#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import time

from django.views import View

from Model.models import RegionModel, CompanyModel, VPGModel, UIDModel
from Object.uidManageResponseObject import uidManageResponseObject
from Object.TokenObject import TokenObject
from Service.ModelService import ModelService


class VPGView(View):

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation', None)
        request_dict = request.GET
        return self.validate(request_dict, operation)

    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation', None)
        request_dict = request.POST
        return self.validate(request_dict, operation)

    def validate(self, request_dict, operation):
        token = TokenObject(request_dict.get('token', None))
        response = uidManageResponseObject()

        if token.code != 0:
            return response.json(token.code)

        if operation == 'add':
            return self.do_add(token.userID, request_dict, response)
        elif operation == 'update':
            return self.do_update(token.userID, request_dict, response)
        elif operation == 'delete':
            return self.do_delete(token.userID, request_dict, response)
        elif operation == 'list':
            return self.do_list(token.userID, request_dict, response)
        else:
            return response.json(404)

    def do_add(self, userID, request_dict, response):
        perm = ModelService.check_perm_uid_manage(userID, 0)
        if not perm:
            return response.json(309)

        name = request_dict.get('vpg', None)
        region_id = request_dict.get('region_id', None)
        company_id = request_dict.get('company_id', None)

        if name and region_id and company_id:
            region_qs = RegionModel.objects.filter(id=region_id)
            if not region_qs.exists():
                return response.json(374)

            company_qs = CompanyModel.objects.filter(secret=company_id)
            if not company_qs.exists():
                return response.json(373)

            company = company_qs[0]
            now_time = int(time.time())
            vpgModel = VPGModel(name=name, region_id=region_id, company_id=company.id, add_time=now_time, update_time=now_time)
            vpgModel.save()
            return response.json(0)
        else:
            return response.json(444)

    def do_update(self, userID, request_dict, response):
        perm = ModelService.check_perm_uid_manage(userID, 0)
        if not perm:
            return response.json(309)

        id = request_dict.get('id', None)
        name = request_dict.get('vpg', None)
        region_id = request_dict.get('region_id', None)
        company_id = request_dict.get('company_id', None)

        if id:
            vpg_qs = VPGModel.objects.filter(id=id)

            if vpg_qs.exists():

                now_time = int(time.time())
                update = {
                    'update_time': now_time
                }

                if name:
                    update['name'] = name

                if region_id:
                    update['region_id'] = region_id

                if company_id:
                    update['company_id'] = company_id

                vpg_qs.update(**update)
                return response.json(0)
            else:
                return response.json(173)
        else:
            return response.json(444)

    def do_delete(self, userID, request_dict, response):
        perm = ModelService.check_perm_uid_manage(userID, 0)
        if not perm:
            return response.json(309)

        id = request_dict.get('id', None)
        if id:
            vpg_qs = VPGModel.objects.filter(id=id)

            if vpg_qs.exists():
                vpg_qs.delete()
                return response.json(0)
            else:
                return response.json(173)
        else:
            return response.json(444)

    def do_list(self, userID, request_dict, response):
        # perm = ModelService.check_perm_uid_manage(userID, 0)
        # if not perm:
        #     return response.json(309)

        company_id = request_dict.get('company_id', None)
        region_id = request_dict.get('region_id', None)
        page = request_dict.get('page', None)
        line = request_dict.get('limit', None)

        if page and line:
            page = int(page)
            line = int(line)

            start = (page - 1) * line
            end = start + line

            vpg_qs = VPGModel.objects.filter()

            if company_id:
                vpg_qs.filter(company_id=company_id)

            if region_id:
                vpg_qs.filter(region_id=region_id)

            count = vpg_qs.count()
            vpg_qs = vpg_qs.values('id', 'name', 'region__name', 'region_id', 'company__name', 'add_time',
                                   'update_time', 'company__secret')
            vpg_qs = vpg_qs[start: end]
            for vpg in vpg_qs:
                vpg['uid_count'] = UIDModel.objects.filter(vpg_id=vpg['id']).count()

            res = {
                'count': count,
                'data': list(vpg_qs)
            }

            return response.json(0, res)
        else:
            return response.json(444)