add backend

backend/.gitignore

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+__pycache__
+app.egg-info

backend/app/.flake8

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+[flake8]
+max-line-length = 88
+exclude = .git,__pycache__,__init__.py,.mypy_cache,.pytest_cache

backend/app/.gitignore

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+.mypy_cache
+.coverage
+htmlcov

backend/app/alembic.ini

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+# A generic, single database configuration.
+
+[alembic]
+# path to migration scripts
+script_location = alembic
+
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# timezone to use when rendering the date
+# within the migration file as well as the filename.
+# string value is passed to dateutil.tz.gettz()
+# leave blank for localtime
+# timezone =
+
+# max length of characters to apply to the
+# "slug" field
+#truncate_slug_length = 40
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+# set to 'true' to allow .pyc and .pyo files without
+# a source .py file to be detected as revisions in the
+# versions/ directory
+# sourceless = false
+
+# version location specification; this defaults
+# to alembic/versions.  When using multiple version
+# directories, initial revisions must be specified with --version-path
+# version_locations = %(here)s/bar %(here)s/bat alembic/versions
+
+# the output encoding used when revision files
+# are written from script.py.mako
+# output_encoding = utf-8
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

backend/app/alembic/README

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+Generic single-database configuration.

backend/app/alembic/env.py

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+from __future__ import with_statement
+
+import os
+
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+from logging.config import fileConfig
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+# target_metadata = None
+
+from app.db.base import Base  # noqa
+
+target_metadata = Base.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def get_url():
+    user = os.getenv("POSTGRES_USER", "postgres")
+    password = os.getenv("POSTGRES_PASSWORD", "")
+    server = os.getenv("POSTGRES_SERVER", "db")
+    db = os.getenv("POSTGRES_DB", "app")
+    return f"postgresql://{user}:{password}@{server}/{db}"
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = get_url()
+    context.configure(
+        url=url, target_metadata=target_metadata, literal_binds=True, compare_type=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+    configuration = config.get_section(config.config_ini_section)
+    configuration["sqlalchemy.url"] = get_url()
+    connectable = engine_from_config(
+        configuration, prefix="sqlalchemy.", poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection, target_metadata=target_metadata, compare_type=True
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

backend/app/alembic/script.py.mako

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+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

backend/app/alembic/versions/d4867f3a4c0a_first_revision.py

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+"""First revision
+
+Revision ID: d4867f3a4c0a
+Revises:
+Create Date: 2019-04-17 13:53:32.978401
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "d4867f3a4c0a"
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "user",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("full_name", sa.String(), nullable=True),
+        sa.Column("email", sa.String(), nullable=True),
+        sa.Column("hashed_password", sa.String(), nullable=True),
+        sa.Column("is_active", sa.Boolean(), nullable=True),
+        sa.Column("is_superuser", sa.Boolean(), nullable=True),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index(op.f("ix_user_email"), "user", ["email"], unique=True)
+    op.create_index(op.f("ix_user_full_name"), "user", ["full_name"], unique=False)
+    op.create_index(op.f("ix_user_id"), "user", ["id"], unique=False)
+    op.create_table(
+        "item",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("title", sa.String(), nullable=True),
+        sa.Column("description", sa.String(), nullable=True),
+        sa.Column("owner_id", sa.Integer(), nullable=True),
+        sa.ForeignKeyConstraint(["owner_id"], ["user.id"],),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index(op.f("ix_item_description"), "item", ["description"], unique=False)
+    op.create_index(op.f("ix_item_id"), "item", ["id"], unique=False)
+    op.create_index(op.f("ix_item_title"), "item", ["title"], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f("ix_item_title"), table_name="item")
+    op.drop_index(op.f("ix_item_id"), table_name="item")
+    op.drop_index(op.f("ix_item_description"), table_name="item")
+    op.drop_table("item")
+    op.drop_index(op.f("ix_user_id"), table_name="user")
+    op.drop_index(op.f("ix_user_full_name"), table_name="user")
+    op.drop_index(op.f("ix_user_email"), table_name="user")
+    op.drop_table("user")
+    # ### end Alembic commands ###

backend/app/app/api/api_v1/api.py

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+from fastapi import APIRouter
+
+from app.api.api_v1.endpoints import items, login, users, utils
+
+api_router = APIRouter()
+api_router.include_router(login.router, tags=["login"])
+api_router.include_router(users.router, prefix="/users", tags=["users"])
+api_router.include_router(utils.router, prefix="/utils", tags=["utils"])
+api_router.include_router(items.router, prefix="/items", tags=["items"])

backend/app/app/api/api_v1/endpoints/items.py

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+from typing import Any, List
+
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+
+from app import crud, models, schemas
+from app.api import deps
+
+router = APIRouter()
+
+
+@router.get("/", response_model=List[schemas.Item])
+def read_items(
+    db: Session = Depends(deps.get_db),
+    skip: int = 0,
+    limit: int = 100,
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Retrieve items.
+    """
+    if crud.user.is_superuser(current_user):
+        items = crud.item.get_multi(db, skip=skip, limit=limit)
+    else:
+        items = crud.item.get_multi_by_owner(
+            db=db, owner_id=current_user.id, skip=skip, limit=limit
+        )
+    return items
+
+
+@router.post("/", response_model=schemas.Item)
+def create_item(
+    *,
+    db: Session = Depends(deps.get_db),
+    item_in: schemas.ItemCreate,
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Create new item.
+    """
+    item = crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=current_user.id)
+    return item
+
+
+@router.put("/{id}", response_model=schemas.Item)
+def update_item(
+    *,
+    db: Session = Depends(deps.get_db),
+    id: int,
+    item_in: schemas.ItemUpdate,
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Update an item.
+    """
+    item = crud.item.get(db=db, id=id)
+    if not item:
+        raise HTTPException(status_code=404, detail="Item not found")
+    if not crud.user.is_superuser(current_user) and (item.owner_id != current_user.id):
+        raise HTTPException(status_code=400, detail="Not enough permissions")
+    item = crud.item.update(db=db, db_obj=item, obj_in=item_in)
+    return item
+
+
+@router.get("/{id}", response_model=schemas.Item)
+def read_item(
+    *,
+    db: Session = Depends(deps.get_db),
+    id: int,
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Get item by ID.
+    """
+    item = crud.item.get(db=db, id=id)
+    if not item:
+        raise HTTPException(status_code=404, detail="Item not found")
+    if not crud.user.is_superuser(current_user) and (item.owner_id != current_user.id):
+        raise HTTPException(status_code=400, detail="Not enough permissions")
+    return item
+
+
+@router.delete("/{id}", response_model=schemas.Item)
+def delete_item(
+    *,
+    db: Session = Depends(deps.get_db),
+    id: int,
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Delete an item.
+    """
+    item = crud.item.get(db=db, id=id)
+    if not item:
+        raise HTTPException(status_code=404, detail="Item not found")
+    if not crud.user.is_superuser(current_user) and (item.owner_id != current_user.id):
+        raise HTTPException(status_code=400, detail="Not enough permissions")
+    item = crud.item.remove(db=db, id=id)
+    return item

backend/app/app/api/api_v1/endpoints/login.py

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+from datetime import timedelta
+from typing import Any
+
+from fastapi import APIRouter, Body, Depends, HTTPException
+from fastapi.security import OAuth2PasswordRequestForm
+from sqlalchemy.orm import Session
+
+from app import crud, models, schemas
+from app.api import deps
+from app.core import security
+from app.core.config import settings
+from app.core.security import get_password_hash
+from app.utils import (
+    generate_password_reset_token,
+    send_reset_password_email,
+    verify_password_reset_token,
+)
+
+router = APIRouter()
+
+
+@router.post("/login/access-token", response_model=schemas.Token)
+def login_access_token(
+    db: Session = Depends(deps.get_db), form_data: OAuth2PasswordRequestForm = Depends()
+) -> Any:
+    """
+    OAuth2 compatible token login, get an access token for future requests
+    """
+    user = crud.user.authenticate(
+        db, email=form_data.username, password=form_data.password
+    )
+    if not user:
+        raise HTTPException(status_code=400, detail="Incorrect email or password")
+    elif not crud.user.is_active(user):
+        raise HTTPException(status_code=400, detail="Inactive user")
+    access_token_expires = timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
+    return {
+        "access_token": security.create_access_token(
+            user.id, expires_delta=access_token_expires
+        ),
+        "token_type": "bearer",
+    }
+
+
+@router.post("/login/test-token", response_model=schemas.User)
+def test_token(current_user: models.User = Depends(deps.get_current_user)) -> Any:
+    """
+    Test access token
+    """
+    return current_user
+
+
+@router.post("/password-recovery/{email}", response_model=schemas.Msg)
+def recover_password(email: str, db: Session = Depends(deps.get_db)) -> Any:
+    """
+    Password Recovery
+    """
+    user = crud.user.get_by_email(db, email=email)
+
+    if not user:
+        raise HTTPException(
+            status_code=404,
+            detail="The user with this username does not exist in the system.",
+        )
+    password_reset_token = generate_password_reset_token(email=email)
+    send_reset_password_email(
+        email_to=user.email, email=email, token=password_reset_token
+    )
+    return {"msg": "Password recovery email sent"}
+
+
+@router.post("/reset-password/", response_model=schemas.Msg)
+def reset_password(
+    token: str = Body(...),
+    new_password: str = Body(...),
+    db: Session = Depends(deps.get_db),
+) -> Any:
+    """
+    Reset password
+    """
+    email = verify_password_reset_token(token)
+    if not email:
+        raise HTTPException(status_code=400, detail="Invalid token")
+    user = crud.user.get_by_email(db, email=email)
+    if not user:
+        raise HTTPException(
+            status_code=404,
+            detail="The user with this username does not exist in the system.",
+        )
+    elif not crud.user.is_active(user):
+        raise HTTPException(status_code=400, detail="Inactive user")
+    hashed_password = get_password_hash(new_password)
+    user.hashed_password = hashed_password
+    db.add(user)
+    db.commit()
+    return {"msg": "Password updated successfully"}

