348 lines
15 KiB
Python
348 lines
15 KiB
Python
import json
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from django.db import connection, models
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from apps.utils.models import BaseModel, CommonBModel, CommonBDModel, CommonADModel
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from apps.pum.models import Supplier, PuOrder
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from apps.sam.models import Customer, Order
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from apps.mtm.models import Material, Mgroup
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from apps.system.models import User
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from datetime import datetime
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from django.db.models import Max, Sum
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# Create your models here.
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class WareHouse(CommonBModel):
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"""
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TN:仓库信息
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"""
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number = models.CharField('仓库编号', max_length=20)
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name = models.CharField('仓库名称', max_length=20)
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place = models.CharField('具体地点', max_length=50)
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class MaterialBatch(BaseModel):
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"""
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TN:物料批次
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"""
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batch = models.TextField('批次号', db_index=True)
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state = models.PositiveSmallIntegerField('状态', default=10, choices=((10, '合格'), (20, '不合格'), (30, '返修'), (40, '检验'), (50, '报废')))
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material = models.ForeignKey(
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Material, on_delete=models.CASCADE, verbose_name='物料', related_name="mb_m")
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warehouse = models.ForeignKey(
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WareHouse, on_delete=models.CASCADE, verbose_name='所在仓库')
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count = models.DecimalField('存量', max_digits=12, decimal_places=3, default=0)
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production_dept = models.ForeignKey('system.dept', verbose_name='生产车间', on_delete=models.CASCADE, null=True, blank=True)
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expiration_date = models.DateField('有效期', null=True, blank=True)
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supplier = models.ForeignKey(
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Supplier, verbose_name='供应商', on_delete=models.SET_NULL, null=True, blank=True)
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batch_ofrom = models.TextField('原料批次号', null=True, blank=True)
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material_ofrom = models.ForeignKey(Material, verbose_name='原料物料', on_delete=models.SET_NULL, null=True, blank=True, related_name='mb_mofrom')
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defect = models.ForeignKey('qm.defect', verbose_name='缺陷', on_delete=models.PROTECT, null=True, blank=True)
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INVENTORY_KEY_FIELDS = (
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'material',
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'batch',
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'warehouse',
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'state',
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'defect',
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)
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@classmethod
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def _normalize_inventory_lookup(cls, **kwargs):
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"""生成唯一、完整的仓库库存业务键。"""
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unknown_fields = set(kwargs) - set(cls.INVENTORY_KEY_FIELDS)
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if unknown_fields:
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fields = ', '.join(sorted(unknown_fields))
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raise TypeError(f'不支持的仓库库存定位字段: {fields}')
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required_fields = ('material', 'batch', 'warehouse')
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missing_fields = [
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field for field in required_fields
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if kwargs.get(field) is None
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]
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if missing_fields:
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fields = ', '.join(missing_fields)
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raise ValueError(f'仓库库存业务键必须包含: {fields}')
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lookup = {
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field: kwargs.get(field)
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for field in cls.INVENTORY_KEY_FIELDS
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}
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if lookup['state'] is None:
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lookup['state'] = cls._meta.get_field('state').get_default()
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return lookup
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@classmethod
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def _inventory_advisory_lock_payload(cls, lookup):
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lock_values = {}
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for name in cls.INVENTORY_KEY_FIELDS:
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field = cls._meta.get_field(name)
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value = lookup[name]
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if field.is_relation and value is not None:
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value = getattr(value, 'pk', value)
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lock_values[field.attname] = value
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return json.dumps(
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{'model': cls._meta.label_lower, 'lookup': lock_values},
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sort_keys=True,
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ensure_ascii=False,
