_password', '')
    new_password = request.POST.get('new_password', '')

    try:
        admin = BranchCampusAdministratorInfo.objects.get(admin_id=admin_id)
    except BranchCampusAdministratorInfo.DoesNotExist:
        return response()

    # 密码不匹配
    if not check_password(old_password, admin.encryption):
        return response(40001, 'Password mismatch', '密码不匹配')

    encryption = make_password(new_password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)

    BranchCampusAdministratorInfo.objects.filter(
        admin_id=admin_id,
    ).update(
        password=new_password,
        encryption=encryption,
    )

    return response()