Version Bump v14.3.1

Fix: If a product sku was updated and then deleted on the same day, it failed as the valid_till for the sku_version was set to yesterday while the valid_from was set to today.
Fix: Product update also failed as the db.commit was on the loop adding new skus

.vscode/mcp.json

@@ -0,0 +1,9 @@
+{
+  // For more information, visit: https://angular.dev/ai/mcp
+  "servers": {
+    "angular-cli": {
+      "command": "npx",
+      "args": ["-y", "@angular/cli", "mcp"]
+    }
+  }
+}

barker/alembic/versions/0e326930b8a4_temporal_products_fixed.py

@@ -34,7 +34,7 @@ def upgrade():
     )
 
     op.create_exclude_constraint(
-        "uq_product_versions_product_id",
+        op.f("uq_product_versions_product_id"),
         "product_versions",
         (prod.c.product_id, "="),
         (func.daterange(prod.c.valid_from, prod.c.valid_till, text("'[]'")), "&&"),

barker/alembic/versions/8260414066d6_index.py

@@ -0,0 +1,156 @@
+"""index
+
+Revision ID: 8260414066d6
+Revises: 5cb65066be86
+Create Date: 2026-02-13 06:22:39.926120
+
+"""
+
+import sqlalchemy as sa
+
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = "8260414066d6"
+down_revision = "5cb65066be86"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # 1) Add the column (nullable for backfill)
+    op.add_column("sku_versions", sa.Column("product_id", sa.UUID(), nullable=True))
+
+    # 2) Define lightweight table objects (no autoload; explicit columns only)
+    sku_versions = sa.Table(
+        "sku_versions",
+        sa.MetaData(),
+        sa.Column("id", sa.UUID(), primary_key=True),
+        sa.Column("sku_id", sa.UUID(), nullable=False),
+        sa.Column("product_id", sa.UUID(), nullable=True),
+        sa.Column("valid_from", sa.Date(), nullable=True),
+        sa.Column("valid_till", sa.Date(), nullable=True),
+        sa.Column("units", sa.Unicode(), nullable=False),
+    )
+
+    stock_keeping_units = sa.Table(
+        "stock_keeping_units",
+        sa.MetaData(),
+        sa.Column("id", sa.UUID(), primary_key=True),
+        sa.Column("product_id", sa.UUID(), nullable=False),
+    )
+
+    # 3) Backfill via SQLAlchemy Core UPDATE..SET..(SELECT ...)
+    product_id_subq = (
+        sa.select(stock_keeping_units.c.product_id)
+        .where(stock_keeping_units.c.id == sku_versions.c.sku_id)
+        .scalar_subquery()
+    )
+
+    backfill_stmt = (
+        sa.update(sku_versions).values(product_id=product_id_subq).where(sku_versions.c.product_id.is_(None))
+    )
+    op.execute(backfill_stmt)
+
+    # 5) Enforce NOT NULL at schema level
+    op.alter_column("sku_versions", "product_id", nullable=False)
+
+    # 6) Trigger keeps product_id in sync when sku_id changes
+    op.execute(
+        sa.text(
+            """
+            CREATE OR REPLACE FUNCTION sku_versions_set_product_id()
+            RETURNS trigger LANGUAGE plpgsql AS $$
+            BEGIN
+              SELECT s.product_id INTO NEW.product_id
+              FROM stock_keeping_units s
+              WHERE s.id = NEW.sku_id;
+
+              IF NEW.product_id IS NULL THEN
