ASJServer/Controller/MealManage.py

#!/usr/bin/env python3  
# -*- coding: utf-8 -*-  
"""
@Copyright (C) ansjer cop Video Technology Co.,Ltd.All rights reserved.
@AUTHOR: ASJRD018
@NAME: Ansjer
@software: PyCharm
@DATE: 2018/5/29 17:07
@Version: python3.6
@MODIFY DECORD:ansjer dev
@file: MealManage.py
@Contact: chanjunkai@163.com
"""
from django.views.generic.base import View
from django.utils.decorators import method_decorator
from django.views.decorators.csrf import csrf_exempt
from Service.ModelService import ModelService
from Service.CommonService import CommonService
from Model.models import Store_Meal
import traceback
from django.utils import timezone
from Object.TokenObject import TokenObject
from Object.ResponseObject import ResponseObject

'''
http://192.168.136.40:8077/meal/manage?operation=add&token=test&title=套餐A&price=$199&content=存7天&day=7&id=1
http://192.168.136.45:8077/meal/manage?operation=update&token=test&id=1&title=套餐A&price=$199&content=存3天&day=7
http://192.168.136.40:8077/meal/manage?operation=query&token=test&page=1&line=10
http://192.168.136.40:8077/meal/manage?operation=delete&token=test&id=1&id=2&id=3&id=4&id=5
'''


class MealManage(View):
    @method_decorator(csrf_exempt)
    def dispatch(self, *args, **kwargs):
        return super(MealManage, self).dispatch(*args, **kwargs)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        return self.validation(request_dict=request.GET)

    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        return self.validation(request_dict=request.POST)

    def validation(self, request_dict, *args, **kwargs):
        response = ResponseObject()
        token = request_dict.get('token', None)
        operation = request_dict.get('operation', None)
        if token is None:
            return response.json(309)
        tko = TokenObject(token)
        tko.valid()
        response.lang = tko.lang
        if tko.code != 0:
            return response.json(tko.code)
        userID = tko.userID
        if userID is None:
            return response.json(309)
        if operation == 'query':
            return self.query(request_dict, response)
        elif operation == 'add':
            return self.add(request_dict, userID, response)
        elif operation == 'update':
            return self.update(request_dict, userID, response)
        elif operation == 'delete':
            return self.delete(request_dict, userID, response)
        elif operation == 'find':
            return self.find(request_dict, userID, response)
        else:
            return response.json(444, 'operation')

    def add(self, request_dict, userID, response):
        own_perm = ModelService.check_permission(userID=userID, permID=40)
        if own_perm is not None:
            return response.json(404)
        title = request_dict.get('title', None)
        id = request_dict.get('id', None)
        price = request_dict.get('price', None)
        content = request_dict.get('content', None)
        day = request_dict.get('day', None)
        param_flag = CommonService.get_param_flag(data=[title, price, content])
        if param_flag is not True:
            return response.json(444)
        try:
            store_meal = Store_Meal(
                id=id,
                title=title,
                price=price,
                content=content,
                day=day,
            )
            store_meal.save()
        except Exception:
            errorInfo = traceback.format_exc()
            print(errorInfo)
            return response.json(500, {'details': errorInfo})
        else:
            if store_meal.id:
                return response.json(0, {
                    'id': store_meal.id,
                    'title': store_meal.title,
                    'price': store_meal.price,
                    'content': store_meal.content,
                    'day': store_meal.day,
                    'add_time': str(store_meal.add_time),
                    'update_time': str(store_meal.update_time)})


    def query(self, request_dict, response):
        page = int(request_dict.get('page', None))
        line = int(request_dict.get('line', None))
        if page is None or line is None:
            return response.json(444)
        queryset = Store_Meal.objects.all()
        if queryset.exists():
            count = queryset.count()
            res = queryset[(page - 1) * line:page * line]
            send_json = CommonService.qs_to_dict(res)
            send_json['count'] = count
            return response.json(0, send_json)
        return response.json(0)

    def update(self, request_dict, userID, response):
        own_perm = ModelService.check_permission(userID=userID, permID=30)
        if own_perm is True:
            id = request_dict.get('id', None)
            title = request_dict.get('title', None)
            price = request_dict.get('price', None)
            day = request_dict.get('day', None)
            content = request_dict.get('content', None)

            param_flag = CommonService.get_param_flag(
                data=[id, title, price, content, day])
            if param_flag is True:
                try:
                    store_meal = Store_Meal.objects.get(id=id)
                except Exception:
                    errorInfo = traceback.format_exc()
                    print(errorInfo)
                    return response.json(424, {'details': errorInfo})
                else:
                    if store_meal.id:
                        now_time = timezone.localtime(timezone.now())
                        print(now_time)
                        store_meal.title = title
                        store_meal.price = price
                        store_meal.content = content
                        store_meal.day = day
                        store_meal.save()
                        return response.json(0, {'update_id': store_meal.id,
                                                 'update_time': str(now_time)})
            else:
                return response.json(444)
        else:
            return response.json(404)

    def delete(self, request_dict, userID, response):
        own_perm = ModelService.check_permission(userID=userID, permID=10)
        if own_perm is True:
            id_list = request_dict.getlist('id', None)
            param_flag = CommonService.get_param_flag(data=[id_list])
            if param_flag is True:
                try:
                    for id in id_list:
                        Store_Meal.objects.filter(id=id).delete()
                except Exception as e:
                    errorInfo = traceback.format_exc()
                    print(errorInfo)
                    return response.json(424, {'details': repr(e)})
                else:
                    return response.json(0)
            else:
                return response.json(444)
        else:
            return response.json(404)

    def find(self, request_dict, userID, response):
        own_perm = ModelService.check_permission(userID=userID, permID=30)
        if own_perm is True:
            page = int(request_dict.get('page', None))
            line = int(request_dict.get('line', None))
            param_flag = CommonService.get_param_flag(data=[page, line])
            if param_flag is True:
                queryset = Store_Meal.objects.all()
                if queryset.exists():
                    count = queryset.count()
                    res = queryset[(page - 1) * line:page * line]
                    send_json = CommonService.qs_to_dict(res)
                    send_json['count'] = count
                    return response.json(0, send_json)
                return response.json(0)
            else:
                return response.json(444)
        else:
            return response.json(404)