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import asyncio
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import os
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from logging.config import fileConfig
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from alembic import context
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from sqlalchemy import pool
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from sqlalchemy.engine import Connection
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from sqlalchemy.ext.asyncio import async_engine_from_config
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# Alembic Config object, which provides access to the values within alembic.ini
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config = context.config
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# Interpret the config file for Python logging.
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if config.config_file_name is not None:
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fileConfig(config.config_file_name)
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# Override sqlalchemy.url from environment variable if set
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db_url = os.environ.get("DATABASE_URL")
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if db_url:
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config.set_main_option("sqlalchemy.url", db_url)
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# Import target metadata from the application models
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from app.database import Base # noqa: E402
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import app.models # noqa: E402,F401 — ensure all models are registered
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target_metadata = Base.metadata
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def run_migrations_offline() -> None:
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"""Run migrations in 'offline' mode (no DB connection needed)."""
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url = config.get_main_option("sqlalchemy.url")
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context.configure(
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url=url,
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target_metadata=target_metadata,
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literal_binds=True,
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dialect_opts={"paramstyle": "named"},
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)
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with context.begin_transaction():
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context.run_migrations()
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def do_run_migrations(connection: Connection) -> None:
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context.configure(connection=connection, target_metadata=target_metadata)
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with context.begin_transaction():
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context.run_migrations()
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async def run_async_migrations() -> None:
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"""Run migrations in 'online' mode using an async engine."""
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connectable = async_engine_from_config(
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config.get_section(config.config_ini_section, {}),
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prefix="sqlalchemy.",
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poolclass=pool.NullPool,
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)
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async with connectable.connect() as connection:
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await connection.run_sync(do_run_migrations)
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await connectable.dispose()
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def run_migrations_online() -> None:
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asyncio.run(run_async_migrations())
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if context.is_offline_mode():
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run_migrations_offline()
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else:
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run_migrations_online()
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@@ -0,0 +1,114 @@
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"""Initial schema: posts, candles, bot_trades, subscriptions
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Revision ID: 001
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Revises:
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Create Date: 2026-04-20 00:00:00.000000
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from alembic import op
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revision: str = "001"
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down_revision: Union[str, None] = None
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# ── posts ─────────────────────────────────────────────────────────────
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op.create_table(
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"posts",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("external_id", sa.String(64), nullable=False),
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sa.Column("text", sa.Text(), nullable=False),
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sa.Column("source", sa.String(32), nullable=False, server_default="truth"),
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sa.Column("published_at", sa.DateTime(), nullable=False),
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sa.Column("sentiment", sa.String(16), nullable=False, server_default="neutral"),
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sa.Column("ai_confidence", sa.Integer(), nullable=False, server_default="0"),
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sa.Column("relevant", sa.Boolean(), nullable=False, server_default="false"),
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sa.Column("price_impact_asset", sa.String(8), nullable=True),
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sa.Column("price_impact_m5", sa.Float(), nullable=True),
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sa.Column("price_impact_m15", sa.Float(), nullable=True),
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sa.Column("price_impact_m1h", sa.Float(), nullable=True),
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sa.Column("price_at_post", sa.Float(), nullable=True),
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sa.Column(
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"created_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("NOW()"),
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),
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)
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op.create_index("ix_posts_external_id", "posts", ["external_id"], unique=True)
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op.create_index("ix_posts_id", "posts", ["id"])
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# ── candles ───────────────────────────────────────────────────────────
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op.create_table(
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"candles",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("asset", sa.String(8), nullable=False),
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sa.Column("timeframe", sa.String(4), nullable=False),
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sa.Column("time", sa.BigInteger(), nullable=False),
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sa.Column("open", sa.Float(), nullable=False),
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sa.Column("high", sa.Float(), nullable=False),
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sa.Column("low", sa.Float(), nullable=False),
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sa.Column("close", sa.Float(), nullable=False),
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sa.Column("volume", sa.Float(), nullable=False),
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sa.UniqueConstraint("asset", "timeframe", "time", name="uq_candle_asset_tf_time"),
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)
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op.create_index("ix_candles_asset", "candles", ["asset"])
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op.create_index("ix_candles_id", "candles", ["id"])
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op.create_index("ix_candles_time", "candles", ["time"])
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# ── bot_trades ────────────────────────────────────────────────────────
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op.create_table(
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"bot_trades",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("asset", sa.String(8), nullable=False),
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sa.Column("side", sa.String(8), nullable=False),
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sa.Column("entry_price", sa.Float(), nullable=False),
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sa.Column("exit_price", sa.Float(), nullable=True),
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sa.Column("pnl_usd", sa.Float(), nullable=True),
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sa.Column("hold_seconds", sa.Integer(), nullable=True),
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sa.Column("trigger_post_id", sa.Integer(), sa.ForeignKey("posts.id"), nullable=True),
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sa.Column("wallet_address", sa.String(64), nullable=False),
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sa.Column(
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"opened_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("NOW()"),
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),
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sa.Column("closed_at", sa.DateTime(), nullable=True),
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sa.Column("hl_order_id", sa.String(128), nullable=True),
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)
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op.create_index("ix_bot_trades_id", "bot_trades", ["id"])
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op.create_index("ix_bot_trades_trigger_post_id", "bot_trades", ["trigger_post_id"])
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op.create_index("ix_bot_trades_wallet_address", "bot_trades", ["wallet_address"])
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# ── subscriptions ─────────────────────────────────────────────────────
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op.create_table(
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"subscriptions",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("wallet_address", sa.String(64), nullable=False),
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sa.Column("hl_api_key", sa.String(256), nullable=True),
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sa.Column("active", sa.Boolean(), nullable=False, server_default="false"),
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sa.Column("subscribed_at", sa.DateTime(), nullable=True),
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sa.Column(
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"created_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("NOW()"),
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),
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sa.UniqueConstraint("wallet_address", name="uq_subscriptions_wallet_address"),
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)
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op.create_index("ix_subscriptions_id", "subscriptions", ["id"])
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op.create_index(
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"ix_subscriptions_wallet_address", "subscriptions", ["wallet_address"], unique=True
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)
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def downgrade() -> None:
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op.drop_table("subscriptions")
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op.drop_table("bot_trades")
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op.drop_table("candles")
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op.drop_table("posts")
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