466 lines
21 KiB
Python
466 lines
21 KiB
Python
import json
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from django.db import transaction, connection
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from django.db.models import Sum, Q
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from django.shortcuts import redirect, get_object_or_404
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from django.http import HttpResponse, HttpResponseBadRequest
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from django.views.decorators.http import require_POST
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from django.contrib.auth.models import User
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from django.contrib.auth.decorators import login_required, permission_required
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from persiantools.jdatetime import JalaliDate
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from persiantools import digits
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from ..models import (Customer, StoreRoom, Factor, FactorIteam, Product,
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ProductInStore, Article, Sarresid)
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from ._helpers import logger, _safe_int, _parse_jalali_date, _parse_timestamp, InventoryException
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@login_required(login_url='/panel/p_login/')
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def newFactor(request, c_id):
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prdsList = request.POST.get('prdsList', '')
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sarResidDate = request.POST.get('sarResidDate', None)
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pardakhti = request.POST.get('pardakhti', None)
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#return HttpResponse(pardakhti)
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if pardakhti:
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pardakhti=int(pardakhti)
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if pardakhti>=1:
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pass
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else:
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pardakhti = None
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#return HttpResponse(sarResidDate)
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try:
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sarResidDate = digits.fa_to_en(digits.ar_to_fa(sarResidDate))
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#return HttpResponse(sarResidDate)
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sarResidDate = sarResidDate.split("/")
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#return HttpResponse(sarResidDate[2])
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sarResidDate = JalaliDate(int(sarResidDate[0]), int(sarResidDate[1]), int(sarResidDate[2])).to_gregorian()
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#return HttpResponse(sarResidDate)
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except:
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sarResidDate = None
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#return HttpResponse(sarResidDate[1])
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#sarResidDate = JalaliDate(sarResidDate[0], sarResidDate[1], sarResidDate[2]).to_gregorian()
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payType = request.POST.get('payType', '')
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FactorDate = request.POST.get('FactorDate', '')
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FactorType = request.POST.get('FactorType', '')
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FactorDesc = request.POST.get('FactorDesc', '')
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Factorfail = False
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customerObj=Customer.objects.get(id=c_id)
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storeUser = StoreRoom.objects.get(user__id=request.user.id)
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import json
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prdsList = json.loads(prdsList)
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sum_price = 0
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for prd in prdsList:
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if prd['garanty_Esh'] == ' ' or prd['garanty_Esh'] == '' or prd['garanty_Esh'] == None:
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sum_price += prd['prd_count'] * prd['price']
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#return HttpResponse(prd_code)
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try:
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newFactor = Factor()
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newFactor.customer= customerObj
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newFactor.amount = sum_price
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if payType in ('naghd', 'kartKhan', 'cardToCard'):
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newFactor.pay_status = 'paid'
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else:
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newFactor.pay_status = 'unpaid'
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newFactor.FactorType = FactorType
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newFactor.PayType = payType
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newFactor.desc = FactorDesc
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if sarResidDate != None:
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newFactor.deadline = sarResidDate
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newFactor.user = User.objects.get(id=request.user.id)
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newFactor.save()
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except:
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try:
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Factorfail=True
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newFactor.delete()
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except:
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pass
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if Factorfail != True:
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#accFactor To article
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is_naghd = False
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articleHesabDari = Article()
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articleHesabDari.debit = newFactor.amount
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articleHesabDari.credit = 0
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articleHesabDari.customer = customerObj
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articleHesabDari.factor = newFactor
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if payType in ('naghd', 'kartKhan', 'cardToCard'):
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is_naghd = True