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default=str,
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separators=(',', ':'),
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)
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@classmethod
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def locked_get_or_create_inventory(cls, defaults=None, **kwargs):
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"""
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在事务中按完整业务键获取或创建仓库库存。
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已存在记录使用行锁；首次创建使用 PostgreSQL 事务级 advisory lock，
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并在取得锁后重新查询，避免并发创建重复库存。
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"""
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if not connection.in_atomic_block:
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raise RuntimeError(
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'locked_get_or_create_inventory 必须在事务中调用'
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)
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if connection.vendor != 'postgresql':
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raise RuntimeError(
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'locked_get_or_create_inventory 仅支持 PostgreSQL'
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)
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defaults = defaults or {}
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lookup = cls._normalize_inventory_lookup(**kwargs)
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create_defaults = {
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key: value
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for key, value in defaults.items()
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if key not in cls.INVENTORY_KEY_FIELDS
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}
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rows = list(
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cls.objects.select_for_update().filter(**lookup)[:2]
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)
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if len(rows) > 1:
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raise RuntimeError(
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f'{cls.__name__} 数据异常：库存业务键 {lookup} 命中多条'
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)
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if rows:
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return rows[0], False
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lock_payload = cls._inventory_advisory_lock_payload(lookup)
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with connection.cursor() as cursor:
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cursor.execute(
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'SELECT pg_advisory_xact_lock(hashtextextended(%s, 0))',
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[lock_payload],
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)
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rows = list(
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cls.objects.select_for_update().filter(**lookup)[:2]
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)
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if len(rows) > 1:
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raise RuntimeError(
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f'{cls.__name__} 数据异常：库存业务键 {lookup} 命中多条'
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)
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if rows:
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return rows[0], False
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return cls.objects.create(
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**lookup,
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**create_defaults,
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), True
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@property
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def count_mioing(self):
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return MIOItem.objects.filter(mb=self, mio__submit_time__isnull=True).aggregate(count=Sum('count'))['count'] or 0
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class MaterialBatchA(BaseModel):
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"""
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TN:组合件物料批次
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"""
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batch = models.TextField('批次号', db_index=True)
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material = models.ForeignKey(
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Material, on_delete=models.CASCADE, verbose_name='物料')
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rate = models.PositiveIntegerField('比例', default=1)
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mb = models.ForeignKey(
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MaterialBatch, verbose_name='关联物料批次', on_delete=models.CASCADE, related_name='a_mb')
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MIO_TYPE_PREFIX = {
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'do_in': 'SCRK', # 生产入库
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'do_out': 'SCLL', # 生产领料
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'sale_out': 'XSFH', # 销售发货
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'pur_in': 'CGRK', # 采购入库
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'pur_out': 'CGTH', # 采购退货
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'borrow_out': 'LYCK', # 领用出库
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'return_in': 'THRK', # 退还入库
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'other_in': 'QTRK', # 其他入库
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'other_out': 'QTCK' # 其他出库
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}
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class MIO(CommonBDModel):
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"""
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TN:出入库记录
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"""
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MIO_TYPE_DO_OUT = 'do_out'
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MIO_TYPE_SALE_OUT = 'sale_out'
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MIO_TYPE_PUR_IN = 'pur_in'
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MIO_TYPE_PUR_OUT = 'pur_out'
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MIO_TYPE_DO_IN = 'do_in'
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MIO_TYPE_OTHER_IN = 'other_in'
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MIO_TYPE_OTHER_OUT = 'other_out'
