-- Repair schema_migrations after 2026-08-13 renumber (filename stems).
-- Safe to re-run. If new stem already exists, drops the obsolete old stem.
-- See docs/MIGRATION_RENUMBER.md

BEGIN;

CREATE TEMP TABLE _mig_rename(old_v text PRIMARY KEY, new_v text NOT NULL) ON COMMIT DROP;
INSERT INTO _mig_rename(old_v, new_v) VALUES
  ('000015_admin_rbac', '000018_admin_rbac'),
  ('000016_account_lifecycle', '000019_account_lifecycle'),
  ('000017_membership_plans', '000020_membership_plans'),
  ('000018_redemption_codes', '000021_redemption_codes'),
  ('000019_ask_ops_read', '000022_ask_ops_read'),
  ('000020_content_safety_filter', '000023_content_safety_filter'),
  ('000021_ask_quality_feedback', '000024_ask_quality_feedback'),
  ('000022_ai_system_prompts', '000025_ai_system_prompts'),
  ('000023_crisis_policies', '000026_crisis_policies'),
  ('000018_user_avatar', '000027_user_avatar'),
  ('000019_mbti_label', '000028_mbti_label'),
  ('000020_mbti_questions', '000029_mbti_questions'),
  ('000021_oejts_mbti', '000030_oejts_mbti'),
  ('000022_mbti_full_60', '000031_mbti_full_60'),
  ('000023_home_daily_tips', '000032_home_daily_tips'),
  ('000024_knowledge_sources', '000033_knowledge_sources'),
  ('000025_ops_banners', '000034_ops_banners'),
  ('000026_ops_feed_slots', '000035_ops_feed_slots'),
  ('000027_ops_scheduled_publications', '000036_ops_scheduled_publications'),
  ('000028_knowledge_chunks', '000037_knowledge_chunks'),
  ('000029_tool_definitions', '000038_tool_definitions'),
  ('000030_block_policies', '000039_block_policies'),
  ('000031_moderation_cases', '000040_moderation_cases'),
  ('000032_crisis_events', '000041_crisis_events'),
  ('000033_intervention_outcomes', '000042_intervention_outcomes'),
  ('000034_ask_handoff_cases', '000043_ask_handoff_cases'),
  ('000035_privacy_requests', '000044_privacy_requests'),
  ('000036_star_configs', '000045_star_configs'),
  ('000037_rhythm_configs', '000046_rhythm_configs'),
  ('000038_image_card_decks', '000047_image_card_decks'),
  ('000039_report_templates', '000048_report_templates'),
  ('000040_funnel_definitions', '000049_funnel_definitions'),
  ('000041_ops_hardening', '000050_ops_hardening');

-- Prefer keeping new_v if both exist; otherwise rename old -> new.
DELETE FROM schema_migrations sm
USING _mig_rename r
WHERE sm.version = r.old_v
  AND EXISTS (SELECT 1 FROM schema_migrations x WHERE x.version = r.new_v);

UPDATE schema_migrations sm
SET version = r.new_v
FROM _mig_rename r
WHERE sm.version = r.old_v;

COMMIT;