31 lines
1.2 KiB
MySQL
31 lines
1.2 KiB
MySQL
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-- Smart-archive feature — add columns that capture WHO archived a client,
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-- WHY, and WHAT decisions they made along the way (for the restore
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-- wizard to attempt reversal).
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--
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-- archived_at already exists (since the original schema). The three new
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-- columns are all nullable and default-friendly so existing archived
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-- rows backfill cleanly: their reason/metadata stays NULL, which the
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-- service treats as "legacy archive (no smart-archive metadata)".
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ALTER TABLE clients ADD COLUMN IF NOT EXISTS archived_by text;
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ALTER TABLE clients ADD COLUMN IF NOT EXISTS archive_reason text;
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ALTER TABLE clients ADD COLUMN IF NOT EXISTS archive_metadata jsonb;
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-- archived_by FK is SET NULL on user delete so the audit trail outlives
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-- staff turnover. Not VALID immediately to keep the lock window short;
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-- VALIDATE after the column is in place.
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DO $$
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BEGIN
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IF NOT EXISTS (
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SELECT 1 FROM pg_constraint WHERE conname = 'clients_archived_by_fk'
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) THEN
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ALTER TABLE clients
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ADD CONSTRAINT clients_archived_by_fk
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FOREIGN KEY (archived_by) REFERENCES "user"(id)
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ON DELETE SET NULL
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NOT VALID;
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END IF;
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END$$;
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ALTER TABLE clients VALIDATE CONSTRAINT clients_archived_by_fk;
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