+                RAISE EXCEPTION 'Invalid sku_id %, no product found', NEW.sku_id;
+              END IF;
+
+              RETURN NEW;
+            END;
+            $$;
+            """
+        )
+    )
+
+    op.execute(sa.text("DROP TRIGGER IF EXISTS trg_sku_versions_set_product_id ON sku_versions;"))
+    op.execute(
+        sa.text(
+            """
+            CREATE TRIGGER trg_sku_versions_set_product_id
+            BEFORE INSERT OR UPDATE OF sku_id
+            ON sku_versions
+            FOR EACH ROW
+            EXECUTE FUNCTION sku_versions_set_product_id();
+            """
+        )
+    )
+
+    # 7) Exclusion constraint: product_id + units must not overlap in time
+    # daterange(valid_from, valid_till, '[]') overlap operator &&.
+    sv = sa.table(
+        "sku_versions",
+        sa.column("product_id", sa.UUID()),
+        sa.column("units", sa.UUID()),
+        sa.column("valid_from", sa.Date()),
+        sa.column("valid_till", sa.Date()),
+    )
+
+    op.create_exclude_constraint(
+        op.f("uq_sku_versions_product_id_units"),
+        "sku_versions",
+        (sv.c.product_id, "="),
+        (sv.c.units, "="),
+        (sa.func.daterange(sv.c.valid_from, sv.c.valid_till, sa.text("'[]'")), "&&"),
+    )
+
+    prod = sa.table(
+        "product_versions",
+        sa.column("id", sa.UUID()),
+        sa.column("name", sa.Unicode(length=255)),
+        sa.column("fraction_units", sa.Unicode(length=255)),
+        sa.column("valid_from", sa.Date()),
+        sa.column("valid_till", sa.Date()),
+    )
+    # Update the exclude constraint on product_versions to only be on the name and drop fraction_units from it
+    op.drop_constraint("uq_product_versions_name", "product_versions", type_="unique")
+    op.create_exclude_constraint(
+        op.f("uq_product_versions_name"),
+        "product_versions",
+        (prod.c.name, "="),
+        (sa.func.daterange(prod.c.valid_from, prod.c.valid_till, sa.text("'[]'")), "&&"),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    op.drop_constraint("uq_sku_versions_product_id_units", "sku_versions", type_="exclude")
+
+    # Drop trigger + function
+    op.execute(sa.text("DROP TRIGGER IF EXISTS trg_sku_versions_set_product_id ON sku_versions;"))
+    op.execute(sa.text("DROP FUNCTION IF EXISTS sku_versions_set_product_id();"))
+
+    # Drop column
+    op.drop_column("sku_versions", "product_id")
+
+    prod = sa.table(
+        "product_versions",
+        sa.column("id", sa.UUID()),
+        sa.column("name", sa.Unicode(length=255)),
+        sa.column("fraction_units", sa.Unicode(length=255)),
+        sa.column("valid_from", sa.Date()),
+        sa.column("valid_till", sa.Date()),
+    )
+    op.drop_constraint("uq_product_versions_name", "product_versions", type_="unique")
+    op.create_exclude_constraint(
+        "uq_product_versions_name",
+        "product_versions",
+        (prod.c.name, "="),
+        (prod.c.units, "="),
+        (sa.func.daterange(prod.c.valid_from, prod.c.valid_till, sa.text("'[]'")), "&&"),
+    )

