Initial commit

backend/migrations/env.py

@@ -0,0 +1,57 @@
+"""Alembic environment — runs raw SQL migrations against SQLite or Postgres.
+
+No SQLAlchemy ORM is used. Migrations are plain SQL scripts so the migration
+layer stays independent of any Python model objects.
+"""
+
+from __future__ import annotations
+
+import asyncio
+from logging.config import fileConfig
+from typing import Any
+
+from alembic import context
+
+# Load the alembic.ini logging config.
+if context.config.config_file_name is not None:
+    fileConfig(context.config.config_file_name)
+
+
+def run_migrations_offline() -> None:
+    """Emit SQL to stdout (used by `alembic upgrade --sql`)."""
+    url = context.config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url,
+        target_metadata=None,
+        literal_binds=True,
+        dialect_opts={"paramstyle": "named"},
+    )
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def do_run_migrations(connection: Any) -> None:
+    context.configure(connection=connection, target_metadata=None)
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+async def run_migrations_online() -> None:
+    """Run migrations against a live DB connection."""
+    from sqlalchemy.ext.asyncio import create_async_engine
+
+    url = context.config.get_main_option("sqlalchemy.url")
+    # Coerce sqlite:// → sqlite+aiosqlite:// for async support.
+    if url and url.startswith("sqlite:///"):
+        url = url.replace("sqlite:///", "sqlite+aiosqlite:///", 1)
+
+    connectable = create_async_engine(url)
+    async with connectable.connect() as connection:
+        await connection.run_sync(do_run_migrations)
+    await connectable.dispose()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    asyncio.run(run_migrations_online())

backend/migrations/script.py.mako

@@ -0,0 +1,23 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+"""
+from __future__ import annotations
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = ${repr(up_revision)}
+down_revision: str | None = ${repr(down_revision)}
+branch_labels: str | None = ${repr(branch_labels)}
+depends_on: str | None = ${repr(depends_on)}
+
+
+def upgrade() -> None:
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade() -> None:
+    ${downgrades if downgrades else "pass"}

