Files
paliad/internal/db/migrations/027_rename_to_partner_units.up.sql
m 832104af9e Merge remote-tracking branch 'origin/main' into mai/cronus/partner-units-rename
# Conflicts:
#	frontend/build.ts
#	frontend/src/admin.tsx
#	frontend/src/client/i18n.ts
#	internal/handlers/handlers.go
2026-04-29 22:17:32 +02:00

132 lines
7.9 KiB
SQL

-- t-paliad-070: Rename departments → partner_units across the schema, drop
-- the legacy users.dezernat free-text column, and add the
-- partner_unit_events audit table.
--
-- Order of operations matters because constraint names are owned by their
-- owning table; we rename the table first, then the columns/constraints/
-- policies that postgres did not auto-rename.
--
-- Idempotent renames (DO $$ EXCEPTION WHEN undefined_object $$) are used
-- for constraint/index/policy steps so re-runs after a partial apply on
-- freshly-provisioned DBs (e.g. test DBs that may have run earlier
-- migrations under different names) do not abort the chain.
-- ---------------------------------------------------------------------------
-- 1. Best-effort second seed of department_members from the legacy
-- users.dezernat free-text field. Mirror of migration 019 — re-run before
-- DROP COLUMN to capture any drift since 019 ran. Idempotent via
-- ON CONFLICT DO NOTHING.
-- ---------------------------------------------------------------------------
INSERT INTO paliad.departments (id, name, lead_user_id, office, created_at, updated_at)
SELECT gen_random_uuid(),
btrim(u.dezernat),
NULL,
MIN(u.office),
now(),
now()
FROM paliad.users u
WHERE u.dezernat IS NOT NULL
AND btrim(u.dezernat) <> ''
AND NOT EXISTS (
SELECT 1 FROM paliad.departments d2 WHERE d2.name = btrim(u.dezernat)
)
GROUP BY btrim(u.dezernat)
ON CONFLICT DO NOTHING;
INSERT INTO paliad.department_members (department_id, user_id, created_at)
SELECT d.id, u.id, now()
FROM paliad.users u
JOIN paliad.departments d
ON d.name = btrim(u.dezernat)
WHERE u.dezernat IS NOT NULL
AND btrim(u.dezernat) <> ''
ON CONFLICT DO NOTHING;
-- ---------------------------------------------------------------------------
-- 2. Drop the legacy free-text column. The structured side
-- (department_members) is the source of truth from here on.
-- ---------------------------------------------------------------------------
ALTER TABLE paliad.users DROP COLUMN IF EXISTS dezernat;
-- ---------------------------------------------------------------------------
-- 3. Rename tables.
-- ---------------------------------------------------------------------------
ALTER TABLE paliad.departments RENAME TO partner_units;
ALTER TABLE paliad.department_members RENAME TO partner_unit_members;
-- ---------------------------------------------------------------------------
-- 4. Rename junction column.
-- ---------------------------------------------------------------------------
ALTER TABLE paliad.partner_unit_members RENAME COLUMN department_id TO partner_unit_id;
-- ---------------------------------------------------------------------------
-- 5. Rename constraints. Postgres auto-renames the underlying index for
-- pkey/uniq constraints; standalone indexes are renamed in step 6.
-- ---------------------------------------------------------------------------
DO $$ BEGIN ALTER TABLE paliad.partner_units RENAME CONSTRAINT departments_pkey TO partner_units_pkey; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER TABLE paliad.partner_units RENAME CONSTRAINT departments_lead_user_id_fkey TO partner_units_lead_user_id_fkey; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER TABLE paliad.partner_units RENAME CONSTRAINT departments_office_check TO partner_units_office_check; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER TABLE paliad.partner_unit_members RENAME CONSTRAINT department_members_pkey TO partner_unit_members_pkey; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER TABLE paliad.partner_unit_members RENAME CONSTRAINT department_members_department_id_fkey TO partner_unit_members_partner_unit_id_fkey; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER TABLE paliad.partner_unit_members RENAME CONSTRAINT department_members_user_id_fkey TO partner_unit_members_user_id_fkey; EXCEPTION WHEN undefined_object THEN NULL; END $$;
-- ---------------------------------------------------------------------------
-- 6. Rename non-pkey indexes.
-- ---------------------------------------------------------------------------
DO $$ BEGIN ALTER INDEX paliad.departments_office_idx RENAME TO partner_units_office_idx; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER INDEX paliad.departments_lead_idx RENAME TO partner_units_lead_idx; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER INDEX paliad.department_members_user_idx RENAME TO partner_unit_members_user_idx; EXCEPTION WHEN undefined_object THEN NULL; END $$;
-- ---------------------------------------------------------------------------
-- 7. Rename RLS policies.
-- ---------------------------------------------------------------------------
DO $$ BEGIN ALTER POLICY departments_select ON paliad.partner_units RENAME TO partner_units_select; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER POLICY departments_write ON paliad.partner_units RENAME TO partner_units_write; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER POLICY department_members_select ON paliad.partner_unit_members RENAME TO partner_unit_members_select; EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN ALTER POLICY department_members_write ON paliad.partner_unit_members RENAME TO partner_unit_members_write; EXCEPTION WHEN undefined_object THEN NULL; END $$;
-- ---------------------------------------------------------------------------
-- 8. Audit table for partner-unit events. Mutations on partner_units +
-- partner_unit_members emit one row each, written in the same tx by
-- PartnerUnitService. The viewer in audit_service.go unions this source
-- in alongside project_events / caldav_sync_log / reminder_log.
--
-- partner_unit_id is nullable + ON DELETE SET NULL so the historical
-- 'deleted' event survives the cascade that removes the unit row.
-- ---------------------------------------------------------------------------
CREATE TABLE paliad.partner_unit_events (
id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
partner_unit_id uuid NULL REFERENCES paliad.partner_units(id) ON DELETE SET NULL,
actor_id uuid NOT NULL REFERENCES auth.users(id),
event_type text NOT NULL CHECK (event_type IN (
'created', 'updated', 'deleted', 'member_added', 'member_removed'
)),
-- Snapshot of the unit's name at event time so deleted units still show
-- a human-readable label in the audit timeline (partner_unit_id is NULL
-- on deleted, so we can't JOIN through to partner_units.name).
unit_name text NOT NULL,
payload jsonb NOT NULL DEFAULT '{}'::jsonb,
created_at timestamptz NOT NULL DEFAULT now()
);
CREATE INDEX partner_unit_events_unit_idx ON paliad.partner_unit_events(partner_unit_id, created_at DESC);
CREATE INDEX partner_unit_events_actor_idx ON paliad.partner_unit_events(actor_id, created_at DESC);
CREATE INDEX partner_unit_events_time_idx ON paliad.partner_unit_events(created_at DESC);
-- RLS: read access matches /api/partner-units (any authenticated user);
-- writes only by global_admin (defence-in-depth — the service already
-- gates with requireAdmin).
ALTER TABLE paliad.partner_unit_events ENABLE ROW LEVEL SECURITY;
CREATE POLICY partner_unit_events_select ON paliad.partner_unit_events
FOR SELECT USING (auth.uid() IS NOT NULL);
CREATE POLICY partner_unit_events_write ON paliad.partner_unit_events
FOR INSERT WITH CHECK (
EXISTS (
SELECT 1 FROM paliad.users u
WHERE u.id = auth.uid()
AND u.global_role = 'global_admin'
)
);