barker/barker/__version__.py

@@ -1 +1 @@
-__version__ = "14.2.1"
+__version__ = "14.3.1"

barker/barker/db/base.py

@@ -38,7 +38,7 @@ from ..models.stock_keeping_unit import StockKeepingUnit
 from ..models.tax import Tax
 from ..models.user import User
 from ..models.user_role import UserRole
-from ..models.voucher import Voucher  # noqa
+from ..models.voucher import Voucher
 from ..models.voucher_type import VoucherType
 from .base_class import reg
 

barker/barker/models/sku_version.py

@@ -8,7 +8,7 @@ from typing import TYPE_CHECKING
 
 from sqlalchemy import Boolean, Date, ForeignKey, Numeric, Unicode, Uuid, func, text
 from sqlalchemy.dialects import postgresql
-from sqlalchemy.orm import Mapped, mapped_column, relationship
+from sqlalchemy.orm import Mapped, mapped_column, relationship, validates
 
 from ..db.base_class import reg
 
@@ -26,6 +26,14 @@ class SkuVersion:
         Uuid, primary_key=True, insert_default=uuid.uuid4, server_default=text("gen_random_uuid()")
     )
     sku_id: Mapped[uuid.UUID] = mapped_column(Uuid, ForeignKey("stock_keeping_units.id"), nullable=False)
+    # DB column is "product_id", but ORM attribute is private: "_product_id"
+    _product_id: Mapped[uuid.UUID] = mapped_column(
+        "product_id",
+        Uuid,
+        nullable=False,
+        repr=False,  # hides in dataclass repr
+        init=False,  # not part of __init__ signature (dataclass)
+    )
     units: Mapped[str] = mapped_column(
         Unicode, nullable=False
     )  # Need to have logic in the application to handle unit uniqueness since we don't have product_id here
@@ -56,8 +64,24 @@ class SkuVersion:
             (sku_id, "="),
             (func.daterange(valid_from, valid_till, text("'[]'")), "&&"),
         ),
+        # product-level uniqueness per time range
+        postgresql.ExcludeConstraint(
+            (_product_id, "="),
+            (units, "="),
+            (func.daterange(valid_from, valid_till, text("'[]'")), "&&"),
+            name="uq_sku_versions_product_units_time",
+            using="gist",
+        ),
     )
 
+    @validates("_product_id")
+    def _prevent_writes_to_product_id(self, key, value):
+        """
+        This column is integrity-only. We never accept app-side writes.
+        DB trigger sets it.
+        """
+        raise ValueError("product_id is managed by the database and must not be set in application code.")
+
     def __init__(
         self,
         units: str = "",

barker/barker/routers/product.py

@@ -32,7 +32,7 @@ from ..schemas.sale_category import SaleCategoryLink
 from ..schemas.stock_keeping_unit import StockKeepingUnit as StockKeepingUnitSchema
 from ..schemas.tax import TaxLink
 from ..schemas.user_token import UserToken
-from . import _pv_active, _pv_onclause, _sv_onclause, effective_date
+from . import _pv_active, _pv_onclause, _sv_active, _sv_onclause, effective_date
 
 
 router = APIRouter()
@@ -117,21 +117,6 @@ def save(
 def add_modifiers(
     sku_id: uuid.UUID, product_id: uuid.UUID, menu_category_id: uuid.UUID, date_: date, db: Session
 ) -> None:
-    sv_active = and_(
-        or_(SkuVersion.valid_from == None, SkuVersion.valid_from <= date_),  # noqa: E711
-        or_(SkuVersion.valid_till == None, SkuVersion.valid_till >= date_),  # noqa: E711
-    )
-    product_version_onclause = and_(
-        ProductVersion.product_id == Product.id,
-        or_(
-            ProductVersion.valid_from == None,  # noqa: E711
-            ProductVersion.valid_from <= date_,
-        ),
-        or_(
-            ProductVersion.valid_till == None,  # noqa: E711
-            ProductVersion.valid_till >= date_,
-        ),
-    )
     # how many DISTINCT products (excluding current product via sku_id) are in this menu category today?
     products_in_category = db.execute(
         select(func.count(func.distinct(StockKeepingUnit.product_id)))
@@ -139,7 +124,7 @@ def add_modifiers(
         .join(SkuVersion.sku)  # -> StockKeepingUnit
         .where(
             and_(
-                sv_active,
+                _sv_active(date_),
                 SkuVersion.menu_category_id == menu_category_id,
                 SkuVersion.sku_id != sku_id,
             )
@@ -152,7 +137,7 @@ def add_modifiers(
             ModifierCategory.id,
         )
         .select_from(ProductVersion)
-        .join(Product, onclause=product_version_onclause)
+        .join(Product, onclause=_pv_onclause(date_))
         .join(Product.modifier_categories)
         .group_by(ModifierCategory.id)
     ).all()
@@ -224,12 +209,16 @@ def update_route(
                 .scalars()
                 .all()
             )
-
             for i in range(len(old_svers), 0, -1):
                 sku: SkuVersion = old_svers[i - 1]
-                index = next((idx for (idx, d) in enumerate(data.skus) if d.id_ == sku.id), None)
+                index = next((idx for (idx, d) in enumerate(data.skus) if d.version_id == sku.id), None)
                 if index is None:
-                    sku.valid_till = date_ - timedelta(days=1)
+                    if sku.valid_from == date_:
+                        # Created/changed effective today, and now removed in the same request.
+                        # Delete instead of creating an invalid interval.
+                        db.delete(sku)
+                    else:
+                        sku.valid_till = date_ - timedelta(days=1)
                     continue
                 new_data_sku = data.skus.pop(index)
                 sku_changed = (
@@ -285,7 +274,7 @@ def update_route(
                     sku=new_s,
                 )
                 db.add(new_sku)
-                db.commit()
+            db.commit()
     except SQLAlchemyError as e:
         raise HTTPException(
             status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
@@ -301,11 +290,6 @@ def delete_route(
 ) -> None:
     with SessionFuture() as db:
         # Active SkuVersion filter
-        sv_onclause = and_(
-            SkuVersion.sku_id == StockKeepingUnit.id,
-            or_(SkuVersion.valid_from == None, SkuVersion.valid_from <= date_),  # noqa: E711
-            or_(SkuVersion.valid_till == None, SkuVersion.valid_till >= date_),  # noqa: E711
-        )
         day = func.cast(
             Voucher.date + timedelta(minutes=settings.TIMEZONE_OFFSET_MINUTES - settings.NEW_DAY_OFFSET_MINUTES), Date
         ).label("day")
@@ -323,19 +307,7 @@ def delete_route(
             )
 
