greater_wms/bound/models.py

from django.db import models
from erp.models import InboundBill, MaterialDetail, OutboundBill,OutMaterialDetail
from django.db.models import Sum
from django.db.models.signals import post_save, post_delete
from django.dispatch import receiver

class BoundListModel(models.Model):
    STATUS =( 
            ("100", '入库申请'), ("101", '入库同意'), ("102", '组盘中'), ("103", '部分入库'), ("104", '已入库'),
            ("111", '质检合格'),
            ("200", '出库申请'), ("201", '出库同意'), ("202", '出库中'), ("203", '部分出库'), ("204", '已出库'), 
            ("300", '完成')
            )
    
    audit_status = models.BooleanField(default=False, verbose_name='审核状态')

    bound_month = models.CharField(max_length=255, verbose_name="月份")
    bound_date = models.DateField(verbose_name="单据日期")

    bound_code = models.CharField(max_length=255, verbose_name="出入库编号",unique=True)
    bound_code_type = models.CharField(max_length=255, verbose_name="单据类型")
    bound_bs_type = models.CharField(max_length=255, verbose_name="业务类型")
    bound_type = models.CharField(max_length=255, verbose_name="出入库类型")
    bound_desc = models.CharField(default='', max_length=255, verbose_name="出入库描述")
    bound_department = models.CharField(max_length=255, verbose_name="部门")

    base_type = models.IntegerField(default=0, verbose_name="基准类型")

    bound_status = models.CharField(max_length=255, verbose_name="单据状态",choices=STATUS, default='100')
    note = models.CharField(default='', max_length=255, verbose_name="备注")

    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")
    relate_bill = models.ForeignKey(InboundBill, on_delete=models.CASCADE, verbose_name="关联单据", related_name='bound_list',null=True, blank=True)
    relate_out_bill = models.ForeignKey(OutboundBill, on_delete=models.CASCADE, verbose_name="关联出库单据", related_name='bound_out_list',null=True, blank=True)

    class Meta:
        db_table = 'boundlist'
        verbose_name = 'Bound List'
        verbose_name_plural = "Bound List"
        ordering = ['bound_status','-id']

class BoundBatchModel(models.Model):

    CONTAINER_STATUS = (
        (0, '入库申请'),
        (1, '入库中'),
        (2, '部分入库'),
        (3, '在库'),
        (4, '出库中'),
        (5, '部分出库'),
        (6, '已出库'),

    )

    bound_number = models.CharField(max_length=255, verbose_name="入库批次号",blank=False, null=False, unique=True)
    sourced_number = models.CharField(max_length=255, verbose_name="来源批次号",blank=True, null=True)
    bound_month = models.CharField(max_length=255, verbose_name="月份")
    bound_batch_order = models.IntegerField(default=0, verbose_name="批次顺序")
  
    warehouse_code = models.CharField(max_length=255, verbose_name="仓库编码")
    warehouse_name = models.CharField(max_length=255, verbose_name="仓库名称")
    goods_code = models.CharField(max_length=255, verbose_name="商品编码")
    goods_desc = models.CharField(max_length=255, verbose_name="商品描述")
    goods_std = models.CharField(default='待填写', max_length=255, verbose_name="商品标准",blank=True, null=True)
    goods_unit = models.CharField(default='待填写', max_length=255, verbose_name="商品单位")
    goods_qty = models.BigIntegerField(default=0, verbose_name="商品数量")
    goods_package = models.CharField(default='待填写', max_length=255, verbose_name="商品包装")
    goods_in_qty = models.BigIntegerField(default=0, verbose_name="组盘入库数量")
    goods_in_location_qty = models.BigIntegerField(default=0, verbose_name="库位入库数量")
    goods_out_qty = models.BigIntegerField(default=0, verbose_name="出库数量")
    goods_actual_qty = models.BigIntegerField(default=0, verbose_name="库位上出库数量")

    status = models.IntegerField(choices=CONTAINER_STATUS, default=0, verbose_name='批次状态')
    container_number = models.IntegerField( default=0, verbose_name="托盘数目")
    goods_weight = models.FloatField(default=0, verbose_name="商品单重")
    goods_total_weight = models.FloatField(default=0, verbose_name="商品总重")
    note = models.CharField(default='', max_length=255, verbose_name="备注")