backend/app/app/api/api_v1/endpoints/users.py

@@ -0,0 +1,174 @@
+from typing import Any, List
+
+from fastapi import APIRouter, Body, Depends, HTTPException
+from fastapi.encoders import jsonable_encoder
+from pydantic.networks import EmailStr
+from sqlalchemy.orm import Session
+
+from app import crud, models, schemas
+from app.api import deps
+from app.core.config import settings
+from app.utils import send_new_account_email
+
+router = APIRouter()
+
+
+@router.get("/", response_model=List[schemas.User])
+def read_users(
+    db: Session = Depends(deps.get_db),
+    skip: int = 0,
+    limit: int = 100,
+    current_user: models.User = Depends(deps.get_current_active_superuser),
+) -> Any:
+    """
+    Retrieve users.
+    """
+    users = crud.user.get_multi(db, skip=skip, limit=limit)
+    return users
+
+
+@router.post("/create", response_model=schemas.User)
+def create_user(
+    *,
+    db: Session = Depends(deps.get_db),
+    user_in: schemas.UserCreate,
+    current_user: models.User = Depends(deps.get_current_active_superuser),
+) -> Any:
+    """
+    Create new user by super user.
+    """
+    user = crud.user.get_by_email(db, email=user_in.email)
+    if user:
+        raise HTTPException(
+            status_code=400,
+            detail="The user with this username already exists in the system.",
+        )
+    user = crud.user.create(db, obj_in=user_in)
+    if settings.EMAILS_ENABLED and user_in.email:
+        send_new_account_email(
+            email_to=user_in.email, username=user_in.email, password=user_in.password
+        )
+    return user
+
+@router.post("/register", response_model=schemas.User)
+def register_user(
+    *,
+    db: Session = Depends(deps.get_db),
+    user_in: schemas.UserCreate,
+) -> Any:
+    """
+    User register.
+    """
+    user = crud.user.get_by_email(db, email=user_in.email)
+    if user:
+        raise HTTPException(
+            status_code=400,
+            detail="The user with this username already exists in the system.",
+        )
+    user = crud.user.create(db, obj_in=user_in)
+    if settings.EMAILS_ENABLED and user_in.email:
+        send_new_account_email(
+            email_to=user_in.email, username=user_in.email, password=user_in.password
+        )
+    return user
+
+@router.put("/me", response_model=schemas.User)
+def update_user_me(
+    *,
+    db: Session = Depends(deps.get_db),
+    password: str = Body(None),
+    full_name: str = Body(None),
+    email: EmailStr = Body(None),
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Update own user.
+    """
+    current_user_data = jsonable_encoder(current_user)
+    user_in = schemas.UserUpdate(**current_user_data)
+    if password is not None:
+        user_in.password = password
+    if full_name is not None:
+        user_in.full_name = full_name
+    if email is not None:
+        user_in.email = email
+    user = crud.user.update(db, db_obj=current_user, obj_in=user_in)
+    return user
+
+
+@router.get("/me", response_model=schemas.User)
+def read_user_me(
+    db: Session = Depends(deps.get_db),
+    current_user: models.User = Depends(deps.get_current_active_user),
+) -> Any:
+    """
+    Get current user.
+    """
+    return current_user
+
+
+@router.post("/open", response_model=schemas.User)
+def create_user_open(
+    *,
+    db: Session = Depends(deps.get_db),
+    password: str = Body(...),
+    email: EmailStr = Body(...),
+    full_name: str = Body(None),
+) -> Any:
+    """
+    Create new user without the need to be logged in.
+    """
+    if not settings.USERS_OPEN_REGISTRATION:
+        raise HTTPException(
+            status_code=403,
+            detail="Open user registration is forbidden on this server",
+        )
+    user = crud.user.get_by_email(db, email=email)
+    if user:
+        raise HTTPException(
+            status_code=400,
+            detail="The user with this username already exists in the system",
+        )
+    user_in = schemas.UserCreate(password=password, email=email, full_name=full_name)
+    user = crud.user.create(db, obj_in=user_in)
+    return user
+
+
+@router.get("/{user_id}", response_model=schemas.User)
+def read_user_by_id(
+    user_id: int,
+    current_user: models.User = Depends(deps.get_current_active_user),
+    db: Session = Depends(deps.get_db),
+) -> Any:
+    """
+    Get a specific user by id.
+    """
+    user = crud.user.get(db, id=user_id)
+    if user == current_user:
+        return user
+    if not crud.user.is_superuser(current_user):
+        raise HTTPException(
+            status_code=400, detail="The user doesn't have enough privileges"
+        )
+    return user
+
+
+@router.put("/{user_id}", response_model=schemas.User)
+def update_user(
+    *,
+    db: Session = Depends(deps.get_db),
+    user_id: int,
+    user_in: schemas.UserUpdate,
+    current_user: models.User = Depends(deps.get_current_active_superuser),
+) -> Any:
+    """
+    Update a user.
+    """
+    user = crud.user.get(db, id=user_id)
+    if not user:
+        raise HTTPException(
+            status_code=404,
+            detail="The user with this username does not exist in the system",
+        )
+    user = crud.user.update(db, db_obj=user, obj_in=user_in)
+    return user

backend/app/app/api/api_v1/endpoints/utils.py

@@ -0,0 +1,35 @@
+from typing import Any
+
+from fastapi import APIRouter, Depends
+from pydantic.networks import EmailStr
+
+from app import models, schemas
+from app.api import deps
+from app.core.celery_app import celery_app
+from app.utils import send_test_email
+
+router = APIRouter()
+
+
+@router.post("/test-celery/", response_model=schemas.Msg, status_code=201)
+def test_celery(
+    msg: schemas.Msg,
+    current_user: models.User = Depends(deps.get_current_active_superuser),
+) -> Any:
+    """
+    Test Celery worker.
+    """
+    celery_app.send_task("app.worker.test_celery", args=[msg.msg])
+    return {"msg": "Word received"}
+
+
+@router.post("/test-email/", response_model=schemas.Msg, status_code=201)
+def test_email(
+    email_to: EmailStr,
+    current_user: models.User = Depends(deps.get_current_active_superuser),
+) -> Any:
+    """
+    Test emails.
+    """
+    send_test_email(email_to=email_to)
+    return {"msg": "Test email sent"}

backend/app/app/api/deps.py

@@ -0,0 +1,61 @@
+from typing import Generator
+
+from fastapi import Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordBearer
+from jose import jwt
+from pydantic import ValidationError
+from sqlalchemy.orm import Session
+
+from app import crud, models, schemas
+from app.core import security
+from app.core.config import settings
+from app.db.session import SessionLocal
+
+reusable_oauth2 = OAuth2PasswordBearer(
+    tokenUrl=f"{settings.API_V1_STR}/login/access-token"
+)
+
+
+def get_db() -> Generator:
+    try:
+        db = SessionLocal()
+        yield db
+    finally:
+        db.close()
+
+
+def get_current_user(
+    db: Session = Depends(get_db), token: str = Depends(reusable_oauth2)
+) -> models.User:
+    try:
+        payload = jwt.decode(
+            token, settings.SECRET_KEY, algorithms=[security.ALGORITHM]
+        )
+        token_data = schemas.TokenPayload(**payload)
+    except (jwt.JWTError, ValidationError):
+        raise HTTPException(
+            status_code=status.HTTP_403_FORBIDDEN,
+            detail="Could not validate credentials",
+        )
+    user = crud.user.get(db, id=token_data.sub)
+    if not user:
+        raise HTTPException(status_code=404, detail="User not found")
+    return user
+
+
+def get_current_active_user(
+    current_user: models.User = Depends(get_current_user),
+) -> models.User:
+    if not crud.user.is_active(current_user):
+        raise HTTPException(status_code=400, detail="Inactive user")
+    return current_user
+
+
+def get_current_active_superuser(
+    current_user: models.User = Depends(get_current_user),
+) -> models.User:
+    if not crud.user.is_superuser(current_user):
+        raise HTTPException(
+            status_code=400, detail="The user doesn't have enough privileges"
+        )
+    return current_user

