Introduce product details table

2026-04-22 12:25:35 +02:00
parent 6e6636e941
commit e8266ffdc1
11 changed files with 416 additions and 168 deletions
--- a/alembic/versions/3b61a6fbc6b2_introduce_product_details.py
+++ b/alembic/versions/3b61a6fbc6b2_introduce_product_details.py
@@ -0,0 +1,112 @@
+"""introduce product details
+
+Revision ID: 3b61a6fbc6b2
+Revises: 958d7aee2b21
+Create Date: 2026-04-22 11:56:31.223186
+
+"""
+
+import datetime
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = "3b61a6fbc6b2"
+down_revision: Union[str, Sequence[str], None] = "958d7aee2b21"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "aps_product_detail",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("name", sa.String(), nullable=False),
+        sa.Column("product_id", sa.Integer(), nullable=False),
+        sa.Column("description", sa.String(), nullable=True),
+        sa.Column("price", sa.Numeric(precision=10, scale=2), nullable=False),
+        sa.Column(
+            "unit_of_measure",
+            sa.Enum("g", "kg", "l", "piece", native_enum=False),
+            nullable=False,
+        ),
+        sa.Column("allow_fractional", sa.Boolean(), nullable=False),
+        sa.Column("temporarily_unavailable", sa.Boolean(), nullable=False),
+        sa.Column("vat_rate", sa.Numeric(precision=10, scale=2), nullable=False),
+        sa.Column("valid_from", sa.DateTime(), nullable=False),
+        sa.ForeignKeyConstraint(
+            ["product_id"],
+            ["aps_product.id"],
+        ),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("name"),
+    )
+
+    # Step 2: Copy data from aps_product to aps_product_detail
+    # Bind the current connection to a temporary session
+    conn = op.get_bind()
+
+    # Fetch all products
+    products = conn.execute(
+        sa.text(
+            "SELECT id, name, price, unit_of_measure, allow_fractional, vat_rate FROM aps_product"
+        )
+    ).fetchall()
+
+    # Insert data into aps_product_detail
+    for product in products:
+        conn.execute(
+            sa.text(
+                """
+                INSERT INTO aps_product_detail
+                (name, product_id, description, price, unit_of_measure, allow_fractional, temporarily_unavailable, vat_rate, valid_from)
+                VALUES (:name, :product_id, :description, :price, :unit_of_measure, :allow_fractional, :temporarily_unavailable, :vat_rate, :valid_from)
+                """
+            ),
+            {
+                "name": product.name,
+                "product_id": product.id,
+                "description": "",
+                "price": product.price,
+                "unit_of_measure": product.unit_of_measure,
+                "allow_fractional": product.allow_fractional,
+                "temporarily_unavailable": False,
+                "vat_rate": product.vat_rate,
+                "valid_from": datetime.datetime(1970, 1, 1, 0, 0, 0),
+            },
+        )
+    with op.batch_alter_table("aps_product") as batch_op:
+        batch_op.drop_column("vat_rate")
+        batch_op.drop_column("name")
+
+        batch_op.drop_column("allow_fractional")
+        batch_op.drop_column("unit_of_measure")
+        batch_op.drop_column("price")
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column(
+        "aps_product",
+        sa.Column("price", sa.NUMERIC(precision=10, scale=2), nullable=False),
+    )
+    op.add_column(
+        "aps_product",
+        sa.Column("unit_of_measure", sa.VARCHAR(length=5), nullable=False),
+    )
+    op.add_column(
+        "aps_product", sa.Column("allow_fractional", sa.BOOLEAN(), nullable=False)
+    )
+    op.add_column(
+        "aps_product",
+        sa.Column("vat_rate", sa.NUMERIC(precision=10, scale=2), nullable=False),
+    )
+    op.add_column("aps_product", sa.Column("name", sa.VARCHAR(), nullable=False))
+    op.drop_table("aps_product_detail")
+    # ### end Alembic commands ###