alembic/env.py

from logging.config import fileConfig

from sqlalchemy import engine_from_config
from sqlalchemy import pool

from alembic import context

# 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.
if config.config_file_name is not None:
    fileConfig(config.config_file_name)

import sys
import os

# Añadir el directorio raíz al path para que pueda importar 'app'
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from app.database import Base, DATABASE_URL, SQLITE_URL
from app.models.user import User
from app.models.process import Task
from app.models.lyrics import Group, UserGroup, Lyric, Repertorio, RepertorioLyric, Invitation
from app.models.iglesia import Iglesia, IglesiaRol, IglesiaMember, Miembro, RelacionFamiliar, Calendario, Servicio, Asistencia, Finanza, Momento, Inventario
from app.models.aprendizaje import BibliaLibro, BibliaVersiculo, PlanLectura, DiaLectura, PreguntaQuiz, ProgresoPlan, PuntuacionLiga, Torneo, ParticipanteTorneo
from app.models.midi import PartituraMidi

# add your model's MetaData object here
# for 'autogenerate' support
target_metadata = Base.metadata

def get_url():
    return DATABASE_URL or SQLITE_URL

# 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 run_migrations_offline() -> None:
    """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,
        dialect_opts={"paramstyle": "named"},
    )

    with context.begin_transaction():
        context.run_migrations()


def run_migrations_online() -> None:
    """Run migrations in 'online' mode.

    In this scenario we need to create an Engine
    and associate a connection with the context.

    """
    config_section = config.get_section(config.config_ini_section, {})
    config_section["sqlalchemy.url"] = get_url()

    connectable = engine_from_config(
        config_section,
        prefix="sqlalchemy.",
        poolclass=pool.NullPool,
    )

    with connectable.connect() as connection:
        context.configure(
            connection=connection, target_metadata=target_metadata
        )

        with context.begin_transaction():
            context.run_migrations()


if context.is_offline_mode():
    run_migrations_offline()
else:
    run_migrations_online()