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articleHesabDari.type = payType
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articleHesabDari.desc = str(FactorType) + " " + str(customerObj.name_family) + " طی فاکتور شماره: " + str(newFactor.id)
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articleHesabDari.save()
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if is_naghd:
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articleHesabDari2 = Article()
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articleHesabDari2.debit = 0
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articleHesabDari2.credit = newFactor.amount
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articleHesabDari2.customer = customerObj
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articleHesabDari2.type = payType
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articleHesabDari2.factor = newFactor
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articleHesabDari2.desc = str(FactorType) + " " + str(customerObj.name_family) + " تسویه نقدی فاکتور شماره: " + str(newFactor.id)
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articleHesabDari2.save()
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elif pardakhti != None and pardakhti!='' and pardakhti != ' ':
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articleHesabDari2 = Article()
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articleHesabDari2.debit = 0
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articleHesabDari2.credit = pardakhti
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articleHesabDari2.customer = customerObj
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articleHesabDari2.type = payType
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articleHesabDari2.factor = newFactor
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articleHesabDari2.desc = str(customerObj.name_family) + " پرداخت نقد در محل برا فاکتور " + str(newFactor.id)
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articleHesabDari2.save()
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for prd in prdsList:
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try:
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fIteams = FactorIteam()
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fIteams.factor = newFactor
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if prd['prd_id'] == 9999:
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Gproduct = None
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fIteams.product = Gproduct
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fIteams.product_name = prd['product_name']
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fIteams.num = prd['prd_count']
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fIteams.amount = int(prd['priceKol'])
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else:
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Gproduct = Product.objects.get(id=prd['prd_id'])
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fIteams.product = Gproduct
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fIteams.product_name = Gproduct.product_name
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fIteams.num = prd['prd_count']
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fIteams.amount = prd['prd_count'] * Gproduct.product_price
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fIteams.garantyEsh = prd['garanty_Esh']
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fIteams.save()
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except:
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Factorfail = True
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newFactor.delete()
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break
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if Factorfail != True:
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for prd in prdsList:
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if prd['prd_id'] != 9999:
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pInStore = ProductInStore()
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sRoom = storeUser
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productO = Product.objects.get(id=prd['prd_id'])
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pInStore.StoreRoom = sRoom
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pInStore.Product = productO
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pInStore.factor = newFactor
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productS_in = ProductInStore.objects.filter(Product=productO, StoreRoom=sRoom, year=1400).aggregate(Sum('s_in'))['s_in__sum']
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productS_out = ProductInStore.objects.filter(Product=productO, StoreRoom=sRoom, year=1400).aggregate(Sum('s_out'))['s_out__sum']
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mojodi_prd = productS_in - productS_out
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if mojodi_prd >= prd['prd_count']:
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pInStore.s_out = prd['prd_count']
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if prd['garanty_Esh'] != ' ' and prd['garanty_Esh'] != '' and prd['garanty_Esh'] != None:
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pInStore.desc = "خروج: " + str(prd['prd_count']) + "#"+str(prd['garanty_Esh'])+ "#" + str(customerObj.name_family) + " * " + str(request.user.first_name) + " " + str(request.user.last_name)
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else:
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pInStore.desc = "خروج: " + str(prd['prd_count']) + "#فروش" + "#" + str(customerObj.name_family) + " * " + str(request.user.first_name) + " " + str(request.user.last_name)
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pInStore.save()
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else:
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return HttpResponse("موجودی کافی نیست، موجودی فعلی: "+ str(mojodi_prd))
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return redirect('/panel/customer/'+str(c_id)+'/factors/')
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@login_required(login_url='/panel/p_login/')
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def newFactor2(request, c_id):
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if request.method != 'POST':
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return HttpResponseBadRequest("متد ارسالی باید POST باشد.")
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user_op = request.user
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try:
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prds_list = json.loads(request.POST.get('prdsList') or '[]')
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json_pardakht_ha = json.loads(request.POST.get('PardakhtHa') or '{}')
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except json.JSONDecodeError:
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return HttpResponseBadRequest("فرمت دادههای ارسالی JSON نامعتبر است.")