         pv_active: ProductVersion = db.execute(
-            select(ProductVersion).where(
-                and_(
-                    ProductVersion.product_id == id_,
-                    or_(
-                        ProductVersion.valid_from == None,  # noqa: E711
-                        ProductVersion.valid_from <= date_,
-                    ),
-                    or_(
-                        ProductVersion.valid_till == None,  # noqa: E711
-                        ProductVersion.valid_till >= date_,
-                    ),
-                )
-            )
+            select(ProductVersion).where(ProductVersion.product_id == id_, _pv_active(date_))
         ).scalar_one()
         if pv_active.valid_from == date_:
             db.delete(pv_active)
@@ -345,7 +317,7 @@ def delete_route(
         sv_active = (
             db.execute(
                 select(SkuVersion)
-                .join(StockKeepingUnit, onclause=sv_onclause)  # -> StockKeepingUnit
+                .join(StockKeepingUnit, onclause=_sv_onclause(date_))  # -> StockKeepingUnit
                 .where(StockKeepingUnit.product_id == id_)
             )
             .scalars()
@@ -374,28 +346,15 @@ def show_list(date_: date = Depends(effective_date), user: UserToken = Depends(g
 
 
 def product_list(date_: date, db: Session) -> list[schemas.Product]:
-    # Active ProductVersion filter
-    pv_active = and_(
-        or_(ProductVersion.valid_from == None, ProductVersion.valid_from <= date_),  # noqa: E711
-        or_(ProductVersion.valid_till == None, ProductVersion.valid_till >= date_),  # noqa: E711
-    )
-
-    # Active SkuVersion filter
-    sv_onclause = and_(
-        SkuVersion.sku_id == StockKeepingUnit.id,
-        or_(SkuVersion.valid_from == None, SkuVersion.valid_from <= date_),  # noqa: E711
-        or_(SkuVersion.valid_till == None, SkuVersion.valid_till >= date_),  # noqa: E711
-    )
-
     rows = (
         db.execute(
             select(ProductVersion)
             .join(ProductVersion.sale_category)  # ProductVersion has sale_category
             .join(ProductVersion.product)
             .join(Product.skus)
-            .join(SkuVersion, sv_onclause)
+            .join(SkuVersion, onclause=_sv_onclause(date_))
             .join(SkuVersion.menu_category)  # Menu category lives here
-            .where(pv_active)
+            .where(_pv_active(date_))
             .order_by(
                 MenuCategory.sort_order,
                 MenuCategory.name,
@@ -605,6 +564,7 @@ def product_info(version: ProductVersion) -> schemas.Product:
         skus=[
             StockKeepingUnitSchema(
                 id_=sku.id,
+                version_id=sku_version.id,
                 units=sku_version.units,
                 fraction=sku_version.fraction,
                 product_yield=sku_version.product_yield,

