315 lines
13 KiB
Python
315 lines
13 KiB
Python
from django.db import models
|
|
from django.db.models import Sum
|
|
from django.db.models.signals import post_save, post_delete
|
|
from django.dispatch import receiver
|
|
from django.db import transaction # اصلاح فیکس خطای تراکنش
|
|
from django.contrib.auth.models import User
|
|
from django.contrib.auth import get_user_model
|
|
|
|
userModel = get_user_model()
|
|
|
|
|
|
# اصلاح مدل کاربر: تبدیل به پروفایل برای حفظ امنیت و اتصال به سیستم پیش‌فرض جنگو
|
|
class UserProfile(models.Model):
|
|
UserTypeList = [
|
|
('admin', 'admin'),
|
|
('office', 'office'),
|
|
('operator', 'operator'),
|
|
]
|
|
user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='profile')
|
|
user_type = models.CharField(max_length=10, choices=UserTypeList)
|
|
name_family = models.CharField(max_length=200)
|
|
create_date = models.DateTimeField(auto_now_add=True)
|
|
|
|
def __str__(self):
|
|
return f"{self.user.username} ({self.user_type})"
|
|
|
|
|
|
class Customer(models.Model):
|
|
class Meta:
|
|
permissions = [
|
|
("AddCustomer", "AddCustomer"),
|
|
("DelCustomer", "DelCustomer"),
|
|
("EditCustomer", "EditCustomer"),
|
|
("ViewCustomer", "ViewCustomer")
|
|
]
|
|
name_family = models.CharField(max_length=200)
|
|
address = models.CharField(max_length=200)
|
|
phone1 = models.CharField(max_length=20, default='')
|
|
phone2 = models.CharField(max_length=20, default='', null=True, blank=True)
|
|
phone3 = models.CharField(max_length=20, default='', null=True, blank=True)
|
|
idCode = models.CharField(max_length=20, default='', null=True, blank=True)
|
|
installDate = models.DateField(auto_now_add=True)
|
|
create_date = models.DateTimeField(auto_now_add=True)
|
|
last_bazdid_dt = models.DateTimeField(null=True, blank=True)
|
|
laghv_bazdid = models.BooleanField(null=True, blank=True, default=False)
|
|
|
|
def __str__(self):
|
|
return self.name_family
|
|
|
|
|
|
class PhoneNumber(models.Model):
|
|
customer = models.ForeignKey(Customer, on_delete=models.CASCADE)
|
|
phone_number = models.CharField(max_length=11)
|
|
|
|
|
|
class StoreRoom(models.Model):
|
|
class Meta:
|
|
permissions = [
|
|
("ViewStore", "ViewStore"),
|
|
("AddStore", "AddStore"),
|
|
("EditStore", "EditStore"),
|
|
("DelStore", "DelStore")
|
|
]
|
|
store_name = models.CharField(max_length=200)
|
|
user = models.ManyToManyField(User, blank=True)
|
|
|
|
def __str__(self):
|
|
return self.store_name
|
|
|
|
|
|
class ProductCategory(models.Model):
|
|
category_name = models.CharField(max_length=50)
|
|
|
|
def __str__(self):
|
|
return self.category_name
|
|
|
|
|
|
class Product(models.Model):
|
|
class Meta:
|
|
permissions = [
|
|
("ViewProduct", "ViewProduct"),
|
|
]
|
|
ProductCategory = models.ForeignKey(ProductCategory, on_delete=models.CASCADE)
|
|
product_name = models.CharField(max_length=50)
|
|
product_price = models.IntegerField()
|
|
year = models.IntegerField(default=1400)
|
|
createdDT = models.DateTimeField(auto_now_add=True)
|
|
changeDT = models.DateTimeField(auto_now=True)
|
|
|
|
def __str__(self):
|
|
return self.product_name
|
|
|
|
|
|
class Factor(models.Model):
|
|
class Meta:
|
|
permissions = [
|
|
("ViewFactor", "ViewFactor"),
|
|
("DelFactor", "DelFactor"),
|
|
("EditFactor", "EditFactor"),
|
|
("AddFactor", "AddFactor")
|
|
]
|
|
customer = models.ForeignKey(Customer, on_delete=models.CASCADE)
|
|
create_date = models.DateTimeField(auto_now_add=True)
|
|
amount = models.IntegerField()
|
|
discount = models.IntegerField(null=True, blank=True)
|
|
deadline = models.DateTimeField(null=True, blank=True)
|
|
desc = models.CharField(max_length=100, default='')
|
|
user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True)
|
|
statusList = [
|
|
('unpaid', 'unpaid'),
|
|
('paid', 'paid'),
|
|
('cancell', 'cancell'),
|
|
]
|
|
pay_status = models.CharField(max_length=10, choices=statusList, default='')
|
|
FactorTypeList = [
|
|
('Nasb', 'Nasb'),
|
|
('Khadamat', 'Khadamat'),
|
|
('Garranty', 'Garranty'),
|
|
]
|
|