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factor_type = request.POST.get('FactorType', '')
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factor_desc = request.POST.get('FactorDesc', '')
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sar_resid_date = _parse_jalali_date(request.POST.get('sarResidDate'))
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customer_obj = get_object_or_404(Customer, id=c_id)
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store_room = get_object_or_404(StoreRoom, owners=user_op)
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# رفع مشکل متنی/عددی در استخراج شناسه کالاها
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product_ids = []
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for item in prds_list:
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p_id = item.get('prd_id')
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if p_id and _safe_int(p_id) != 9999:
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product_ids.append(_safe_int(p_id))
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products_by_id = {p.id: p for p in Product.objects.filter(id__in=product_ids)}
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sum_price = sum(
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_safe_int(item.get('prd_count')) * _safe_int(item.get('price'))
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for item in prds_list
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if not str(item.get('garanty_Esh', '')).strip()
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)
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try:
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with transaction.atomic():
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new_factor = Factor.objects.create(
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customer=customer_obj,
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amount=sum_price,
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FactorType=factor_type,
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desc=factor_desc,
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deadline=sar_resid_date,
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user=user_op
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)
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Article.objects.create(
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debit=sum_price,
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credit=0,
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customer=customer_obj,
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factor=new_factor,
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desc=f"{customer_obj.name_family} فاکتور شماره: {new_factor.id}",
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user=user_op
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)
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payment_map = {
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'l_naghd': 'نقد',
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'l_kartbekart': 'کارت به کارت',
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'l_kartKhan': 'کارت خوان',
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'l_takhfif': 'تخفیف'
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}
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for key, amount_raw in json_pardakht_ha.items():
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amount = _safe_int(amount_raw)
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if amount <= 0:
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continue
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if key in payment_map:
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nahve_pardakht = payment_map[key]
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Article.objects.create(
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debit=0,
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credit=amount,
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customer=customer_obj,
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factor=new_factor,
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desc=f"{nahve_pardakht} {customer_obj.name_family} فاکتور شماره: {new_factor.id}",
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nahvePardakht=nahve_pardakht,
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payStatus="true",
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user=user_op
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)
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elif key in ['l_nesiye', 'l_checkPrice']:
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is_nesiye = (key == 'l_nesiye')
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type_str = 'nesiye' if is_nesiye else 'check'
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ts_key = 'l_nesiyeSarResid' if is_nesiye else 'l_checkPriceSarResid'
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sar_resid_dt = _parse_timestamp(json_pardakht_ha.get(ts_key))
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Sarresid.objects.create(
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customer=customer_obj,
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price=amount,
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payStatus="false",
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type=type_str,
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user=user_op,
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factor=new_factor,
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sarresidDT=sar_resid_dt
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)
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factor_items_pool = []
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user_fullname = f"{user_op.first_name} {user_op.last_name}".strip() or user_op.username
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for item in prds_list:
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# تبدیل امن شناسه به عدد
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prd_id = _safe_int(item.get('prd_id'))
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prd_count = _safe_int(item.get('prd_count'))
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garanty_esh = item.get('garanty_Esh', '')
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if prd_id == 9999:
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factor_items_pool.append(FactorIteam(
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factor=new_factor,
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product=None,
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product_name=item.get('product_name', ''),
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num=prd_count,
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amount=_safe_int(item.get('priceKol')),
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garantyEsh=garanty_esh
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))
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else:
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product_obj = products_by_id.get(prd_id)
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if not product_obj:
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raise InventoryException(f"خطا در دریافت محصول: محصولی با شناسه {prd_id} در سیستم وجود ندارد.")