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MIO_TYPE_BORROW_OUT = 'borrow_out'
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MIO_TYPE_RETURN_IN = 'return_in'
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MIO_TYPES = (
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(MIO_TYPE_DO_OUT, '生产领料'),
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(MIO_TYPE_SALE_OUT, '销售发货'),
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(MIO_TYPE_PUR_IN, '采购入库'),
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(MIO_TYPE_PUR_OUT, '采购退货'),
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(MIO_TYPE_DO_IN, '生产入库'),
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(MIO_TYPE_BORROW_OUT, '领用出库'),
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(MIO_TYPE_RETURN_IN, '退还入库'),
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(MIO_TYPE_OTHER_IN, '其他入库'),
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(MIO_TYPE_OTHER_OUT, '其他出库')
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)
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MIO_CREATE = 10
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MIO_SUBMITED = 20
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MIO_STATES = (
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(MIO_CREATE, '创建中'),
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(MIO_SUBMITED, '已提交')
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)
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number = models.CharField('编号', max_length=20, unique=True)
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state = models.PositiveSmallIntegerField(
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'状态', choices=MIO_STATES, default=10, help_text=str(MIO_CREATE))
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type = models.CharField('出入库类型', max_length=10, default=MIO_TYPE_DO_OUT,
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choices=MIO_TYPES, help_text=str(MIO_TYPES))
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mgroup = models.ForeignKey(Mgroup, verbose_name='出入库工段', on_delete=models.CASCADE, null=True, blank=True)
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inout_date = models.DateField('出入库日期', null=True, blank=True)
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supplier = models.ForeignKey(
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Supplier, verbose_name='供应商', on_delete=models.CASCADE, null=True, blank=True)
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customer = models.ForeignKey(
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Customer, verbose_name='客户', on_delete=models.CASCADE, null=True, blank=True)
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pu_order = models.ForeignKey(
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PuOrder, verbose_name='关联采购订单', on_delete=models.CASCADE, null=True, blank=True)
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order = models.ForeignKey(
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Order, verbose_name='关联订单', on_delete=models.CASCADE, null=True, blank=True)
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note = models.CharField('备注', max_length=1000, default='')
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expiration_date = models.DateField('有效期', null=True, blank=True)
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submit_time = models.DateTimeField('提交时间', null=True, blank=True)
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submit_user = models.ForeignKey(
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User, verbose_name='提交人', related_name='submit_user_mio', on_delete=models.CASCADE, null=True, blank=True)
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mio_user = models.ForeignKey(
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User, verbose_name='仓库执行人', related_name='mio_user_mio', on_delete=models.CASCADE, null=True, blank=True)
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do_user = models.ForeignKey(
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User, verbose_name='车间执行人', related_name='do_user_mio', on_delete=models.CASCADE, null=True, blank=True)
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materials = models.ManyToManyField(
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Material, verbose_name='物料明细', through='inm.mioitem', blank=True)
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@classmethod
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def get_a_number(cls, mio_type:str):
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today_str = datetime.now().strftime('%Y%m%d')
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prefix = MIO_TYPE_PREFIX[mio_type]
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last_record = MIO.objects.filter(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 Pack(BaseModel):
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"""
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TN:装箱单
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"""
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index = models.PositiveSmallIntegerField('序号', default=1)
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mio = models.ForeignKey(MIO, verbose_name='关联出入库记录', on_delete=models.CASCADE, related_name='pack_mio')
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class MIOItem(BaseModel):
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"""
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TN:出入库明细
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"""
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mio = models.ForeignKey(MIO, verbose_name='关联出入库',
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on_delete=models.CASCADE, related_name='item_mio')
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mb = models.ForeignKey(MaterialBatch, verbose_name='关联仓库库存',
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on_delete=models.SET_NULL, related_name='mb_mioitem', null=True, blank=True)
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wm = models.ForeignKey("wpm.wmaterial", verbose_name='关联车间库存',
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on_delete=models.SET_NULL, related_name='wm_mioitem', null=True, blank=True)
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warehouse = models.ForeignKey(
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WareHouse, on_delete=models.CASCADE, verbose_name='仓库')
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material = models.ForeignKey(
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Material, verbose_name='物料', on_delete=models.CASCADE)
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batch = models.TextField('批次号', db_index=True)
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unit_price = models.DecimalField('单价', max_digits=14, decimal_places=2, null=True, blank=True)
