7df60cbeb9
- FastAPI app with async SQLAlchemy + Alembic migrations - API: positions CRUD, PnL summary, trade history, webhook endpoint - Dark-themed SPA frontend (vanilla HTML/JS) - K8s: deployment, service, configmap, TsProxy for Tailscale access - Backed by hermes-pgdb / trading_data database - Wired into Flux staging pipeline
43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
"""initial schema — positions table
|
|
|
|
Revision ID: 001_initial
|
|
Create Date: 2026-05-02
|
|
"""
|
|
|
|
from alembic import op
|
|
import sqlalchemy as sa
|
|
from sqlalchemy.dialects import postgresql
|
|
|
|
revision = "001_initial"
|
|
down_revision = None
|
|
branch_labels = None
|
|
depends_on = None
|
|
|
|
|
|
def upgrade() -> None:
|
|
op.create_enum("position_direction", "long", "short", schema="public", create_type=True)
|
|
|
|
op.create_table(
|
|
"positions",
|
|
sa.Column("id", postgresql.UUID(as_uuid=True), primary_key=True, server_default=sa.text("gen_random_uuid()")),
|
|
sa.Column("symbol", sa.String(32), nullable=False),
|
|
sa.Column("direction", postgresql.ENUM("long", "short", name="position_direction", create_type=False), nullable=False),
|
|
sa.Column("entry_price", sa.Numeric(precision=16, scale=8), nullable=False),
|
|
sa.Column("exit_price", sa.Numeric(precision=16, scale=8)),
|
|
sa.Column("quantity", sa.Numeric(precision=16, scale=8), nullable=False),
|
|
sa.Column("exchange", sa.String(32), nullable=False),
|
|
sa.Column("opened_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
|
|
sa.Column("closed_at", sa.DateTime(timezone=True)),
|
|
sa.Column("pnl", sa.Numeric(precision=16, scale=2)),
|
|
sa.Column("metadata", sa.JSON),
|
|
)
|
|
|
|
op.create_index(op.f("ix_positions_symbol"), "positions", ["symbol"])
|
|
op.create_index(op.f("ix_positions_exchange"), "positions", ["exchange"])
|
|
|
|
|
|
def downgrade() -> None:
|
|
op.drop_index(op.f("ix_positions_exchange"), table_name="positions")
|
|
op.drop_index(op.f("ix_positions_symbol"), table_name="positions")
|
|
op.drop_table("positions")
|
|
op.execute("DROP TYPE IF EXISTS position_direction")
|