forked from erp-dev/erp
84 lines
2.6 KiB
Python
84 lines
2.6 KiB
Python
"""
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Printing 模块信号处理函数
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监听 stateflow 信号，在流程完成时执行业务逻辑。
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"""
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import logging
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from django.db import transaction
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logger = logging.getLogger(__name__)
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def on_printing_job_process_completed(sender, **kwargs):
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"""
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PrintingJob 流程完成时的处理
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当 PrintingJob 的工艺流程全部完成时，自动创建 SalesItem（销售品）。
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Args:
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sender: PrintingJob 类
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content_object: PrintingJob 实例
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last_completed_by: 最后步骤操作人
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其他参数见 stateflow.signals.process_completed
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"""
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from shipment.models import SalesItem, UnitChoices
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content_object = kwargs.get('content_object')
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last_completed_by = kwargs.get('last_completed_by')
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if content_object is None:
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logger.warning('process_completed 信号缺少 content_object')
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return
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printing_job = content_object
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# 单位映射：PrintingJob.unit（字符串）→ SalesItem.unit（IntegerChoices）
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unit_mapping = {
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'米': UnitChoices.METER,
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'm': UnitChoices.METER,
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'M': UnitChoices.METER,
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'件': UnitChoices.PIECE,
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'码': UnitChoices.YARD,
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'yd': UnitChoices.YARD,
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'YD': UnitChoices.YARD,
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'个': UnitChoices.UNIT,
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'pcs': UnitChoices.UNIT,
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'PCS': UnitChoices.UNIT,
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}
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# 默认单位为"件"
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sales_unit = unit_mapping.get(printing_job.unit, UnitChoices.PIECE)
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# 获取产品名称
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product_name = printing_job.product.name if printing_job.product else '未知产品'
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# 获取客户ID（从主订单获取）
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customer_id = None
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if printing_job.printing_order and printing_job.printing_order.customer:
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customer_id = printing_job.printing_order.customer_id
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try:
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with transaction.atomic():
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sales_item = SalesItem.objects.create(
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shipment=None, # 暂不关联出货单，待后续分配
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name=product_name,
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quantity=printing_job.quantity,
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unit=sales_unit,
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created_by=last_completed_by,
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printing_job_id=printing_job.id,
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customer_id=customer_id,
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)
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logger.info(
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f'PrintingJob #{printing_job.id} 流程完成，'
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f'已创建销售品 SalesItem #{sales_item.id}: '
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f'{product_name} x {printing_job.quantity}'
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)
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except Exception as e:
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logger.error(
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f'PrintingJob #{printing_job.id} 流程完成后创建销售品失败: {e}',
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exc_info=True
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)
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