    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")
    relate_material = models.ForeignKey(MaterialDetail, on_delete=models.CASCADE, verbose_name="关联物料", related_name='bound_batch',null=True, blank=True)
    
    class Meta:
        db_table = 'boundbatch'
        verbose_name = 'Bound Batch'
        verbose_name_plural = "Bound Batch"
        ordering = ['-id']

    def __str__(self):
        return f"{self.bound_number} - {self.goods_code} - {self.goods_desc}"
    
    def save(self, *args, **kwargs):

        # self.goods_actual_qty = self.goods_in_qty - self.goods_out_qty
        self.goods_actual_qty = self.goods_in_location_qty
        super().save(*args, **kwargs)

class MaterialStatistics(models.Model):
    goods_code = models.CharField(max_length=255, verbose_name="商品编码", unique=True)
    goods_desc = models.CharField(max_length=255, verbose_name="商品描述")
    goods_std = models.CharField(default='待填写', max_length=255, verbose_name="商品标准", blank=True, null=True)
    goods_unit = models.CharField(default='待填写', max_length=255, verbose_name="商品单位")
    total_quantity = models.BigIntegerField(default=0, verbose_name="计划数量")

    def __str__(self):
        return f"{self.goods_code} - {self.goods_desc}"

    @property
    def bound_batches(self):
        return BoundBatchModel.objects.filter(goods_code=self.goods_code).exclude(goods_actual_qty=0).order_by('bound_batch_order')

    class Meta:
        db_table = 'materialstatistics'
        verbose_name = '物料统计'
        verbose_name_plural = "物料统计"
        ordering = ['goods_code']

@receiver([post_save, post_delete], sender=BoundBatchModel)
def update_material_statistics(sender, instance, **kwargs):
    goods_code = instance.goods_code
    stats, created = MaterialStatistics.objects.get_or_create(
        goods_code=goods_code,
        defaults={
            'goods_desc': instance.goods_desc,
            'goods_std': instance.goods_std or '待填写',
            'goods_unit': instance.goods_unit or '待填写',
        }
    )
    
    # 更新物料信息为最新批次的信息（可选）
    stats.goods_desc = instance.goods_desc
    if instance.goods_std and instance.goods_std != '待填写':
        stats.goods_std = instance.goods_std
    if instance.goods_unit and instance.goods_unit != '待填写':
        stats.goods_unit = instance.goods_unit
    stats.save()

    # 计算总数量
    total = BoundBatchModel.objects.filter(goods_code=goods_code).aggregate(
        total=Sum('goods_in_location_qty')
    )['total'] or 0
    stats.total_quantity = total
    stats.save()


class OutBatchModel(models.Model):
    CONTAINER_STATUS = (
        (0, '申请'),
        (1, '在途'),
        (2, '已出库')
    )
    OUT_TYPE = (
        (0, '发货出库'),
        (4, '其他出库'),
    )
    out_number = models.CharField(max_length=255, verbose_name="出库批次号",blank=False, null=False)

    batch_number = models.ForeignKey(BoundBatchModel, on_delete=models.CASCADE, verbose_name="批次号", related_name='out_batch')

    out_date = models.DateTimeField(verbose_name="出库日期")

    out_type = models.IntegerField(choices=OUT_TYPE, default=4,  verbose_name="出库类型")
    out_note = models.CharField(default='', max_length=255, verbose_name="出库备注")

    warehouse_code = models.CharField(max_length=255, verbose_name="仓库编码")
    warehouse_name = models.CharField(max_length=255, verbose_name="仓库名称")

    goods_code = models.CharField(max_length=255, verbose_name="商品编码")
    goods_desc = models.CharField(max_length=255, verbose_name="商品描述")
    goods_std = models.CharField(default='待填写', max_length=255, verbose_name="商品标准",blank=True, null=True)
    goods_unit = models.CharField(default='待填写', max_length=255, verbose_name="商品单位")
    goods_qty = models.BigIntegerField(default=0, verbose_name="商品数量")
    goods_out_qty = models.BigIntegerField(default=0, verbose_name="出库数量")

    status = models.IntegerField(choices=CONTAINER_STATUS, default=0, verbose_name='批次状态')

    container_number = models.IntegerField( default=0, verbose_name="托盘数目")
    goods_weight = models.FloatField(default=0, verbose_name="商品单重")
    goods_total_weight = models.FloatField(default=0, verbose_name="商品总重")

