feat: cards, attributes and modules

2025-02-19 14:46:31 +04:00
parent a509a3a586
commit 1af78ce08a
61 changed files with 3212 additions and 2795 deletions
--- a/models/attribute.py
+++ b/models/attribute.py
@@ -0,0 +1,100 @@
+import pickle
+from typing import TYPE_CHECKING
+
+from sqlalchemy import ForeignKey, Table, Column, UniqueConstraint, Index
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from models.base import BaseModel
+
+if TYPE_CHECKING:
+    from models import Project, BaseModel, Card
+
+project_attribute = Table(
+    'project_attribute',
+    BaseModel.metadata,
+    Column('project_id', ForeignKey('projects.id')),
+    Column('attribute_id', ForeignKey('attributes.id')),
+)
+
+
+class AttributeType(BaseModel):
+    __tablename__ = 'attribute_types'
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    type: Mapped[str] = mapped_column(nullable=False, unique=True)
+    name: Mapped[str] = mapped_column(nullable=False, unique=True)
+    is_deleted: Mapped[bool] = mapped_column(default=False)
+
+    attributes: Mapped['Attribute'] = relationship(
+        'Attribute',
+        back_populates='type',
+        lazy='noload',
+    )
+
+
+class Attribute(BaseModel):
+    __tablename__ = 'attributes'
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    label: Mapped[str] = mapped_column(nullable=False)
+    name: Mapped[str] = mapped_column(nullable=False, unique=True)
+    is_applicable_to_group: Mapped[bool] = mapped_column(
+        default=False,
+        comment='Применять ли изменения атрибута карточки ко всем карточкам в группе',
+    )
+    is_nullable: Mapped[bool] = mapped_column(default=False, nullable=False)
+    default_value: Mapped[bytes] = mapped_column(nullable=True)
+
+    projects: Mapped[list['Project']] = relationship(
+        'Project',
+        uselist=True,
+        secondary='project_attribute',
+        back_populates='attributes',
+        lazy='noload',
+    )
+
+    type_id: Mapped[int] = mapped_column(ForeignKey('attribute_types.id'), nullable=False)
+    type: Mapped[AttributeType] = relationship(
+        'AttributeType',
+        back_populates='attributes',
+        lazy='joined',
+    )
+
+    card_attributes: Mapped[list['CardAttribute']] = relationship(
+        'CardAttribute',
+        uselist=True,
+        lazy='noload',
+        back_populates='attribute',
+    )
+
+
+class CardAttribute(BaseModel):
+    __tablename__ = 'card_attributes'
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    value: Mapped[bytes] = mapped_column(nullable=True)
+
+    card_id: Mapped[int] = mapped_column(ForeignKey('cards.id'), nullable=False)
+    card: Mapped['Card'] = relationship(
+        'Card',
+        back_populates='attributes',
+        lazy='noload',
+    )
+
+    attribute_id: Mapped[int] = mapped_column(ForeignKey('attributes.id'), nullable=False)
+    attribute: Mapped[Attribute] = relationship(
+        'Attribute',
+        back_populates='card_attributes',
+        lazy='joined',
+    )
+
+    __table_args__ = (
+        UniqueConstraint('card_id', 'attribute_id', name='uix_card_service'),
+        Index('idx_card_id_attribute_id', 'card_id', 'attribute_id', unique=True)
+    )
+
+    def set_value(self, value):
+        self.value = pickle.dumps(value)
+
+    def get_value(self):
+        return pickle.loads(self.value)