FactorType = models.CharField(max_length=10, choices=FactorTypeList, default='')
|
|
PayTypeList = [
|
|
('naghd', 'naghd'),
|
|
('cardToCard', 'cardToCard'),
|
|
('kartKhan', 'kartKhan'),
|
|
('nesiye', 'nesiye'),
|
|
('check', 'check'),
|
|
]
|
|
PayType = models.CharField(max_length=30, choices=PayTypeList, default='')
|
|
|
|
|
|
# --- مدل اصلاح شده انبار با کارایی فوق‌العاده بالا ---
|
|
class ProductInStore(models.Model):
|
|
StoreRoom = models.ForeignKey(StoreRoom, on_delete=models.CASCADE)
|
|
Product = models.ForeignKey(Product, on_delete=models.CASCADE)
|
|
s_in = models.IntegerField(default=0)
|
|
s_out = models.IntegerField(default=0)
|
|
|
|
# اضافه شدن این فیلد دیتابیسی، نیاز به کوئری‌های سنگین در تمپلیت را صفر می‌کند
|
|
current_stock_at_time = models.IntegerField(default=0, help_text="موجودی انبار در لحظه این تراکنش")
|
|
|
|
desc = models.CharField(max_length=50, default='')
|
|
year = models.IntegerField(default=1400)
|
|
createdDT = models.DateTimeField(auto_now_add=True)
|
|
changeDT = models.DateTimeField(auto_now=True)
|
|
factor = models.ForeignKey(Factor, on_delete=models.CASCADE, null=True, blank=True)
|
|
|
|
def __str__(self):
|
|
return f"{self.Product.product_name} - In: {self.s_in} Out: {self.s_out}"
|
|
|
|
|
|
class ProductStockHistory(models.Model):
|
|
store_room = models.ForeignKey(StoreRoom, on_delete=models.CASCADE, related_name='stock_histories')
|
|
product = models.ForeignKey(Product, on_delete=models.CASCADE, related_name='stock_histories')
|
|
quantity_changed = models.IntegerField(help_text="مقدار تغییر یافته (مثبت برای ورود، منفی برای خروج)")
|
|
current_stock = models.IntegerField(help_text="موجودی کل انبار در این لحظه")
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
desc = models.CharField(max_length=255, blank=True, null=True)
|
|
|
|
class Meta:
|
|
ordering = ['-created_at']
|
|
|
|
def __str__(self):
|
|
return f"{self.product.product_name} in {self.store_room.store_name} - Stock: {self.current_stock}"
|
|
|
|
|
|
# تابع کمکی بهینه‌سازی شده برای محاسبه و ثبت همزمان در تراکنش و تاریخچه
|
|
def recalculate_and_log_stock(store_room, product, change_amount, description, current_instance=None):
|
|
with transaction.atomic():
|
|
# قفل کردن ردیف‌ها برای همزمانی ایمن
|
|
qs = ProductInStore.objects.filter(StoreRoom=store_room, Product=product).select_for_update()
|
|
|
|
totals = qs.aggregate(
|
|
total_in=Sum('s_in'),
|
|
total_out=Sum('s_out')
|
|
)
|
|
|
|
total_in = totals['total_in'] or 0
|
|
total_out = totals['total_out'] or 0
|
|
current_stock = total_in - total_out
|
|
|
|
# اگر این تابع از سمت سِیو تراکنش صدا زده شده، فیلد لحظه‌ای آن را پر سرعتمان آپدیت می‌کنیم
|
|
if current_instance:
|
|
ProductInStore.objects.filter(pk=current_instance.pk).update(current_stock_at_time=current_stock)
|
|
|
|
# ثبت ردیف در جدول تاریخچه کل
|
|
ProductStockHistory.objects.create(
|
|
store_room=store_room,
|
|
product=product,
|
|
quantity_changed=change_amount,
|
|
current_stock=current_stock,
|
|
desc=description
|
|
)
|
|
|
|
|
|
@receiver(post_save, sender=ProductInStore)
|
|
def update_stock_history_on_save(sender, instance, created, **kwargs):
|
|
if created:
|
|
change = instance.s_in - instance.s_out
|
|
recalculate_and_log_stock(
|
|
store_room=instance.StoreRoom,
|
|
product=instance.Product,
|
|
change_amount=change,
|
|
description=instance.desc or "ثبت تراکنش جدید انبار",
|
|
current_instance=instance
|
|
)
|
|
else:
|
|
recalculate_and_log_stock(
|
|
store_room=instance.StoreRoom,
|
|
product=instance.Product,
|
|
change_amount=0,
|
|
description=f"ویرایش تراکنش قبلی: {instance.desc}",
|
|
current_instance=instance
|
|
)
|
|
|
|
|
|
@receiver(post_delete, sender=ProductInStore)
|
|
def update_stock_history_on_delete(sender, instance, **kwargs):
|
|
recalculate_and_log_stock(
|
|
store_room=instance.StoreRoom,
|
|
product=instance.Product,
|
|
change_amount=-(instance.s_in - instance.s_out),
|
|
description=f"حذف تراکنش قبلی انبار: {instance.desc}"
|
|
)
|
|
|
|
|
|
# --- ادامه مدل‌های سیستم شما بدون تغییر بسامدی ---
|
|
|
|