backend/app/app/backend_pre_start.py

@@ -0,0 +1,37 @@
+import logging
+
+from tenacity import after_log, before_log, retry, stop_after_attempt, wait_fixed
+
+from app.db.session import SessionLocal
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+max_tries = 60 * 5  # 5 minutes
+wait_seconds = 1
+
+
+@retry(
+    stop=stop_after_attempt(max_tries),
+    wait=wait_fixed(wait_seconds),
+    before=before_log(logger, logging.INFO),
+    after=after_log(logger, logging.WARN),
+)
+def init() -> None:
+    try:
+        db = SessionLocal()
+        # Try to create session to check if DB is awake
+        db.execute("SELECT 1")
+    except Exception as e:
+        logger.error(e)
+        raise e
+
+
+def main() -> None:
+    logger.info("Initializing service")
+    init()
+    logger.info("Service finished initializing")
+
+
+if __name__ == "__main__":
+    main()

backend/app/app/celeryworker_pre_start.py

@@ -0,0 +1,37 @@
+import logging
+
+from tenacity import after_log, before_log, retry, stop_after_attempt, wait_fixed
+
+from app.db.session import SessionLocal
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+max_tries = 60 * 5  # 5 minutes
+wait_seconds = 1
+
+
+@retry(
+    stop=stop_after_attempt(max_tries),
+    wait=wait_fixed(wait_seconds),
+    before=before_log(logger, logging.INFO),
+    after=after_log(logger, logging.WARN),
+)
+def init() -> None:
+    try:
+        # Try to create session to check if DB is awake
+        db = SessionLocal()
+        db.execute("SELECT 1")
+    except Exception as e:
+        logger.error(e)
+        raise e
+
+
+def main() -> None:
+    logger.info("Initializing service")
+    init()
+    logger.info("Service finished initializing")
+
+
+if __name__ == "__main__":
+    main()

backend/app/app/core/celery_app.py

@@ -0,0 +1,5 @@
+from celery import Celery
+
+celery_app = Celery("worker", broker="amqp://guest@queue//")
+
+celery_app.conf.task_routes = {"app.worker.test_celery": "main-queue"}

backend/app/app/core/config.py

@@ -0,0 +1,103 @@
+import secrets
+from typing import Any, Dict, List, Optional, Union
+
+from pydantic import AnyHttpUrl, BaseSettings, EmailStr, HttpUrl, PostgresDsn, validator
+
+
+class Settings(BaseSettings):
+    API_V1_STR: str = "/api/v1"
+    SECRET_KEY: str = secrets.token_urlsafe(32)
+    # 60 minutes * 24 hours * 8 days = 8 days
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 8
+    SERVER_NAME: str 
+    SERVER_HOST: AnyHttpUrl 
+    # BACKEND_CORS_ORIGINS is a JSON-formatted list of origins
+    # e.g: '["http://localhost", "http://localhost:4200", "http://localhost:3000", \
+    # "http://localhost:8080", "http://local.dockertoolbox.tiangolo.com"]'
+    BACKEND_CORS_ORIGINS: List[AnyHttpUrl] = [
+		"http://localhost", 
+		"http://localhost:4200", 
+		"http://localhost:3000", 
+		"http://localhost:8080", 
+		"https://localhost", 
+		"https://localhost:4200", 
+		"https://localhost:3000", 
+		"https://localhost:8080", 
+		"http://dev.ai-anchor.com", 
+		"https://stag.ai-anchor.com", 
+		"https://ai-anchor.com", 
+		"http://local.dockertoolbox.tiangolo.com", 
+		"http://localhost.tiangolo.com"
+		]
+
+    @validator("BACKEND_CORS_ORIGINS", pre=True)
+    def assemble_cors_origins(cls, v: Union[str, List[str]]) -> Union[List[str], str]:
+        if isinstance(v, str) and not v.startswith("["):
+            return [i.strip() for i in v.split(",")]
+        elif isinstance(v, (list, str)):
+            return v
+        raise ValueError(v)
+
+    PROJECT_NAME: str = "ai-anchor"
+    SENTRY_DSN: Optional[HttpUrl] = None
+
+    @validator("SENTRY_DSN", pre=True)
+    def sentry_dsn_can_be_blank(cls, v: str) -> Optional[str]:
+        if len(v) == 0:
+            return None
+        return v
+
+    POSTGRES_SERVER: str
+    POSTGRES_USER: str
+    POSTGRES_PASSWORD: str
+    POSTGRES_DB: str
+    SQLALCHEMY_DATABASE_URI: Optional[PostgresDsn] = None
+
+    @validator("SQLALCHEMY_DATABASE_URI", pre=True)
+    def assemble_db_connection(cls, v: Optional[str], values: Dict[str, Any]) -> Any:
+        if isinstance(v, str):
+            return v
+        return PostgresDsn.build(
+            scheme="postgresql",
+            user=values.get("POSTGRES_USER"),
+            password=values.get("POSTGRES_PASSWORD"),
+            host=values.get("POSTGRES_SERVER"),
+            path=f"/{values.get('POSTGRES_DB') or ''}",
+        )
+
+    SMTP_TLS: bool = True
+    SMTP_PORT: Optional[int] = None
+    SMTP_HOST: Optional[str] = None
+    SMTP_USER: Optional[str] = None
+    SMTP_PASSWORD: Optional[str] = None
+    EMAILS_FROM_EMAIL: Optional[EmailStr] = None
+    EMAILS_FROM_NAME: Optional[str] = None
+
+    @validator("EMAILS_FROM_NAME")
+    def get_project_name(cls, v: Optional[str], values: Dict[str, Any]) -> str:
+        if not v:
+            return values["PROJECT_NAME"]
+        return v
+
+    EMAIL_RESET_TOKEN_EXPIRE_HOURS: int = 48
+    EMAIL_TEMPLATES_DIR: str = "/app/app/email-templates/build"
+    EMAILS_ENABLED: bool = False
+
+    @validator("EMAILS_ENABLED", pre=True)
+    def get_emails_enabled(cls, v: bool, values: Dict[str, Any]) -> bool:
+        return bool(
+            values.get("SMTP_HOST")
+            and values.get("SMTP_PORT")
+            and values.get("EMAILS_FROM_EMAIL")
+        )
+
+    EMAIL_TEST_USER: EmailStr = "test@example.com"  # type: ignore
+    FIRST_SUPERUSER: EmailStr
+    FIRST_SUPERUSER_PASSWORD: str
+    USERS_OPEN_REGISTRATION: bool = False
+
+    class Config:
+        case_sensitive = True
+
+
+settings = Settings()

backend/app/app/core/security.py

@@ -0,0 +1,34 @@
+from datetime import datetime, timedelta
+from typing import Any, Union
+
+from jose import jwt
+from passlib.context import CryptContext
+
+from app.core.config import settings
+
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
+
+
+ALGORITHM = "HS256"
+
+
+def create_access_token(
+    subject: Union[str, Any], expires_delta: timedelta = None
+) -> str:
+    if expires_delta:
+        expire = datetime.utcnow() + expires_delta
+    else:
+        expire = datetime.utcnow() + timedelta(
+            minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES
+        )
+    to_encode = {"exp": expire, "sub": str(subject)}
+    encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm=ALGORITHM)
+    return encoded_jwt
+
+
+def verify_password(plain_password: str, hashed_password: str) -> bool:
+    return pwd_context.verify(plain_password, hashed_password)
+
+
+def get_password_hash(password: str) -> str:
+    return pwd_context.hash(password)

backend/app/app/crud/__init__.py

@@ -0,0 +1,10 @@
+from .crud_item import item
+from .crud_user import user
+
+# For a new basic set of CRUD operations you could just do
+
+# from .base import CRUDBase
+# from app.models.item import Item
+# from app.schemas.item import ItemCreate, ItemUpdate
+
+# item = CRUDBase[Item, ItemCreate, ItemUpdate](Item)

