111 lines
5.2 KiB
Python
111 lines
5.2 KiB
Python
from django.db import models
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from django.contrib.auth import get_user_model
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from django.utils import timezone
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from common.models import BaseModel
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User = get_user_model()
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class InstallationAssignment(BaseModel):
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"""انتخاب نصاب و زمان مراجعه برای یک درخواست"""
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process_instance = models.ForeignKey(
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'processes.ProcessInstance', on_delete=models.CASCADE,
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related_name='installation_assignments', verbose_name='نمونه فرآیند'
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)
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installer = models.ForeignKey(
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User, on_delete=models.SET_NULL, null=True, blank=True,
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related_name='assigned_installations', verbose_name='نصاب'
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)
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scheduled_date = models.DateField(null=True, blank=True, verbose_name='تاریخ مراجعه')
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notes = models.TextField(blank=True, verbose_name='یادداشت')
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assigned_by = models.ForeignKey(
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User, on_delete=models.SET_NULL, null=True, blank=True,
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related_name='assigner_installations', verbose_name='اختصاص‌دهنده'
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)
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class Meta:
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verbose_name = 'اختصاص نصاب'
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verbose_name_plural = 'اختصاص‌های نصاب'
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ordering = ['-created']
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def __str__(self):
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return f"Assignment for {self.process_instance.code} to {getattr(self.installer, 'username', '-') }"
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class InstallationReport(BaseModel):
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"""گزارش نصب توسط نصاب"""
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assignment = models.ForeignKey(
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InstallationAssignment, on_delete=models.CASCADE,
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related_name='reports', verbose_name='اختصاص'
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)
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visited_date = models.DateField(null=True, blank=True, verbose_name='تاریخ مراجعه')
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new_water_meter_serial = models.CharField(max_length=50, null=True, blank=True, verbose_name='سریال کنتور جدید')
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seal_number = models.CharField(max_length=50, null=True, blank=True, verbose_name='شماره پلمپ')
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is_meter_suspicious = models.BooleanField(default=False, verbose_name='کنتور مشکوک است؟')
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utm_x = models.DecimalField(max_digits=10, decimal_places=6, null=True, blank=True, verbose_name='UTM X')
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utm_y = models.DecimalField(max_digits=10, decimal_places=6, null=True, blank=True, verbose_name='UTM Y')
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description = models.TextField(blank=True, verbose_name='توضیحات')
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created_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, verbose_name='ایجادکننده')
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approved = models.BooleanField(default=False, verbose_name='تایید شده')
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approved_at = models.DateTimeField(null=True, blank=True, verbose_name='تاریخ تایید')
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class Meta:
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verbose_name = 'گزارش نصب'
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verbose_name_plural = 'گزارش‌های نصب'
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ordering = ['-created']
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def __str__(self):
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return f"Report for {self.assignment.process_instance.code}"
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def save(self, *args, **kwargs):
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# set approved time
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if self.approved and self.approved_at is None:
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self.approved_at = timezone.now()
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super().save(*args, **kwargs)
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# if approved, propagate UTM to well
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try:
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if self.approved and self.assignment and self.assignment.process_instance and self.assignment.process_instance.well:
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well = self.assignment.process_instance.well
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changed = False
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if self.utm_x is not None:
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well.utm_x = self.utm_x
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changed = True
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if self.utm_y is not None:
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well.utm_y = self.utm_y
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changed = True
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if changed:
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well.save()
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except Exception:
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pass
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class InstallationPhoto(BaseModel):
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report = models.ForeignKey(InstallationReport, on_delete=models.CASCADE, related_name='photos', verbose_name='گزارش')
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image = models.ImageField(upload_to='installations/photos/%Y/%m/%d/', verbose_name='عکس')
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class Meta:
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verbose_name = 'عکس نصب'
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verbose_name_plural = 'عکس‌های نصب'
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ordering = ['created']
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class InstallationItemChange(BaseModel):
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"""تغییرات اقلام در مرحله نصب (افزودن/حذف نسبت به اقلام مرحله ۱)"""
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CHANGE_CHOICES = [
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('add', 'افزودن'),
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('remove', 'حذف'),
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]
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report = models.ForeignKey(InstallationReport, on_delete=models.CASCADE, related_name='item_changes', verbose_name='گزارش')
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item = models.ForeignKey('invoices.Item', on_delete=models.CASCADE, verbose_name='آیتم')
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change_type = models.CharField(max_length=6, choices=CHANGE_CHOICES, verbose_name='نوع تغییر')
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quantity = models.PositiveIntegerField(verbose_name='تعداد')
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unit_price = models.DecimalField(max_digits=15, decimal_places=2, verbose_name='قیمت واحد', null=True, blank=True)
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total_price = models.DecimalField(max_digits=15, decimal_places=2, verbose_name='قیمت کل', null=True, blank=True)
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notes = models.TextField(blank=True, verbose_name='یادداشت')
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class Meta:
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verbose_name = 'تغییر آیتم نصب'
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verbose_name_plural = 'تغییرات آیتم‌های نصب'
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ordering = ['created']
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