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count = models.DecimalField('出入数量', max_digits=12, decimal_places=3)
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count_send = models.DecimalField('发出数量', max_digits=12, decimal_places=3, null=True, blank=True)
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count_tested = models.PositiveIntegerField('已检数', null=True, blank=True)
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test_date = models.DateField('检验日期', null=True, blank=True)
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test_user = models.ForeignKey(
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User, verbose_name='检验人', on_delete=models.CASCADE, null=True, blank=True)
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test_note = models.TextField('检验备注', default='', blank=True)
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count_bag = models.PositiveIntegerField('总袋数', default=0)
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count_sampling = models.PositiveIntegerField('抽样数', default=0)
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weight_kgs = models.JSONField('称重记录', default=list)
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count_notok = models.PositiveIntegerField('不合格数', default=0)
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count_n_zw = models.PositiveIntegerField('炸纹', default=0)
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count_n_tw = models.PositiveIntegerField('条纹', default=0)
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count_n_qp = models.PositiveIntegerField('气泡', default=0)
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count_n_wq = models.PositiveIntegerField('弯曲', default=0)
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count_n_dl = models.PositiveIntegerField('断裂', default=0)
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count_n_pb = models.PositiveIntegerField('偏壁', default=0)
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count_n_dxt = models.PositiveIntegerField('大小头', default=0)
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count_n_js = models.PositiveIntegerField('结石', default=0)
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count_n_qx = models.PositiveIntegerField('气线', default=0)
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count_n_zz = models.PositiveIntegerField('杂质', default=0)
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count_n_ysq = models.PositiveIntegerField('颜色青', default=0)
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count_n_hs = models.PositiveIntegerField('划伤', default=0)
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count_n_b = models.PositiveIntegerField('扁', default=0)
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count_n_jsqx = models.PositiveIntegerField('结石气线', default=0) # 废弃字段
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count_n_qt = models.PositiveIntegerField('其他', default=0)
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is_testok = models.BooleanField('检验是否合格', null=True, blank=True)
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note = models.TextField('备注', null=True, blank=True)
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pack_index = models.PositiveSmallIntegerField('装箱序号', null=True, blank=True)
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# 以下字段暂时不用
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pack = models.ForeignKey(Pack, verbose_name='关联装箱单', on_delete=models.SET_NULL, related_name='mioitem_pack', null=True, blank=True)
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@classmethod
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def count_fields(cls):
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mioitem_count_fields = []
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for f in MIOItem._meta.fields:
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if f.name.startswith("count"):
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mioitem_count_fields.append(f.name)
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return mioitem_count_fields
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@property
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def mioitemw(self):
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return MIOItemw.objects.filter(mioitem=self)
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class MIOItemA(BaseModel):
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"""
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TN:组合件出入库明细
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"""
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material = models.ForeignKey(
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Material, verbose_name='物料', on_delete=models.CASCADE)
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batch = models.TextField('批次号', db_index=True)
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rate = models.PositiveIntegerField('比例', default=1)
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mioitem = models.ForeignKey(
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MIOItem, verbose_name='关联出入库明细', on_delete=models.CASCADE, related_name='a_mioitem')
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zhuidu = models.FloatField('锥度', null=True, blank=True)
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b_zuidawaijing = models.FloatField('最大外径', null=True, blank=True)
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g_zuidaneijing = models.FloatField('最大内径', null=True, blank=True)
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class MIOItemw(BaseModel):
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"""
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TN:单件记录
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"""
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number = models.TextField('编号')
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number_out = models.TextField('对外编号', null=True, blank=True)
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wpr = models.ForeignKey("wpmw.wpr", verbose_name='关联产品', on_delete=models.SET_NULL, related_name='wpr_mioitemw'
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, null=True, blank=True)
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mioitem = models.ForeignKey(MIOItem, verbose_name='关联出入库明细', on_delete=models.CASCADE, related_name='w_mioitem')
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ftest = models.ForeignKey("qm.ftest", verbose_name='关联检验记录', on_delete=models.PROTECT,
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related_name='mioitemw_ftest', null=True, blank=True)
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note = models.TextField('备注', null=True, blank=True)
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