import re from collections import defaultdict, Counter from copy import deepcopy from django.contrib import auth, messages from django.contrib.auth import logout from django.contrib.auth.decorators import login_required from django.db.models import Sum, F, FloatField, Count, Q from django.db.models.functions import Coalesce from django.http import HttpResponse from django.shortcuts import render, redirect from django.utils.decorators import method_decorator import django.utils.timezone as timezone from django.views import View from django.db import connection # Create your views here. from apps.tasks.models import Todo, Task from apps.tasks.forms import TodoForm from apps.users.models import User from . import my_query from functools import reduce import pandas as pd class IndexView(View): # TODO 解决系统时间变化，日期不刷新的问题 # https://stackoverflow.com/questions/63072235/django-localdate-doesnt-return-correct-date # https://stackoverflow.com/questions/13225890/django-default-timezone-now-saves-records-using-old-time @method_decorator(login_required) def get(self, request, year=timezone.now().year, month=timezone.now().month): # 建立username和真实姓名的对应字典，并在工作量计算完成后插入结果集 user_info = User.objects.filter(department=request.user.department)\ .values_list('username', 'real_name') user_name = {} for user in user_info: user_name[user[0]] = user[1] # print(user_name) # 以用户表查询，按用户列出所参与承办、协办任务，并在之后按用户名分组合并。 main_credit = User.objects.filter(department=request.user.department, main_executor__deadline__year=year, main_executor__deadline__month=month)\ .annotate(main_count=Count('main_executor'))\ .order_by('username')\ .values('username', 'main_executor', 'main_executor__predict_work', 'main_executor__real_work', 'main_executor__evaluate_factor', 'main_count') # 这里的annotate不知会不会有问题 sub_count = Todo.objects.filter(sub_executor__department=request.user.department, deadline__year=year, deadline__month=month) \ .annotate(sub_count=Count('sub_executor')).values('id', 'sub_count') sub_credit = User.objects.filter(department=request.user.department, sub_executor__deadline__year=year, sub_executor__deadline__month=month) \ .order_by('username') \ .values('username', 'real_name', 'sub_executor', 'sub_executor__predict_work', 'sub_executor__real_work', 'sub_executor__evaluate_factor') # 构建工作包id对应协办人人数的字典 sub_exe_count = {} for i in sub_count: key = i['id'] value = i['sub_count'] sub_exe_count[key] = value # print(sub_exe_count) # 计算每个承办任务的预计、实际工作量，并插入字典 for i in main_credit: i['main_pre_cal'] = i['main_executor__predict_work'] * i['main_executor__evaluate_factor'] i['main_real_cal'] = i['main_executor__real_work'] * i['main_executor__evaluate_factor'] # print(i) # print(str(i['sub_executor'])) # 将协办任务对应的人数插入，计算每个协办任务的预计、实际工作量，并插入字典 for i in sub_credit: sub_todo_id = i['sub_executor'] i['sub_exe_count'] = sub_exe_count[sub_todo_id] i['sub_pre_cal'] = i['sub_executor__predict_work'] * (1 - i['sub_executor__evaluate_factor']) / i['sub_exe_count'] i['sub_real_cal'] = i['sub_executor__real_work'] * (1 - i['sub_executor__evaluate_factor']) / i['sub_exe_count'] i['sub_count'] = 1 # 用于帮助累加程序计算每个用户的协办任务数量， sub_exe_count会返回此协办任务的协办人数，在累加时导致计算错误 # print(i) # print(str(i['sub_executor'])) # 用于按用户名合并任务，会对指定字段进行累加，类似GROUP BY(SUM)，但会丢失无需计算的部分，因此之前需要单独构建姓名字典 def solve(dataset, group_by_key, sum_value_keys): dic = defaultdict(Counter) for item in dataset: key = item[group_by_key] vals = {k: item[k] for k in sum_value_keys} dic[key].update(vals) return dic main_credit = solve(main_credit, 'username', ['main_pre_cal', 'main_real_cal', 'main_count']) main_credit = dict(main_credit) sub_credit = solve(sub_credit, 'username', ['sub_pre_cal', 'sub_real_cal', 'sub_count']) sub_credit = dict(sub_credit) total_credit = deepcopy(main_credit) # 按用户名合并承办与协办任务字典 for key in sub_credit.keys(): if key in total_credit: total_credit[key].update(sub_credit[key]) else: total_credit[key] = sub_credit[key] # print(total_credit['admin']['sub_pre_cal']) # 