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factor_items_pool.append(FactorIteam(
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factor=new_factor,
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product=product_obj,
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product_name=product_obj.product_name,
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num=prd_count,
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amount=prd_count * _safe_int(product_obj.product_price),
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garantyEsh=garanty_esh
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))
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FactorIteam.objects.bulk_create(factor_items_pool, batch_size=500)
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# فرآیند کسر از انبار (Enterprise Level)
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for item in prds_list:
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prd_id = _safe_int(item.get('prd_id'))
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if prd_id == 9999:
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continue
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prd_count = _safe_int(item.get('prd_count'))
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garanty_esh = item.get('garanty_Esh', '')
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product_obj = products_by_id.get(prd_id)
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if not product_obj:
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continue
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# ۱. کوئری پایه
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qs = ProductInStore.objects.filter(
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Product=product_obj,
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StoreRoom=store_room,
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year=1400
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)
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# ۲. قفل دیتابیس هوشمند و سازگار با تمام پایگاههای داده
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if connection.features.has_select_for_update:
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qs = qs.select_for_update()
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# ۳. بارگذاری امن در رم برای جلوگیری از خطای Aggregate در دیتابیس قفلشده
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locked_records = list(qs)
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# ۴. محاسبه دقیق و پرسرعت در پایتون
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total_in = sum(rec.s_in for rec in locked_records if rec.s_in)
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total_out = sum(rec.s_out for rec in locked_records if rec.s_out)
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mojodi_prd = total_in - total_out
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if mojodi_prd < prd_count:
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# استفاده از متن دقیق خطای قبلی جهت حفظ سازگاری با فرانتاند
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raise InventoryException(f"موجودی کافی نیست، موجودی فعلی {product_obj.product_name}: {mojodi_prd}")
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# ۵. تشخیص نوع تراکنش برای سیستم گزارشگیری جدید انبار
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if garanty_esh and str(garanty_esh).strip():
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desc_text = f"خروج: {prd_count}#{garanty_esh}#{customer_obj.name_family} * {user_fullname}"
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if "اشانتیون" in str(garanty_esh):
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m_type = ProductInStore.MovementType.PROMOTION
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else:
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m_type = ProductInStore.MovementType.WARRANTY
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else:
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desc_text = f"خروج: {prd_count}#فروش#{customer_obj.name_family} * {user_fullname}"
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m_type = ProductInStore.MovementType.SALE
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# ۶. ثبت تراکنش خروجی انبار
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ProductInStore.objects.create(
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StoreRoom=store_room,
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Product=product_obj,
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factor=new_factor,
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s_out=prd_count,
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desc=desc_text,
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movement_type=m_type, # ثبت ساختاریافته نوع خروج برای سرعت در گزارشگیری
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year=1400
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)
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except InventoryException as e:
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return HttpResponse(str(e), status=400)
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except Exception as e:
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logger.error(f"Error creating factor for customer {c_id}: {str(e)}", exc_info=True)
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return HttpResponse("خطایی غیرمنتظره در سرور رخ داد. اطلاعات ذخیره نشد.", status=500)
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return redirect(f'/panel/customer/{c_id}/factors/')
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@login_required(login_url='/panel/p_login/')
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@permission_required('admin_panel.DelFactor', raise_exception=True)
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@require_POST
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def FactorDel(request, c_id, f_id):
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customer_obj = get_object_or_404(Customer, id=c_id)
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factor_initial = get_object_or_404(Factor, id=f_id, customer=customer_obj)
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if factor_initial.pay_status == 'cancell' or not factor_initial.is_active:
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return HttpResponseBadRequest("این فاکتور قبلاً باطل یا برگشت داده شده است.")
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user_fullname = f"{request.user.first_name} {request.user.last_name}".strip() or request.user.username
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cancel_reason = request.POST.get('cancel_reason', 'error')
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payment_action = request.POST.get('payment_action', 'keep')
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if cancel_reason == 'return':
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reason_text = "برگشت از فروش (مرجوعی مشتری)"
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inv_movement = ProductInStore.MovementType.RETURN
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else:
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reason_text = "اصلاح خطای کاربری"
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inv_movement = ProductInStore.MovementType.ERROR_CORRECTION
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try:
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with transaction.atomic():
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if connection.features.has_select_for_update:
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factor = Factor.objects.select_for_update().get(pk=factor_initial.pk)
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else:
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factor = Factor.objects.get(pk=factor_initial.pk)
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if factor.pay_status == 'cancell' or not factor.is_active:
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return HttpResponseBadRequest("خطای همزمانی: این فاکتور در لحظه فرستادن درخواست باطل شده بود.")
