127 lines
5.2 KiB
Python
127 lines
5.2 KiB
Python
"""initial schema
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Revision ID: 0001_initial
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Revises:
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Create Date: 2024-01-01 00:00:00.000000
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import postgresql
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# revision identifiers, used by Alembic.
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revision: str = "0001_initial"
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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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"""Upgrade database schema."""
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# Create ENUM types
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world_visibility = postgresql.ENUM(
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"public", "private", "friends_only", name="world_visibility"
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)
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world_visibility.create(op.get_bind(), checkfirst=True)
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asset_type = postgresql.ENUM(
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"image", "audio", "video", "document", "model_3d", "other", name="asset_type"
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)
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asset_type.create(op.get_bind(), checkfirst=True)
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# Create users table
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op.create_table(
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"users",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column("username", sa.String(length=50), nullable=False),
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sa.Column("email", sa.String(length=120), nullable=False),
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sa.Column("hashed_password", sa.String(length=255), nullable=False),
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sa.Column("is_active", sa.Boolean(), nullable=True),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.Column("updated_at", sa.DateTime(timezone=True), nullable=True),
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)
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op.create_index(op.f("ix_users_email"), "users", ["email"], unique=True)
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op.create_index(op.f("ix_users_id"), "users", ["id"], unique=False)
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op.create_index(op.f("ix_users_username"), "users", ["username"], unique=True)
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# Create sessions table
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op.create_table(
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"sessions",
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sa.Column("id", sa.String(length=36), primary_key=True),
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sa.Column("user_id", sa.Integer(), nullable=False),
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sa.Column("token", sa.String(), nullable=False),
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sa.Column("expires_at", sa.DateTime(timezone=True), nullable=False),
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sa.Column("is_active", sa.Boolean(), nullable=True),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.ForeignKeyConstraint(["user_id"], ["users.id"], ondelete="CASCADE"),
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)
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op.create_index(op.f("ix_sessions_token"), "sessions", ["token"], unique=True)
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# Create worlds table
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op.create_table(
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"worlds",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column("name", sa.String(length=255), nullable=False),
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sa.Column("description", sa.Text(), nullable=True),
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sa.Column("owner_id", sa.Integer(), nullable=False),
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sa.Column(
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"visibility",
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postgresql.ENUM(
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"public", "private", "friends_only", name="world_visibility"
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),
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nullable=True,
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),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.Column("updated_at", sa.DateTime(timezone=True), nullable=True),
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sa.ForeignKeyConstraint(["owner_id"], ["users.id"]),
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)
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op.create_index(op.f("ix_worlds_id"), "worlds", ["id"], unique=False)
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# Create assets table
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op.create_table(
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"assets",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column("name", sa.String(length=255), nullable=False),
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sa.Column("description", sa.Text(), nullable=True),
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sa.Column(
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"asset_type",
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postgresql.ENUM(
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"image", "audio", "video", "document", "model_3d", "other",
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name="asset_type",
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),
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nullable=False,
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),
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sa.Column("file_path", sa.String(length=512), nullable=False),
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sa.Column("file_size", sa.Integer(), nullable=True),
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sa.Column("mime_type", sa.String(length=128), nullable=True),
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sa.Column("metadata_json", sa.Text(), nullable=True),
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sa.Column("world_id", sa.Integer(), nullable=True),
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sa.Column("owner_id", sa.Integer(), nullable=False),
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sa.Column("is_public", sa.Boolean(), nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
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sa.ForeignKeyConstraint(["owner_id"], ["users.id"]),
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sa.ForeignKeyConstraint(["world_id"], ["worlds.id"]),
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)
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op.create_index(op.f("ix_assets_id"), "assets", ["id"], unique=False)
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def downgrade() -> None:
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"""Downgrade database schema."""
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op.drop_index(op.f("ix_assets_id"), table_name="assets")
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op.drop_table("assets")
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op.drop_index(op.f("ix_worlds_id"), table_name="worlds")
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op.drop_table("worlds")
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op.drop_index(op.f("ix_sessions_token"), table_name="sessions")
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op.drop_table("sessions")
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op.drop_index(op.f("ix_users_username"), table_name="users")
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op.drop_index(op.f("ix_users_id"), table_name="users")
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op.drop_index(op.f("ix_users_email"), table_name="users")
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op.drop_table("users")
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# Drop ENUM types
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postgresql.ENUM(name="asset_type").drop(op.get_bind(), checkfirst=True)
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postgresql.ENUM(name="world_visibility").drop(op.get_bind(), checkfirst=True)
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