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arrr-erp/alembic/versions/20260518_phase_6f_employee_onboarding_offboarding.py
T
A R R R Associates 5c75eb6bd9 Prepare ERP source for Gitea deployment
2026-06-20 15:01:44 +05:30

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"""phase 6f employee onboarding and offboarding
Revision ID: 20260518_phase_6f_employee_onboarding_offboarding
Revises: 20260517_phase_6e_employee_documents
Create Date: 2026-05-18
"""
from __future__ import annotations
from alembic import op
import sqlalchemy as sa
revision = "20260518_phase_6f_employee_onboarding_offboarding"
down_revision = "20260517_phase_6e_employee_documents"
branch_labels = None
depends_on = None
def upgrade() -> None:
op.create_table(
"employee_onboarding_checklist_items",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("tenant_id", sa.Integer(), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
sa.Column("branch_id", sa.Integer(), sa.ForeignKey("branches.id"), nullable=False),
sa.Column("code", sa.String(length=50), nullable=False),
sa.Column("title", sa.String(length=200), nullable=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("stage", sa.String(length=50), nullable=False, server_default="joining"),
sa.Column("default_due_days", sa.Integer(), nullable=False, server_default="0"),
sa.Column("sort_order", sa.Integer(), nullable=False, server_default="0"),
sa.Column("is_mandatory", sa.Boolean(), nullable=False, server_default=sa.true()),
sa.Column("is_active", sa.Boolean(), nullable=False, server_default=sa.true()),
sa.Column("created_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("updated_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("created_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.Column("updated_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.UniqueConstraint("tenant_id", "branch_id", "code", name="uq_employee_onboarding_items_tenant_branch_code"),
)
op.create_index("ix_employee_onboarding_checklist_items_tenant_id", "employee_onboarding_checklist_items", ["tenant_id"])
op.create_index("ix_employee_onboarding_checklist_items_branch_id", "employee_onboarding_checklist_items", ["branch_id"])
op.create_index("ix_employee_onboarding_checklist_items_code", "employee_onboarding_checklist_items", ["code"])
op.create_index("ix_employee_onboarding_checklist_items_is_active", "employee_onboarding_checklist_items", ["is_active"])
op.create_table(
"employee_onboarding_tasks",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("tenant_id", sa.Integer(), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
sa.Column("branch_id", sa.Integer(), sa.ForeignKey("branches.id"), nullable=False),
sa.Column("employee_id", sa.Integer(), sa.ForeignKey("employees.id", ondelete="CASCADE"), nullable=False),
sa.Column("checklist_item_id", sa.Integer(), sa.ForeignKey("employee_onboarding_checklist_items.id", ondelete="SET NULL"), nullable=True),
sa.Column("title", sa.String(length=200), nullable=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("stage", sa.String(length=50), nullable=False, server_default="joining"),
sa.Column("due_date", sa.Date(), nullable=True),
sa.Column("status", sa.String(length=30), nullable=False, server_default="pending"),
sa.Column("assigned_to_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("completed_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("completed_at_utc", sa.DateTime(timezone=True), nullable=True),
sa.Column("review_notes", sa.Text(), nullable=True),
sa.Column("created_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("updated_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("created_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.Column("updated_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.UniqueConstraint("tenant_id", "employee_id", "checklist_item_id", name="uq_employee_onboarding_task_employee_item"),
)
for col in ["tenant_id", "branch_id", "employee_id", "checklist_item_id", "due_date", "status", "assigned_to_user_id"]:
op.create_index(f"ix_employee_onboarding_tasks_{col}", "employee_onboarding_tasks", [col])
op.create_table(
"employee_offboarding_requests",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("tenant_id", sa.Integer(), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
sa.Column("branch_id", sa.Integer(), sa.ForeignKey("branches.id"), nullable=False),
sa.Column("employee_id", sa.Integer(), sa.ForeignKey("employees.id", ondelete="CASCADE"), nullable=False),
sa.Column("user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("request_type", sa.String(length=50), nullable=False, server_default="resignation"),
sa.Column("requested_relieving_date", sa.Date(), nullable=True),
sa.Column("approved_relieving_date", sa.Date(), nullable=True),
sa.Column("reason", sa.Text(), nullable=True),
sa.Column("handover_notes", sa.Text(), nullable=True),
sa.Column("status", sa.String(length=30), nullable=False, server_default="pending"),
sa.Column("requested_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("reviewed_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("reviewed_at_utc", sa.DateTime(timezone=True), nullable=True),
sa.Column("review_notes", sa.Text(), nullable=True),
sa.Column("completed_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("completed_at_utc", sa.DateTime(timezone=True), nullable=True),
sa.Column("created_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.Column("updated_at_utc", sa.DateTime(timezone=True), nullable=False),
)
for col in ["tenant_id", "branch_id", "employee_id", "user_id", "request_type", "requested_relieving_date", "approved_relieving_date", "status"]:
op.create_index(f"ix_employee_offboarding_requests_{col}", "employee_offboarding_requests", [col])
op.create_table(
"employee_offboarding_tasks",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("tenant_id", sa.Integer(), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
sa.Column("branch_id", sa.Integer(), sa.ForeignKey("branches.id"), nullable=False),
sa.Column("request_id", sa.Integer(), sa.ForeignKey("employee_offboarding_requests.id", ondelete="CASCADE"), nullable=False),
sa.Column("employee_id", sa.Integer(), sa.ForeignKey("employees.id", ondelete="CASCADE"), nullable=False),
sa.Column("title", sa.String(length=200), nullable=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("due_date", sa.Date(), nullable=True),
sa.Column("status", sa.String(length=30), nullable=False, server_default="pending"),
sa.Column("assigned_to_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("completed_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("completed_at_utc", sa.DateTime(timezone=True), nullable=True),
sa.Column("review_notes", sa.Text(), nullable=True),
sa.Column("created_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("updated_by_user_id", sa.Integer(), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
sa.Column("created_at_utc", sa.DateTime(timezone=True), nullable=False),
sa.Column("updated_at_utc", sa.DateTime(timezone=True), nullable=False),
)
for col in ["tenant_id", "branch_id", "request_id", "employee_id", "due_date", "status", "assigned_to_user_id"]:
op.create_index(f"ix_employee_offboarding_tasks_{col}", "employee_offboarding_tasks", [col])
def downgrade() -> None:
op.drop_table("employee_offboarding_tasks")
op.drop_table("employee_offboarding_requests")
op.drop_table("employee_onboarding_tasks")
op.drop_table("employee_onboarding_checklist_items")
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