barker/barker/routers/reports/product_sale_report.py

@@ -53,13 +53,11 @@ def product_sale_report(
     start_date: date, finish_date: date, id_: uuid.UUID | None, db: Session
 ) -> list[ProductSaleReportItem]:
     day = func.cast(
-        Voucher.date + timedelta(minutes=settings.TIMEZONE_OFFSET_MINUTES - settings.NEW_DAY_OFFSET_MINUTES), Date
+        Kot.date + timedelta(minutes=settings.TIMEZONE_OFFSET_MINUTES - settings.NEW_DAY_OFFSET_MINUTES), Date
     ).label("day")
-    product_version_onclause = _pv_onclause(day)
-    sku_version_onclause = _sv_onclause(day)
     query = (
         select(
-            ProductVersion.id,
+            StockKeepingUnit.id,
             ProductVersion.name,
             SkuVersion.units,
             Voucher.voucher_type,
@@ -69,10 +67,10 @@ def product_sale_report(
         .join(Inventory.kot)
         .join(Kot.voucher)
         .join(Inventory.sku)
-        .join(SkuVersion, onclause=sku_version_onclause)
+        .join(SkuVersion, onclause=_sv_onclause(day))
         .join(SkuVersion.menu_category)
         .join(StockKeepingUnit.product)
-        .join(ProductVersion, onclause=product_version_onclause)
+        .join(ProductVersion, onclause=_pv_onclause(day))
         .join(ProductVersion.sale_category)
         .join(Voucher.food_table)
         .where(
@@ -85,7 +83,7 @@ def product_sale_report(
     query = query.group_by(
         SaleCategory.name,
         MenuCategory.name,
-        ProductVersion.id,
+        StockKeepingUnit.id,
         ProductVersion.name,
         SkuVersion.units,
         Voucher.voucher_type,
@@ -93,14 +91,14 @@ def product_sale_report(
     ).order_by(SaleCategory.name, MenuCategory.name, ProductVersion.name, SkuVersion.units)
     list_ = db.execute(query).all()
     info: list[ProductSaleReportItem] = []
-    for product_version_id, name, units, v_type, hh, quantity in list_:
+    for sku_id, name, units, v_type, hh, quantity in list_:
         type_ = VoucherType(v_type).name
-        old = next((i for i in info if i.product_version_id == product_version_id and i.is_happy_hour == hh), None)
+        old = next((i for i in info if i.sku_id == sku_id and i.is_happy_hour == hh), None)
         if old:
             old[type_] = old[type_] + quantity
         else:
             item = ProductSaleReportItem(
-                product_version_id=product_version_id, name=f"{'H H ' if hh else ''}{name} ({units})", is_happy_hour=hh
+                sku_id=sku_id, name=f"{'H H ' if hh else ''}{name} ({units})", is_happy_hour=hh
             )
             item[type_] = quantity
             info.append(item)

barker/barker/routers/reports/sale_report.py

@@ -60,7 +60,7 @@ def get_sale_report(
 
 def get_sale(start_date: date, finish_date: date, id_: uuid.UUID | None, db: Session) -> list[SaleReportItem]:
     day = func.cast(
-        Voucher.date + timedelta(minutes=settings.TIMEZONE_OFFSET_MINUTES - settings.NEW_DAY_OFFSET_MINUTES), Date
+        Kot.date + timedelta(minutes=settings.TIMEZONE_OFFSET_MINUTES - settings.NEW_DAY_OFFSET_MINUTES), Date
     ).label("day")
     product_version_onclause = _pv_onclause(day)
     query = (

barker/barker/schemas/guest_book.py

@@ -56,7 +56,7 @@ class GuestBookIn(BaseModel):
         return None if value is None else value.strftime("%d-%b-%Y %H:%M")
 
