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merged from gramsrv upstream

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onysd 2026-09-01 12:06:31 +03:00
parent 79c64ee916
commit 21a0856587
651 changed files with 54774 additions and 4590 deletions
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161
deploy/migrations/20260901000015_story_projection_sparse_read_models.up.sql Normal file
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-- Split story peer projection into a shared active-story gate and one sparse
-- hidden-peer snapshot per viewer. Both positive and negative facts receive a
-- durable token; active expiry is still enforced by expire_date at read time.
CREATE OR REPLACE FUNCTION public.telesrv_bump_story_peer(
p_peer_type text,
p_peer_id bigint
) RETURNS void
LANGUAGE plpgsql
AS $$
BEGIN
IF COALESCE(p_peer_type, '') NOT IN ('user', 'channel')
OR COALESCE(p_peer_id, 0) = 0 THEN
RETURN;
END IF;
PERFORM public.telesrv_bump_read_model_version(
'story_peer', 0, p_peer_type, p_peer_id
);
END;
$$;
CREATE OR REPLACE FUNCTION public.telesrv_bump_story_hidden_list(
p_viewer_user_id bigint
) RETURNS void
LANGUAGE plpgsql
AS $$
BEGIN
IF COALESCE(p_viewer_user_id, 0) = 0 THEN
RETURN;
END IF;
PERFORM public.telesrv_bump_read_model_version(
'story_hidden_list', p_viewer_user_id, 'user', p_viewer_user_id
);
END;
$$;
CREATE OR REPLACE FUNCTION public.telesrv_notify_story_row_read_models()
RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
IF TG_OP = 'DELETE' THEN
PERFORM public.telesrv_bump_story_peer(OLD.owner_peer_type, OLD.owner_peer_id);
RETURN OLD;
END IF;
IF TG_OP = 'UPDATE'
AND (OLD.owner_peer_type, OLD.owner_peer_id)
IS DISTINCT FROM (NEW.owner_peer_type, NEW.owner_peer_id) THEN
PERFORM public.telesrv_bump_story_peer(OLD.owner_peer_type, OLD.owner_peer_id);
END IF;
PERFORM public.telesrv_bump_story_peer(NEW.owner_peer_type, NEW.owner_peer_id);
RETURN NEW;
END;
$$;
CREATE OR REPLACE FUNCTION public.telesrv_notify_story_hidden_row_read_models()
RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
IF TG_OP = 'DELETE' THEN
PERFORM public.telesrv_bump_story_peer(OLD.owner_peer_type, OLD.owner_peer_id);
PERFORM public.telesrv_bump_story_hidden_list(OLD.viewer_user_id);
RETURN OLD;
END IF;
IF TG_OP = 'UPDATE' THEN
IF (OLD.owner_peer_type, OLD.owner_peer_id)
IS DISTINCT FROM (NEW.owner_peer_type, NEW.owner_peer_id) THEN
PERFORM public.telesrv_bump_story_peer(OLD.owner_peer_type, OLD.owner_peer_id);
END IF;
IF OLD.viewer_user_id IS DISTINCT FROM NEW.viewer_user_id THEN
PERFORM public.telesrv_bump_story_hidden_list(OLD.viewer_user_id);
END IF;
END IF;
PERFORM public.telesrv_bump_story_peer(NEW.owner_peer_type, NEW.owner_peer_id);
PERFORM public.telesrv_bump_story_hidden_list(NEW.viewer_user_id);
RETURN NEW;
END;
$$;
DROP TRIGGER IF EXISTS telesrv_stories_story_peer_read_model ON public.stories;
CREATE TRIGGER telesrv_stories_story_peer_read_model
AFTER INSERT OR UPDATE OR DELETE ON public.stories
FOR EACH ROW EXECUTE FUNCTION public.telesrv_notify_story_row_read_models();
DROP TRIGGER IF EXISTS telesrv_story_hidden_peers_story_peer_read_model ON public.story_hidden_peers;
CREATE TRIGGER telesrv_story_hidden_peers_story_peer_read_model
AFTER INSERT OR UPDATE OR DELETE ON public.story_hidden_peers
FOR EACH ROW EXECUTE FUNCTION public.telesrv_notify_story_hidden_row_read_models();
CREATE OR REPLACE FUNCTION public.telesrv_maintain_user_story_projection_versions()
RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
IF TG_OP = 'DELETE' THEN
PERFORM public.telesrv_bump_story_peer('user', OLD.id);
PERFORM public.telesrv_bump_story_hidden_list(OLD.id);
DELETE FROM public.read_model_versions
WHERE (model = 'story_peer' AND owner_user_id = 0
AND peer_type = 'user' AND peer_id = OLD.id)
OR (model = 'story_hidden_list' AND owner_user_id = OLD.id
AND peer_type = 'user' AND peer_id = OLD.id);
RETURN OLD;
END IF;
PERFORM public.telesrv_bump_story_peer('user', NEW.id);
PERFORM public.telesrv_bump_story_hidden_list(NEW.id);
RETURN NEW;
END;
$$;
DROP TRIGGER IF EXISTS users_story_projection_versions_changed ON public.users;
CREATE TRIGGER users_story_projection_versions_changed
AFTER INSERT OR DELETE ON public.users
FOR EACH ROW EXECUTE FUNCTION public.telesrv_maintain_user_story_projection_versions();
CREATE OR REPLACE FUNCTION public.telesrv_maintain_channel_story_projection_version()
RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
IF TG_OP = 'DELETE' THEN
PERFORM public.telesrv_bump_story_peer('channel', OLD.id);
DELETE FROM public.read_model_versions
WHERE model = 'story_peer' AND owner_user_id = 0
AND peer_type = 'channel' AND peer_id = OLD.id;
RETURN OLD;
END IF;
PERFORM public.telesrv_bump_story_peer('channel', NEW.id);
RETURN NEW;
END;
$$;
DROP TRIGGER IF EXISTS channels_story_projection_version_changed ON public.channels;
CREATE TRIGGER channels_story_projection_version_changed
AFTER INSERT OR DELETE ON public.channels
FOR EACH ROW EXECUTE FUNCTION public.telesrv_maintain_channel_story_projection_version();
INSERT INTO public.read_model_versions (
model, owner_user_id, peer_type, peer_id, version, hash, updated_at
)
SELECT 'story_peer', 0, 'user', u.id, 1,
public.telesrv_random_read_model_hash(), now()
FROM public.users u
ON CONFLICT (model, owner_user_id, peer_type, peer_id) DO NOTHING;
INSERT INTO public.read_model_versions (
model, owner_user_id, peer_type, peer_id, version, hash, updated_at
)
SELECT 'story_peer', 0, 'channel', c.id, 1,
public.telesrv_random_read_model_hash(), now()
FROM public.channels c
ON CONFLICT (model, owner_user_id, peer_type, peer_id) DO NOTHING;
INSERT INTO public.read_model_versions (
model, owner_user_id, peer_type, peer_id, version, hash, updated_at
)
SELECT 'story_hidden_list', u.id, 'user', u.id, 1,
public.telesrv_random_read_model_hash(), now()
FROM public.users u
ON CONFLICT (model, owner_user_id, peer_type, peer_id) DO NOTHING;