class FactorIteam(models.Model): # پیشنهاد: در آینده املای نام این کلاس را به FactorItem اصلاح کنید
|
|
factor = models.ForeignKey(Factor, on_delete=models.CASCADE)
|
|
product = models.ForeignKey(Product, on_delete=models.CASCADE, null=True, blank=True)
|
|
product_name = models.CharField(max_length=200, default='')
|
|
num = models.IntegerField()
|
|
amount = models.IntegerField()
|
|
garantyEsh = models.CharField(max_length=100, default='', null=True, blank=True)
|
|
|
|
|
|
class VisitQueue(models.Model):
|
|
customer = models.ForeignKey(Customer, on_delete=models.CASCADE)
|
|
dateTime = models.DateTimeField()
|
|
statusList = [
|
|
('waiting', 'waiting'),
|
|
('finish', 'finish'),
|
|
('cancell', 'cancell'),
|
|
]
|
|
status = models.CharField(max_length=10, choices=statusList, default='waiting')
|
|
user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True)
|
|
GradeList = [
|
|
('3', '3'),
|
|
('2', '2'),
|
|
('1', '1'),
|
|
]
|
|
grade = models.CharField(max_length=1, choices=GradeList)
|
|
grade_desc = models.CharField(max_length=200)
|
|
|
|
|
|
class ArticleType(models.Model):
|
|
name = models.CharField(max_length=50)
|
|
|
|
|
|
class Article(models.Model):
|
|
class Meta:
|
|
permissions = [
|
|
("ViewReportMali", "ViewReportMali")
|
|
]
|
|
debit = models.IntegerField(null=True, blank=True)
|
|
credit = models.IntegerField(null=True, blank=True)
|
|
customer = models.ForeignKey(Customer, on_delete=models.CASCADE, null=True, blank=True)
|
|
factor = models.ForeignKey(Factor, on_delete=models.CASCADE, null=True, blank=True)
|
|
type = models.CharField(max_length=50, null=True, blank=True)
|
|
typePy = models.CharField(max_length=50, null=True, blank=True)
|
|
checkNum = models.IntegerField(null=True, blank=True)
|
|
nahvePardakht = models.CharField(max_length=50, null=True, blank=True)
|
|
sarresid = models.DateTimeField(null=True, blank=True)
|
|
payStatus = models.CharField(max_length=50, null=True, blank=True)
|
|
createdDT = models.DateTimeField(auto_now_add=True)
|
|
changeDT = models.DateTimeField(auto_now=True)
|
|
desc = models.CharField(max_length=200)
|
|
user = models.ForeignKey(userModel, on_delete=models.SET_NULL, null=True, blank=True)
|
|
|
|
|
|
class Action(models.Model):
|
|
actionType = models.CharField(max_length=50, null=True, blank=True)
|
|
forUser = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True)
|
|
customer = models.ForeignKey(Customer, related_name='actionrlt', on_delete=models.CASCADE, null=True, blank=True)
|
|
createdDT = models.DateTimeField(auto_now_add=True)
|
|
changeDT = models.DateTimeField(auto_now=True)
|
|
actionDateTime = models.DateTimeField(null=True, blank=True)
|
|
finishDateTime = models.DateTimeField(null=True, blank=True)
|
|
desc = models.CharField(max_length=500, null=True, blank=True)
|
|
result = models.CharField(max_length=500, null=True, blank=True)
|
|
status = models.CharField(max_length=50, null=True, blank=True)
|
|
nazar = models.CharField(max_length=50, null=True, blank=True, default=None)
|
|
nazarDT = models.DateTimeField(null=True, blank=True, default=None)
|
|
grade = models.IntegerField(null=True, blank=True, default=None)
|
|
|
|
|
|
class Sarresid(models.Model):
|
|
customer = models.ForeignKey(Customer, on_delete=models.CASCADE, null=True, blank=True)
|
|
createdDT = models.DateTimeField(auto_now_add=True)
|
|
changeDT = models.DateTimeField(auto_now=True)
|
|
price = models.IntegerField(null=False, blank=False)
|
|
payStatus = models.CharField(max_length=50, null=True, blank=True)
|
|
type = models.CharField(max_length=50, null=True, blank=True)
|
|
factor = models.ForeignKey(Factor, on_delete=models.CASCADE, null=True, blank=True)
|
|
sarresidDT = models.DateTimeField(null=True, blank=True)
|
|
user = models.ForeignKey(userModel, on_delete=models.SET_NULL, null=True, blank=True)
|
|
desc = models.TextField(null=True, blank=True)
|
|
|
|
|
|
class CacheTable(models.Model):
|
|
key = models.CharField(max_length=50, unique=True)
|
|
value = models.CharField(max_length=400)
|
|
|
|
def __str__(self):
|
|
return f'{self.key} # {self.value}' |