backend/app/app/crud/base.py

@@ -0,0 +1,66 @@
+from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union
+
+from fastapi.encoders import jsonable_encoder
+from pydantic import BaseModel
+from sqlalchemy.orm import Session
+
+from app.db.base_class import Base
+
+ModelType = TypeVar("ModelType", bound=Base)
+CreateSchemaType = TypeVar("CreateSchemaType", bound=BaseModel)
+UpdateSchemaType = TypeVar("UpdateSchemaType", bound=BaseModel)
+
+
+class CRUDBase(Generic[ModelType, CreateSchemaType, UpdateSchemaType]):
+    def __init__(self, model: Type[ModelType]):
+        """
+        CRUD object with default methods to Create, Read, Update, Delete (CRUD).
+
+        **Parameters**
+
+        * `model`: A SQLAlchemy model class
+        * `schema`: A Pydantic model (schema) class
+        """
+        self.model = model
+
+    def get(self, db: Session, id: Any) -> Optional[ModelType]:
+        return db.query(self.model).filter(self.model.id == id).first()
+
+    def get_multi(
+        self, db: Session, *, skip: int = 0, limit: int = 100
+    ) -> List[ModelType]:
+        return db.query(self.model).offset(skip).limit(limit).all()
+
+    def create(self, db: Session, *, obj_in: CreateSchemaType) -> ModelType:
+        obj_in_data = jsonable_encoder(obj_in)
+        db_obj = self.model(**obj_in_data)  # type: ignore
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def update(
+        self,
+        db: Session,
+        *,
+        db_obj: ModelType,
+        obj_in: Union[UpdateSchemaType, Dict[str, Any]]
+    ) -> ModelType:
+        obj_data = jsonable_encoder(db_obj)
+        if isinstance(obj_in, dict):
+            update_data = obj_in
+        else:
+            update_data = obj_in.dict(exclude_unset=True)
+        for field in obj_data:
+            if field in update_data:
+                setattr(db_obj, field, update_data[field])
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def remove(self, db: Session, *, id: int) -> ModelType:
+        obj = db.query(self.model).get(id)
+        db.delete(obj)
+        db.commit()
+        return obj

backend/app/app/crud/crud_item.py

@@ -0,0 +1,34 @@
+from typing import List
+
+from fastapi.encoders import jsonable_encoder
+from sqlalchemy.orm import Session
+
+from app.crud.base import CRUDBase
+from app.models.item import Item
+from app.schemas.item import ItemCreate, ItemUpdate
+
+
+class CRUDItem(CRUDBase[Item, ItemCreate, ItemUpdate]):
+    def create_with_owner(
+        self, db: Session, *, obj_in: ItemCreate, owner_id: int
+    ) -> Item:
+        obj_in_data = jsonable_encoder(obj_in)
+        db_obj = self.model(**obj_in_data, owner_id=owner_id)
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def get_multi_by_owner(
+        self, db: Session, *, owner_id: int, skip: int = 0, limit: int = 100
+    ) -> List[Item]:
+        return (
+            db.query(self.model)
+            .filter(Item.owner_id == owner_id)
+            .offset(skip)
+            .limit(limit)
+            .all()
+        )
+
+
+item = CRUDItem(Item)

backend/app/app/crud/crud_user.py

@@ -0,0 +1,55 @@
+from typing import Any, Dict, Optional, Union
+
+from sqlalchemy.orm import Session
+
+from app.core.security import get_password_hash, verify_password
+from app.crud.base import CRUDBase
+from app.models.user import User
+from app.schemas.user import UserCreate, UserUpdate
+
+
+class CRUDUser(CRUDBase[User, UserCreate, UserUpdate]):
+    def get_by_email(self, db: Session, *, email: str) -> Optional[User]:
+        return db.query(User).filter(User.email == email).first()
+
+    def create(self, db: Session, *, obj_in: UserCreate) -> User:
+        db_obj = User(
+            email=obj_in.email,
+            hashed_password=get_password_hash(obj_in.password),
+            full_name=obj_in.full_name,
+            is_superuser=obj_in.is_superuser,
+        )
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def update(
+        self, db: Session, *, db_obj: User, obj_in: Union[UserUpdate, Dict[str, Any]]
+    ) -> User:
+        if isinstance(obj_in, dict):
+            update_data = obj_in
+        else:
+            update_data = obj_in.dict(exclude_unset=True)
+        if update_data["password"]:
+            hashed_password = get_password_hash(update_data["password"])
+            del update_data["password"]
+            update_data["hashed_password"] = hashed_password
+        return super().update(db, db_obj=db_obj, obj_in=update_data)
+
+    def authenticate(self, db: Session, *, email: str, password: str) -> Optional[User]:
+        user = self.get_by_email(db, email=email)
+        if not user:
+            return None
+        if not verify_password(password, user.hashed_password):
+            return None
+        return user
+
+    def is_active(self, user: User) -> bool:
+        return user.is_active
+
+    def is_superuser(self, user: User) -> bool:
+        return user.is_superuser
+
+
+user = CRUDUser(User)

backend/app/app/db/base.py

@@ -0,0 +1,5 @@
+# Import all the models, so that Base has them before being
+# imported by Alembic
+from app.db.base_class import Base  # noqa
+from app.models.item import Item  # noqa
+from app.models.user import User  # noqa

backend/app/app/db/base_class.py

@@ -0,0 +1,13 @@
+from typing import Any
+
+from sqlalchemy.ext.declarative import as_declarative, declared_attr
+
+
+@as_declarative()
+class Base:
+    id: Any
+    __name__: str
+    # Generate __tablename__ automatically
+    @declared_attr
+    def __tablename__(cls) -> str:
+        return cls.__name__.lower()

backend/app/app/db/init_db.py

@@ -0,0 +1,25 @@
+from sqlalchemy.orm import Session
+
+from app import crud, schemas
+from app.core.config import settings
+from app.db import base  # noqa: F401
+
+# make sure all SQL Alchemy models are imported (app.db.base) before initializing DB
+# otherwise, SQL Alchemy might fail to initialize relationships properly
+# for more details: https://github.com/tiangolo/full-stack-fastapi-postgresql/issues/28
+
+
+def init_db(db: Session) -> None:
+    # Tables should be created with Alembic migrations
+    # But if you don't want to use migrations, create
+    # the tables un-commenting the next line
+    # Base.metadata.create_all(bind=engine)
+
+    user = crud.user.get_by_email(db, email=settings.FIRST_SUPERUSER)
+    if not user:
+        user_in = schemas.UserCreate(
+            email=settings.FIRST_SUPERUSER,
+            password=settings.FIRST_SUPERUSER_PASSWORD,
+            is_superuser=True,
+        )
+        user = crud.user.create(db, obj_in=user_in)  # noqa: F841

backend/app/app/db/session.py

@@ -0,0 +1,7 @@
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+
+from app.core.config import settings
+
+engine = create_engine(settings.SQLALCHEMY_DATABASE_URI, pool_pre_ping=True)
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)

backend/app/app/email-templates/build/test_email.html

@@ -0,0 +1,25 @@
+<!doctype html><html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office"><head><title></title><!--[if !mso]><!-- --><meta http-equiv="X-UA-Compatible" content="IE=edge"><!--<![endif]--><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta name="viewport" content="width=device-width,initial-scale=1"><style type="text/css">#outlook a { padding:0; }
+  .ReadMsgBody { width:100%; }
+  .ExternalClass { width:100%; }
+  .ExternalClass * { line-height:100%; }
+  body { margin:0;padding:0;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%; }
+  table, td { border-collapse:collapse;mso-table-lspace:0pt;mso-table-rspace:0pt; }
+  img { border:0;height:auto;line-height:100%; outline:none;text-decoration:none;-ms-interpolation-mode:bicubic; }
+  p { display:block;margin:13px 0; }</style><!--[if !mso]><!--><style type="text/css">@media only screen and (max-width:480px) {
+    @-ms-viewport { width:320px; }
+    @viewport { width:320px; }
+  }</style><!--<![endif]--><!--[if mso]>
+<xml>
+<o:OfficeDocumentSettings>
+  <o:AllowPNG/>
+  <o:PixelsPerInch>96</o:PixelsPerInch>
+</o:OfficeDocumentSettings>
+</xml>
+<![endif]--><!--[if lte mso 11]>
+<style type="text/css">
+  .outlook-group-fix { width:100% !important; }
+</style>
+<![endif]--><!--[if !mso]><!--><link href="https://fonts.googleapis.com/css?family=Ubuntu:300,400,500,700" rel="stylesheet" type="text/css"><style type="text/css">@import url(https://fonts.googleapis.com/css?family=Ubuntu:300,400,500,700);</style><!--<![endif]--><style type="text/css">@media only screen and (min-width:480px) {
+.mj-column-per-100 { width:100% !important; max-width: 100%; }
+}</style><style type="text/css"></style></head><body style="background-color:#ffffff;"><div style="background-color:#ffffff;"><!--[if mso | IE]><table align="center" border="0" cellpadding="0" cellspacing="0" class="" style="width:600px;" width="600" ><tr><td style="line-height:0px;font-size:0px;mso-line-height-rule:exactly;"><![endif]--><div style="Margin:0px auto;max-width:600px;"><table align="center" border="0" cellpadding="0" cellspacing="0" role="presentation" style="width:100%;"><tbody><tr><td style="direction:ltr;font-size:0px;padding:20px 0;text-align:center;vertical-align:top;"><!--[if mso | IE]><table role="presentation" border="0" cellpadding="0" cellspacing="0"><tr><td class="" style="vertical-align:top;width:600px;" ><![endif]--><div class="mj-column-per-100 outlook-group-fix" style="font-size:13px;text-align:left;direction:ltr;display:inline-block;vertical-align:top;width:100%;"><table border="0" cellpadding="0" cellspacing="0" role="presentation" style="vertical-align:top;" width="100%"><tr><td style="font-size:0px;padding:10px 25px;word-break:break-word;"><p style="border-top:solid 4px #555555;font-size:1;margin:0px auto;width:100%;"></p><!--[if mso | IE]><table align="center" border="0" cellpadding="0" cellspacing="0" style="border-top:solid 4px #555555;font-size:1;margin:0px auto;width:550px;" role="presentation" width="550px" ><tr><td style="height:0;line-height:0;"> &nbsp;
+</td></tr></table><![endif]--></td></tr><tr><td align="left" style="font-size:0px;padding:10px 25px;word-break:break-word;"><div style="font-family:helvetica;font-size:20px;line-height:1;text-align:left;color:#555555;">{{ project_name }}</div></td></tr><tr><td align="left" style="font-size:0px;padding:10px 25px;word-break:break-word;"><div style="font-family:Ubuntu, Helvetica, Arial, sans-serif;font-size:16px;line-height:1;text-align:left;color:#555555;">Test email for: {{ email }}</div></td></tr></table></div><!--[if mso | IE]></td></tr></table><![endif]--></td></tr></tbody></table></div><!--[if mso | IE]></td></tr></table><![endif]--></div></body></html>

