A R R R Associates
70 lines
3.0 KiB
Python
70 lines
3.0 KiB
Python
"""services phase 4C task communication timeline
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Revision ID: 20260507_task_communication_phase_4c
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Revises: 20260506_work_tracker_phase_4b
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Create Date: 2026-05-03
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"""
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from __future__ import annotations
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from alembic import op
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import sqlalchemy as sa
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revision = "20260507_task_communication_phase_4c"
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down_revision = "20260506_work_tracker_phase_4b"
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branch_labels = None
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depends_on = None
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def _insp():
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return sa.inspect(op.get_bind())
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def _has_table(table_name: str) -> bool:
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return table_name in _insp().get_table_names()
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def _has_index(table_name: str, index_name: str) -> bool:
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if not _has_table(table_name):
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return False
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return any(ix.get("name") == index_name for ix in _insp().get_indexes(table_name))
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def upgrade() -> None:
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if not _has_table("service_task_comments"):
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op.create_table(
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"service_task_comments",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("tenant_id", sa.Integer(), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
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sa.Column("branch_id", sa.Integer(), sa.ForeignKey("branches.id"), nullable=True),
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sa.Column("subscription_id", sa.Integer(), sa.ForeignKey("client_service_subscriptions.id", ondelete="CASCADE"), nullable=False),
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sa.Column("task_instance_id", sa.Integer(), sa.ForeignKey("client_service_task_instances.id", ondelete="CASCADE"), nullable=False),
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sa.Column("comment_type", sa.String(length=40), nullable=False, server_default="internal_note"),
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sa.Column("visibility", sa.String(length=30), nullable=False, server_default="internal"),
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sa.Column("message", sa.Text(), nullable=False),
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sa.Column("created_by_user_id", sa.Integer(), sa.ForeignKey("users.id"), nullable=True),
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sa.Column("created_at_utc", sa.DateTime(timezone=True), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
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sa.Column("updated_at_utc", sa.DateTime(timezone=True), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
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sa.Column("is_deleted", sa.Boolean(), nullable=False, server_default=sa.text("0")),
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)
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index_specs = [
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("ix_service_task_comments_tenant_id", ["tenant_id"]),
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("ix_service_task_comments_branch_id", ["branch_id"]),
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("ix_service_task_comments_subscription_id", ["subscription_id"]),
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("ix_service_task_comments_task_instance_id", ["task_instance_id"]),
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("ix_service_task_comments_comment_type", ["comment_type"]),
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("ix_service_task_comments_visibility", ["visibility"]),
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("ix_service_task_comments_created_by_user_id", ["created_by_user_id"]),
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("ix_service_task_comments_is_deleted", ["is_deleted"]),
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]
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for index_name, columns in index_specs:
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if not _has_index("service_task_comments", index_name):
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op.create_index(index_name, "service_task_comments", columns, unique=False)
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def downgrade() -> None:
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if _has_table("service_task_comments"):
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op.drop_table("service_task_comments")
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