owpengram-server/deploy/migrations/0151_collectible_usernames.down.sql
Egor Egorov fff8de783a
feat: add NFT usernames and bot verification (#22)
Implements collectible usernames, official verification workflows, and third-party bot verification after maintainer protocol and migration review.

The composite activity/moderation rating remains an admin-only read model; Telegram Stars Rating wire fields stay unset pending a dedicated official-semantics implementation.

Reviewed-Head: 2796345775ea0f908fb7734601e5e1dee4b653b9
Original-Head: fa082b892fd5180c9c9bc53c81c21cf5d250a75b

Co-authored-by: Egor Egorov <business.egor.sg@gmail.com>
2026-07-28 01:18:00 +08:00

45 lines
1.6 KiB
PL/PgSQL

-- Restore the single-username-per-peer invariant. Collectible registry rows are
-- dropped first so the old unique index can be recreated; the assets and their
-- provenance log are then removed with the tables.
DELETE FROM public.peer_usernames WHERE collectible_id IS NOT NULL OR NOT editable;
DROP INDEX IF EXISTS public.peer_usernames_collectible_idx;
DROP INDEX IF EXISTS public.peer_usernames_peer_order_idx;
DROP INDEX IF EXISTS public.peer_usernames_peer_editable_idx;
ALTER TABLE public.peer_usernames
DROP CONSTRAINT IF EXISTS peer_usernames_sort_order_check,
DROP CONSTRAINT IF EXISTS peer_usernames_collectible_not_editable_check,
DROP CONSTRAINT IF EXISTS peer_usernames_username_case_check;
ALTER TABLE public.peer_usernames
DROP COLUMN IF EXISTS collectible_id,
DROP COLUMN IF EXISTS sort_order,
DROP COLUMN IF EXISTS editable,
DROP COLUMN IF EXISTS active,
DROP COLUMN IF EXISTS username;
CREATE UNIQUE INDEX IF NOT EXISTS peer_usernames_peer_unique_idx
ON public.peer_usernames (peer_type, peer_id);
CREATE OR REPLACE FUNCTION public.delete_user_peer_username() RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
DELETE FROM public.peer_usernames WHERE peer_type = 'user' AND peer_id = OLD.id;
RETURN OLD;
END;
$$;
CREATE OR REPLACE FUNCTION public.delete_channel_peer_username() RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
DELETE FROM public.peer_usernames WHERE peer_type = 'channel' AND peer_id = OLD.id;
RETURN OLD;
END;
$$;
DROP TABLE IF EXISTS public.collectible_username_transfers;
DROP TABLE IF EXISTS public.collectible_usernames;