    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")
    relate_material = models.ForeignKey(OutMaterialDetail, on_delete=models.CASCADE, verbose_name="关联物料", related_name='out_batch',null=True, blank=True)

    class Meta:
        db_table = 'outbatch'
        verbose_name = 'Out Batch'
        verbose_name_plural = "Out Batch"
        ordering = ['-id']

# 利用创建好的批次来与申请单相对应       
class OutBoundDetailModel(models.Model):
    CONTAINER_STATUS = (
        (0, '出库申请'),
        (1, '出库中'),
        (2, '已出库'),
        (3, '入库中'),
        (4, '已入库')
    )

    bound_list = models.ForeignKey(BoundListModel, on_delete=models.CASCADE, verbose_name="Bound List", related_name='out_bound_detail')
    bound_batch = models.ForeignKey(OutBatchModel, on_delete=models.PROTECT, verbose_name="Bound Batch", related_name='out_bound_batch_detail')
    bound_batch_number = models.ForeignKey(BoundBatchModel, on_delete=models.CASCADE, verbose_name="Bound Batch Number", related_name='out_bound_batch_number_detail')
    status = models.IntegerField(choices=CONTAINER_STATUS, default=0, verbose_name='批次状态')
    
    detail_code = models.CharField(max_length=255, verbose_name="明细编号")
    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")

    class Meta:
        db_table = 'Outbounddetail'
        verbose_name = 'OutBound Detail'
        verbose_name_plural = "OutBound Detail"
        ordering = ['-id']

class BatchLogModel(models.Model):
    BATCH_LOG_TYPE = (
        (0, '入库'),
        (1, '出库'),
        (2, '移库'),
        (9, '其他'),
        
    )
    batch_id  =models.ForeignKey(BoundBatchModel, on_delete=models.CASCADE, verbose_name="批次ID", related_name='batch_log')
    log_type = models.IntegerField(choices=BATCH_LOG_TYPE, default=9, verbose_name="日志类型")
    log_date = models.DateTimeField(verbose_name="日志日期")
    goods_code = models.CharField(max_length=255, verbose_name="商品编码")
    goods_desc = models.CharField(max_length=255, verbose_name="商品描述")
    goods_qty = models.BigIntegerField(default=0, verbose_name="商品数量")
    log_content = models.CharField(max_length=255, verbose_name="日志内容")
    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")

    class Meta:
        db_table = 'batchlog'
        verbose_name = 'Batch Log'
        verbose_name_plural = "Batch Log"

# 利用创建好的批次来与申请单相对应       
class BoundDetailModel(models.Model):
    CONTAINER_STATUS = (
        (0, '入库申请'),
        (1, '入库中'),
        (2, '在库'),
        (3, '出库中'),
        (4, '已出库')
    )

    bound_list = models.ForeignKey(BoundListModel, on_delete=models.CASCADE, verbose_name="Bound List", related_name='bound_detail')
    bound_batch = models.ForeignKey(BoundBatchModel, on_delete=models.PROTECT, verbose_name="Bound Batch", related_name='bound_batch_detail')
    status = models.IntegerField(choices=CONTAINER_STATUS, default=0, verbose_name='批次状态')
    
    detail_code = models.CharField(max_length=255, verbose_name="明细编号",unique=True)
    creater = models.CharField(default='uesr', max_length=255, verbose_name="Who Created")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")

    class Meta:
        db_table = 'bounddetail'
        verbose_name = 'Bound Detail'
        verbose_name_plural = "Bound Detail"
        ordering = ['-id']