"""initial accounts and messages hypertable

Revision ID: 77df960a31de
Revises:
Create Date: 2026-05-29 10:58:16.118857

"""

from collections.abc import Sequence

import sqlalchemy as sa
from alembic import op
from sqlalchemy.dialects import postgresql

revision: str = "77df960a31de"
down_revision: str | None = None
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        "accounts",
        sa.Column("account_id", sa.Integer(), nullable=False),
        sa.Column("tg_user_id", sa.BigInteger(), nullable=True),
        sa.Column("label", sa.String(), nullable=True),
        sa.Column("phone", sa.String(), nullable=True),
        sa.Column("session_name", sa.String(), nullable=False),
        sa.Column("is_active", sa.Boolean(), nullable=False),
        sa.Column("raw", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
        sa.Column(
            "created_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("now()"),
            nullable=False,
        ),
        sa.Column(
            "updated_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("now()"),
            nullable=False,
        ),
        sa.PrimaryKeyConstraint("account_id"),
        sa.UniqueConstraint("tg_user_id"),
    )
    op.create_table(
        "messages",
        sa.Column("account_id", sa.Integer(), nullable=False),
        sa.Column("chat_id", sa.BigInteger(), nullable=False),
        sa.Column("message_id", sa.BigInteger(), nullable=False),
        sa.Column("date", sa.DateTime(timezone=True), nullable=False),
        sa.Column("raw", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
        sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
        sa.PrimaryKeyConstraint("account_id", "chat_id", "message_id", "date"),
    )
    # ### end Alembic commands ###

    op.execute(
        "SELECT create_hypertable('messages', by_range('date', INTERVAL '1 month'))"
    )
    op.execute(
        "ALTER TABLE messages SET ("
        "timescaledb.enable_columnstore = true, "
        "timescaledb.segmentby = 'chat_id', "
        "timescaledb.orderby = 'date DESC')"
    )
    op.execute("CALL add_columnstore_policy('messages', after => INTERVAL '30 days')")


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table("messages")
    op.drop_table("accounts")
    # ### end Alembic commands ###