| """Module for template binding.""" |
|
|
| from __future__ import annotations |
|
|
| from typing import ClassVar |
|
|
| from django.db import models |
| from django.utils.translation import gettext_lazy as _ |
|
|
|
|
| class BindingSource(models.TextChoices): |
| """绑定来源""" |
|
|
| AUTO_RECOMMENDED = "auto_recommended", _("自动推荐") |
| MANUAL_BOUND = "manual_bound", _("手动绑定") |
|
|
|
|
| class CaseTemplateBinding(models.Model): |
| """案件模板绑定关系""" |
|
|
| id: int |
| case = models.ForeignKey( |
| "cases.Case", on_delete=models.CASCADE, related_name="template_bindings", verbose_name=_("案件") |
| ) |
| template = models.ForeignKey( |
| "documents.DocumentTemplate", on_delete=models.CASCADE, related_name="case_bindings", verbose_name=_("文书模板") |
| ) |
| binding_source = models.CharField( |
| max_length=20, choices=BindingSource.choices, default=BindingSource.AUTO_RECOMMENDED, verbose_name=_("绑定来源") |
| ) |
| created_at = models.DateTimeField(auto_now_add=True, verbose_name=_("绑定时间")) |
|
|
| class Meta: |
| verbose_name = _("案件模板绑定") |
| verbose_name_plural = _("案件模板绑定") |
| unique_together: ClassVar = ["case", "template"] |
| indexes: ClassVar = [ |
| models.Index(fields=["case", "binding_source"]), |
| models.Index(fields=["template"]), |
| ] |
|
|
| def __str__(self) -> str: |
| return f"{self.case_id}-{self.template_id}-{self.binding_source}" |
|
|