backend/app/app/email-templates/src/new_account.mjml

@@ -0,0 +1,15 @@
+<mjml>
+  <mj-body background-color="#fff">
+    <mj-section>
+      <mj-column>
+        <mj-divider border-color="#555"></mj-divider>
+        <mj-text font-size="20px" color="#555" font-family="helvetica">{{ project_name }} - New Account</mj-text>
+        <mj-text font-size="16px" color="#555">You have a new account:</mj-text>
+        <mj-text font-size="16px" color="#555">Username: {{ username }}</mj-text>
+        <mj-text font-size="16px" color="#555">Password: {{ password }}</mj-text>
+        <mj-button padding="50px 0px" href="{{ link }}">Go to Dashboard</mj-button>
+        <mj-divider border-color="#555" border-width="2px" />
+      </mj-column>
+    </mj-section>
+  </mj-body>
+</mjml>

backend/app/app/email-templates/src/reset_password.mjml

@@ -0,0 +1,19 @@
+<mjml>
+  <mj-body background-color="#fff">
+    <mj-section>
+      <mj-column>
+        <mj-divider border-color="#555"></mj-divider>
+        <mj-text font-size="20px" color="#555" font-family="helvetica">{{ project_name }} - Password Recovery</mj-text>
+        <mj-text font-size="16px" color="#555">We received a request to recover the password for user {{ username }}
+          with email {{ email }}</mj-text>
+        <mj-text font-size="16px" color="#555">Reset your password by clicking the button below:</mj-text>
+        <mj-button padding="50px 0px" href="{{ link }}">Reset Password</mj-button>
+        <mj-text font-size="16px" color="#555">Or open the following link:</mj-text>
+        <mj-text font-size="16px" color="#555"><a href="{{ link }}">{{ link }}</a></mj-text>
+        <mj-divider border-color="#555" border-width="2px" />
+        <mj-text font-size="14px" color="#555">The reset password link / button will expire in {{ valid_hours }} hours.</mj-text>
+        <mj-text font-size="14px" color="#555">If you didn't request a password recovery you can disregard this email.</mj-text>
+      </mj-column>
+    </mj-section>
+  </mj-body>
+</mjml>

backend/app/app/email-templates/src/test_email.mjml

@@ -0,0 +1,11 @@
+<mjml>
+  <mj-body background-color="#fff">
+    <mj-section>
+      <mj-column>
+        <mj-divider border-color="#555"></mj-divider>
+        <mj-text font-size="20px" color="#555" font-family="helvetica">{{ project_name }}</mj-text>
+        <mj-text font-size="16px" color="#555">Test email for: {{ email }}</mj-text>
+      </mj-column>
+    </mj-section>
+  </mj-body>
+</mjml>

backend/app/app/initial_data.py

@@ -0,0 +1,22 @@
+import logging
+
+from app.db.init_db import init_db
+from app.db.session import SessionLocal
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+
+def init() -> None:
+    db = SessionLocal()
+    init_db(db)
+
+
+def main() -> None:
+    logger.info("Creating initial data")
+    init()
+    logger.info("Initial data created")
+
+
+if __name__ == "__main__":
+    main()

backend/app/app/main.py

@@ -0,0 +1,21 @@
+from fastapi import FastAPI
+from starlette.middleware.cors import CORSMiddleware
+
+from app.api.api_v1.api import api_router
+from app.core.config import settings
+
+app = FastAPI(
+    title=settings.PROJECT_NAME, openapi_url=f"{settings.API_V1_STR}/openapi.json"
+)
+
+# Set all CORS enabled origins
+if settings.BACKEND_CORS_ORIGINS:
+    app.add_middleware(
+        CORSMiddleware,
+        allow_origins=[str(origin) for origin in settings.BACKEND_CORS_ORIGINS],
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
+
+app.include_router(api_router, prefix=settings.API_V1_STR)

backend/app/app/models/__init__.py

@@ -0,0 +1,2 @@
+from .item import Item
+from .user import User

backend/app/app/models/item.py

@@ -0,0 +1,17 @@
+from typing import TYPE_CHECKING
+
+from sqlalchemy import Column, ForeignKey, Integer, String
+from sqlalchemy.orm import relationship
+
+from app.db.base_class import Base
+
+if TYPE_CHECKING:
+    from .user import User  # noqa: F401
+
+
+class Item(Base):
+    id = Column(Integer, primary_key=True, index=True)
+    title = Column(String, index=True)
+    description = Column(String, index=True)
+    owner_id = Column(Integer, ForeignKey("user.id"))
+    owner = relationship("User", back_populates="items")

backend/app/app/models/user.py

@@ -0,0 +1,19 @@
+from typing import TYPE_CHECKING
+
+from sqlalchemy import Boolean, Column, Integer, String
+from sqlalchemy.orm import relationship
+
+from app.db.base_class import Base
+
+if TYPE_CHECKING:
+    from .item import Item  # noqa: F401
+
+
+class User(Base):
+    id = Column(Integer, primary_key=True, index=True)
+    full_name = Column(String, index=True)
+    email = Column(String, unique=True, index=True, nullable=False)
+    hashed_password = Column(String, nullable=False)
+    is_active = Column(Boolean(), default=True)
+    is_superuser = Column(Boolean(), default=False)
+    items = relationship("Item", back_populates="owner")

backend/app/app/schemas/__init__.py

@@ -0,0 +1,4 @@
+from .item import Item, ItemCreate, ItemInDB, ItemUpdate
+from .msg import Msg
+from .token import Token, TokenPayload
+from .user import User, UserCreate, UserInDB, UserUpdate

backend/app/app/schemas/item.py

@@ -0,0 +1,39 @@
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+# Shared properties
+class ItemBase(BaseModel):
+    title: Optional[str] = None
+    description: Optional[str] = None
+
+
+# Properties to receive on item creation
+class ItemCreate(ItemBase):
+    title: str
+
+
+# Properties to receive on item update
+class ItemUpdate(ItemBase):
+    pass
+
+
+# Properties shared by models stored in DB
+class ItemInDBBase(ItemBase):
+    id: int
+    title: str
+    owner_id: int
+
+    class Config:
+        orm_mode = True
+
+
+# Properties to return to client
+class Item(ItemInDBBase):
+    pass
+
+
+# Properties properties stored in DB
+class ItemInDB(ItemInDBBase):
+    pass

backend/app/app/schemas/msg.py

@@ -0,0 +1,5 @@
+from pydantic import BaseModel
+
+
+class Msg(BaseModel):
+    msg: str

backend/app/app/schemas/token.py

@@ -0,0 +1,12 @@
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class Token(BaseModel):
+    access_token: str
+    token_type: str
+
+
+class TokenPayload(BaseModel):
+    sub: Optional[int] = None

backend/app/app/schemas/user.py

@@ -0,0 +1,39 @@
+from typing import Optional
+
+from pydantic import BaseModel, EmailStr
+
+
+# Shared properties
+class UserBase(BaseModel):
+    email: Optional[EmailStr] = None
+    is_active: Optional[bool] = True
+    is_superuser: bool = False
+    full_name: Optional[str] = None
+
+
+# Properties to receive via API on creation
+class UserCreate(UserBase):
+    email: EmailStr
+    password: str
+
+
+# Properties to receive via API on update
+class UserUpdate(UserBase):
+    password: Optional[str] = None
+
+
+class UserInDBBase(UserBase):
+    id: Optional[int] = None
+
+    class Config:
+        orm_mode = True
+
+
+# Additional properties to return via API
+class User(UserInDBBase):
+    pass
+
+
+# Additional properties stored in DB
+class UserInDB(UserInDBBase):
+    hashed_password: str