     @model_validator(mode="after")
-    def nulls(self) -> "GuestBookIn":
+    def nulls(self) -> GuestBookIn:
         if self.arrival_date is None and self.booking_date is None:
             raise ValueError("Both arrival and booking date cannot be null")
         return self

barker/barker/schemas/product_sale_report.py

@@ -19,7 +19,7 @@ from .user import UserLink
 
 
 class ProductSaleReportItem(BaseModel):
-    product_version_id: uuid.UUID
+    sku_id: uuid.UUID
     name: str
     is_happy_hour: bool
 
@@ -40,7 +40,7 @@ class ProductSaleReportItem(BaseModel):
     @model_serializer(mode="plain")
     def custom_dump(self) -> dict:  # type: ignore
         base = {
-            "productVersionId": str(self.product_version_id),
+            "skuId": str(self.sku_id),
             "name": self.name,
             "isHappyHour": self.is_happy_hour,
         }

barker/barker/schemas/voucher.py

@@ -26,7 +26,7 @@ class Inventory(BaseModel):
     tax_rate: Daf | None = None
     discount: Annotated[Daf, Field(ge=0, le=1)]
     modifiers: list[ModifierLink]
-    children: Annotated[list["Inventory"], Field(default_factory=list)]
+    children: Annotated[list[Inventory], Field(default_factory=list)]
     amount: Daf | None = None
     model_config = ConfigDict(alias_generator=to_camel, populate_by_name=True)
 
@@ -59,7 +59,7 @@ class Inventory(BaseModel):
         return round(value, 5)
 
     @model_validator(mode="after")
-    def calculate_amount(self) -> "Inventory":
+    def calculate_amount(self) -> Inventory:
         price = Decimal(0) if self.is_happy_hour else (self.price or Decimal(0))
         self.amount = round(
             Decimal(price * self.quantity * (1 - self.discount) * (1 + (self.tax_rate or Decimal(0)))),

barker/barker/schemas/voucher_out.py

@@ -50,7 +50,7 @@ class Inventory(BaseModel):
     is_happy_hour: bool
     type_: InventoryType
     parent_id: uuid.UUID | None = None
-    children: Annotated[list["Inventory"], Field(default_factory=list)]
+    children: Annotated[list[Inventory], Field(default_factory=list)]
     modifiers: list[ModifierLink]
     amount: Daf | None = None
     model_config = ConfigDict(alias_generator=to_camel, populate_by_name=True)
@@ -84,7 +84,7 @@ class Inventory(BaseModel):
         return round(value, 5)
 
     @model_validator(mode="after")
-    def calculate_amount(self) -> "Inventory":
+    def calculate_amount(self) -> Inventory:
         price = Decimal(0) if self.is_happy_hour else (self.price or Decimal(0))
         self.amount = round(
             (

barker/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "barker"
-version = "14.2.1"
+version = "14.3.1"
 description = "Point of Sale for a restaurant"
 authors = ["tanshu <git@tanshu.com>"]
 
@@ -36,8 +36,8 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]
 line-length = 120
-# Assume Python 3.13.
-target-version = "py313"
+# Assume Python 3.14.
+target-version = "py314"
 exclude = [
     ".eggs",
     ".git",

bookie/package.json

@@ -1,6 +1,6 @@
 {
   "name": "bookie",
-  "version": "14.2.1",
+  "version": "14.3.1",
   "scripts": {
     "ng": "ng",
     "start": "ng serve",

bookie/src/app/app.environment.ts

@@ -1,7 +1,7 @@
 export const environment = {
   production: true,
   ACCESS_TOKEN_REFRESH_MINUTES: 10, // refresh token 10 minutes before expiry
-  version: '14.2.1',
+  version: '14.3.1',
 };
 
 export const dateFormat = {

frank/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "frank"
-version = "14.2.1"
+version = "14.3.1"
 description = "Point of Sale for a restaurant"
 authors = ["tanshu <git@tanshu.com>"]