根据字典内容，计算总工作量 for key, value in total_credit.items(): # print(value) value['pre_cal'] = value['sub_pre_cal'] + value['main_pre_cal'] value['real_cal'] = value['sub_real_cal'] + value['main_real_cal'] value['real_name'] = user_name[key] # total_credit = dict(main_credit.items() + sub_credit.items()) # for value in sub_credit.values(): # dict(value) # print(sub_credit) # # new_pair = {} # for doc, tab in sub_credit.items(): # new_pair[doc] = {} # for word, freq in tab.items(): # new_pair[doc][word] = freq # print(new_pair) # return HttpResponse(str(main_credit)+str(sub_credit)) # 若total_credit为空，不进行以下操作，避免err if total_credit: current_user = total_credit[request.user.username] # 累加该部门各个用户的工作量，计算部门工作量 department_cal = {} temp_pre = [] depart_pre, depart_real, depart_count = 0, 0, 0 for username, value in total_credit.items(): print(username) print(value['pre_cal']) depart_pre = depart_pre + value['pre_cal'] depart_real = depart_real + value['real_cal'] depart_count = depart_count + value['main_count'] temp_pre.append(value['pre_cal']) department_cal['pre_cal'] = depart_pre department_cal['real_cal'] = depart_real department_cal['depart_count'] = depart_count department_cal['pre_avg'] = department_cal['pre_cal'] / len(total_credit) department_cal['real_avg'] = department_cal['real_cal'] / len(total_credit) else: department_cal, current_user = {}, {} # 为页面提供日期信息 date = str(year) + '年' + str(month) + '月' # return HttpResponse(str(total_credit) + '\n' + str(department_cal)) context = {'date': date, 'users_data': total_credit, 'department_cal': department_cal, 'current_user': current_user} return render(request, 'tasks/index.html', context) class TodoListView(View): @method_decorator(login_required) def get(self, request, year=timezone.now().year, month=timezone.now().month): my_todo = Todo.objects.filter(main_executor=request.user, deadline__year=year, deadline__month=month) my_sub_todo = Todo.objects.filter(sub_executor=request.user, deadline__year=year, deadline__month=month) date = str(year) + '年' + str(month) + '月' context = {'my_todo': my_todo, 'my_sub_todo': my_sub_todo, 'date': date} return render(request, 'tasks/todolist.html', context) class GroupTodoList(View): @method_decorator(login_required) def get(self, request, year=timezone.now().year, month=timezone.now().month): group_todo = Todo.objects.filter(main_executor__department=request.user.department, deadline__year=year, deadline__month=month).order_by('related_task_id', 'deadline') date = str(year) + '年' + str(month) + '月' context = {'group_todo': group_todo, 'date': date} return render(request, 'tasks/group_todolist.html', context) class TaskListView(View): @method_decorator(login_required) def get(self, request): tasks = Task.objects.filter(department=request.user.department).order_by('task_id') context = {'tasks': tasks} return render(request, 'tasks/tasklist.html', context) class UserLoginView(View): def get(self, request): return render(request, 'tasks/login.html') def post(self, request): username = request.POST.get('username') password = request.POST.get('password') user = auth.authenticate(username=username, password=password) if user: auth.login(request, user) messages.success(request, 'hh') return redirect('tasks:index') else: return redirect('tasks:index') class UserLogoutView(View): def get(self, request): logout(request) return redirect('tasks:index') class TodoEntryView(View): def get(self, request, pk): todo_detail = Todo.objects.get(id=pk) form = TodoForm(instance=todo_detail) context = {'todo_detail': todo_detail, 'form': form} return render(request, 'tasks/todo.html', context) def post(self, request, pk): todo_detail = Todo.objects.get(id=pk) form = TodoForm(instance=todo_detail, data=request.POST) if form.is_valid(): form.save() return redirect('tasks:todolist') # return redirect('tasks:todo_detail', pk=pk) class AboutView(View): def get(self, request): return render(request, 'tasks/about.html')