backend/app/app/tests/.gitignore

@@ -0,0 +1 @@
+.cache

backend/app/app/tests/api/api_v1/test_celery.py

@@ -0,0 +1,18 @@
+from typing import Dict
+
+from fastapi.testclient import TestClient
+
+from app.core.config import settings
+
+
+def test_celery_worker_test(
+    client: TestClient, superuser_token_headers: Dict[str, str]
+) -> None:
+    data = {"msg": "test"}
+    r = client.post(
+        f"{settings.API_V1_STR}/utils/test-celery/",
+        json=data,
+        headers=superuser_token_headers,
+    )
+    response = r.json()
+    assert response["msg"] == "Word received"

backend/app/app/tests/api/api_v1/test_items.py

@@ -0,0 +1,35 @@
+from fastapi.testclient import TestClient
+from sqlalchemy.orm import Session
+
+from app.core.config import settings
+from app.tests.utils.item import create_random_item
+
+
+def test_create_item(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    data = {"title": "Foo", "description": "Fighters"}
+    response = client.post(
+        f"{settings.API_V1_STR}/items/", headers=superuser_token_headers, json=data,
+    )
+    assert response.status_code == 200
+    content = response.json()
+    assert content["title"] == data["title"]
+    assert content["description"] == data["description"]
+    assert "id" in content
+    assert "owner_id" in content
+
+
+def test_read_item(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    item = create_random_item(db)
+    response = client.get(
+        f"{settings.API_V1_STR}/items/{item.id}", headers=superuser_token_headers,
+    )
+    assert response.status_code == 200
+    content = response.json()
+    assert content["title"] == item.title
+    assert content["description"] == item.description
+    assert content["id"] == item.id
+    assert content["owner_id"] == item.owner_id

backend/app/app/tests/api/api_v1/test_login.py

@@ -0,0 +1,28 @@
+from typing import Dict
+
+from fastapi.testclient import TestClient
+
+from app.core.config import settings
+
+
+def test_get_access_token(client: TestClient) -> None:
+    login_data = {
+        "username": settings.FIRST_SUPERUSER,
+        "password": settings.FIRST_SUPERUSER_PASSWORD,
+    }
+    r = client.post(f"{settings.API_V1_STR}/login/access-token", data=login_data)
+    tokens = r.json()
+    assert r.status_code == 200
+    assert "access_token" in tokens
+    assert tokens["access_token"]
+
+
+def test_use_access_token(
+    client: TestClient, superuser_token_headers: Dict[str, str]
+) -> None:
+    r = client.post(
+        f"{settings.API_V1_STR}/login/test-token", headers=superuser_token_headers,
+    )
+    result = r.json()
+    assert r.status_code == 200
+    assert "email" in result

backend/app/app/tests/api/api_v1/test_users.py

@@ -0,0 +1,115 @@
+from typing import Dict
+
+from fastapi.testclient import TestClient
+from sqlalchemy.orm import Session
+
+from app import crud
+from app.core.config import settings
+from app.schemas.user import UserCreate
+from app.tests.utils.utils import random_email, random_lower_string
+
+
+def test_get_users_superuser_me(
+    client: TestClient, superuser_token_headers: Dict[str, str]
+) -> None:
+    r = client.get(f"{settings.API_V1_STR}/users/me", headers=superuser_token_headers)
+    current_user = r.json()
+    assert current_user
+    assert current_user["is_active"] is True
+    assert current_user["is_superuser"]
+    assert current_user["email"] == settings.FIRST_SUPERUSER
+
+
+def test_get_users_normal_user_me(
+    client: TestClient, normal_user_token_headers: Dict[str, str]
+) -> None:
+    r = client.get(f"{settings.API_V1_STR}/users/me", headers=normal_user_token_headers)
+    current_user = r.json()
+    assert current_user
+    assert current_user["is_active"] is True
+    assert current_user["is_superuser"] is False
+    assert current_user["email"] == settings.EMAIL_TEST_USER
+
+
+def test_create_user_new_email(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    username = random_email()
+    password = random_lower_string()
+    data = {"email": username, "password": password}
+    r = client.post(
+        f"{settings.API_V1_STR}/users/", headers=superuser_token_headers, json=data,
+    )
+    assert 200 <= r.status_code < 300
+    created_user = r.json()
+    user = crud.user.get_by_email(db, email=username)
+    assert user
+    assert user.email == created_user["email"]
+
+
+def test_get_existing_user(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    username = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=username, password=password)
+    user = crud.user.create(db, obj_in=user_in)
+    user_id = user.id
+    r = client.get(
+        f"{settings.API_V1_STR}/users/{user_id}", headers=superuser_token_headers,
+    )
+    assert 200 <= r.status_code < 300
+    api_user = r.json()
+    existing_user = crud.user.get_by_email(db, email=username)
+    assert existing_user
+    assert existing_user.email == api_user["email"]
+
+
+def test_create_user_existing_username(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    username = random_email()
+    # username = email
+    password = random_lower_string()
+    user_in = UserCreate(email=username, password=password)
+    crud.user.create(db, obj_in=user_in)
+    data = {"email": username, "password": password}
+    r = client.post(
+        f"{settings.API_V1_STR}/users/", headers=superuser_token_headers, json=data,
+    )
+    created_user = r.json()
+    assert r.status_code == 400
+    assert "_id" not in created_user
+
+
+def test_create_user_by_normal_user(
+    client: TestClient, normal_user_token_headers: Dict[str, str]
+) -> None:
+    username = random_email()
+    password = random_lower_string()
+    data = {"email": username, "password": password}
+    r = client.post(
+        f"{settings.API_V1_STR}/users/", headers=normal_user_token_headers, json=data,
+    )
+    assert r.status_code == 400
+
+
+def test_retrieve_users(
+    client: TestClient, superuser_token_headers: dict, db: Session
+) -> None:
+    username = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=username, password=password)
+    crud.user.create(db, obj_in=user_in)
+
+    username2 = random_email()
+    password2 = random_lower_string()
+    user_in2 = UserCreate(email=username2, password=password2)
+    crud.user.create(db, obj_in=user_in2)
+
+    r = client.get(f"{settings.API_V1_STR}/users/", headers=superuser_token_headers)
+    all_users = r.json()
+
+    assert len(all_users) > 1
+    for item in all_users:
+        assert "email" in item

backend/app/app/tests/conftest.py

@@ -0,0 +1,34 @@
+from typing import Dict, Generator
+
+import pytest
+from fastapi.testclient import TestClient
+from sqlalchemy.orm import Session
+
+from app.core.config import settings
+from app.db.session import SessionLocal
+from app.main import app
+from app.tests.utils.user import authentication_token_from_email
+from app.tests.utils.utils import get_superuser_token_headers
+
+
+@pytest.fixture(scope="session")
+def db() -> Generator:
+    yield SessionLocal()
+
+
+@pytest.fixture(scope="module")
+def client() -> Generator:
+    with TestClient(app) as c:
+        yield c
+
+
+@pytest.fixture(scope="module")
+def superuser_token_headers(client: TestClient) -> Dict[str, str]:
+    return get_superuser_token_headers(client)
+
+
+@pytest.fixture(scope="module")
+def normal_user_token_headers(client: TestClient, db: Session) -> Dict[str, str]:
+    return authentication_token_from_email(
+        client=client, email=settings.EMAIL_TEST_USER, db=db
+    )

backend/app/app/tests/crud/test_item.py

@@ -0,0 +1,61 @@
+from sqlalchemy.orm import Session
+
+from app import crud
+from app.schemas.item import ItemCreate, ItemUpdate
+from app.tests.utils.user import create_random_user
+from app.tests.utils.utils import random_lower_string
+
+
+def test_create_item(db: Session) -> None:
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description)
+    user = create_random_user(db)
+    item = crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=user.id)
+    assert item.title == title
+    assert item.description == description
+    assert item.owner_id == user.id
+
+
+def test_get_item(db: Session) -> None:
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description)
+    user = create_random_user(db)
+    item = crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=user.id)
+    stored_item = crud.item.get(db=db, id=item.id)
+    assert stored_item
+    assert item.id == stored_item.id
+    assert item.title == stored_item.title
+    assert item.description == stored_item.description
+    assert item.owner_id == stored_item.owner_id
+
+
+def test_update_item(db: Session) -> None:
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description)
+    user = create_random_user(db)
+    item = crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=user.id)
+    description2 = random_lower_string()
+    item_update = ItemUpdate(description=description2)
+    item2 = crud.item.update(db=db, db_obj=item, obj_in=item_update)
+    assert item.id == item2.id
+    assert item.title == item2.title
+    assert item2.description == description2
+    assert item.owner_id == item2.owner_id
+
+
+def test_delete_item(db: Session) -> None:
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description)
+    user = create_random_user(db)
+    item = crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=user.id)
+    item2 = crud.item.remove(db=db, id=item.id)
+    item3 = crud.item.get(db=db, id=item.id)
+    assert item3 is None
+    assert item2.id == item.id
+    assert item2.title == title
+    assert item2.description == description
+    assert item2.owner_id == user.id