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factor.is_active = False
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factor.pay_status = 'cancell'
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factor.save(update_fields=['is_active', 'pay_status'])
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# واکشی اسناد پرداخت قبل از ایجاد سند جدید (جلوگیری از باگ تکرار سند)
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payments_to_reverse = []
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if payment_action == 'reverse' or cancel_reason == 'error':
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payments_to_reverse = list(Article.objects.filter(
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Q(debit=0) | Q(debit__isnull=True),
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factor=factor,
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credit__gt=0
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))
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# ۱. صدور سند معکوس مالی برای کل مبلغ فاکتور
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factor_amount = int(factor.amount or 0)
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if factor_amount > 0:
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Article.objects.create(
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debit=0,
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credit=factor_amount,
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customer=customer_obj,
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factor=factor,
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type=factor.PayType,
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desc=f"برگشت از فروش و ابطال فاکتور شماره {factor.id} (مرجوعی کالا توسط مشتری) - کاربر: {user_fullname}" if cancel_reason == 'return' else f"اصلاح خطای سیستم: ابطال فاکتور اشتباه شماره {factor.id} (بدون جابجایی واقعی کالا) - کاربر: {user_fullname}",
|
||
user=request.user,
|
||
payStatus="true"
|
||
)
|
||
|
||
# ۲. خنثی کردن پرداختهای اولیه فاکتور
|
||
for p in payments_to_reverse:
|
||
Article.objects.create(
|
||
debit=p.credit,
|
||
credit=0,
|
||
customer=customer_obj,
|
||
factor=factor,
|
||
type=p.type,
|
||
nahvePardakht=p.nahvePardakht,
|
||
desc=f"عودت وجه پرداخت شده / ابطال رسید فاکتور {factor.id} (به دلیل مرجوعی کالا) - کاربر: {user_fullname}" if cancel_reason == 'return' else f"اصلاح خطای سیستم: ابطال رسید پرداخت فاکتور اشتباه شماره {factor.id} - کاربر: {user_fullname}",
|
||
user=request.user,
|
||
payStatus="true"
|
||
)
|
||
|
||
# ۳. 🛠️ اصلاح انبار (حل باگ عدم تغییر موجودی سیستم)
|
||
stock_movements = list(ProductInStore.objects.filter(factor=factor, s_out__gt=0))
|
||
|
||
for movement in stock_movements:
|
||
pInStore = ProductInStore(
|
||
StoreRoom=movement.StoreRoom,
|
||
Product=movement.Product,
|
||
factor=factor,
|
||
s_in=movement.s_out, # برگرداندن تعداد کسر شده به ستون ورودی
|
||
s_out=0,
|
||
year=movement.year, # 💡 فیکس قطعی: استفاده دقیق از سال مالی تراکنش اصلی (۱۴۰۰) جهت همخوانی با توابع سیستم
|
||
desc=f"ورود به انبار بابت برگشت از فروش کالا (فاکتور {factor.id}) - کاربر: {user_fullname}" if cancel_reason == 'return' else f"ورود به انبار بابت اصلاح خطای ثبت فاکتور {factor.id} - کاربر: {user_fullname}",
|
||
movement_type=inv_movement
|
||
)
|
||
pInStore.save() # فراخوانی متد save مدل شما که محاسبات تاریخچه و موجودی لحظهای را انجام میدهد
|
||
|
||
# ۴. ابطال اقساط و سررسیدهای پاس نشده
|
||
Sarresid.objects.filter(factor=factor, payStatus="false").update(
|
||
payStatus="cancell",
|
||
desc=f"ابطال بابت {reason_text} فاکتور {factor.id}"
|
||
)
|
||
|
||
logger.info(f"Factor {factor.id} successfully cancelled. Reason: {cancel_reason}, Payment: {payment_action}")
|
||
|
||
except Exception as e:
|
||
logger.error(f"Critical error in FactorDel for factor {f_id}: {str(e)}", exc_info=True)
|
||
return HttpResponse("خطای سیستمی در فرآیند ابطال و صدور اسناد اصلاحی رخ داد.", status=500)
|
||
|
||
return redirect('admin_panel:customerFactors', c_id=c_id)
|