feat: evolve MetaBloom into full product foundation

server/app/models.py

@@ -0,0 +1,57 @@
+import enum
+import uuid
+from datetime import date, datetime, timezone
+from sqlalchemy import Boolean, Date, DateTime, Enum, Float, ForeignKey, Integer, String, Text
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+from .db import Base
+
+
+def now() -> datetime:
+    return datetime.now(timezone.utc)
+
+
+class EntryKind(str, enum.Enum):
+    weight = "weight"
+    glucose = "glucose"
+    water = "water"
+    activity = "activity"
+    sleep = "sleep"
+    mood = "mood"
+    meal = "meal"
+
+
+class User(Base):
+    __tablename__ = "users"
+    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
+    email: Mapped[str] = mapped_column(String(320), unique=True, index=True)
+    password_hash: Mapped[str] = mapped_column(String(255))
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=now)
+    profile: Mapped["Profile | None"] = relationship(back_populates="user", cascade="all, delete-orphan")
+    entries: Mapped[list["Entry"]] = relationship(back_populates="user", cascade="all, delete-orphan")
+
+
+class Profile(Base):
+    __tablename__ = "profiles"
+    user_id: Mapped[str] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"), primary_key=True)
+    display_name: Mapped[str | None] = mapped_column(String(80))
+    birth_date: Mapped[date | None] = mapped_column(Date)
+    height_cm: Mapped[float | None] = mapped_column(Float)
+    objective: Mapped[str | None] = mapped_column(String(120))
+    health_context: Mapped[str | None] = mapped_column(Text)
+    consent_health_data: Mapped[bool] = mapped_column(Boolean, default=False)
+    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=now, onupdate=now)
+    user: Mapped[User] = relationship(back_populates="profile")
+
+
+class Entry(Base):
+    __tablename__ = "entries"
+    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
+    user_id: Mapped[str] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"), index=True)
+    kind: Mapped[EntryKind] = mapped_column(Enum(EntryKind))
+    value: Mapped[float] = mapped_column(Float)
+    unit: Mapped[str] = mapped_column(String(24))
+    note: Mapped[str | None] = mapped_column(String(500))
+    recorded_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=now, index=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=now)
+    user: Mapped[User] = relationship(back_populates="entries")
+