backend/migrations/versions/001_initial_schema.py

@@ -0,0 +1,156 @@
+"""Initial schema — all nine tables for the full application.
+
+Revision ID: 001
+Revises: None
+Create Date: 2026-05-31
+"""
+
+from __future__ import annotations
+
+from alembic import op
+
+revision: str = "001"
+down_revision: str | None = None
+branch_labels: str | None = None
+depends_on: str | None = None
+
+# Tables are created in FK-dependency order (workspace first).
+_UPGRADE_SQL = """
+CREATE TABLE IF NOT EXISTS workspace (
+    id TEXT PRIMARY KEY,
+    name TEXT NOT NULL,
+    planning_goal TEXT NOT NULL DEFAULT 'balanced'
+        CHECK (planning_goal IN ('max_time','max_money','balanced')),
+    created_at TIMESTAMP NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS personal_data (
+    uuid TEXT PRIMARY KEY,
+    workspace_id TEXT NOT NULL,
+    name TEXT NOT NULL,
+    salary_type TEXT NOT NULL DEFAULT 'monthly'
+        CHECK (salary_type IN ('monthly','hourly')),
+    employment_status TEXT NOT NULL DEFAULT 'employed'
+        CHECK (employment_status IN ('employed','jobseeking','none')),
+    personnummer_enc TEXT,
+    created_at TIMESTAMP NOT NULL,
+    deleted_at TIMESTAMP,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS "user" (
+    id TEXT PRIMARY KEY,
+    personal_data_uuid TEXT NOT NULL UNIQUE,
+    email TEXT NOT NULL UNIQUE,
+    hashed_password TEXT NOT NULL,
+    created_at TIMESTAMP NOT NULL,
+    FOREIGN KEY (personal_data_uuid) REFERENCES personal_data(uuid) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS workspace_invitation (
+    id TEXT PRIMARY KEY,
+    workspace_id TEXT NOT NULL,
+    token_hash TEXT NOT NULL UNIQUE,
+    invited_by_user_id TEXT NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('pending','accepted','revoked','expired')),
+    expires_at TIMESTAMP NOT NULL,
+    created_at TIMESTAMP NOT NULL,
+    accepted_at TIMESTAMP,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE,
+    FOREIGN KEY (invited_by_user_id) REFERENCES "user"(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS child (
+    id TEXT PRIMARY KEY,
+    workspace_id TEXT NOT NULL,
+    name TEXT NOT NULL,
+    birth_date DATE NOT NULL,
+    preschool_start_date DATE,
+    created_at TIMESTAMP NOT NULL,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS break_period (
+    id TEXT PRIMARY KEY,
+    workspace_id TEXT NOT NULL,
+    name TEXT NOT NULL,
+    start_date DATE NOT NULL,
+    end_date DATE NOT NULL,
+    target_weeks INTEGER NOT NULL,
+    created_at TIMESTAMP NOT NULL,
+    updated_at TIMESTAMP NOT NULL,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS parental_leave_fetch (
+    id TEXT PRIMARY KEY,
+    personal_data_uuid TEXT NOT NULL,
+    workspace_id TEXT NOT NULL,
+    child_id TEXT NOT NULL,
+    source TEXT NOT NULL CHECK (source IN ('scraped','manual')),
+    fetched_at TIMESTAMP NOT NULL,
+    total_days INTEGER NOT NULL,
+    days_used INTEGER NOT NULL,
+    days_left INTEGER NOT NULL,
+    reserved_days_total INTEGER NOT NULL DEFAULT 90,
+    reserved_days_left INTEGER NOT NULL,
+    transferable_days_left INTEGER NOT NULL,
+    dubbeldagar_left INTEGER NOT NULL,
+    tier_data TEXT NOT NULL,
+    created_at TIMESTAMP NOT NULL,
+    updated_at TIMESTAMP NOT NULL,
+    FOREIGN KEY (personal_data_uuid) REFERENCES personal_data(uuid) ON DELETE CASCADE,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE,
+    FOREIGN KEY (child_id) REFERENCES child(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS vacation_days (
+    id TEXT PRIMARY KEY,
+    personal_data_uuid TEXT NOT NULL,
+    workspace_id TEXT NOT NULL,
+    year INTEGER NOT NULL,
+    total_days INTEGER NOT NULL,
+    saved_days_in INTEGER NOT NULL DEFAULT 0,
+    created_at TIMESTAMP NOT NULL,
+    updated_at TIMESTAMP NOT NULL,
+    UNIQUE(personal_data_uuid, year),
+    FOREIGN KEY (personal_data_uuid) REFERENCES personal_data(uuid) ON DELETE CASCADE,
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS planned_leave_day (
+    id TEXT PRIMARY KEY,
+    workspace_id TEXT NOT NULL,
+    child_id TEXT NOT NULL,
+    parent_personal_data_uuid TEXT NOT NULL,
+    date DATE NOT NULL,
+    day_type TEXT NOT NULL CHECK (day_type IN ('sjukpenning','lagsta','vacation')),
+    is_dubbeldag INTEGER NOT NULL DEFAULT 0,
+    created_at TIMESTAMP NOT NULL,
+    updated_at TIMESTAMP NOT NULL,
+    UNIQUE(workspace_id, child_id, date, parent_personal_data_uuid),
+    FOREIGN KEY (workspace_id) REFERENCES workspace(id) ON DELETE CASCADE,
+    FOREIGN KEY (child_id) REFERENCES child(id) ON DELETE CASCADE,
+    FOREIGN KEY (parent_personal_data_uuid) REFERENCES personal_data(uuid) ON DELETE CASCADE
+);
+"""
+
+_DOWNGRADE_SQL = """
+DROP TABLE IF EXISTS planned_leave_day;
+DROP TABLE IF EXISTS vacation_days;
+DROP TABLE IF EXISTS parental_leave_fetch;
+DROP TABLE IF EXISTS break_period;
+DROP TABLE IF EXISTS child;
+DROP TABLE IF EXISTS workspace_invitation;
+DROP TABLE IF EXISTS "user";
+DROP TABLE IF EXISTS personal_data;
+DROP TABLE IF EXISTS workspace;
+"""
+
+
+def upgrade() -> None:
+    op.execute(_UPGRADE_SQL)
+
+
+def downgrade() -> None:
+    op.execute(_DOWNGRADE_SQL)