backend/app/app/tests/crud/test_user.py

@@ -0,0 +1,94 @@
+from fastapi.encoders import jsonable_encoder
+from sqlalchemy.orm import Session
+
+from app import crud
+from app.core.security import verify_password
+from app.schemas.user import UserCreate, UserUpdate
+from app.tests.utils.utils import random_email, random_lower_string
+
+
+def test_create_user(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password)
+    user = crud.user.create(db, obj_in=user_in)
+    assert user.email == email
+    assert hasattr(user, "hashed_password")
+
+
+def test_authenticate_user(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password)
+    user = crud.user.create(db, obj_in=user_in)
+    authenticated_user = crud.user.authenticate(db, email=email, password=password)
+    assert authenticated_user
+    assert user.email == authenticated_user.email
+
+
+def test_not_authenticate_user(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user = crud.user.authenticate(db, email=email, password=password)
+    assert user is None
+
+
+def test_check_if_user_is_active(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password)
+    user = crud.user.create(db, obj_in=user_in)
+    is_active = crud.user.is_active(user)
+    assert is_active is True
+
+
+def test_check_if_user_is_active_inactive(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password, disabled=True)
+    user = crud.user.create(db, obj_in=user_in)
+    is_active = crud.user.is_active(user)
+    assert is_active
+
+
+def test_check_if_user_is_superuser(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password, is_superuser=True)
+    user = crud.user.create(db, obj_in=user_in)
+    is_superuser = crud.user.is_superuser(user)
+    assert is_superuser is True
+
+
+def test_check_if_user_is_superuser_normal_user(db: Session) -> None:
+    username = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=username, password=password)
+    user = crud.user.create(db, obj_in=user_in)
+    is_superuser = crud.user.is_superuser(user)
+    assert is_superuser is False
+
+
+def test_get_user(db: Session) -> None:
+    password = random_lower_string()
+    username = random_email()
+    user_in = UserCreate(email=username, password=password, is_superuser=True)
+    user = crud.user.create(db, obj_in=user_in)
+    user_2 = crud.user.get(db, id=user.id)
+    assert user_2
+    assert user.email == user_2.email
+    assert jsonable_encoder(user) == jsonable_encoder(user_2)
+
+
+def test_update_user(db: Session) -> None:
+    password = random_lower_string()
+    email = random_email()
+    user_in = UserCreate(email=email, password=password, is_superuser=True)
+    user = crud.user.create(db, obj_in=user_in)
+    new_password = random_lower_string()
+    user_in_update = UserUpdate(password=new_password, is_superuser=True)
+    crud.user.update(db, db_obj=user, obj_in=user_in_update)
+    user_2 = crud.user.get(db, id=user.id)
+    assert user_2
+    assert user.email == user_2.email
+    assert verify_password(new_password, user_2.hashed_password)

backend/app/app/tests/utils/item.py

@@ -0,0 +1,18 @@
+from typing import Optional
+
+from sqlalchemy.orm import Session
+
+from app import crud, models
+from app.schemas.item import ItemCreate
+from app.tests.utils.user import create_random_user
+from app.tests.utils.utils import random_lower_string
+
+
+def create_random_item(db: Session, *, owner_id: Optional[int] = None) -> models.Item:
+    if owner_id is None:
+        user = create_random_user(db)
+        owner_id = user.id
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description, id=id)
+    return crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=owner_id)

backend/app/app/tests/utils/user.py

@@ -0,0 +1,50 @@
+from typing import Dict
+
+from fastapi.testclient import TestClient
+from sqlalchemy.orm import Session
+
+from app import crud
+from app.core.config import settings
+from app.models.user import User
+from app.schemas.user import UserCreate, UserUpdate
+from app.tests.utils.utils import random_email, random_lower_string
+
+
+def user_authentication_headers(
+    *, client: TestClient, email: str, password: str
+) -> Dict[str, str]:
+    data = {"username": email, "password": password}
+
+    r = client.post(f"{settings.API_V1_STR}/login/access-token", data=data)
+    response = r.json()
+    auth_token = response["access_token"]
+    headers = {"Authorization": f"Bearer {auth_token}"}
+    return headers
+
+
+def create_random_user(db: Session) -> User:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(username=email, email=email, password=password)
+    user = crud.user.create(db=db, obj_in=user_in)
+    return user
+
+
+def authentication_token_from_email(
+    *, client: TestClient, email: str, db: Session
+) -> Dict[str, str]:
+    """
+    Return a valid token for the user with given email.
+
+    If the user doesn't exist it is created first.
+    """
+    password = random_lower_string()
+    user = crud.user.get_by_email(db, email=email)
+    if not user:
+        user_in_create = UserCreate(username=email, email=email, password=password)
+        user = crud.user.create(db, obj_in=user_in_create)
+    else:
+        user_in_update = UserUpdate(password=password)
+        user = crud.user.update(db, db_obj=user, obj_in=user_in_update)
+
+    return user_authentication_headers(client=client, email=email, password=password)

backend/app/app/tests/utils/utils.py

@@ -0,0 +1,27 @@
+import random
+import string
+from typing import Dict
+
+from fastapi.testclient import TestClient
+
+from app.core.config import settings
+
+
+def random_lower_string() -> str:
+    return "".join(random.choices(string.ascii_lowercase, k=32))
+
+
+def random_email() -> str:
+    return f"{random_lower_string()}@{random_lower_string()}.com"
+
+
+def get_superuser_token_headers(client: TestClient) -> Dict[str, str]:
+    login_data = {
+        "username": settings.FIRST_SUPERUSER,
+        "password": settings.FIRST_SUPERUSER_PASSWORD,
+    }
+    r = client.post(f"{settings.API_V1_STR}/login/access-token", data=login_data)
+    tokens = r.json()
+    a_token = tokens["access_token"]
+    headers = {"Authorization": f"Bearer {a_token}"}
+    return headers

backend/app/app/tests_pre_start.py

@@ -0,0 +1,37 @@
+import logging
+
+from tenacity import after_log, before_log, retry, stop_after_attempt, wait_fixed
+
+from app.db.session import SessionLocal
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+max_tries = 60 * 5  # 5 minutes
+wait_seconds = 1
+
+
+@retry(
+    stop=stop_after_attempt(max_tries),
+    wait=wait_fixed(wait_seconds),
+    before=before_log(logger, logging.INFO),
+    after=after_log(logger, logging.WARN),
+)
+def init() -> None:
+    try:
+        # Try to create session to check if DB is awake
+        db = SessionLocal()
+        db.execute("SELECT 1")
+    except Exception as e:
+        logger.error(e)
+        raise e
+
+
+def main() -> None:
+    logger.info("Initializing service")
+    init()
+    logger.info("Service finished initializing")
+
+
+if __name__ == "__main__":
+    main()

