183 lines
7.8 KiB
Python
183 lines
7.8 KiB
Python
from django.db import models
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from apps.utils.models import BaseModel, CommonBDModel
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from datetime import datetime
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from django.db.models import Max, Sum
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def _get_number(model_cls):
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today_str = datetime.now().strftime('%Y%m%d')
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prefix = model_cls.PREFIX
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last_record = model_cls.objects.filter(
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number__startswith=f"{prefix}-{today_str}"
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).aggregate(Max('number'))['number__max']
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if last_record:
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last_number = int(last_record.split('-')[-1]) + 1
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else:
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last_number = 1
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return f"{prefix}-{today_str}-{last_number:04d}"
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class PurchaseRequisition(CommonBDModel):
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"""
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TN:物资申购单
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"""
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PREFIX = 'WZSG'
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number = models.CharField('编号', max_length=20, unique=True)
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phone = models.CharField('联系电话', max_length=20, null=True, blank=True)
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req_date = models.DateField('申购日期', null=True, blank=True)
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total_amount = models.DecimalField('合计金额', max_digits=14, decimal_places=2, default=0)
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note = models.TextField('备注', null=True, blank=True)
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ticket = models.OneToOneField(
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'wf.ticket', verbose_name='关联工单',
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on_delete=models.SET_NULL, null=True, blank=True,
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related_name='mpr_ticket')
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@classmethod
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def get_a_number(cls):
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return _get_number(cls)
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class PurchaseRequisitionItem(BaseModel):
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"""
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TN:物资申购明细
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"""
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requisition = models.ForeignKey(
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PurchaseRequisition, verbose_name='关联申购单',
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on_delete=models.CASCADE, related_name='items')
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item_name = models.CharField('物品名称', max_length=100)
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spec = models.CharField('规格及型号', max_length=200, null=True, blank=True)
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unit = models.CharField('单位', max_length=20, null=True, blank=True)
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req_quantity = models.DecimalField('申购数量', max_digits=12, decimal_places=3, default=0)
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current_stock = models.DecimalField('现库存量', max_digits=12, decimal_places=3, default=0)
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need_date = models.DateField('需用日期', null=True, blank=True)
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purchase_quantity = models.DecimalField('需采购数量', max_digits=12, decimal_places=3, default=0)
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unit_price = models.DecimalField('单价', max_digits=14, decimal_places=2, default=0)
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total_price = models.DecimalField('总价', max_digits=14, decimal_places=2, default=0)
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note = models.TextField('备注', null=True, blank=True)
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class WarehouseEntry(CommonBDModel):
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"""
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TN:仓库入库单
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"""
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PREFIX = 'CKRK'
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ENTRY_TYPE_CHOICES = (
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('raw_normal', '原材料正常入库'),
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('raw_estimated', '原材料暂估入库'),
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('product', '产品入库'),
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('other', '其他'),
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)
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ENTRY_METHOD_CHOICES = (
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('purchase', '采购'),
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('self_made', '自制'),
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('other', '其他'),
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)
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number = models.CharField('编号', max_length=20, unique=True)
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warehouse = models.ForeignKey(
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'inm.WareHouse', verbose_name='仓库',
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on_delete=models.CASCADE, related_name='entries')
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entry_date = models.DateField('入库日期', null=True, blank=True)
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entry_type = models.CharField('入库类型', max_length=20, choices=ENTRY_TYPE_CHOICES, default='raw_normal')
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entry_method = models.CharField('入库方式', max_length=20, choices=ENTRY_METHOD_CHOICES, default='purchase')
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total_amount = models.DecimalField('合计金额', max_digits=14, decimal_places=2, default=0)
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note = models.TextField('备注', null=True, blank=True)
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ticket = models.OneToOneField(
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'wf.ticket', verbose_name='关联工单',
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on_delete=models.SET_NULL, null=True, blank=True,
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related_name='warehouse_entry_ticket')
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@classmethod
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def get_a_number(cls):
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return _get_number(cls)
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class WarehouseEntryItem(BaseModel):
