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106 lines
3.7 KiB
Python
106 lines
3.7 KiB
Python
"""add clients table and links from requests/invoices
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Revision ID: 0015_clients_table_links
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Revises: 0014_security_audit_log
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Create Date: 2026-02-24
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"""
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from __future__ import annotations
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import uuid
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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 = "0015_clients_table_links"
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down_revision = "0014_security_audit_log"
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branch_labels = None
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depends_on = None
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def upgrade():
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op.create_table(
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"clients",
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sa.Column("id", postgresql.UUID(as_uuid=True), primary_key=True),
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sa.Column("created_at", sa.DateTime(timezone=True), nullable=True),
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sa.Column("updated_at", sa.DateTime(timezone=True), nullable=True),
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sa.Column("responsible", sa.String(length=200), nullable=False, server_default="Администратор системы"),
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sa.Column("full_name", sa.String(length=200), nullable=False),
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sa.Column("phone", sa.String(length=30), nullable=False, unique=True),
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)
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op.create_index("ix_clients_phone", "clients", ["phone"], unique=True)
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op.add_column("requests", sa.Column("client_id", postgresql.UUID(as_uuid=True), nullable=True))
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op.add_column("invoices", sa.Column("client_id", postgresql.UUID(as_uuid=True), nullable=True))
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op.create_index("ix_requests_client_id", "requests", ["client_id"])
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op.create_index("ix_invoices_client_id", "invoices", ["client_id"])
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op.create_foreign_key("fk_requests_client_id_clients", "requests", "clients", ["client_id"], ["id"])
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op.create_foreign_key("fk_invoices_client_id_clients", "invoices", "clients", ["client_id"], ["id"])
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bind = op.get_bind()
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rows = bind.execute(
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sa.text(
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"""
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SELECT DISTINCT ON (client_phone)
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client_phone,
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client_name
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FROM requests
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WHERE client_phone IS NOT NULL AND client_phone <> ''
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ORDER BY client_phone, created_at ASC NULLS FIRST
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"""
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)
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).mappings()
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for row in rows:
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client_id = uuid.uuid4()
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bind.execute(
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sa.text(
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"""
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INSERT INTO clients (id, created_at, updated_at, responsible, full_name, phone)
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VALUES (:id, now(), now(), :responsible, :full_name, :phone)
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ON CONFLICT (phone) DO NOTHING
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"""
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),
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{
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"id": client_id,
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"responsible": "Миграция системы",
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"full_name": str(row.get("client_name") or "").strip() or "Клиент",
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"phone": str(row.get("client_phone") or "").strip(),
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},
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)
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bind.execute(
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sa.text(
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"""
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UPDATE requests AS r
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SET client_id = c.id
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FROM clients AS c
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WHERE r.client_phone = c.phone
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AND (r.client_id IS NULL OR r.client_id <> c.id)
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"""
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)
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)
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bind.execute(
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sa.text(
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"""
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UPDATE invoices AS i
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SET client_id = r.client_id
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FROM requests AS r
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WHERE i.request_id = r.id
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AND (i.client_id IS NULL OR i.client_id <> r.client_id)
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"""
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)
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)
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def downgrade():
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op.drop_constraint("fk_invoices_client_id_clients", "invoices", type_="foreignkey")
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op.drop_constraint("fk_requests_client_id_clients", "requests", type_="foreignkey")
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op.drop_index("ix_invoices_client_id", table_name="invoices")
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op.drop_index("ix_requests_client_id", table_name="requests")
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op.drop_column("invoices", "client_id")
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op.drop_column("requests", "client_id")
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op.drop_index("ix_clients_phone", table_name="clients")
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op.drop_table("clients")
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