backend/app/app/utils.py

@@ -0,0 +1,106 @@
+import logging
+from datetime import datetime, timedelta
+from pathlib import Path
+from typing import Any, Dict, Optional
+
+import emails
+from emails.template import JinjaTemplate
+from jose import jwt
+
+from app.core.config import settings
+
+
+def send_email(
+    email_to: str,
+    subject_template: str = "",
+    html_template: str = "",
+    environment: Dict[str, Any] = {},
+) -> None:
+    assert settings.EMAILS_ENABLED, "no provided configuration for email variables"
+    message = emails.Message(
+        subject=JinjaTemplate(subject_template),
+        html=JinjaTemplate(html_template),
+        mail_from=(settings.EMAILS_FROM_NAME, settings.EMAILS_FROM_EMAIL),
+    )
+    smtp_options = {"host": settings.SMTP_HOST, "port": settings.SMTP_PORT}
+    if settings.SMTP_TLS:
+        smtp_options["tls"] = True
+    if settings.SMTP_USER:
+        smtp_options["user"] = settings.SMTP_USER
+    if settings.SMTP_PASSWORD:
+        smtp_options["password"] = settings.SMTP_PASSWORD
+    response = message.send(to=email_to, render=environment, smtp=smtp_options)
+    logging.info(f"send email result: {response}")
+
+
+def send_test_email(email_to: str) -> None:
+    project_name = settings.PROJECT_NAME
+    subject = f"{project_name} - Test email"
+    with open(Path(settings.EMAIL_TEMPLATES_DIR) / "test_email.html") as f:
+        template_str = f.read()
+    send_email(
+        email_to=email_to,
+        subject_template=subject,
+        html_template=template_str,
+        environment={"project_name": settings.PROJECT_NAME, "email": email_to},
+    )
+
+
+def send_reset_password_email(email_to: str, email: str, token: str) -> None:
+    project_name = settings.PROJECT_NAME
+    subject = f"{project_name} - Password recovery for user {email}"
+    with open(Path(settings.EMAIL_TEMPLATES_DIR) / "reset_password.html") as f:
+        template_str = f.read()
+    server_host = settings.SERVER_HOST
+    link = f"{server_host}/reset-password?token={token}"
+    send_email(
+        email_to=email_to,
+        subject_template=subject,
+        html_template=template_str,
+        environment={
+            "project_name": settings.PROJECT_NAME,
+            "username": email,
+            "email": email_to,
+            "valid_hours": settings.EMAIL_RESET_TOKEN_EXPIRE_HOURS,
+            "link": link,
+        },
+    )
+
+
+def send_new_account_email(email_to: str, username: str, password: str) -> None:
+    project_name = settings.PROJECT_NAME
+    subject = f"{project_name} - New account for user {username}"
+    with open(Path(settings.EMAIL_TEMPLATES_DIR) / "new_account.html") as f:
+        template_str = f.read()
+    link = settings.SERVER_HOST
+    send_email(
+        email_to=email_to,
+        subject_template=subject,
+        html_template=template_str,
+        environment={
+            "project_name": settings.PROJECT_NAME,
+            "username": username,
+            "password": password,
+            "email": email_to,
+            "link": link,
+        },
+    )
+
+
+def generate_password_reset_token(email: str) -> str:
+    delta = timedelta(hours=settings.EMAIL_RESET_TOKEN_EXPIRE_HOURS)
+    now = datetime.utcnow()
+    expires = now + delta
+    exp = expires.timestamp()
+    encoded_jwt = jwt.encode(
+        {"exp": exp, "nbf": now, "sub": email}, settings.SECRET_KEY, algorithm="HS256",
+    )
+    return encoded_jwt
+
+
+def verify_password_reset_token(token: str) -> Optional[str]:
+    try:
+        decoded_token = jwt.decode(token, settings.SECRET_KEY, algorithms=["HS256"])
+        return decoded_token["email"]
+    except jwt.JWTError:
+        return None

backend/app/app/worker.py

@@ -0,0 +1,11 @@
+from raven import Client
+
+from app.core.celery_app import celery_app
+from app.core.config import settings
+
+client_sentry = Client(settings.SENTRY_DSN)
+
+
+@celery_app.task(acks_late=True)
+def test_celery(word: str) -> str:
+    return f"test task return {word}"

backend/app/mypy.ini

@@ -0,0 +1,4 @@
+[mypy]
+plugins = pydantic.mypy, sqlmypy
+ignore_missing_imports = True
+disallow_untyped_defs = True

backend/app/prestart.sh

@@ -0,0 +1,10 @@
+#! /usr/bin/env bash
+
+# Let the DB start
+python /app/app/backend_pre_start.py
+
+# Run migrations
+alembic upgrade head
+
+# Create initial data in DB
+python /app/app/initial_data.py

backend/app/pyproject.toml

@@ -0,0 +1,46 @@
+[tool.poetry]
+name = "app"
+version = "0.1.0"
+description = ""
+authors = ["tomoya <tomoya@choozmo.com>"]
+
+[tool.poetry.dependencies]
+python = "^3.10.0"
+uvicorn = "^0.20.0"
+fastapi = "^0.89.0"
+python-multipart = "^0.0.5"
+email-validator = "^1.0.5"
+requests = "^2.23.0"
+celery = "^5.2.7"
+passlib = {extras = ["bcrypt"], version = "^1.7.2"}
+tenacity = "^8.0.0"
+pydantic = "^1.10.4"
+emails = "^0.6"
+raven = "^6.10.0"
+gunicorn = "^20.1.0"
+jinja2 = "^3.1.2"
+psycopg2-binary = "^2.8.5"
+alembic = "^1.9.0"
+sqlalchemy = "^1.4.0"
+pytest = "^7.2.0"
+python-jose = {extras = ["cryptography"], version = "^3.3.0"}
+
+[tool.poetry.dev-dependencies]
+mypy = "^0.991"
+black = "^19.10b0"
+isort = "^5.11.0"
+autoflake = "^1.3.1"
+flake8 = "^6.0.0"
+pytest = "^7.2.0"
+sqlalchemy-stubs = "^0.4"
+pytest-cov = "^4.0.0"
+
+[tool.isort]
+multi_line_output = 3
+include_trailing_comma = true
+force_grid_wrap = 0
+line_length = 88
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"
+

backend/app/scripts/format-imports.sh

@@ -0,0 +1,6 @@
+#!/bin/sh -e
+set -x
+
+# Sort imports one per line, so autoflake can remove unused imports
+isort --recursive  --force-single-line-imports --apply app
+sh ./scripts/format.sh

backend/app/scripts/format.sh

@@ -0,0 +1,6 @@
+#!/bin/sh -e
+set -x
+
+autoflake --remove-all-unused-imports --recursive --remove-unused-variables --in-place app --exclude=__init__.py
+black app
+isort --recursive --apply app

backend/app/scripts/lint.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -x
+
+mypy app
+black app --check
+isort --recursive --check-only app
+flake8

backend/app/scripts/test-cov-html.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+set -e
+set -x
+
+bash scripts/test.sh --cov-report=html "${@}"

backend/app/scripts/test.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+set -e
+set -x
+
+pytest --cov=app --cov-report=term-missing app/tests "${@}"

backend/app/tests-start.sh

@@ -0,0 +1,6 @@
+#! /usr/bin/env bash
+set -e
+
+python /app/app/tests_pre_start.py
+
+bash ./scripts/test.sh "$@"

backend/app/worker-start.sh

@@ -0,0 +1,6 @@
+#! /usr/bin/env bash
+set -e
+
+python /app/app/celeryworker_pre_start.py
+
+celery -A app.worker worker -l info -Q main-queue -c 1

backend/backend.dockerfile

@@ -0,0 +1,25 @@
+FROM tiangolo/uvicorn-gunicorn:python3.10
+
+WORKDIR /app/
+
+# Install Poetry
+RUN curl -sSL https://install.python-poetry.org | POETRY_HOME=/opt/poetry python3 && \
+    cd /usr/local/bin && \
+    ln -s /opt/poetry/bin/poetry && \
+    poetry config virtualenvs.create false
+
+# Copy poetry.lock* in case it doesn't exist in the repo
+COPY ./app/pyproject.toml ./app/poetry.lock* /app/
+
+# Allow installing dev dependencies to run tests
+ARG INSTALL_DEV=false
+RUN bash -c "if [ $INSTALL_DEV == 'true' ] ; then poetry install --no-root ; else poetry install --no-root --no-dev ; fi"
+
+# For development, Jupyter remote kernel, Hydrogen
+# Using inside the container:
+# jupyter lab --ip=0.0.0.0 --allow-root --NotebookApp.custom_display_url=http://127.0.0.1:8888
+ARG INSTALL_JUPYTER=false
+RUN bash -c "if [ $INSTALL_JUPYTER == 'true' ] ; then pip install jupyterlab ; fi"
+
+COPY ./app /app
+ENV PYTHONPATH=/app

backend/celeryworker.dockerfile

@@ -0,0 +1,35 @@
+FROM python:3.10
+
+WORKDIR /app/
+
+# Install Poetry
+RUN curl -sSL https://install.python-poetry.org | POETRY_HOME=/opt/poetry python3 && \
+    cd /usr/local/bin && \
+    ln -s /opt/poetry/bin/poetry && \
+    poetry config virtualenvs.create false
+
+# Copy poetry.lock* in case it doesn't exist in the repo
+COPY ./app/pyproject.toml ./app/poetry.lock* /app/
+
+# Allow installing dev dependencies to run tests
+ARG INSTALL_DEV=false
+RUN bash -c "if [ $INSTALL_DEV == 'true' ] ; then poetry install --no-root ; else poetry install --no-root --no-dev ; fi"
+
+# For development, Jupyter remote kernel, Hydrogen
+# Using inside the container:
+# jupyter lab --ip=0.0.0.0 --allow-root --NotebookApp.custom_display_url=http://127.0.0.1:8888
+ARG INSTALL_JUPYTER=false
+RUN bash -c "if [ $INSTALL_JUPYTER == 'true' ] ; then pip install jupyterlab ; fi"
+
+ENV C_FORCE_ROOT=1
+
+COPY ./app /app
+WORKDIR /app
+
+ENV PYTHONPATH=/app
+
+COPY ./app/worker-start.sh /worker-start.sh
+
+RUN chmod +x /worker-start.sh
+
+CMD ["bash", "/worker-start.sh"]