feat: added printing module

printing/models.py

@@ -0,0 +1,73 @@
+from django.db import models
+from flower.common import ModelBase
+from basic_info import models as basic_models
+
+
+class PrintingOrder(ModelBase):
+    """PrintingOrder model representing a printing order."""
+    customer = models.ForeignKey(
+        basic_models.Customer, 
+        on_delete=models.PROTECT, 
+        related_name='printing_orders', 
+        verbose_name='客户',
+    )
+    fabric = models.CharField(max_length=100, verbose_name='面料')
+    width = models.CharField(max_length=100, verbose_name='幅宽')
+    is_urgent = models.BooleanField(default=False, verbose_name='紧急')
+    area = models.CharField(max_length=100, null=True, blank=True, verbose_name='地区')
+    address = models.CharField(max_length=200, null=True, blank=True, verbose_name='地址')
+    fabric_source = models.CharField(max_length=100, null=True, blank=True, verbose_name='布料来源')
+    is_fabric_received = models.BooleanField(default=False, verbose_name='布料是否已收')
+    craft = models.CharField(max_length=100, null=True, blank=True, verbose_name='工艺')
+    description = models.TextField(blank=True, null=True, verbose_name='订单描述')
+    outgoing_date = models.DateField(null=True, blank=True, verbose_name='出货日期')
+    curve = models.CharField(max_length=100, blank=True, null=True, verbose_name='曲线')
+    new_curve = models.CharField(max_length=100, blank=True, null=True, verbose_name='新加曲线')
+    position = models.TextField(blank=True, null=True, verbose_name='位置')
+    printing_warn = models.TextField(blank=True, null=True, verbose_name='打印注意事项')
+    rolling_warn = models.TextField(blank=True, null=True, verbose_name='滚筒注意事项')
+    production_warn = models.TextField(blank=True, null=True, verbose_name='生产注意事项')
+    is_invalid = models.BooleanField(default=False, verbose_name='是否作废')
+
+    def __str__(self):
+        return self.human_id
+
+    class Meta:
+        verbose_name = '印染订单'
+        verbose_name_plural = '印染订单'
+        permissions = [
+            ('can_invalidate_printingorder', '可以作废印染订单'),
+            ('can_activate_printingorder', '可以恢复印染订单'),
+        ]
+
+    @property
+    def human_id(self) -> str:
+        return f"{self.created_at.year}{self.created_at.month:02d}{self.created_at.day:02d}{self.id:06d}"
+
+
+class PrintingJob(ModelBase):
+    """PrintingJob model representing a printing job associated with an order."""
+    printing_order = models.ForeignKey(
+        PrintingOrder, 
+        on_delete=models.CASCADE, 
+        related_name='printing_jobs', 
+        verbose_name='主订单',
+    )
+    product = models.ForeignKey(
+        basic_models.Product, 
+        on_delete=models.PROTECT, 
+        related_name='printing_jobs', 
+        verbose_name='产品',
+    )
+    quantity = models.PositiveIntegerField(verbose_name='数量')
+    unit = models.CharField(max_length=50, verbose_name='单位')
+    size = models.CharField(max_length=100, verbose_name='一段尺寸')
+    pieces = models.PositiveIntegerField(verbose_name='件数')
+    description = models.TextField(blank=True, verbose_name='备注')
+
+    def __str__(self):
+        return self.printing_order.human_id
+
+    class Meta:
+        verbose_name = '印染款式明细'
+        verbose_name_plural = '印染款式明细'