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"""
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TN:入库明细
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"""
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entry = models.ForeignKey(
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WarehouseEntry, verbose_name='关联入库单',
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on_delete=models.CASCADE, related_name='items')
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name = models.CharField('名称', max_length=100)
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spec = models.CharField('规格', max_length=200, null=True, blank=True)
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unit = models.CharField('单位', max_length=20, null=True, blank=True)
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quantity = models.DecimalField('数量', max_digits=12, decimal_places=3, default=0)
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unit_price = models.DecimalField('单价', max_digits=14, decimal_places=2, default=0)
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amount = models.DecimalField('金额', max_digits=14, decimal_places=2, default=0)
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supplier_name = models.CharField('供应商名称', max_length=100, null=True, blank=True)
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invoice_received = models.BooleanField('账单是否收到', default=False)
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note = models.TextField('备注', null=True, blank=True)
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class WarehouseStock(BaseModel):
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"""
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TN:物料库存（审批通过后入库）
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"""
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STATUS_CHOICES = (
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('idle', '闲置'),
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('in_requisition', '领用中'),
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('requisitioned', '已领用'),
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)
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warehouse = models.ForeignKey(
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'inm.WareHouse', verbose_name='仓库',
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on_delete=models.CASCADE, related_name='mpr_stocks')
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entry = models.ForeignKey(
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WarehouseEntry, verbose_name='来源入库单',
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on_delete=models.SET_NULL, null=True, blank=True, related_name='stocks')
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entry_number = models.CharField('入库单号', max_length=20)
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entry_date = models.DateField('入库日期', null=True, blank=True)
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entry_type = models.CharField('入库类型', max_length=20, choices=WarehouseEntry.ENTRY_TYPE_CHOICES)
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entry_method = models.CharField('入库方式', max_length=20, choices=WarehouseEntry.ENTRY_METHOD_CHOICES)
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name = models.CharField('名称', max_length=100)
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spec = models.CharField('规格', max_length=200, null=True, blank=True)
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unit = models.CharField('单位', max_length=20, null=True, blank=True)
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quantity = models.DecimalField('数量', max_digits=12, decimal_places=3, default=0)
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unit_price = models.DecimalField('单价', max_digits=14, decimal_places=2, default=0)
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amount = models.DecimalField('金额', max_digits=14, decimal_places=2, default=0)
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supplier_name = models.CharField('供应商名称', max_length=100, null=True, blank=True)
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invoice_received = models.BooleanField('账单是否收到', default=False)
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status = models.CharField('状态', max_length=20, choices=STATUS_CHOICES, default='idle')
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class MaterialRequisition(CommonBDModel):
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"""
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TN:物资领用单
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"""
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PREFIX = 'WZLY'
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number = models.CharField('编号', max_length=20, unique=True)
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req_date = models.DateField('填报时间', null=True, blank=True)
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collector = models.CharField('领取人', max_length=50, null=True, blank=True)
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note = models.TextField('备注', null=True, blank=True)
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ticket = models.OneToOneField(
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'wf.ticket', verbose_name='关联工单',
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on_delete=models.SET_NULL, null=True, blank=True,
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related_name='material_requisition_ticket')
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@classmethod
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def get_a_number(cls):
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return _get_number(cls)
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class MaterialRequisitionItem(BaseModel):
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"""
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TN:物资领用明细
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"""
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requisition = models.ForeignKey(
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MaterialRequisition, verbose_name='关联领用单',
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on_delete=models.CASCADE, related_name='items')
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is_stock_item = models.BooleanField('是否库存物品', default=True)
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stock = models.ForeignKey(
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WarehouseStock, verbose_name='关联库存',
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on_delete=models.SET_NULL, null=True, blank=True, related_name='requisition_items')
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req_type = models.CharField('领用类型', max_length=50, null=True, blank=True)
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name = models.CharField('物资名称', max_length=100)
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spec = models.CharField('规格型号', max_length=200, null=True, blank=True)
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unit = models.CharField('单位', max_length=20, null=True, blank=True)
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quantity = models.DecimalField('领用量', max_digits=12, decimal_places=3, default=0)
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note = models.TextField('备注', null=True, blank=True)
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